xref: /freebsd/sys/dev/isp/isp.c (revision 4f6dd82a2f6edad76b474ad266640c2867c9db69)
1 /*-
2  *  Copyright (c) 1997-2009 by Matthew Jacob
3  *  All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions
7  *  are met:
8  *
9  *  1. Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  *  2. Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  *
15  *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
19  *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  *  SUCH DAMAGE.
26  *
27  */
28 
29 /*
30  * Machine and OS Independent (well, as best as possible)
31  * code for the Qlogic ISP SCSI and FC-SCSI adapters.
32  */
33 
34 /*
35  * Inspiration and ideas about this driver are from Erik Moe's Linux driver
36  * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c). Some
37  * ideas dredged from the Solaris driver.
38  */
39 
40 /*
41  * Include header file appropriate for platform we're building on.
42  */
43 #ifdef	__NetBSD__
44 #include <sys/cdefs.h>
45 __KERNEL_RCSID(0, "$NetBSD$");
46 #include <dev/ic/isp_netbsd.h>
47 #endif
48 #ifdef	__FreeBSD__
49 #include <sys/cdefs.h>
50 __FBSDID("$FreeBSD$");
51 #include <dev/isp/isp_freebsd.h>
52 #endif
53 #ifdef	__OpenBSD__
54 #include <dev/ic/isp_openbsd.h>
55 #endif
56 #ifdef	__linux__
57 #include "isp_linux.h"
58 #endif
59 #ifdef	__svr4__
60 #include "isp_solaris.h"
61 #endif
62 
63 /*
64  * General defines
65  */
66 #define	MBOX_DELAY_COUNT	1000000 / 100
67 
68 /*
69  * Local static data
70  */
71 static const char notresp[] = "Not RESPONSE in RESPONSE Queue (type 0x%x) @ idx %d (next %d) nlooked %d";
72 static const char bun[] = "bad underrun (count %d, resid %d, status %s)";
73 static const char lipd[] = "Chan %d LIP destroyed %d active commands";
74 static const char sacq[] = "unable to acquire scratch area";
75 
76 static const uint8_t alpa_map[] = {
77 	0xef, 0xe8, 0xe4, 0xe2, 0xe1, 0xe0, 0xdc, 0xda,
78 	0xd9, 0xd6, 0xd5, 0xd4, 0xd3, 0xd2, 0xd1, 0xce,
79 	0xcd, 0xcc, 0xcb, 0xca, 0xc9, 0xc7, 0xc6, 0xc5,
80 	0xc3, 0xbc, 0xba, 0xb9, 0xb6, 0xb5, 0xb4, 0xb3,
81 	0xb2, 0xb1, 0xae, 0xad, 0xac, 0xab, 0xaa, 0xa9,
82 	0xa7, 0xa6, 0xa5, 0xa3, 0x9f, 0x9e, 0x9d, 0x9b,
83 	0x98, 0x97, 0x90, 0x8f, 0x88, 0x84, 0x82, 0x81,
84 	0x80, 0x7c, 0x7a, 0x79, 0x76, 0x75, 0x74, 0x73,
85 	0x72, 0x71, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x69,
86 	0x67, 0x66, 0x65, 0x63, 0x5c, 0x5a, 0x59, 0x56,
87 	0x55, 0x54, 0x53, 0x52, 0x51, 0x4e, 0x4d, 0x4c,
88 	0x4b, 0x4a, 0x49, 0x47, 0x46, 0x45, 0x43, 0x3c,
89 	0x3a, 0x39, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31,
90 	0x2e, 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x27, 0x26,
91 	0x25, 0x23, 0x1f, 0x1e, 0x1d, 0x1b, 0x18, 0x17,
92 	0x10, 0x0f, 0x08, 0x04, 0x02, 0x01, 0x00
93 };
94 
95 /*
96  * Local function prototypes.
97  */
98 static int isp_parse_async(ispsoftc_t *, uint16_t);
99 static int isp_parse_async_fc(ispsoftc_t *, uint16_t);
100 static int isp_handle_other_response(ispsoftc_t *, int, isphdr_t *, uint32_t *);
101 static void isp_parse_status(ispsoftc_t *, ispstatusreq_t *, XS_T *, long *); static void
102 isp_parse_status_24xx(ispsoftc_t *, isp24xx_statusreq_t *, XS_T *, long *);
103 static void isp_fastpost_complete(ispsoftc_t *, uint32_t);
104 static int isp_mbox_continue(ispsoftc_t *);
105 static void isp_scsi_init(ispsoftc_t *);
106 static void isp_scsi_channel_init(ispsoftc_t *, int);
107 static void isp_fibre_init(ispsoftc_t *);
108 static void isp_fibre_init_2400(ispsoftc_t *);
109 static void isp_clear_portdb(ispsoftc_t *, int);
110 static void isp_mark_portdb(ispsoftc_t *, int);
111 static int isp_plogx(ispsoftc_t *, int, uint16_t, uint32_t, int);
112 static int isp_port_login(ispsoftc_t *, uint16_t, uint32_t);
113 static int isp_port_logout(ispsoftc_t *, uint16_t, uint32_t);
114 static int isp_getpdb(ispsoftc_t *, int, uint16_t, isp_pdb_t *);
115 static int isp_gethandles(ispsoftc_t *, int, uint16_t *, int *, int);
116 static void isp_dump_chip_portdb(ispsoftc_t *, int);
117 static uint64_t isp_get_wwn(ispsoftc_t *, int, int, int);
118 static int isp_fclink_test(ispsoftc_t *, int, int);
119 static int isp_pdb_sync(ispsoftc_t *, int);
120 static int isp_scan_loop(ispsoftc_t *, int);
121 static int isp_gid_ft_sns(ispsoftc_t *, int);
122 static int isp_gid_ft_ct_passthru(ispsoftc_t *, int);
123 static int isp_scan_fabric(ispsoftc_t *, int);
124 static int isp_login_device(ispsoftc_t *, int, uint32_t, isp_pdb_t *, uint16_t *);
125 static int isp_send_change_request(ispsoftc_t *, int);
126 static int isp_register_fc4_type(ispsoftc_t *, int);
127 static int isp_register_fc4_type_24xx(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_qnw(ispsoftc_t *, mbreg_t *, int);
134 static void isp_mboxcmd(ispsoftc_t *, mbreg_t *);
135 
136 static void isp_spi_update(ispsoftc_t *, int);
137 static void isp_setdfltsdparm(ispsoftc_t *);
138 static void isp_setdfltfcparm(ispsoftc_t *, int);
139 static int isp_read_nvram(ispsoftc_t *, int);
140 static int isp_read_nvram_2400(ispsoftc_t *, uint8_t *);
141 static void isp_rdnvram_word(ispsoftc_t *, int, uint16_t *);
142 static void isp_rd_2400_nvram(ispsoftc_t *, uint32_t, uint32_t *);
143 static void isp_parse_nvram_1020(ispsoftc_t *, uint8_t *);
144 static void isp_parse_nvram_1080(ispsoftc_t *, int, uint8_t *);
145 static void isp_parse_nvram_12160(ispsoftc_t *, int, uint8_t *);
146 static void isp_parse_nvram_2100(ispsoftc_t *, uint8_t *);
147 static void isp_parse_nvram_2400(ispsoftc_t *, uint8_t *);
148 
149 static void
150 isp_change_fw_state(ispsoftc_t *isp, int chan, int state)
151 {
152 	fcparam *fcp = FCPARAM(isp, chan);
153 
154 	if (fcp->isp_fwstate == state)
155 		return;
156 	isp_prt(isp, ISP_LOGCONFIG|ISP_LOG_SANCFG,
157 	    "Chan %d Firmware state <%s->%s>", chan,
158 	    isp_fc_fw_statename(fcp->isp_fwstate), isp_fc_fw_statename(state));
159 	fcp->isp_fwstate = state;
160 }
161 
162 /*
163  * Reset Hardware.
164  *
165  * Hit the chip over the head, download new f/w if available and set it running.
166  *
167  * Locking done elsewhere.
168  */
169 
170 void
171 isp_reset(ispsoftc_t *isp, int do_load_defaults)
172 {
173 	mbreg_t mbs;
174 	char *buf;
175 	uint64_t fwt;
176 	uint32_t code_org, val;
177 	int loops, i, dodnld = 1;
178 	const char *btype = "????";
179 	static const char dcrc[] = "Downloaded RISC Code Checksum Failure";
180 
181 	isp->isp_state = ISP_NILSTATE;
182 	if (isp->isp_dead) {
183 		isp_shutdown(isp);
184 		ISP_DISABLE_INTS(isp);
185 		return;
186 	}
187 
188 	/*
189 	 * Basic types (SCSI, FibreChannel and PCI or SBus)
190 	 * have been set in the MD code. We figure out more
191 	 * here. Possibly more refined types based upon PCI
192 	 * identification. Chip revision has been gathered.
193 	 *
194 	 * After we've fired this chip up, zero out the conf1 register
195 	 * for SCSI adapters and do other settings for the 2100.
196 	 */
197 
198 	ISP_DISABLE_INTS(isp);
199 
200 	/*
201 	 * Pick an initial maxcmds value which will be used
202 	 * to allocate xflist pointer space. It may be changed
203 	 * later by the firmware.
204 	 */
205 	if (IS_24XX(isp)) {
206 		isp->isp_maxcmds = 4096;
207 	} else if (IS_2322(isp)) {
208 		isp->isp_maxcmds = 2048;
209 	} else if (IS_23XX(isp) || IS_2200(isp)) {
210 		isp->isp_maxcmds = 1024;
211  	} else {
212 		isp->isp_maxcmds = 512;
213 	}
214 
215 	/*
216 	 * Set up DMA for the request and response queues.
217 	 *
218 	 * We do this now so we can use the request queue
219 	 * for dma to load firmware from.
220 	 */
221 	if (ISP_MBOXDMASETUP(isp) != 0) {
222 		isp_prt(isp, ISP_LOGERR, "Cannot setup DMA");
223 		return;
224 	}
225 
226 	/*
227 	 * Set up default request/response queue in-pointer/out-pointer
228 	 * register indices.
229 	 */
230 	if (IS_24XX(isp)) {
231 		isp->isp_rqstinrp = BIU2400_REQINP;
232 		isp->isp_rqstoutrp = BIU2400_REQOUTP;
233 		isp->isp_respinrp = BIU2400_RSPINP;
234 		isp->isp_respoutrp = BIU2400_RSPOUTP;
235 	} else if (IS_23XX(isp)) {
236 		isp->isp_rqstinrp = BIU_REQINP;
237 		isp->isp_rqstoutrp = BIU_REQOUTP;
238 		isp->isp_respinrp = BIU_RSPINP;
239 		isp->isp_respoutrp = BIU_RSPOUTP;
240 	} else {
241 		isp->isp_rqstinrp = INMAILBOX4;
242 		isp->isp_rqstoutrp = OUTMAILBOX4;
243 		isp->isp_respinrp = OUTMAILBOX5;
244 		isp->isp_respoutrp = INMAILBOX5;
245 	}
246 
247 	/*
248 	 * Put the board into PAUSE mode (so we can read the SXP registers
249 	 * or write FPM/FBM registers).
250 	 */
251 	if (IS_24XX(isp)) {
252 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_HOST_INT);
253 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
254 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_PAUSE);
255 	} else {
256 		ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
257 	}
258 
259 	if (IS_FC(isp)) {
260 		switch (isp->isp_type) {
261 		case ISP_HA_FC_2100:
262 			btype = "2100";
263 			break;
264 		case ISP_HA_FC_2200:
265 			btype = "2200";
266 			break;
267 		case ISP_HA_FC_2300:
268 			btype = "2300";
269 			break;
270 		case ISP_HA_FC_2312:
271 			btype = "2312";
272 			break;
273 		case ISP_HA_FC_2322:
274 			btype = "2322";
275 			break;
276 		case ISP_HA_FC_2400:
277 			btype = "2422";
278 			break;
279 		case ISP_HA_FC_2500:
280 			btype = "2532";
281 			break;
282 		case ISP_HA_FC_2600:
283 			btype = "2031";
284 			break;
285 		default:
286 			break;
287 		}
288 
289 		if (!IS_24XX(isp)) {
290 			/*
291 			 * While we're paused, reset the FPM module and FBM
292 			 * fifos.
293 			 */
294 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
295 			ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
296 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
297 			ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
298 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
299 		}
300 	} else if (IS_1240(isp)) {
301 		sdparam *sdp;
302 
303 		btype = "1240";
304 		isp->isp_clock = 60;
305 		sdp = SDPARAM(isp, 0);
306 		sdp->isp_ultramode = 1;
307 		sdp = SDPARAM(isp, 1);
308 		sdp->isp_ultramode = 1;
309 		/*
310 		 * XXX: Should probably do some bus sensing.
311 		 */
312 	} else if (IS_ULTRA3(isp)) {
313 		sdparam *sdp = isp->isp_param;
314 
315 		isp->isp_clock = 100;
316 
317 		if (IS_10160(isp))
318 			btype = "10160";
319 		else if (IS_12160(isp))
320 			btype = "12160";
321 		else
322 			btype = "<UNKLVD>";
323 		sdp->isp_lvdmode = 1;
324 
325 		if (IS_DUALBUS(isp)) {
326 			sdp++;
327 			sdp->isp_lvdmode = 1;
328 		}
329 	} else if (IS_ULTRA2(isp)) {
330 		static const char m[] = "bus %d is in %s Mode";
331 		uint16_t l;
332 		sdparam *sdp = SDPARAM(isp, 0);
333 
334 		isp->isp_clock = 100;
335 
336 		if (IS_1280(isp))
337 			btype = "1280";
338 		else if (IS_1080(isp))
339 			btype = "1080";
340 		else
341 			btype = "<UNKLVD>";
342 
343 		l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK;
344 		switch (l) {
345 		case ISP1080_LVD_MODE:
346 			sdp->isp_lvdmode = 1;
347 			isp_prt(isp, ISP_LOGCONFIG, m, 0, "LVD");
348 			break;
349 		case ISP1080_HVD_MODE:
350 			sdp->isp_diffmode = 1;
351 			isp_prt(isp, ISP_LOGCONFIG, m, 0, "Differential");
352 			break;
353 		case ISP1080_SE_MODE:
354 			sdp->isp_ultramode = 1;
355 			isp_prt(isp, ISP_LOGCONFIG, m, 0, "Single-Ended");
356 			break;
357 		default:
358 			isp_prt(isp, ISP_LOGERR,
359 			    "unknown mode on bus %d (0x%x)", 0, l);
360 			break;
361 		}
362 
363 		if (IS_DUALBUS(isp)) {
364 			sdp = SDPARAM(isp, 1);
365 			l = ISP_READ(isp, SXP_PINS_DIFF|SXP_BANK1_SELECT);
366 			l &= ISP1080_MODE_MASK;
367 			switch (l) {
368 			case ISP1080_LVD_MODE:
369 				sdp->isp_lvdmode = 1;
370 				isp_prt(isp, ISP_LOGCONFIG, m, 1, "LVD");
371 				break;
372 			case ISP1080_HVD_MODE:
373 				sdp->isp_diffmode = 1;
374 				isp_prt(isp, ISP_LOGCONFIG,
375 				    m, 1, "Differential");
376 				break;
377 			case ISP1080_SE_MODE:
378 				sdp->isp_ultramode = 1;
379 				isp_prt(isp, ISP_LOGCONFIG,
380 				    m, 1, "Single-Ended");
381 				break;
382 			default:
383 				isp_prt(isp, ISP_LOGERR,
384 				    "unknown mode on bus %d (0x%x)", 1, l);
385 				break;
386 			}
387 		}
388 	} else {
389 		sdparam *sdp = SDPARAM(isp, 0);
390 		i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK;
391 		switch (i) {
392 		default:
393 			isp_prt(isp, ISP_LOGALL, "Unknown Chip Type 0x%x", i);
394 			/* FALLTHROUGH */
395 		case 1:
396 			btype = "1020";
397 			isp->isp_type = ISP_HA_SCSI_1020;
398 			isp->isp_clock = 40;
399 			break;
400 		case 2:
401 			/*
402 			 * Some 1020A chips are Ultra Capable, but don't
403 			 * run the clock rate up for that unless told to
404 			 * do so by the Ultra Capable bits being set.
405 			 */
406 			btype = "1020A";
407 			isp->isp_type = ISP_HA_SCSI_1020A;
408 			isp->isp_clock = 40;
409 			break;
410 		case 3:
411 			btype = "1040";
412 			isp->isp_type = ISP_HA_SCSI_1040;
413 			isp->isp_clock = 60;
414 			break;
415 		case 4:
416 			btype = "1040A";
417 			isp->isp_type = ISP_HA_SCSI_1040A;
418 			isp->isp_clock = 60;
419 			break;
420 		case 5:
421 			btype = "1040B";
422 			isp->isp_type = ISP_HA_SCSI_1040B;
423 			isp->isp_clock = 60;
424 			break;
425 		case 6:
426 			btype = "1040C";
427 			isp->isp_type = ISP_HA_SCSI_1040C;
428 			isp->isp_clock = 60;
429                         break;
430 		}
431 		/*
432 		 * Now, while we're at it, gather info about ultra
433 		 * and/or differential mode.
434 		 */
435 		if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) {
436 			isp_prt(isp, ISP_LOGCONFIG, "Differential Mode");
437 			sdp->isp_diffmode = 1;
438 		} else {
439 			sdp->isp_diffmode = 0;
440 		}
441 		i = ISP_READ(isp, RISC_PSR);
442 		if (isp->isp_bustype == ISP_BT_SBUS) {
443 			i &= RISC_PSR_SBUS_ULTRA;
444 		} else {
445 			i &= RISC_PSR_PCI_ULTRA;
446 		}
447 		if (i != 0) {
448 			isp_prt(isp, ISP_LOGCONFIG, "Ultra Mode Capable");
449 			sdp->isp_ultramode = 1;
450 			/*
451 			 * If we're in Ultra Mode, we have to be 60MHz clock-
452 			 * even for the SBus version.
453 			 */
454 			isp->isp_clock = 60;
455 		} else {
456 			sdp->isp_ultramode = 0;
457 			/*
458 			 * Clock is known. Gronk.
459 			 */
460 		}
461 
462 		/*
463 		 * Machine dependent clock (if set) overrides
464 		 * our generic determinations.
465 		 */
466 		if (isp->isp_mdvec->dv_clock) {
467 			if (isp->isp_mdvec->dv_clock < isp->isp_clock) {
468 				isp->isp_clock = isp->isp_mdvec->dv_clock;
469 			}
470 		}
471 
472 	}
473 
474 	/*
475 	 * Clear instrumentation
476 	 */
477 	isp->isp_intcnt = isp->isp_intbogus = 0;
478 
479 	/*
480 	 * Do MD specific pre initialization
481 	 */
482 	ISP_RESET0(isp);
483 
484 	/*
485 	 * Hit the chip over the head with hammer,
486 	 * and give it a chance to recover.
487 	 */
488 
489 	if (IS_SCSI(isp)) {
490 		ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET);
491 		/*
492 		 * A slight delay...
493 		 */
494 		ISP_DELAY(100);
495 
496 		/*
497 		 * Clear data && control DMA engines.
498 		 */
499 		ISP_WRITE(isp, CDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
500 		ISP_WRITE(isp, DDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
501 
502 
503 	} else if (IS_24XX(isp)) {
504 		/*
505 		 * Stop DMA and wait for it to stop.
506 		 */
507 		ISP_WRITE(isp, BIU2400_CSR, BIU2400_DMA_STOP|(3 << 4));
508 		for (val = loops = 0; loops < 30000; loops++) {
509 			ISP_DELAY(10);
510 			val = ISP_READ(isp, BIU2400_CSR);
511 			if ((val & BIU2400_DMA_ACTIVE) == 0) {
512 				break;
513 			}
514 		}
515 		if (val & BIU2400_DMA_ACTIVE) {
516 			ISP_RESET0(isp);
517 			isp_prt(isp, ISP_LOGERR, "DMA Failed to Stop on Reset");
518 			return;
519 		}
520 		/*
521 		 * Hold it in SOFT_RESET and STOP state for 100us.
522 		 */
523 		ISP_WRITE(isp, BIU2400_CSR, BIU2400_SOFT_RESET|BIU2400_DMA_STOP|(3 << 4));
524 		ISP_DELAY(100);
525 		for (loops = 0; loops < 10000; loops++) {
526 			ISP_DELAY(5);
527 			val = ISP_READ(isp, OUTMAILBOX0);
528 		}
529 		for (val = loops = 0; loops < 500000; loops ++) {
530 			val = ISP_READ(isp, BIU2400_CSR);
531 			if ((val & BIU2400_SOFT_RESET) == 0) {
532 				break;
533 			}
534 		}
535 		if (val & BIU2400_SOFT_RESET) {
536 			ISP_RESET0(isp);
537 			isp_prt(isp, ISP_LOGERR, "Failed to come out of reset");
538 			return;
539 		}
540 	} else {
541 		ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET);
542 		/*
543 		 * A slight delay...
544 		 */
545 		ISP_DELAY(100);
546 
547 		/*
548 		 * Clear data && control DMA engines.
549 		 */
550 		ISP_WRITE(isp, CDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
551 		ISP_WRITE(isp, TDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
552 		ISP_WRITE(isp, RDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
553 	}
554 
555 	/*
556 	 * Wait for ISP to be ready to go...
557 	 */
558 	loops = MBOX_DELAY_COUNT;
559 	for (;;) {
560 		if (IS_SCSI(isp)) {
561 			if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) {
562 				break;
563 			}
564 		} else if (IS_24XX(isp)) {
565 			if (ISP_READ(isp, OUTMAILBOX0) == 0) {
566 				break;
567 			}
568 		} else {
569 			if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET))
570 				break;
571 		}
572 		ISP_DELAY(100);
573 		if (--loops < 0) {
574 			ISP_DUMPREGS(isp, "chip reset timed out");
575 			ISP_RESET0(isp);
576 			return;
577 		}
578 	}
579 
580 	/*
581 	 * After we've fired this chip up, zero out the conf1 register
582 	 * for SCSI adapters and other settings for the 2100.
583 	 */
584 
585 	if (IS_SCSI(isp)) {
586 		ISP_WRITE(isp, BIU_CONF1, 0);
587 	} else if (!IS_24XX(isp)) {
588 		ISP_WRITE(isp, BIU2100_CSR, 0);
589 	}
590 
591 	/*
592 	 * Reset RISC Processor
593 	 */
594 	if (IS_24XX(isp)) {
595 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET);
596 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RELEASE);
597 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RESET);
598 	} else {
599 		ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
600 		ISP_DELAY(100);
601 		ISP_WRITE(isp, BIU_SEMA, 0);
602 	}
603 
604 	/*
605 	 * Post-RISC Reset stuff.
606 	 */
607 	if (IS_24XX(isp)) {
608 		for (val = loops = 0; loops < 5000000; loops++) {
609 			ISP_DELAY(5);
610 			val = ISP_READ(isp, OUTMAILBOX0);
611 			if (val == 0) {
612 				break;
613 			}
614 		}
615 		if (val != 0) {
616 			ISP_RESET0(isp);
617 			isp_prt(isp, ISP_LOGERR, "reset didn't clear");
618 			return;
619 		}
620 	} else if (IS_SCSI(isp)) {
621 		uint16_t tmp = isp->isp_mdvec->dv_conf1;
622 		/*
623 		 * Busted FIFO. Turn off all but burst enables.
624 		 */
625 		if (isp->isp_type == ISP_HA_SCSI_1040A) {
626 			tmp &= BIU_BURST_ENABLE;
627 		}
628 		ISP_SETBITS(isp, BIU_CONF1, tmp);
629 		if (tmp & BIU_BURST_ENABLE) {
630 			ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST);
631 			ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST);
632 		}
633 		if (SDPARAM(isp, 0)->isp_ptisp) {
634 			if (SDPARAM(isp, 0)->isp_ultramode) {
635 				while (ISP_READ(isp, RISC_MTR) != 0x1313) {
636 					ISP_WRITE(isp, RISC_MTR, 0x1313);
637 					ISP_WRITE(isp, HCCR, HCCR_CMD_STEP);
638 				}
639 			} else {
640 				ISP_WRITE(isp, RISC_MTR, 0x1212);
641 			}
642 			/*
643 			 * PTI specific register
644 			 */
645 			ISP_WRITE(isp, RISC_EMB, DUAL_BANK);
646 		} else {
647 			ISP_WRITE(isp, RISC_MTR, 0x1212);
648 		}
649 		ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
650 	} else {
651 		ISP_WRITE(isp, RISC_MTR2100, 0x1212);
652 		if (IS_2200(isp) || IS_23XX(isp)) {
653 			ISP_WRITE(isp, HCCR, HCCR_2X00_DISABLE_PARITY_PAUSE);
654 		}
655 		ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
656 	}
657 
658 	ISP_WRITE(isp, isp->isp_rqstinrp, 0);
659 	ISP_WRITE(isp, isp->isp_rqstoutrp, 0);
660 	ISP_WRITE(isp, isp->isp_respinrp, 0);
661 	ISP_WRITE(isp, isp->isp_respoutrp, 0);
662 	if (IS_24XX(isp)) {
663 		if (!IS_26XX(isp)) {
664 			ISP_WRITE(isp, BIU2400_PRI_REQINP, 0);
665 			ISP_WRITE(isp, BIU2400_PRI_REQOUTP, 0);
666 		}
667 		ISP_WRITE(isp, BIU2400_ATIO_RSPINP, 0);
668 		ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, 0);
669 	}
670 
671 	/*
672 	 * Do MD specific post initialization
673 	 */
674 	ISP_RESET1(isp);
675 
676 	/*
677 	 * Wait for everything to finish firing up.
678 	 *
679 	 * Avoid doing this on early 2312s because you can generate a PCI
680 	 * parity error (chip breakage).
681 	 */
682 	if (IS_2312(isp) && isp->isp_revision < 2) {
683 		ISP_DELAY(100);
684 	} else {
685 		loops = MBOX_DELAY_COUNT;
686 		while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) {
687 			ISP_DELAY(100);
688 			if (--loops < 0) {
689 				ISP_RESET0(isp);
690 				isp_prt(isp, ISP_LOGERR, "MBOX_BUSY never cleared on reset");
691 				return;
692 			}
693 		}
694 	}
695 
696 	/*
697 	 * Up until this point we've done everything by just reading or
698 	 * setting registers. From this point on we rely on at least *some*
699 	 * kind of firmware running in the card.
700 	 */
701 
702 	/*
703 	 * Do some sanity checking by running a NOP command.
704 	 * If it succeeds, the ROM firmware is now running.
705 	 */
706 	MBSINIT(&mbs, MBOX_NO_OP, MBLOGALL, 0);
707 	isp_mboxcmd(isp, &mbs);
708 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
709 		isp_prt(isp, ISP_LOGERR, "NOP command failed (%x)", mbs.param[0]);
710 		ISP_RESET0(isp);
711 		return;
712 	}
713 
714 	/*
715 	 * Do some operational tests
716 	 */
717 
718 	if (IS_SCSI(isp) || IS_24XX(isp)) {
719 		static const uint16_t patterns[MAX_MAILBOX] = {
720 			0x0000, 0xdead, 0xbeef, 0xffff,
721 			0xa5a5, 0x5a5a, 0x7f7f, 0x7ff7,
722 			0x3421, 0xabcd, 0xdcba, 0xfeef,
723 			0xbead, 0xdebe, 0x2222, 0x3333,
724 			0x5555, 0x6666, 0x7777, 0xaaaa,
725 			0xffff, 0xdddd, 0x9999, 0x1fbc,
726 			0x6666, 0x6677, 0x1122, 0x33ff,
727 			0x0000, 0x0001, 0x1000, 0x1010,
728 		};
729 		int nmbox = ISP_NMBOX(isp);
730 		if (IS_SCSI(isp))
731 			nmbox = 6;
732 		MBSINIT(&mbs, MBOX_MAILBOX_REG_TEST, MBLOGALL, 0);
733 		for (i = 1; i < nmbox; i++) {
734 			mbs.param[i] = patterns[i];
735 		}
736 		isp_mboxcmd(isp, &mbs);
737 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
738 			ISP_RESET0(isp);
739 			return;
740 		}
741 		for (i = 1; i < nmbox; i++) {
742 			if (mbs.param[i] != patterns[i]) {
743 				ISP_RESET0(isp);
744 				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]);
745 				return;
746 			}
747 		}
748 	}
749 
750 	/*
751 	 * Download new Firmware, unless requested not to do so.
752 	 * This is made slightly trickier in some cases where the
753 	 * firmware of the ROM revision is newer than the revision
754 	 * compiled into the driver. So, where we used to compare
755 	 * versions of our f/w and the ROM f/w, now we just see
756 	 * whether we have f/w at all and whether a config flag
757 	 * has disabled our download.
758 	 */
759 	if ((isp->isp_mdvec->dv_ispfw == NULL) || (isp->isp_confopts & ISP_CFG_NORELOAD)) {
760 		dodnld = 0;
761 	}
762 
763 	if (IS_24XX(isp)) {
764 		code_org = ISP_CODE_ORG_2400;
765 	} else if (IS_23XX(isp)) {
766 		code_org = ISP_CODE_ORG_2300;
767 	} else {
768 		code_org = ISP_CODE_ORG;
769 	}
770 
771 	isp->isp_loaded_fw = 0;
772 	if (dodnld && IS_24XX(isp)) {
773 		const uint32_t *ptr = isp->isp_mdvec->dv_ispfw;
774 		int wordload;
775 
776 		/*
777 		 * Keep loading until we run out of f/w.
778 		 */
779 		code_org = ptr[2];	/* 1st load address is our start addr */
780 		wordload = 0;
781 
782 		for (;;) {
783 			uint32_t la, wi, wl;
784 
785 			isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], ptr[2]);
786 
787 			wi = 0;
788 			la = ptr[2];
789 			wl = ptr[3];
790 
791 			while (wi < ptr[3]) {
792 				uint32_t *cp;
793 				uint32_t nw;
794 
795 				nw = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) >> 2;
796 				if (nw > wl) {
797 					nw = wl;
798 				}
799 				cp = isp->isp_rquest;
800 				for (i = 0; i < nw; i++) {
801 					ISP_IOXPUT_32(isp,  ptr[wi++], &cp[i]);
802 					wl--;
803 				}
804 				MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)), -1);
805 	again:
806 				MBSINIT(&mbs, 0, MBLOGALL, 0);
807 				if (la < 0x10000 && nw < 0x10000) {
808 					mbs.param[0] = MBOX_LOAD_RISC_RAM_2100;
809 					mbs.param[1] = la;
810 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
811 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
812 					mbs.param[4] = nw;
813 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
814 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
815 					isp_prt(isp, ISP_LOGDEBUG0, "LOAD RISC RAM 2100 %u words at load address 0x%x", nw, la);
816 				} else if (wordload) {
817 					union {
818 						const uint32_t *cp;
819 						uint32_t *np;
820 					} ucd;
821 					ucd.cp = (const uint32_t *)cp;
822 					mbs.param[0] = MBOX_WRITE_RAM_WORD_EXTENDED;
823 					mbs.param[1] = la;
824 					mbs.param[2] = (*ucd.np);
825 					mbs.param[3] = (*ucd.np) >> 16;
826 					mbs.param[8] = la >> 16;
827 					isp->isp_mbxwrk0 = nw - 1;
828 					isp->isp_mbxworkp = ucd.np+1;
829 					isp->isp_mbxwrk1 = (la + 1);
830 					isp->isp_mbxwrk8 = (la + 1) >> 16;
831 					isp_prt(isp, ISP_LOGDEBUG0, "WRITE RAM WORD EXTENDED %u words at load address 0x%x", nw, la);
832 				} else {
833 					mbs.param[0] = MBOX_LOAD_RISC_RAM;
834 					mbs.param[1] = la;
835 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
836 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
837 					mbs.param[4] = nw >> 16;
838 					mbs.param[5] = nw;
839 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
840 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
841 					mbs.param[8] = la >> 16;
842 					isp_prt(isp, ISP_LOGDEBUG0, "LOAD RISC RAM %u words at load address 0x%x", nw, la);
843 				}
844 				isp_mboxcmd(isp, &mbs);
845 				if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
846 					if (mbs.param[0] == MBOX_HOST_INTERFACE_ERROR) {
847 						isp_prt(isp, ISP_LOGERR, "switching to word load");
848 						wordload = 1;
849 						goto again;
850 					}
851 					isp_prt(isp, ISP_LOGERR, "F/W Risc Ram Load Failed");
852 					ISP_RESET0(isp);
853 					return;
854 				}
855 				la += nw;
856 			}
857 
858 			if (ptr[1] == 0) {
859 				break;
860 			}
861 			ptr += ptr[3];
862 		}
863 		isp->isp_loaded_fw = 1;
864 	} else if (dodnld && IS_23XX(isp)) {
865 		const uint16_t *ptr = isp->isp_mdvec->dv_ispfw;
866 		uint16_t wi, wl, segno;
867 		uint32_t la;
868 
869 		la = code_org;
870 		segno = 0;
871 
872 		for (;;) {
873 			uint32_t nxtaddr;
874 
875 			isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], la);
876 
877 			wi = 0;
878 			wl = ptr[3];
879 
880 			while (wi < ptr[3]) {
881 				uint16_t *cp;
882 				uint16_t nw;
883 
884 				nw = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) >> 1;
885 				if (nw > wl) {
886 					nw = wl;
887 				}
888 				if (nw > (1 << 15)) {
889 					nw = 1 << 15;
890 				}
891 				cp = isp->isp_rquest;
892 				for (i = 0; i < nw; i++) {
893 					ISP_IOXPUT_16(isp,  ptr[wi++], &cp[i]);
894 					wl--;
895 				}
896 				MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)), -1);
897 				MBSINIT(&mbs, 0, MBLOGALL, 0);
898 				if (la < 0x10000) {
899 					mbs.param[0] = MBOX_LOAD_RISC_RAM_2100;
900 					mbs.param[1] = la;
901 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
902 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
903 					mbs.param[4] = nw;
904 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
905 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
906 					isp_prt(isp, ISP_LOGDEBUG1, "LOAD RISC RAM 2100 %u words at load address 0x%x\n", nw, la);
907 				} else {
908 					mbs.param[0] = MBOX_LOAD_RISC_RAM;
909 					mbs.param[1] = la;
910 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
911 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
912 					mbs.param[4] = nw;
913 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
914 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
915 					mbs.param[8] = la >> 16;
916 					isp_prt(isp, ISP_LOGDEBUG1, "LOAD RISC RAM %u words at load address 0x%x\n", nw, la);
917 				}
918 				isp_mboxcmd(isp, &mbs);
919 				if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
920 					isp_prt(isp, ISP_LOGERR, "F/W Risc Ram Load Failed");
921 					ISP_RESET0(isp);
922 					return;
923 				}
924 				la += nw;
925 			}
926 
927 			if (!IS_2322(isp)) {
928 				break;
929 			}
930 
931 			if (++segno == 3) {
932 				break;
933 			}
934 
935 			/*
936 			 * If we're a 2322, the firmware actually comes in
937 			 * three chunks. We loaded the first at the code_org
938 			 * address. The other two chunks, which follow right
939 			 * after each other in memory here, get loaded at
940 			 * addresses specfied at offset 0x9..0xB.
941 			 */
942 
943 			nxtaddr = ptr[3];
944 			ptr = &ptr[nxtaddr];
945 			la = ptr[5] | ((ptr[4] & 0x3f) << 16);
946 		}
947 		isp->isp_loaded_fw = 1;
948 	} else if (dodnld) {
949 		union {
950 			const uint16_t *cp;
951 			uint16_t *np;
952 		} ucd;
953 		ucd.cp = isp->isp_mdvec->dv_ispfw;
954 		isp->isp_mbxworkp = &ucd.np[1];
955 		isp->isp_mbxwrk0 = ucd.np[3] - 1;
956 		isp->isp_mbxwrk1 = code_org + 1;
957 		MBSINIT(&mbs, MBOX_WRITE_RAM_WORD, MBLOGNONE, 0);
958 		mbs.param[1] = code_org;
959 		mbs.param[2] = ucd.np[0];
960 		isp_prt(isp, ISP_LOGDEBUG1, "WRITE RAM %u words at load address 0x%x", ucd.np[3], code_org);
961 		isp_mboxcmd(isp, &mbs);
962 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
963 			isp_prt(isp, ISP_LOGERR, "F/W download failed at word %d", isp->isp_mbxwrk1 - code_org);
964 			ISP_RESET0(isp);
965 			return;
966 		}
967 	} else if (IS_26XX(isp)) {
968 		MBSINIT(&mbs, MBOX_LOAD_FLASH_FIRMWARE, MBLOGALL, 5000000);
969 		mbs.ibitm = 0x01;
970 		mbs.obitm = 0x07;
971 		isp_mboxcmd(isp, &mbs);
972 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
973 			isp_prt(isp, ISP_LOGERR, "Flash F/W load failed");
974 			ISP_RESET0(isp);
975 			return;
976 		}
977 	} else {
978 		isp_prt(isp, ISP_LOGDEBUG2, "skipping f/w download");
979 	}
980 
981 	/*
982 	 * If we loaded firmware, verify its checksum
983 	 */
984 	if (isp->isp_loaded_fw) {
985 		MBSINIT(&mbs, MBOX_VERIFY_CHECKSUM, MBLOGNONE, 0);
986 		if (IS_24XX(isp)) {
987 			mbs.param[1] = code_org >> 16;
988 			mbs.param[2] = code_org;
989 		} else {
990 			mbs.param[1] = code_org;
991 		}
992 		isp_mboxcmd(isp, &mbs);
993 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
994 			isp_prt(isp, ISP_LOGERR, dcrc);
995 			ISP_RESET0(isp);
996 			return;
997 		}
998 	}
999 
1000 	/*
1001 	 * Now start it rolling.
1002 	 *
1003 	 * If we didn't actually download f/w,
1004 	 * we still need to (re)start it.
1005 	 */
1006 
1007 
1008 	MBSINIT(&mbs, MBOX_EXEC_FIRMWARE, MBLOGALL, 5000000);
1009 	if (IS_24XX(isp)) {
1010 		mbs.param[1] = code_org >> 16;
1011 		mbs.param[2] = code_org;
1012 		if (isp->isp_loaded_fw) {
1013 			mbs.param[3] = 0;
1014 		} else {
1015 			mbs.param[3] = 1;
1016 		}
1017 	} else if (IS_2322(isp)) {
1018 		mbs.param[1] = code_org;
1019 		if (isp->isp_loaded_fw) {
1020 			mbs.param[2] = 0;
1021 		} else {
1022 			mbs.param[2] = 1;
1023 		}
1024 	} else {
1025 		mbs.param[1] = code_org;
1026 	}
1027 	isp_mboxcmd(isp, &mbs);
1028 	if (IS_2322(isp) || IS_24XX(isp)) {
1029 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1030 			ISP_RESET0(isp);
1031 			return;
1032 		}
1033 	}
1034 
1035 	if (IS_SCSI(isp)) {
1036 		/*
1037 		 * Set CLOCK RATE, but only if asked to.
1038 		 */
1039 		if (isp->isp_clock) {
1040 			MBSINIT(&mbs, MBOX_SET_CLOCK_RATE, MBLOGALL, 0);
1041 			mbs.param[1] = isp->isp_clock;
1042 			isp_mboxcmd(isp, &mbs);
1043 			/* we will try not to care if this fails */
1044 		}
1045 	}
1046 
1047 	/*
1048 	 * Ask the chip for the current firmware version.
1049 	 * This should prove that the new firmware is working.
1050 	 */
1051 	MBSINIT(&mbs, MBOX_ABOUT_FIRMWARE, MBLOGALL, 0);
1052 	isp_mboxcmd(isp, &mbs);
1053 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1054 		ISP_RESET0(isp);
1055 		return;
1056 	}
1057 
1058 	/*
1059 	 * The SBus firmware that we are using apparently does not return
1060 	 * major, minor, micro revisions in the mailbox registers, which
1061 	 * is really, really, annoying.
1062 	 */
1063 	if (ISP_SBUS_SUPPORTED && isp->isp_bustype == ISP_BT_SBUS) {
1064 		if (dodnld) {
1065 #ifdef	ISP_TARGET_MODE
1066 			isp->isp_fwrev[0] = 7;
1067 			isp->isp_fwrev[1] = 55;
1068 #else
1069 			isp->isp_fwrev[0] = 1;
1070 			isp->isp_fwrev[1] = 37;
1071 #endif
1072 			isp->isp_fwrev[2] = 0;
1073 		}
1074 	} else {
1075 		isp->isp_fwrev[0] = mbs.param[1];
1076 		isp->isp_fwrev[1] = mbs.param[2];
1077 		isp->isp_fwrev[2] = mbs.param[3];
1078 	}
1079 
1080 	if (IS_FC(isp)) {
1081 		/*
1082 		 * We do not believe firmware attributes for 2100 code less
1083 		 * than 1.17.0, unless it's the firmware we specifically
1084 		 * are loading.
1085 		 *
1086 		 * Note that all 22XX and later f/w is greater than 1.X.0.
1087 		 */
1088 		if ((ISP_FW_OLDER_THAN(isp, 1, 17, 1))) {
1089 #ifdef	USE_SMALLER_2100_FIRMWARE
1090 			isp->isp_fwattr = ISP_FW_ATTR_SCCLUN;
1091 #else
1092 			isp->isp_fwattr = 0;
1093 #endif
1094 		} else {
1095 			isp->isp_fwattr = mbs.param[6];
1096 		}
1097 		if (IS_24XX(isp)) {
1098 			isp->isp_fwattr |= ((uint64_t) mbs.param[15]) << 16;
1099 			if (isp->isp_fwattr & ISP2400_FW_ATTR_EXTNDED) {
1100 				isp->isp_fwattr |=
1101 				    (((uint64_t) mbs.param[16]) << 32) |
1102 				    (((uint64_t) mbs.param[17]) << 48);
1103 			}
1104 		}
1105 	} else {
1106 		isp->isp_fwattr = 0;
1107 	}
1108 
1109 	isp_prt(isp, ISP_LOGCONFIG, "Board Type %s, Chip Revision 0x%x, %s F/W Revision %d.%d.%d",
1110 	    btype, isp->isp_revision, dodnld? "loaded" : "resident", isp->isp_fwrev[0], isp->isp_fwrev[1], isp->isp_fwrev[2]);
1111 
1112 	fwt = isp->isp_fwattr;
1113 	if (IS_24XX(isp)) {
1114 		buf = FCPARAM(isp, 0)->isp_scratch;
1115 		ISP_SNPRINTF(buf, ISP_FC_SCRLEN, "Attributes:");
1116 		if (fwt & ISP2400_FW_ATTR_CLASS2) {
1117 			fwt ^=ISP2400_FW_ATTR_CLASS2;
1118 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Class2", buf);
1119 		}
1120 		if (fwt & ISP2400_FW_ATTR_IP) {
1121 			fwt ^=ISP2400_FW_ATTR_IP;
1122 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s IP", buf);
1123 		}
1124 		if (fwt & ISP2400_FW_ATTR_MULTIID) {
1125 			fwt ^=ISP2400_FW_ATTR_MULTIID;
1126 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MultiID", buf);
1127 		}
1128 		if (fwt & ISP2400_FW_ATTR_SB2) {
1129 			fwt ^=ISP2400_FW_ATTR_SB2;
1130 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SB2", buf);
1131 		}
1132 		if (fwt & ISP2400_FW_ATTR_T10CRC) {
1133 			fwt ^=ISP2400_FW_ATTR_T10CRC;
1134 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s T10CRC", buf);
1135 		}
1136 		if (fwt & ISP2400_FW_ATTR_VI) {
1137 			fwt ^=ISP2400_FW_ATTR_VI;
1138 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI", buf);
1139 		}
1140 		if (fwt & ISP2400_FW_ATTR_MQ) {
1141 			fwt ^=ISP2400_FW_ATTR_MQ;
1142 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MQ", buf);
1143 		}
1144 		if (fwt & ISP2400_FW_ATTR_MSIX) {
1145 			fwt ^=ISP2400_FW_ATTR_MSIX;
1146 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MSIX", buf);
1147 		}
1148 		if (fwt & ISP2400_FW_ATTR_FCOE) {
1149 			fwt ^=ISP2400_FW_ATTR_FCOE;
1150 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s FCOE", buf);
1151 		}
1152 		if (fwt & ISP2400_FW_ATTR_VP0) {
1153 			fwt ^= ISP2400_FW_ATTR_VP0;
1154 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VP0_Decoupling", buf);
1155 		}
1156 		if (fwt & ISP2400_FW_ATTR_EXPFW) {
1157 			fwt ^= ISP2400_FW_ATTR_EXPFW;
1158 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (Experimental)", buf);
1159 		}
1160 		if (fwt & ISP2400_FW_ATTR_HOTFW) {
1161 			fwt ^= ISP2400_FW_ATTR_HOTFW;
1162 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s HotFW", buf);
1163 		}
1164 		fwt &= ~ISP2400_FW_ATTR_EXTNDED;
1165 		if (fwt & ISP2400_FW_ATTR_EXTVP) {
1166 			fwt ^= ISP2400_FW_ATTR_EXTVP;
1167 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ExtVP", buf);
1168 		}
1169 		if (fwt & ISP2400_FW_ATTR_VN2VN) {
1170 			fwt ^= ISP2400_FW_ATTR_VN2VN;
1171 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VN2VN", buf);
1172 		}
1173 		if (fwt & ISP2400_FW_ATTR_EXMOFF) {
1174 			fwt ^= ISP2400_FW_ATTR_EXMOFF;
1175 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s EXMOFF", buf);
1176 		}
1177 		if (fwt & ISP2400_FW_ATTR_NPMOFF) {
1178 			fwt ^= ISP2400_FW_ATTR_NPMOFF;
1179 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s NPMOFF", buf);
1180 		}
1181 		if (fwt & ISP2400_FW_ATTR_DIFCHOP) {
1182 			fwt ^= ISP2400_FW_ATTR_DIFCHOP;
1183 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s DIFCHOP", buf);
1184 		}
1185 		if (fwt & ISP2400_FW_ATTR_SRIOV) {
1186 			fwt ^= ISP2400_FW_ATTR_SRIOV;
1187 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SRIOV", buf);
1188 		}
1189 		if (fwt & ISP2400_FW_ATTR_ASICTMP) {
1190 			fwt ^= ISP2400_FW_ATTR_ASICTMP;
1191 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ASICTMP", buf);
1192 		}
1193 		if (fwt & ISP2400_FW_ATTR_ATIOMQ) {
1194 			fwt ^= ISP2400_FW_ATTR_ATIOMQ;
1195 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ATIOMQ", buf);
1196 		}
1197 		if (fwt) {
1198 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (unknown 0x%08x%08x)", buf,
1199 			    (uint32_t) (fwt >> 32), (uint32_t) fwt);
1200 		}
1201 		isp_prt(isp, ISP_LOGCONFIG, "%s", buf);
1202 	} else if (IS_FC(isp)) {
1203 		buf = FCPARAM(isp, 0)->isp_scratch;
1204 		ISP_SNPRINTF(buf, ISP_FC_SCRLEN, "Attributes:");
1205 		if (fwt & ISP_FW_ATTR_TMODE) {
1206 			fwt ^=ISP_FW_ATTR_TMODE;
1207 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s TargetMode", buf);
1208 		}
1209 		if (fwt & ISP_FW_ATTR_SCCLUN) {
1210 			fwt ^=ISP_FW_ATTR_SCCLUN;
1211 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SCC-Lun", buf);
1212 		}
1213 		if (fwt & ISP_FW_ATTR_FABRIC) {
1214 			fwt ^=ISP_FW_ATTR_FABRIC;
1215 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Fabric", buf);
1216 		}
1217 		if (fwt & ISP_FW_ATTR_CLASS2) {
1218 			fwt ^=ISP_FW_ATTR_CLASS2;
1219 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Class2", buf);
1220 		}
1221 		if (fwt & ISP_FW_ATTR_FCTAPE) {
1222 			fwt ^=ISP_FW_ATTR_FCTAPE;
1223 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s FC-Tape", buf);
1224 		}
1225 		if (fwt & ISP_FW_ATTR_IP) {
1226 			fwt ^=ISP_FW_ATTR_IP;
1227 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s IP", buf);
1228 		}
1229 		if (fwt & ISP_FW_ATTR_VI) {
1230 			fwt ^=ISP_FW_ATTR_VI;
1231 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI", buf);
1232 		}
1233 		if (fwt & ISP_FW_ATTR_VI_SOLARIS) {
1234 			fwt ^=ISP_FW_ATTR_VI_SOLARIS;
1235 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI_SOLARIS", buf);
1236 		}
1237 		if (fwt & ISP_FW_ATTR_2KLOGINS) {
1238 			fwt ^=ISP_FW_ATTR_2KLOGINS;
1239 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s 2K-Login", buf);
1240 		}
1241 		if (fwt != 0) {
1242 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (unknown 0x%08x%08x)", buf,
1243 			    (uint32_t) (fwt >> 32), (uint32_t) fwt);
1244 		}
1245 		isp_prt(isp, ISP_LOGCONFIG, "%s", buf);
1246 	}
1247 
1248 	if (IS_24XX(isp)) {
1249 		MBSINIT(&mbs, MBOX_GET_RESOURCE_COUNT, MBLOGALL, 0);
1250 		isp_mboxcmd(isp, &mbs);
1251 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1252 			ISP_RESET0(isp);
1253 			return;
1254 		}
1255 		if (isp->isp_maxcmds >= mbs.param[3]) {
1256 			isp->isp_maxcmds = mbs.param[3];
1257 		}
1258 	} else {
1259 		MBSINIT(&mbs, MBOX_GET_FIRMWARE_STATUS, MBLOGALL, 0);
1260 		isp_mboxcmd(isp, &mbs);
1261 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1262 			ISP_RESET0(isp);
1263 			return;
1264 		}
1265 		if (isp->isp_maxcmds >= mbs.param[2]) {
1266 			isp->isp_maxcmds = mbs.param[2];
1267 		}
1268 	}
1269 	isp_prt(isp, ISP_LOGCONFIG, "%d max I/O command limit set", isp->isp_maxcmds);
1270 
1271 	/*
1272 	 * If we don't have Multi-ID f/w loaded, we need to restrict channels to one.
1273 	 * Only make this check for non-SCSI cards (I'm not sure firmware attributes
1274 	 * work for them).
1275 	 */
1276 	if (IS_FC(isp) && isp->isp_nchan > 1) {
1277 		if (!ISP_CAP_MULTI_ID(isp)) {
1278 			isp_prt(isp, ISP_LOGWARN, "non-MULTIID f/w loaded, "
1279 			    "only can enable 1 of %d channels", isp->isp_nchan);
1280 			isp->isp_nchan = 1;
1281 		} else if (!ISP_CAP_VP0(isp)) {
1282 			isp_prt(isp, ISP_LOGWARN, "We can not use MULTIID "
1283 			    "feature properly without VP0_Decoupling");
1284 			isp->isp_nchan = 1;
1285 		}
1286 	}
1287 	if (IS_FC(isp)) {
1288 		for (i = 0; i < isp->isp_nchan; i++)
1289 			isp_change_fw_state(isp, i, FW_CONFIG_WAIT);
1290 	}
1291 	if (isp->isp_dead) {
1292 		isp_shutdown(isp);
1293 		ISP_DISABLE_INTS(isp);
1294 		return;
1295 	}
1296 
1297 	isp->isp_state = ISP_RESETSTATE;
1298 
1299 	/*
1300 	 * Okay- now that we have new firmware running, we now (re)set our
1301 	 * notion of how many luns we support. This is somewhat tricky because
1302 	 * if we haven't loaded firmware, we sometimes do not have an easy way
1303 	 * of knowing how many luns we support.
1304 	 *
1305 	 * Expanded lun firmware gives you 32 luns for SCSI cards and
1306 	 * 16384 luns for Fibre Channel cards.
1307 	 *
1308 	 * It turns out that even for QLogic 2100s with ROM 1.10 and above
1309 	 * we do get a firmware attributes word returned in mailbox register 6.
1310 	 *
1311 	 * Because the lun is in a different position in the Request Queue
1312 	 * Entry structure for Fibre Channel with expanded lun firmware, we
1313 	 * can only support one lun (lun zero) when we don't know what kind
1314 	 * of firmware we're running.
1315 	 */
1316 	if (IS_SCSI(isp)) {
1317 		if (dodnld) {
1318 			if (IS_ULTRA2(isp) || IS_ULTRA3(isp)) {
1319 				isp->isp_maxluns = 32;
1320 			} else {
1321 				isp->isp_maxluns = 8;
1322 			}
1323 		} else {
1324 			isp->isp_maxluns = 8;
1325 		}
1326 	} else {
1327 		if (ISP_CAP_SCCFW(isp)) {
1328 			isp->isp_maxluns = 0;	/* No limit -- 2/8 bytes */
1329 		} else {
1330 			isp->isp_maxluns = 16;
1331 		}
1332 	}
1333 
1334 	/*
1335 	 * We get some default values established. As a side
1336 	 * effect, NVRAM is read here (unless overriden by
1337 	 * a configuration flag).
1338 	 */
1339 	if (do_load_defaults) {
1340 		if (IS_SCSI(isp)) {
1341 			isp_setdfltsdparm(isp);
1342 		} else {
1343 			for (i = 0; i < isp->isp_nchan; i++) {
1344 				isp_setdfltfcparm(isp, i);
1345 			}
1346 		}
1347 	}
1348 }
1349 
1350 /*
1351  * Clean firmware shutdown.
1352  */
1353 static int
1354 isp_deinit(ispsoftc_t *isp)
1355 {
1356 	mbreg_t mbs;
1357 
1358 	isp->isp_state = ISP_NILSTATE;
1359 	MBSINIT(&mbs, MBOX_STOP_FIRMWARE, MBLOGALL, 500000);
1360 	mbs.param[1] = 0;
1361 	mbs.param[2] = 0;
1362 	mbs.param[3] = 0;
1363 	mbs.param[4] = 0;
1364 	mbs.param[5] = 0;
1365 	mbs.param[6] = 0;
1366 	mbs.param[7] = 0;
1367 	mbs.param[8] = 0;
1368 	isp_mboxcmd(isp, &mbs);
1369 	return (mbs.param[0] == MBOX_COMMAND_COMPLETE ? 0 : mbs.param[0]);
1370 }
1371 
1372 /*
1373  * Initialize Parameters of Hardware to a known state.
1374  *
1375  * Locks are held before coming here.
1376  */
1377 void
1378 isp_init(ispsoftc_t *isp)
1379 {
1380 	if (IS_FC(isp)) {
1381 		if (IS_24XX(isp)) {
1382 			isp_fibre_init_2400(isp);
1383 		} else {
1384 			isp_fibre_init(isp);
1385 		}
1386 	} else {
1387 		isp_scsi_init(isp);
1388 	}
1389 	GET_NANOTIME(&isp->isp_init_time);
1390 }
1391 
1392 static void
1393 isp_scsi_init(ispsoftc_t *isp)
1394 {
1395 	sdparam *sdp_chan0, *sdp_chan1;
1396 	mbreg_t mbs;
1397 
1398 	isp->isp_state = ISP_INITSTATE;
1399 
1400 	sdp_chan0 = SDPARAM(isp, 0);
1401 	sdp_chan1 = sdp_chan0;
1402 	if (IS_DUALBUS(isp)) {
1403 		sdp_chan1 = SDPARAM(isp, 1);
1404 	}
1405 
1406 	/* First do overall per-card settings. */
1407 
1408 	/*
1409 	 * If we have fast memory timing enabled, turn it on.
1410 	 */
1411 	if (sdp_chan0->isp_fast_mttr) {
1412 		ISP_WRITE(isp, RISC_MTR, 0x1313);
1413 	}
1414 
1415 	/*
1416 	 * Set Retry Delay and Count.
1417 	 * You set both channels at the same time.
1418 	 */
1419 	MBSINIT(&mbs, MBOX_SET_RETRY_COUNT, MBLOGALL, 0);
1420 	mbs.param[1] = sdp_chan0->isp_retry_count;
1421 	mbs.param[2] = sdp_chan0->isp_retry_delay;
1422 	mbs.param[6] = sdp_chan1->isp_retry_count;
1423 	mbs.param[7] = sdp_chan1->isp_retry_delay;
1424 	isp_mboxcmd(isp, &mbs);
1425 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1426 		return;
1427 	}
1428 
1429 	/*
1430 	 * Set ASYNC DATA SETUP time. This is very important.
1431 	 */
1432 	MBSINIT(&mbs, MBOX_SET_ASYNC_DATA_SETUP_TIME, MBLOGALL, 0);
1433 	mbs.param[1] = sdp_chan0->isp_async_data_setup;
1434 	mbs.param[2] = sdp_chan1->isp_async_data_setup;
1435 	isp_mboxcmd(isp, &mbs);
1436 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1437 		return;
1438 	}
1439 
1440 	/*
1441 	 * Set ACTIVE Negation State.
1442 	 */
1443 	MBSINIT(&mbs, MBOX_SET_ACT_NEG_STATE, MBLOGNONE, 0);
1444 	mbs.param[1] =
1445 	    (sdp_chan0->isp_req_ack_active_neg << 4) |
1446 	    (sdp_chan0->isp_data_line_active_neg << 5);
1447 	mbs.param[2] =
1448 	    (sdp_chan1->isp_req_ack_active_neg << 4) |
1449 	    (sdp_chan1->isp_data_line_active_neg << 5);
1450 	isp_mboxcmd(isp, &mbs);
1451 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1452 		isp_prt(isp, ISP_LOGERR,
1453 		    "failed to set active negation state (%d,%d), (%d,%d)",
1454 		    sdp_chan0->isp_req_ack_active_neg,
1455 		    sdp_chan0->isp_data_line_active_neg,
1456 		    sdp_chan1->isp_req_ack_active_neg,
1457 		    sdp_chan1->isp_data_line_active_neg);
1458 		/*
1459 		 * But don't return.
1460 		 */
1461 	}
1462 
1463 	/*
1464 	 * Set the Tag Aging limit
1465 	 */
1466 	MBSINIT(&mbs, MBOX_SET_TAG_AGE_LIMIT, MBLOGALL, 0);
1467 	mbs.param[1] = sdp_chan0->isp_tag_aging;
1468 	mbs.param[2] = sdp_chan1->isp_tag_aging;
1469 	isp_mboxcmd(isp, &mbs);
1470 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1471 		isp_prt(isp, ISP_LOGERR, "failed to set tag age limit (%d,%d)",
1472 		    sdp_chan0->isp_tag_aging, sdp_chan1->isp_tag_aging);
1473 		return;
1474 	}
1475 
1476 	/*
1477 	 * Set selection timeout.
1478 	 */
1479 	MBSINIT(&mbs, MBOX_SET_SELECT_TIMEOUT, MBLOGALL, 0);
1480 	mbs.param[1] = sdp_chan0->isp_selection_timeout;
1481 	mbs.param[2] = sdp_chan1->isp_selection_timeout;
1482 	isp_mboxcmd(isp, &mbs);
1483 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1484 		return;
1485 	}
1486 
1487 	/* now do per-channel settings */
1488 	isp_scsi_channel_init(isp, 0);
1489 	if (IS_DUALBUS(isp))
1490 		isp_scsi_channel_init(isp, 1);
1491 
1492 	/*
1493 	 * Now enable request/response queues
1494 	 */
1495 
1496 	if (IS_ULTRA2(isp) || IS_1240(isp)) {
1497 		MBSINIT(&mbs, MBOX_INIT_RES_QUEUE_A64, MBLOGALL, 0);
1498 		mbs.param[1] = RESULT_QUEUE_LEN(isp);
1499 		mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1500 		mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1501 		mbs.param[4] = 0;
1502 		mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1503 		mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1504 		isp_mboxcmd(isp, &mbs);
1505 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1506 			return;
1507 		}
1508 		isp->isp_residx = isp->isp_resodx = mbs.param[5];
1509 
1510 		MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE_A64, MBLOGALL, 0);
1511 		mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1512 		mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1513 		mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1514 		mbs.param[5] = 0;
1515 		mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1516 		mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1517 		isp_mboxcmd(isp, &mbs);
1518 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1519 			return;
1520 		}
1521 		isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1522 	} else {
1523 		MBSINIT(&mbs, MBOX_INIT_RES_QUEUE, MBLOGALL, 0);
1524 		mbs.param[1] = RESULT_QUEUE_LEN(isp);
1525 		mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1526 		mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1527 		mbs.param[4] = 0;
1528 		isp_mboxcmd(isp, &mbs);
1529 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1530 			return;
1531 		}
1532 		isp->isp_residx = isp->isp_resodx = mbs.param[5];
1533 
1534 		MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE, MBLOGALL, 0);
1535 		mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1536 		mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1537 		mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1538 		mbs.param[5] = 0;
1539 		isp_mboxcmd(isp, &mbs);
1540 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1541 			return;
1542 		}
1543 		isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1544 	}
1545 
1546 	/*
1547 	 * Turn on LVD transitions for ULTRA2 or better and other features
1548 	 *
1549 	 * Now that we have 32 bit handles, don't do any fast posting
1550 	 * any more. For Ultra2/Ultra3 cards, we can turn on 32 bit RIO
1551 	 * operation or use fast posting. To be conservative, we'll only
1552 	 * do this for Ultra3 cards now because the other cards are so
1553 	 * rare for this author to find and test with.
1554 	 */
1555 
1556 	MBSINIT(&mbs, MBOX_SET_FW_FEATURES, MBLOGALL, 0);
1557 	if (IS_ULTRA2(isp))
1558 		mbs.param[1] |= FW_FEATURE_LVD_NOTIFY;
1559 #ifdef	ISP_NO_RIO
1560 	if (IS_ULTRA3(isp))
1561 		mbs.param[1] |= FW_FEATURE_FAST_POST;
1562 #else
1563 	if (IS_ULTRA3(isp))
1564 		mbs.param[1] |= FW_FEATURE_RIO_32BIT;
1565 #endif
1566 	if (mbs.param[1] != 0) {
1567 		uint16_t sfeat = mbs.param[1];
1568 		isp_mboxcmd(isp, &mbs);
1569 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
1570 			isp_prt(isp, ISP_LOGINFO,
1571 			    "Enabled FW features (0x%x)", sfeat);
1572 		}
1573 	}
1574 
1575 	isp->isp_state = ISP_RUNSTATE;
1576 }
1577 
1578 static void
1579 isp_scsi_channel_init(ispsoftc_t *isp, int chan)
1580 {
1581 	sdparam *sdp;
1582 	mbreg_t mbs;
1583 	int tgt;
1584 
1585 	sdp = SDPARAM(isp, chan);
1586 
1587 	/*
1588 	 * Set (possibly new) Initiator ID.
1589 	 */
1590 	MBSINIT(&mbs, MBOX_SET_INIT_SCSI_ID, MBLOGALL, 0);
1591 	mbs.param[1] = (chan << 7) | sdp->isp_initiator_id;
1592 	isp_mboxcmd(isp, &mbs);
1593 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1594 		return;
1595 	}
1596 	isp_prt(isp, ISP_LOGINFO, "Chan %d Initiator ID is %d",
1597 	    chan, sdp->isp_initiator_id);
1598 
1599 
1600 	/*
1601 	 * Set current per-target parameters to an initial safe minimum.
1602 	 */
1603 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1604 		int lun;
1605 		uint16_t sdf;
1606 
1607 		if (sdp->isp_devparam[tgt].dev_enable == 0) {
1608 			continue;
1609 		}
1610 #ifndef	ISP_TARGET_MODE
1611 		sdf = sdp->isp_devparam[tgt].goal_flags;
1612 		sdf &= DPARM_SAFE_DFLT;
1613 		/*
1614 		 * It is not quite clear when this changed over so that
1615 		 * we could force narrow and async for 1000/1020 cards,
1616 		 * but assume that this is only the case for loaded
1617 		 * firmware.
1618 		 */
1619 		if (isp->isp_loaded_fw) {
1620 			sdf |= DPARM_NARROW | DPARM_ASYNC;
1621 		}
1622 #else
1623 		/*
1624 		 * The !$*!)$!$)* f/w uses the same index into some
1625 		 * internal table to decide how to respond to negotiations,
1626 		 * so if we've said "let's be safe" for ID X, and ID X
1627 		 * selects *us*, the negotiations will back to 'safe'
1628 		 * (as in narrow/async). What the f/w *should* do is
1629 		 * use the initiator id settings to decide how to respond.
1630 		 */
1631 		sdp->isp_devparam[tgt].goal_flags = sdf = DPARM_DEFAULT;
1632 #endif
1633 		MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGNONE, 0);
1634 		mbs.param[1] = (chan << 15) | (tgt << 8);
1635 		mbs.param[2] = sdf;
1636 		if ((sdf & DPARM_SYNC) == 0) {
1637 			mbs.param[3] = 0;
1638 		} else {
1639 			mbs.param[3] =
1640 			    (sdp->isp_devparam[tgt].goal_offset << 8) |
1641 			    (sdp->isp_devparam[tgt].goal_period);
1642 		}
1643 		isp_prt(isp, ISP_LOGDEBUG0, "Initial Settings bus%d tgt%d flags 0x%x off 0x%x per 0x%x",
1644 		    chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
1645 		isp_mboxcmd(isp, &mbs);
1646 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1647 			sdf = DPARM_SAFE_DFLT;
1648 			MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGALL, 0);
1649 			mbs.param[1] = (tgt << 8) | (chan << 15);
1650 			mbs.param[2] = sdf;
1651 			mbs.param[3] = 0;
1652 			isp_mboxcmd(isp, &mbs);
1653 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1654 				continue;
1655 			}
1656 		}
1657 
1658 		/*
1659 		 * We don't update any information directly from the f/w
1660 		 * because we need to run at least one command to cause a
1661 		 * new state to be latched up. So, we just assume that we
1662 		 * converge to the values we just had set.
1663 		 *
1664 		 * Ensure that we don't believe tagged queuing is enabled yet.
1665 		 * It turns out that sometimes the ISP just ignores our
1666 		 * attempts to set parameters for devices that it hasn't
1667 		 * seen yet.
1668 		 */
1669 		sdp->isp_devparam[tgt].actv_flags = sdf & ~DPARM_TQING;
1670 		for (lun = 0; lun < (int) isp->isp_maxluns; lun++) {
1671 			MBSINIT(&mbs, MBOX_SET_DEV_QUEUE_PARAMS, MBLOGALL, 0);
1672 			mbs.param[1] = (chan << 15) | (tgt << 8) | lun;
1673 			mbs.param[2] = sdp->isp_max_queue_depth;
1674 			mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle;
1675 			isp_mboxcmd(isp, &mbs);
1676 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1677 				break;
1678 			}
1679 		}
1680 	}
1681 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1682 		if (sdp->isp_devparam[tgt].dev_refresh) {
1683 			sdp->sendmarker = 1;
1684 			sdp->update = 1;
1685 			break;
1686 		}
1687 	}
1688 }
1689 
1690 /*
1691  * Fibre Channel specific initialization.
1692  */
1693 static void
1694 isp_fibre_init(ispsoftc_t *isp)
1695 {
1696 	fcparam *fcp;
1697 	isp_icb_t local, *icbp = &local;
1698 	mbreg_t mbs;
1699 
1700 	/*
1701 	 * We only support one channel on non-24XX cards
1702 	 */
1703 	fcp = FCPARAM(isp, 0);
1704 	if (fcp->role == ISP_ROLE_NONE)
1705 		return;
1706 
1707 	isp->isp_state = ISP_INITSTATE;
1708 	ISP_MEMZERO(icbp, sizeof (*icbp));
1709 	icbp->icb_version = ICB_VERSION1;
1710 	icbp->icb_fwoptions = fcp->isp_fwoptions;
1711 
1712 	/*
1713 	 * Firmware Options are either retrieved from NVRAM or
1714 	 * are patched elsewhere. We check them for sanity here
1715 	 * and make changes based on board revision, but otherwise
1716 	 * let others decide policy.
1717 	 */
1718 
1719 	/*
1720 	 * If this is a 2100 < revision 5, we have to turn off FAIRNESS.
1721 	 */
1722 	if (IS_2100(isp) && isp->isp_revision < 5) {
1723 		icbp->icb_fwoptions &= ~ICBOPT_FAIRNESS;
1724 	}
1725 
1726 	/*
1727 	 * We have to use FULL LOGIN even though it resets the loop too much
1728 	 * because otherwise port database entries don't get updated after
1729 	 * a LIP- this is a known f/w bug for 2100 f/w less than 1.17.0.
1730 	 */
1731 	if (!ISP_FW_NEWER_THAN(isp, 1, 17, 0)) {
1732 		icbp->icb_fwoptions |= ICBOPT_FULL_LOGIN;
1733 	}
1734 
1735 	/*
1736 	 * Insist on Port Database Update Async notifications
1737 	 */
1738 	icbp->icb_fwoptions |= ICBOPT_PDBCHANGE_AE;
1739 
1740 	/*
1741 	 * Make sure that target role reflects into fwoptions.
1742 	 */
1743 	if (fcp->role & ISP_ROLE_TARGET) {
1744 		icbp->icb_fwoptions |= ICBOPT_TGT_ENABLE;
1745 	} else {
1746 		icbp->icb_fwoptions &= ~ICBOPT_TGT_ENABLE;
1747 	}
1748 
1749 	/*
1750 	 * For some reason my 2200 does not generate ATIOs in target mode
1751 	 * if initiator is disabled.  Extra logins are better then target
1752 	 * not working at all.
1753 	 */
1754 	if ((fcp->role & ISP_ROLE_INITIATOR) || IS_2100(isp) || IS_2200(isp)) {
1755 		icbp->icb_fwoptions &= ~ICBOPT_INI_DISABLE;
1756 	} else {
1757 		icbp->icb_fwoptions |= ICBOPT_INI_DISABLE;
1758 	}
1759 
1760 	icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
1761 	if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
1762 		isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
1763 		icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
1764 	}
1765 	icbp->icb_maxalloc = fcp->isp_maxalloc;
1766 	if (icbp->icb_maxalloc < 1) {
1767 		isp_prt(isp, ISP_LOGERR, "bad maximum allocation (%d)- using 16", fcp->isp_maxalloc);
1768 		icbp->icb_maxalloc = 16;
1769 	}
1770 	icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
1771 	if (icbp->icb_execthrottle < 1) {
1772 		isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
1773 		icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
1774 	}
1775 	icbp->icb_retry_delay = fcp->isp_retry_delay;
1776 	icbp->icb_retry_count = fcp->isp_retry_count;
1777 	if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
1778 		icbp->icb_hardaddr = fcp->isp_loopid;
1779 		if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
1780 			icbp->icb_fwoptions |= ICBOPT_HARD_ADDRESS;
1781 		else
1782 			icbp->icb_fwoptions |= ICBOPT_PREV_ADDRESS;
1783 	}
1784 
1785 	/*
1786 	 * Right now we just set extended options to prefer point-to-point
1787 	 * over loop based upon some soft config options.
1788 	 *
1789 	 * NB: for the 2300, ICBOPT_EXTENDED is required.
1790 	 */
1791 	if (IS_2100(isp)) {
1792 		/*
1793 		 * We can't have Fast Posting any more- we now
1794 		 * have 32 bit handles.
1795 		 */
1796 		icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1797 	} else if (IS_2200(isp) || IS_23XX(isp)) {
1798 		icbp->icb_fwoptions |= ICBOPT_EXTENDED;
1799 
1800 		icbp->icb_xfwoptions = fcp->isp_xfwoptions;
1801 
1802 		if (ISP_CAP_FCTAPE(isp)) {
1803 			if (isp->isp_confopts & ISP_CFG_NOFCTAPE)
1804 				icbp->icb_xfwoptions &= ~ICBXOPT_FCTAPE;
1805 
1806 			if (isp->isp_confopts & ISP_CFG_FCTAPE)
1807 				icbp->icb_xfwoptions |= ICBXOPT_FCTAPE;
1808 
1809 			if (icbp->icb_xfwoptions & ICBXOPT_FCTAPE) {
1810 				icbp->icb_fwoptions &= ~ICBOPT_FULL_LOGIN;	/* per documents */
1811 				icbp->icb_xfwoptions |= ICBXOPT_FCTAPE_CCQ|ICBXOPT_FCTAPE_CONFIRM;
1812 				FCPARAM(isp, 0)->fctape_enabled = 1;
1813 			} else {
1814 				FCPARAM(isp, 0)->fctape_enabled = 0;
1815 			}
1816 		} else {
1817 			icbp->icb_xfwoptions &= ~ICBXOPT_FCTAPE;
1818 			FCPARAM(isp, 0)->fctape_enabled = 0;
1819 		}
1820 
1821 		/*
1822 		 * Prefer or force Point-To-Point instead Loop?
1823 		 */
1824 		switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
1825 		case ISP_CFG_LPORT_ONLY:
1826 			icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1827 			icbp->icb_xfwoptions |= ICBXOPT_LOOP_ONLY;
1828 			break;
1829 		case ISP_CFG_NPORT_ONLY:
1830 			icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1831 			icbp->icb_xfwoptions |= ICBXOPT_PTP_ONLY;
1832 			break;
1833 		case ISP_CFG_LPORT:
1834 			icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1835 			icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1836 			break;
1837 		case ISP_CFG_NPORT:
1838 			icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1839 			icbp->icb_xfwoptions |= ICBXOPT_PTP_2_LOOP;
1840 			break;
1841 		default:
1842 			/* Let NVRAM settings define it if they are sane */
1843 			switch (icbp->icb_xfwoptions & ICBXOPT_TOPO_MASK) {
1844 			case ICBXOPT_PTP_2_LOOP:
1845 			case ICBXOPT_PTP_ONLY:
1846 			case ICBXOPT_LOOP_ONLY:
1847 			case ICBXOPT_LOOP_2_PTP:
1848 				break;
1849 			default:
1850 				icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1851 				icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1852 			}
1853 			break;
1854 		}
1855 		if (IS_2200(isp)) {
1856 			/*
1857 			 * We can't have Fast Posting any more- we now
1858 			 * have 32 bit handles.
1859 			 *
1860 			 * RIO seemed to have to much breakage.
1861 			 *
1862 			 * Just opt for safety.
1863 			 */
1864 			icbp->icb_xfwoptions &= ~ICBXOPT_RIO_16BIT;
1865 			icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1866 		} else {
1867 			/*
1868 			 * QLogic recommends that FAST Posting be turned
1869 			 * off for 23XX cards and instead allow the HBA
1870 			 * to write response queue entries and interrupt
1871 			 * after a delay (ZIO).
1872 			 */
1873 			icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1874 			if ((fcp->isp_xfwoptions & ICBXOPT_TIMER_MASK) == ICBXOPT_ZIO) {
1875 				icbp->icb_xfwoptions |= ICBXOPT_ZIO;
1876 				icbp->icb_idelaytimer = 10;
1877 			}
1878 			icbp->icb_zfwoptions = fcp->isp_zfwoptions;
1879 			if (isp->isp_confopts & ISP_CFG_1GB) {
1880 				icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1881 				icbp->icb_zfwoptions |= ICBZOPT_RATE_1GB;
1882 			} else if (isp->isp_confopts & ISP_CFG_2GB) {
1883 				icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1884 				icbp->icb_zfwoptions |= ICBZOPT_RATE_2GB;
1885 			} else {
1886 				switch (icbp->icb_zfwoptions & ICBZOPT_RATE_MASK) {
1887 				case ICBZOPT_RATE_1GB:
1888 				case ICBZOPT_RATE_2GB:
1889 				case ICBZOPT_RATE_AUTO:
1890 					break;
1891 				default:
1892 					icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1893 					icbp->icb_zfwoptions |= ICBZOPT_RATE_AUTO;
1894 					break;
1895 				}
1896 			}
1897 		}
1898 	}
1899 
1900 
1901 	/*
1902 	 * For 22XX > 2.1.26 && 23XX, set some options.
1903 	 */
1904 	if (ISP_FW_NEWER_THAN(isp, 2, 26, 0)) {
1905 		MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
1906 		mbs.param[1] = IFCOPT1_DISF7SWTCH|IFCOPT1_LIPASYNC|IFCOPT1_LIPF8;
1907 		mbs.param[2] = 0;
1908 		mbs.param[3] = 0;
1909 		if (ISP_FW_NEWER_THAN(isp, 3, 16, 0)) {
1910 			mbs.param[1] |= IFCOPT1_EQFQASYNC|IFCOPT1_CTIO_RETRY;
1911 			if (fcp->role & ISP_ROLE_TARGET) {
1912 				if (ISP_FW_NEWER_THAN(isp, 3, 25, 0)) {
1913 					mbs.param[1] |= IFCOPT1_ENAPURE;
1914 				}
1915 				mbs.param[3] = IFCOPT3_NOPRLI;
1916 			}
1917 		}
1918 		isp_mboxcmd(isp, &mbs);
1919 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1920 			return;
1921 		}
1922 	}
1923 	icbp->icb_logintime = ICB_LOGIN_TOV;
1924 
1925 #ifdef	ISP_TARGET_MODE
1926 	if (icbp->icb_fwoptions & ICBOPT_TGT_ENABLE) {
1927 		icbp->icb_lunenables = 0xffff;
1928 		icbp->icb_ccnt = 0xff;
1929 		icbp->icb_icnt = 0xff;
1930 		icbp->icb_lunetimeout = ICB_LUN_ENABLE_TOV;
1931 	}
1932 #endif
1933 	if (fcp->isp_wwnn && fcp->isp_wwpn) {
1934 		icbp->icb_fwoptions |= ICBOPT_BOTH_WWNS;
1935 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
1936 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1937 		isp_prt(isp, ISP_LOGDEBUG1,
1938 		    "Setting ICB Node 0x%08x%08x Port 0x%08x%08x",
1939 		    ((uint32_t) (fcp->isp_wwnn >> 32)),
1940 		    ((uint32_t) (fcp->isp_wwnn)),
1941 		    ((uint32_t) (fcp->isp_wwpn >> 32)),
1942 		    ((uint32_t) (fcp->isp_wwpn)));
1943 	} else if (fcp->isp_wwpn) {
1944 		icbp->icb_fwoptions &= ~ICBOPT_BOTH_WWNS;
1945 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1946 		isp_prt(isp, ISP_LOGDEBUG1,
1947 		    "Setting ICB Port 0x%08x%08x",
1948 		    ((uint32_t) (fcp->isp_wwpn >> 32)),
1949 		    ((uint32_t) (fcp->isp_wwpn)));
1950 	} else {
1951 		isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
1952 		return;
1953 	}
1954 	icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
1955 	if (icbp->icb_rqstqlen < 1) {
1956 		isp_prt(isp, ISP_LOGERR, "bad request queue length");
1957 	}
1958 	icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
1959 	if (icbp->icb_rsltqlen < 1) {
1960 		isp_prt(isp, ISP_LOGERR, "bad result queue length");
1961 	}
1962 	icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
1963 	icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
1964 	icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
1965 	icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
1966 	icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
1967 	icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
1968 	icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
1969 	icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
1970 
1971 	if (FC_SCRATCH_ACQUIRE(isp, 0)) {
1972 		isp_prt(isp, ISP_LOGERR, sacq);
1973 		return;
1974 	}
1975 	isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init: fwopt 0x%x xfwopt 0x%x zfwopt 0x%x",
1976 	    icbp->icb_fwoptions, icbp->icb_xfwoptions, icbp->icb_zfwoptions);
1977 
1978 	isp_put_icb(isp, icbp, (isp_icb_t *)fcp->isp_scratch);
1979 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
1980 		isp_print_bytes(isp, "isp_fibre_init",
1981 		    sizeof(*icbp), fcp->isp_scratch);
1982 	}
1983 
1984 	/*
1985 	 * Init the firmware
1986 	 */
1987 	MBSINIT(&mbs, MBOX_INIT_FIRMWARE, MBLOGALL, 30000000);
1988 	mbs.param[1] = 0;
1989 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
1990 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
1991 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
1992 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
1993 	isp_prt(isp, ISP_LOGDEBUG0, "INIT F/W from %p (%08x%08x)",
1994 	    fcp->isp_scratch, (uint32_t) ((uint64_t)fcp->isp_scdma >> 32),
1995 	    (uint32_t) fcp->isp_scdma);
1996 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
1997 	isp_mboxcmd(isp, &mbs);
1998 	FC_SCRATCH_RELEASE(isp, 0);
1999 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
2000 		return;
2001 	isp->isp_reqidx = 0;
2002 	isp->isp_reqodx = 0;
2003 	isp->isp_residx = 0;
2004 	isp->isp_resodx = 0;
2005 
2006 	/*
2007 	 * Whatever happens, we're now committed to being here.
2008 	 */
2009 	isp->isp_state = ISP_RUNSTATE;
2010 }
2011 
2012 static void
2013 isp_fibre_init_2400(ispsoftc_t *isp)
2014 {
2015 	fcparam *fcp;
2016 	isp_icb_2400_t local, *icbp = &local;
2017 	mbreg_t mbs;
2018 	int chan;
2019 
2020 	/*
2021 	 * Check to see whether all channels have *some* kind of role
2022 	 */
2023 	for (chan = 0; chan < isp->isp_nchan; chan++) {
2024 		fcp = FCPARAM(isp, chan);
2025 		if (fcp->role != ISP_ROLE_NONE) {
2026 			break;
2027 		}
2028 	}
2029 	if (chan == isp->isp_nchan) {
2030 		isp_prt(isp, ISP_LOG_WARN1, "all %d channels with role 'none'", chan);
2031 		return;
2032 	}
2033 
2034 	isp->isp_state = ISP_INITSTATE;
2035 
2036 	/*
2037 	 * Start with channel 0.
2038 	 */
2039 	fcp = FCPARAM(isp, 0);
2040 
2041 	/*
2042 	 * Turn on LIP F8 async event (1)
2043 	 */
2044 	MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
2045 	mbs.param[1] = 1;
2046 	isp_mboxcmd(isp, &mbs);
2047 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2048 		return;
2049 	}
2050 
2051 	ISP_MEMZERO(icbp, sizeof (*icbp));
2052 	icbp->icb_fwoptions1 = fcp->isp_fwoptions;
2053 	icbp->icb_fwoptions2 = fcp->isp_xfwoptions;
2054 	icbp->icb_fwoptions3 = fcp->isp_zfwoptions;
2055 	if (isp->isp_nchan > 1 && ISP_CAP_VP0(isp)) {
2056 		icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2057 		icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2058 	} else {
2059 		if (fcp->role & ISP_ROLE_TARGET)
2060 			icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2061 		else
2062 			icbp->icb_fwoptions1 &= ~ICB2400_OPT1_TGT_ENABLE;
2063 		if (fcp->role & ISP_ROLE_INITIATOR)
2064 			icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2065 		else
2066 			icbp->icb_fwoptions1 |= ICB2400_OPT1_INI_DISABLE;
2067 	}
2068 
2069 	icbp->icb_version = ICB_VERSION1;
2070 	icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
2071 	if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
2072 		isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
2073 		icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
2074 	}
2075 
2076 	icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
2077 	if (icbp->icb_execthrottle < 1) {
2078 		isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
2079 		icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
2080 	}
2081 
2082 	/*
2083 	 * Set target exchange count. Take half if we are supporting both roles.
2084 	 */
2085 	if (icbp->icb_fwoptions1 & ICB2400_OPT1_TGT_ENABLE) {
2086 		icbp->icb_xchgcnt = isp->isp_maxcmds;
2087 		if ((icbp->icb_fwoptions1 & ICB2400_OPT1_INI_DISABLE) == 0)
2088 			icbp->icb_xchgcnt >>= 1;
2089 	}
2090 
2091 	if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
2092 		icbp->icb_hardaddr = fcp->isp_loopid;
2093 		if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2094 			icbp->icb_fwoptions1 |= ICB2400_OPT1_HARD_ADDRESS;
2095 		else
2096 			icbp->icb_fwoptions1 |= ICB2400_OPT1_PREV_ADDRESS;
2097 	}
2098 
2099 	if (isp->isp_confopts & ISP_CFG_NOFCTAPE) {
2100 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_FCTAPE;
2101 	}
2102 	if (isp->isp_confopts & ISP_CFG_FCTAPE) {
2103 		icbp->icb_fwoptions2 |= ICB2400_OPT2_FCTAPE;
2104 	}
2105 
2106 	for (chan = 0; chan < isp->isp_nchan; chan++) {
2107 		if (icbp->icb_fwoptions2 & ICB2400_OPT2_FCTAPE)
2108 			FCPARAM(isp, chan)->fctape_enabled = 1;
2109 		else
2110 			FCPARAM(isp, chan)->fctape_enabled = 0;
2111 	}
2112 
2113 	switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
2114 	case ISP_CFG_LPORT_ONLY:
2115 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2116 		icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_ONLY;
2117 		break;
2118 	case ISP_CFG_NPORT_ONLY:
2119 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2120 		icbp->icb_fwoptions2 |= ICB2400_OPT2_PTP_ONLY;
2121 		break;
2122 	case ISP_CFG_NPORT:
2123 		/* ISP_CFG_PTP_2_LOOP not available in 24XX/25XX */
2124 	case ISP_CFG_LPORT:
2125 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2126 		icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
2127 		break;
2128 	default:
2129 		/* Let NVRAM settings define it if they are sane */
2130 		switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TOPO_MASK) {
2131 		case ICB2400_OPT2_LOOP_ONLY:
2132 		case ICB2400_OPT2_PTP_ONLY:
2133 		case ICB2400_OPT2_LOOP_2_PTP:
2134 			break;
2135 		default:
2136 			icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2137 			icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
2138 		}
2139 		break;
2140 	}
2141 
2142 	switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK) {
2143 	case ICB2400_OPT2_ZIO:
2144 	case ICB2400_OPT2_ZIO1:
2145 		icbp->icb_idelaytimer = 0;
2146 		break;
2147 	case 0:
2148 		break;
2149 	default:
2150 		isp_prt(isp, ISP_LOGWARN, "bad value %x in fwopt2 timer field", icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK);
2151 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TIMER_MASK;
2152 		break;
2153 	}
2154 
2155 	if (IS_26XX(isp)) {
2156 		/* We don't support MSI-X yet, so set this unconditionally. */
2157 		icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHR;
2158 		icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHA;
2159 	}
2160 
2161 	if ((icbp->icb_fwoptions3 & ICB2400_OPT3_RSPSZ_MASK) == 0) {
2162 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RSPSZ_24;
2163 	}
2164 	if (isp->isp_confopts & ISP_CFG_1GB) {
2165 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2166 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_1GB;
2167 	} else if (isp->isp_confopts & ISP_CFG_2GB) {
2168 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2169 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_2GB;
2170 	} else if (isp->isp_confopts & ISP_CFG_4GB) {
2171 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2172 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_4GB;
2173 	} else if (isp->isp_confopts & ISP_CFG_8GB) {
2174 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2175 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_8GB;
2176 	} else if (isp->isp_confopts & ISP_CFG_16GB) {
2177 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2178 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_16GB;
2179 	} else {
2180 		switch (icbp->icb_fwoptions3 & ICB2400_OPT3_RATE_MASK) {
2181 		case ICB2400_OPT3_RATE_4GB:
2182 		case ICB2400_OPT3_RATE_8GB:
2183 		case ICB2400_OPT3_RATE_16GB:
2184 		case ICB2400_OPT3_RATE_AUTO:
2185 			break;
2186 		case ICB2400_OPT3_RATE_2GB:
2187 			if (isp->isp_type <= ISP_HA_FC_2500)
2188 				break;
2189 			/*FALLTHROUGH*/
2190 		case ICB2400_OPT3_RATE_1GB:
2191 			if (isp->isp_type <= ISP_HA_FC_2400)
2192 				break;
2193 			/*FALLTHROUGH*/
2194 		default:
2195 			icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2196 			icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_AUTO;
2197 			break;
2198 		}
2199 	}
2200 	icbp->icb_logintime = ICB_LOGIN_TOV;
2201 
2202 	if (fcp->isp_wwnn && fcp->isp_wwpn) {
2203 		icbp->icb_fwoptions1 |= ICB2400_OPT1_BOTH_WWNS;
2204 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2205 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
2206 		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)),
2207 		    ((uint32_t) (fcp->isp_wwpn >> 32)), ((uint32_t) (fcp->isp_wwpn)));
2208 	} else if (fcp->isp_wwpn) {
2209 		icbp->icb_fwoptions1 &= ~ICB2400_OPT1_BOTH_WWNS;
2210 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2211 		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)));
2212 	} else {
2213 		isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
2214 		return;
2215 	}
2216 	icbp->icb_retry_count = fcp->isp_retry_count;
2217 
2218 	icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
2219 	if (icbp->icb_rqstqlen < 8) {
2220 		isp_prt(isp, ISP_LOGERR, "bad request queue length %d", icbp->icb_rqstqlen);
2221 		return;
2222 	}
2223 	icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
2224 	if (icbp->icb_rsltqlen < 8) {
2225 		isp_prt(isp, ISP_LOGERR, "bad result queue length %d",
2226 		    icbp->icb_rsltqlen);
2227 		return;
2228 	}
2229 	icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
2230 	icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
2231 	icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
2232 	icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
2233 
2234 	icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
2235 	icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
2236 	icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
2237 	icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
2238 
2239 #ifdef	ISP_TARGET_MODE
2240 	/* unconditionally set up the ATIO queue if we support target mode */
2241 	icbp->icb_atioqlen = RESULT_QUEUE_LEN(isp);
2242 	if (icbp->icb_atioqlen < 8) {
2243 		isp_prt(isp, ISP_LOGERR, "bad ATIO queue length %d", icbp->icb_atioqlen);
2244 		return;
2245 	}
2246 	icbp->icb_atioqaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_atioq_dma);
2247 	icbp->icb_atioqaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_atioq_dma);
2248 	icbp->icb_atioqaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_atioq_dma);
2249 	icbp->icb_atioqaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_atioq_dma);
2250 	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),
2251 	    DMA_WD1(isp->isp_atioq_dma), DMA_WD0(isp->isp_atioq_dma));
2252 #endif
2253 
2254 	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);
2255 
2256 	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),
2257 	    DMA_WD1(isp->isp_rquest_dma), DMA_WD0(isp->isp_rquest_dma), DMA_WD3(isp->isp_result_dma), DMA_WD2(isp->isp_result_dma),
2258 	    DMA_WD1(isp->isp_result_dma), DMA_WD0(isp->isp_result_dma));
2259 
2260 	if (FC_SCRATCH_ACQUIRE(isp, 0)) {
2261 		isp_prt(isp, ISP_LOGERR, sacq);
2262 		return;
2263 	}
2264 	ISP_MEMZERO(fcp->isp_scratch, ISP_FC_SCRLEN);
2265 	isp_put_icb_2400(isp, icbp, fcp->isp_scratch);
2266 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
2267 		isp_print_bytes(isp, "isp_fibre_init_2400",
2268 		    sizeof (*icbp), fcp->isp_scratch);
2269 	}
2270 
2271 	/*
2272 	 * Now fill in information about any additional channels
2273 	 */
2274 	if (isp->isp_nchan > 1) {
2275 		isp_icb_2400_vpinfo_t vpinfo, *vdst;
2276 		vp_port_info_t pi, *pdst;
2277 		size_t amt = 0;
2278 		uint8_t *off;
2279 
2280 		vpinfo.vp_global_options = ICB2400_VPGOPT_GEN_RIDA;
2281 		if (ISP_CAP_VP0(isp)) {
2282 			vpinfo.vp_global_options |= ICB2400_VPGOPT_VP0_DECOUPLE;
2283 			vpinfo.vp_count = isp->isp_nchan;
2284 			chan = 0;
2285 		} else {
2286 			vpinfo.vp_count = isp->isp_nchan - 1;
2287 			chan = 1;
2288 		}
2289 		off = fcp->isp_scratch;
2290 		off += ICB2400_VPINFO_OFF;
2291 		vdst = (isp_icb_2400_vpinfo_t *) off;
2292 		isp_put_icb_2400_vpinfo(isp, &vpinfo, vdst);
2293 		amt = ICB2400_VPINFO_OFF + sizeof (isp_icb_2400_vpinfo_t);
2294 		for (; chan < isp->isp_nchan; chan++) {
2295 			fcparam *fcp2;
2296 
2297 			ISP_MEMZERO(&pi, sizeof (pi));
2298 			fcp2 = FCPARAM(isp, chan);
2299 			if (fcp2->role != ISP_ROLE_NONE) {
2300 				pi.vp_port_options = ICB2400_VPOPT_ENABLED |
2301 				    ICB2400_VPOPT_ENA_SNSLOGIN;
2302 				if (fcp2->role & ISP_ROLE_INITIATOR)
2303 					pi.vp_port_options |= ICB2400_VPOPT_INI_ENABLE;
2304 				if ((fcp2->role & ISP_ROLE_TARGET) == 0)
2305 					pi.vp_port_options |= ICB2400_VPOPT_TGT_DISABLE;
2306 			}
2307 			if (fcp2->isp_loopid < LOCAL_LOOP_LIM) {
2308 				pi.vp_port_loopid = fcp2->isp_loopid;
2309 				if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2310 					pi.vp_port_options |= ICB2400_VPOPT_HARD_ADDRESS;
2311 				else
2312 					pi.vp_port_options |= ICB2400_VPOPT_PREV_ADDRESS;
2313 			}
2314 			MAKE_NODE_NAME_FROM_WWN(pi.vp_port_portname, fcp2->isp_wwpn);
2315 			MAKE_NODE_NAME_FROM_WWN(pi.vp_port_nodename, fcp2->isp_wwnn);
2316 			off = fcp->isp_scratch;
2317 			if (ISP_CAP_VP0(isp))
2318 				off += ICB2400_VPINFO_PORT_OFF(chan);
2319 			else
2320 				off += ICB2400_VPINFO_PORT_OFF(chan - 1);
2321 			pdst = (vp_port_info_t *) off;
2322 			isp_put_vp_port_info(isp, &pi, pdst);
2323 			amt += ICB2400_VPOPT_WRITE_SIZE;
2324 		}
2325 		if (isp->isp_dblev & ISP_LOGDEBUG1) {
2326 			isp_print_bytes(isp, "isp_fibre_init_2400",
2327 			    amt - ICB2400_VPINFO_OFF,
2328 			    (char *)fcp->isp_scratch + ICB2400_VPINFO_OFF);
2329 		}
2330 	}
2331 
2332 	/*
2333 	 * Init the firmware
2334 	 */
2335 	MBSINIT(&mbs, 0, MBLOGALL, 30000000);
2336 	if (isp->isp_nchan > 1) {
2337 		mbs.param[0] = MBOX_INIT_FIRMWARE_MULTI_ID;
2338 	} else {
2339 		mbs.param[0] = MBOX_INIT_FIRMWARE;
2340 	}
2341 	mbs.param[1] = 0;
2342 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2343 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2344 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2345 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2346 	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));
2347 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
2348 	isp_mboxcmd(isp, &mbs);
2349 	FC_SCRATCH_RELEASE(isp, 0);
2350 
2351 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2352 		return;
2353 	}
2354 	isp->isp_reqidx = 0;
2355 	isp->isp_reqodx = 0;
2356 	isp->isp_residx = 0;
2357 	isp->isp_resodx = 0;
2358 	isp->isp_atioodx = 0;
2359 
2360 	/*
2361 	 * Whatever happens, we're now committed to being here.
2362 	 */
2363 	isp->isp_state = ISP_RUNSTATE;
2364 }
2365 
2366 static int
2367 isp_fc_enable_vp(ispsoftc_t *isp, int chan)
2368 {
2369 	fcparam *fcp = FCPARAM(isp, chan);
2370 	vp_modify_t vp;
2371 	void *reqp;
2372 	uint8_t resp[QENTRY_LEN];
2373 
2374 	/* Build a VP MODIFY command in memory */
2375 	ISP_MEMZERO(&vp, sizeof(vp));
2376 	vp.vp_mod_hdr.rqs_entry_type = RQSTYPE_VP_MODIFY;
2377 	vp.vp_mod_hdr.rqs_entry_count = 1;
2378 	vp.vp_mod_cnt = 1;
2379 	vp.vp_mod_idx0 = chan;
2380 	vp.vp_mod_cmd = VP_MODIFY_ENA;
2381 	vp.vp_mod_ports[0].options = ICB2400_VPOPT_ENABLED |
2382 	    ICB2400_VPOPT_ENA_SNSLOGIN;
2383 	if (fcp->role & ISP_ROLE_INITIATOR)
2384 		vp.vp_mod_ports[0].options |= ICB2400_VPOPT_INI_ENABLE;
2385 	if ((fcp->role & ISP_ROLE_TARGET) == 0)
2386 		vp.vp_mod_ports[0].options |= ICB2400_VPOPT_TGT_DISABLE;
2387 	if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
2388 		vp.vp_mod_ports[0].loopid = fcp->isp_loopid;
2389 		if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2390 			vp.vp_mod_ports[0].options |= ICB2400_VPOPT_HARD_ADDRESS;
2391 		else
2392 			vp.vp_mod_ports[0].options |= ICB2400_VPOPT_PREV_ADDRESS;
2393 	}
2394 	MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwpn, fcp->isp_wwpn);
2395 	MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwnn, fcp->isp_wwnn);
2396 
2397 	/* Prepare space for response in memory */
2398 	memset(resp, 0xff, sizeof(resp));
2399 	vp.vp_mod_hdl = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2400 	if (vp.vp_mod_hdl == 0) {
2401 		isp_prt(isp, ISP_LOGERR,
2402 		    "%s: VP_MODIFY of Chan %d out of handles", __func__, chan);
2403 		return (EIO);
2404 	}
2405 
2406 	/* Send request and wait for response. */
2407 	reqp = isp_getrqentry(isp);
2408 	if (reqp == NULL) {
2409 		isp_prt(isp, ISP_LOGERR,
2410 		    "%s: VP_MODIFY of Chan %d out of rqent", __func__, chan);
2411 		isp_destroy_handle(isp, vp.vp_mod_hdl);
2412 		return (EIO);
2413 	}
2414 	isp_put_vp_modify(isp, &vp, (vp_modify_t *)reqp);
2415 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2416 		isp_print_bytes(isp, "IOCB VP_MODIFY", QENTRY_LEN, reqp);
2417 	ISP_SYNC_REQUEST(isp);
2418 	if (msleep(resp, &isp->isp_lock, 0, "VP_MODIFY", 5*hz) == EWOULDBLOCK) {
2419 		isp_prt(isp, ISP_LOGERR,
2420 		    "%s: VP_MODIFY of Chan %d timed out", __func__, chan);
2421 		isp_destroy_handle(isp, vp.vp_mod_hdl);
2422 		return (EIO);
2423 	}
2424 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2425 		isp_print_bytes(isp, "IOCB VP_MODIFY response", QENTRY_LEN, resp);
2426 	isp_get_vp_modify(isp, (vp_modify_t *)resp, &vp);
2427 
2428 	if (vp.vp_mod_hdr.rqs_flags != 0 || vp.vp_mod_status != VP_STS_OK) {
2429 		isp_prt(isp, ISP_LOGERR,
2430 		    "%s: VP_MODIFY of Chan %d failed with flags %x status %d",
2431 		    __func__, chan, vp.vp_mod_hdr.rqs_flags, vp.vp_mod_status);
2432 		return (EIO);
2433 	}
2434 	return (0);
2435 }
2436 
2437 static int
2438 isp_fc_disable_vp(ispsoftc_t *isp, int chan)
2439 {
2440 	vp_ctrl_info_t vp;
2441 	void *reqp;
2442 	uint8_t resp[QENTRY_LEN];
2443 
2444 	/* Build a VP CTRL command in memory */
2445 	ISP_MEMZERO(&vp, sizeof(vp));
2446 	vp.vp_ctrl_hdr.rqs_entry_type = RQSTYPE_VP_CTRL;
2447 	vp.vp_ctrl_hdr.rqs_entry_count = 1;
2448 	if (ISP_CAP_VP0(isp)) {
2449 		vp.vp_ctrl_status = 1;
2450 	} else {
2451 		vp.vp_ctrl_status = 0;
2452 		chan--;	/* VP0 can not be controlled in this case. */
2453 	}
2454 	vp.vp_ctrl_command = VP_CTRL_CMD_DISABLE_VP_LOGO_ALL;
2455 	vp.vp_ctrl_vp_count = 1;
2456 	vp.vp_ctrl_idmap[chan / 16] |= (1 << chan % 16);
2457 
2458 	/* Prepare space for response in memory */
2459 	memset(resp, 0xff, sizeof(resp));
2460 	vp.vp_ctrl_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2461 	if (vp.vp_ctrl_handle == 0) {
2462 		isp_prt(isp, ISP_LOGERR,
2463 		    "%s: VP_CTRL of Chan %d out of handles", __func__, chan);
2464 		return (EIO);
2465 	}
2466 
2467 	/* Send request and wait for response. */
2468 	reqp = isp_getrqentry(isp);
2469 	if (reqp == NULL) {
2470 		isp_prt(isp, ISP_LOGERR,
2471 		    "%s: VP_CTRL of Chan %d out of rqent", __func__, chan);
2472 		isp_destroy_handle(isp, vp.vp_ctrl_handle);
2473 		return (EIO);
2474 	}
2475 	isp_put_vp_ctrl_info(isp, &vp, (vp_ctrl_info_t *)reqp);
2476 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2477 		isp_print_bytes(isp, "IOCB VP_CTRL", QENTRY_LEN, reqp);
2478 	ISP_SYNC_REQUEST(isp);
2479 	if (msleep(resp, &isp->isp_lock, 0, "VP_CTRL", 5*hz) == EWOULDBLOCK) {
2480 		isp_prt(isp, ISP_LOGERR,
2481 		    "%s: VP_CTRL of Chan %d timed out", __func__, chan);
2482 		isp_destroy_handle(isp, vp.vp_ctrl_handle);
2483 		return (EIO);
2484 	}
2485 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2486 		isp_print_bytes(isp, "IOCB VP_CTRL response", QENTRY_LEN, resp);
2487 	isp_get_vp_ctrl_info(isp, (vp_ctrl_info_t *)resp, &vp);
2488 
2489 	if (vp.vp_ctrl_hdr.rqs_flags != 0 || vp.vp_ctrl_status != 0) {
2490 		isp_prt(isp, ISP_LOGERR,
2491 		    "%s: VP_CTRL of Chan %d failed with flags %x status %d %d",
2492 		    __func__, chan, vp.vp_ctrl_hdr.rqs_flags,
2493 		    vp.vp_ctrl_status, vp.vp_ctrl_index_fail);
2494 		return (EIO);
2495 	}
2496 	return (0);
2497 }
2498 
2499 static int
2500 isp_fc_change_role(ispsoftc_t *isp, int chan, int new_role)
2501 {
2502 	fcparam *fcp = FCPARAM(isp, chan);
2503 	int i, was, res = 0;
2504 
2505 	if (chan >= isp->isp_nchan) {
2506 		isp_prt(isp, ISP_LOGWARN, "%s: bad channel %d", __func__, chan);
2507 		return (ENXIO);
2508 	}
2509 	if (fcp->role == new_role)
2510 		return (0);
2511 	for (was = 0, i = 0; i < isp->isp_nchan; i++) {
2512 		if (FCPARAM(isp, i)->role != ISP_ROLE_NONE)
2513 			was++;
2514 	}
2515 	if (was == 0 || (was == 1 && fcp->role != ISP_ROLE_NONE)) {
2516 		fcp->role = new_role;
2517 		return (isp_reinit(isp, 0));
2518 	}
2519 	if (fcp->role != ISP_ROLE_NONE) {
2520 		res = isp_fc_disable_vp(isp, chan);
2521 		isp_clear_portdb(isp, chan);
2522 	}
2523 	fcp->role = new_role;
2524 	if (fcp->role != ISP_ROLE_NONE)
2525 		res = isp_fc_enable_vp(isp, chan);
2526 	return (res);
2527 }
2528 
2529 static void
2530 isp_clear_portdb(ispsoftc_t *isp, int chan)
2531 {
2532 	fcparam *fcp = FCPARAM(isp, chan);
2533 	fcportdb_t *lp;
2534 	int i;
2535 
2536 	for (i = 0; i < MAX_FC_TARG; i++) {
2537 		lp = &fcp->portdb[i];
2538 		switch (lp->state) {
2539 		case FC_PORTDB_STATE_DEAD:
2540 		case FC_PORTDB_STATE_CHANGED:
2541 		case FC_PORTDB_STATE_VALID:
2542 			lp->state = FC_PORTDB_STATE_NIL;
2543 			isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
2544 			break;
2545 		case FC_PORTDB_STATE_NIL:
2546 		case FC_PORTDB_STATE_NEW:
2547 			lp->state = FC_PORTDB_STATE_NIL;
2548 			break;
2549 		case FC_PORTDB_STATE_ZOMBIE:
2550 			break;
2551 		default:
2552 			panic("Don't know how to clear state %d\n", lp->state);
2553 		}
2554 	}
2555 }
2556 
2557 static void
2558 isp_mark_portdb(ispsoftc_t *isp, int chan)
2559 {
2560 	fcparam *fcp = FCPARAM(isp, chan);
2561 	fcportdb_t *lp;
2562 	int i;
2563 
2564 	for (i = 0; i < MAX_FC_TARG; i++) {
2565 		lp = &fcp->portdb[i];
2566 		if (lp->state == FC_PORTDB_STATE_NIL)
2567 			continue;
2568 		if (lp->portid >= DOMAIN_CONTROLLER_BASE &&
2569 		    lp->portid <= DOMAIN_CONTROLLER_END)
2570 			continue;
2571 		fcp->portdb[i].probational = 1;
2572 	}
2573 }
2574 
2575 /*
2576  * Perform an IOCB PLOGI or LOGO via EXECUTE IOCB A64 for 24XX cards
2577  * or via FABRIC LOGIN/FABRIC LOGOUT for other cards.
2578  */
2579 static int
2580 isp_plogx(ispsoftc_t *isp, int chan, uint16_t handle, uint32_t portid, int flags)
2581 {
2582 	isp_plogx_t pl;
2583 	void *reqp;
2584 	uint8_t resp[QENTRY_LEN];
2585 	uint32_t sst, parm1;
2586 	int rval, lev;
2587 	const char *msg;
2588 	char buf[64];
2589 
2590 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d PLOGX %s PortID 0x%06x nphdl 0x%x",
2591 	    chan, (flags & PLOGX_FLG_CMD_MASK) == PLOGX_FLG_CMD_PLOGI ?
2592 	    "Login":"Logout", portid, handle);
2593 	if (!IS_24XX(isp)) {
2594 		int action = flags & PLOGX_FLG_CMD_MASK;
2595 		if (action == PLOGX_FLG_CMD_PLOGI) {
2596 			return (isp_port_login(isp, handle, portid));
2597 		} else if (action == PLOGX_FLG_CMD_LOGO) {
2598 			return (isp_port_logout(isp, handle, portid));
2599 		} else {
2600 			return (MBOX_INVALID_COMMAND);
2601 		}
2602 	}
2603 
2604 	ISP_MEMZERO(&pl, sizeof(pl));
2605 	pl.plogx_header.rqs_entry_count = 1;
2606 	pl.plogx_header.rqs_entry_type = RQSTYPE_LOGIN;
2607 	pl.plogx_nphdl = handle;
2608 	pl.plogx_vphdl = chan;
2609 	pl.plogx_portlo = portid;
2610 	pl.plogx_rspsz_porthi = (portid >> 16) & 0xff;
2611 	pl.plogx_flags = flags;
2612 
2613 	/* Prepare space for response in memory */
2614 	memset(resp, 0xff, sizeof(resp));
2615 	pl.plogx_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2616 	if (pl.plogx_handle == 0) {
2617 		isp_prt(isp, ISP_LOGERR,
2618 		    "%s: PLOGX of Chan %d out of handles", __func__, chan);
2619 		return (-1);
2620 	}
2621 
2622 	/* Send request and wait for response. */
2623 	reqp = isp_getrqentry(isp);
2624 	if (reqp == NULL) {
2625 		isp_prt(isp, ISP_LOGERR,
2626 		    "%s: PLOGX of Chan %d out of rqent", __func__, chan);
2627 		isp_destroy_handle(isp, pl.plogx_handle);
2628 		return (-1);
2629 	}
2630 	isp_put_plogx(isp, &pl, (isp_plogx_t *)reqp);
2631 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2632 		isp_print_bytes(isp, "IOCB LOGX", QENTRY_LEN, reqp);
2633 	FCPARAM(isp, chan)->isp_login_hdl = handle;
2634 	ISP_SYNC_REQUEST(isp);
2635 	if (msleep(resp, &isp->isp_lock, 0, "PLOGX", 3 * ICB_LOGIN_TOV * hz)
2636 	    == EWOULDBLOCK) {
2637 		isp_prt(isp, ISP_LOGERR,
2638 		    "%s: PLOGX of Chan %d timed out", __func__, chan);
2639 		isp_destroy_handle(isp, pl.plogx_handle);
2640 		return (-1);
2641 	}
2642 	FCPARAM(isp, chan)->isp_login_hdl = NIL_HANDLE;
2643 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2644 		isp_print_bytes(isp, "IOCB LOGX response", QENTRY_LEN, resp);
2645 	isp_get_plogx(isp, (isp_plogx_t *)resp, &pl);
2646 
2647 	if (pl.plogx_status == PLOGX_STATUS_OK) {
2648 		return (0);
2649 	} else if (pl.plogx_status != PLOGX_STATUS_IOCBERR) {
2650 		isp_prt(isp, ISP_LOGWARN,
2651 		    "status 0x%x on port login IOCB channel %d",
2652 		    pl.plogx_status, chan);
2653 		return (-1);
2654 	}
2655 
2656 	sst = pl.plogx_ioparm[0].lo16 | (pl.plogx_ioparm[0].hi16 << 16);
2657 	parm1 = pl.plogx_ioparm[1].lo16 | (pl.plogx_ioparm[1].hi16 << 16);
2658 
2659 	rval = -1;
2660 	lev = ISP_LOGERR;
2661 	msg = NULL;
2662 
2663 	switch (sst) {
2664 	case PLOGX_IOCBERR_NOLINK:
2665 		msg = "no link";
2666 		break;
2667 	case PLOGX_IOCBERR_NOIOCB:
2668 		msg = "no IOCB buffer";
2669 		break;
2670 	case PLOGX_IOCBERR_NOXGHG:
2671 		msg = "no Exchange Control Block";
2672 		break;
2673 	case PLOGX_IOCBERR_FAILED:
2674 		ISP_SNPRINTF(buf, sizeof (buf), "reason 0x%x (last LOGIN state 0x%x)", parm1 & 0xff, (parm1 >> 8) & 0xff);
2675 		msg = buf;
2676 		break;
2677 	case PLOGX_IOCBERR_NOFABRIC:
2678 		msg = "no fabric";
2679 		break;
2680 	case PLOGX_IOCBERR_NOTREADY:
2681 		msg = "firmware not ready";
2682 		break;
2683 	case PLOGX_IOCBERR_NOLOGIN:
2684 		ISP_SNPRINTF(buf, sizeof (buf), "not logged in (last state 0x%x)", parm1);
2685 		msg = buf;
2686 		rval = MBOX_NOT_LOGGED_IN;
2687 		break;
2688 	case PLOGX_IOCBERR_REJECT:
2689 		ISP_SNPRINTF(buf, sizeof (buf), "LS_RJT = 0x%x", parm1);
2690 		msg = buf;
2691 		break;
2692 	case PLOGX_IOCBERR_NOPCB:
2693 		msg = "no PCB allocated";
2694 		break;
2695 	case PLOGX_IOCBERR_EINVAL:
2696 		ISP_SNPRINTF(buf, sizeof (buf), "invalid parameter at offset 0x%x", parm1);
2697 		msg = buf;
2698 		break;
2699 	case PLOGX_IOCBERR_PORTUSED:
2700 		lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2701 		ISP_SNPRINTF(buf, sizeof (buf), "already logged in with N-Port handle 0x%x", parm1);
2702 		msg = buf;
2703 		rval = MBOX_PORT_ID_USED | (parm1 << 16);
2704 		break;
2705 	case PLOGX_IOCBERR_HNDLUSED:
2706 		lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2707 		ISP_SNPRINTF(buf, sizeof (buf), "handle already used for PortID 0x%06x", parm1);
2708 		msg = buf;
2709 		rval = MBOX_LOOP_ID_USED;
2710 		break;
2711 	case PLOGX_IOCBERR_NOHANDLE:
2712 		msg = "no handle allocated";
2713 		break;
2714 	case PLOGX_IOCBERR_NOFLOGI:
2715 		msg = "no FLOGI_ACC";
2716 		break;
2717 	default:
2718 		ISP_SNPRINTF(buf, sizeof (buf), "status %x from %x", pl.plogx_status, flags);
2719 		msg = buf;
2720 		break;
2721 	}
2722 	if (msg) {
2723 		isp_prt(isp, ISP_LOGERR, "Chan %d PLOGX PortID 0x%06x to N-Port handle 0x%x: %s", chan, portid, handle, msg);
2724 	}
2725 	return (rval);
2726 }
2727 
2728 static int
2729 isp_port_login(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2730 {
2731 	mbreg_t mbs;
2732 
2733 	MBSINIT(&mbs, MBOX_FABRIC_LOGIN, MBLOGNONE, 500000);
2734 	if (ISP_CAP_2KLOGIN(isp)) {
2735 		mbs.param[1] = handle;
2736 		mbs.ibits = (1 << 10);
2737 	} else {
2738 		mbs.param[1] = handle << 8;
2739 	}
2740 	mbs.param[2] = portid >> 16;
2741 	mbs.param[3] = portid;
2742 	mbs.logval = MBLOGNONE;
2743 	mbs.timeout = 500000;
2744 	isp_mboxcmd(isp, &mbs);
2745 
2746 	switch (mbs.param[0]) {
2747 	case MBOX_PORT_ID_USED:
2748 		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]);
2749 		return (MBOX_PORT_ID_USED | (mbs.param[1] << 16));
2750 
2751 	case MBOX_LOOP_ID_USED:
2752 		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);
2753 		return (MBOX_LOOP_ID_USED);
2754 
2755 	case MBOX_COMMAND_COMPLETE:
2756 		return (0);
2757 
2758 	case MBOX_COMMAND_ERROR:
2759 		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);
2760 		return (MBOX_COMMAND_ERROR);
2761 
2762 	case MBOX_ALL_IDS_USED:
2763 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: all IDs used for fabric login");
2764 		return (MBOX_ALL_IDS_USED);
2765 
2766 	default:
2767 		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);
2768 		return (mbs.param[0]);
2769 	}
2770 }
2771 
2772 /*
2773  * Pre-24XX fabric port logout
2774  *
2775  * Note that portid is not used
2776  */
2777 static int
2778 isp_port_logout(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2779 {
2780 	mbreg_t mbs;
2781 
2782 	MBSINIT(&mbs, MBOX_FABRIC_LOGOUT, MBLOGNONE, 500000);
2783 	if (ISP_CAP_2KLOGIN(isp)) {
2784 		mbs.param[1] = handle;
2785 		mbs.ibits = (1 << 10);
2786 	} else {
2787 		mbs.param[1] = handle << 8;
2788 	}
2789 	isp_mboxcmd(isp, &mbs);
2790 	return (mbs.param[0] == MBOX_COMMAND_COMPLETE? 0 : mbs.param[0]);
2791 }
2792 
2793 static int
2794 isp_getpdb(ispsoftc_t *isp, int chan, uint16_t id, isp_pdb_t *pdb)
2795 {
2796 	mbreg_t mbs;
2797 	union {
2798 		isp_pdb_21xx_t fred;
2799 		isp_pdb_24xx_t bill;
2800 	} un;
2801 
2802 	MBSINIT(&mbs, MBOX_GET_PORT_DB,
2803 	    MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 250000);
2804 	if (IS_24XX(isp)) {
2805 		mbs.ibits = (1 << 9)|(1 << 10);
2806 		mbs.param[1] = id;
2807 		mbs.param[9] = chan;
2808 	} else if (ISP_CAP_2KLOGIN(isp)) {
2809 		mbs.param[1] = id;
2810 	} else {
2811 		mbs.param[1] = id << 8;
2812 	}
2813 	mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
2814 	mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
2815 	mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
2816 	mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
2817 	MEMORYBARRIER(isp, SYNC_IFORDEV, 0, sizeof(un), chan);
2818 
2819 	isp_mboxcmd(isp, &mbs);
2820 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
2821 		return (mbs.param[0] | (mbs.param[1] << 16));
2822 
2823 	MEMORYBARRIER(isp, SYNC_IFORCPU, 0, sizeof(un), chan);
2824 	if (IS_24XX(isp)) {
2825 		isp_get_pdb_24xx(isp, isp->isp_iocb, &un.bill);
2826 		pdb->handle = un.bill.pdb_handle;
2827 		pdb->prli_word3 = un.bill.pdb_prli_svc3;
2828 		pdb->portid = BITS2WORD_24XX(un.bill.pdb_portid_bits);
2829 		ISP_MEMCPY(pdb->portname, un.bill.pdb_portname, 8);
2830 		ISP_MEMCPY(pdb->nodename, un.bill.pdb_nodename, 8);
2831 		isp_prt(isp, ISP_LOGDEBUG1,
2832 		    "Chan %d handle 0x%x Port 0x%06x flags 0x%x curstate %x",
2833 		    chan, id, pdb->portid, un.bill.pdb_flags,
2834 		    un.bill.pdb_curstate);
2835 		if (un.bill.pdb_curstate < PDB2400_STATE_PLOGI_DONE || un.bill.pdb_curstate > PDB2400_STATE_LOGGED_IN) {
2836 			mbs.param[0] = MBOX_NOT_LOGGED_IN;
2837 			return (mbs.param[0]);
2838 		}
2839 	} else {
2840 		isp_get_pdb_21xx(isp, isp->isp_iocb, &un.fred);
2841 		pdb->handle = un.fred.pdb_loopid;
2842 		pdb->prli_word3 = un.fred.pdb_prli_svc3;
2843 		pdb->portid = BITS2WORD(un.fred.pdb_portid_bits);
2844 		ISP_MEMCPY(pdb->portname, un.fred.pdb_portname, 8);
2845 		ISP_MEMCPY(pdb->nodename, un.fred.pdb_nodename, 8);
2846 		isp_prt(isp, ISP_LOGDEBUG1,
2847 		    "Chan %d handle 0x%x Port 0x%06x", chan, id, pdb->portid);
2848 	}
2849 	return (0);
2850 }
2851 
2852 static int
2853 isp_gethandles(ispsoftc_t *isp, int chan, uint16_t *handles, int *num, int loop)
2854 {
2855 	fcparam *fcp = FCPARAM(isp, chan);
2856 	mbreg_t mbs;
2857 	isp_pnhle_21xx_t el1, *elp1;
2858 	isp_pnhle_23xx_t el3, *elp3;
2859 	isp_pnhle_24xx_t el4, *elp4;
2860 	int i, j;
2861 	uint32_t p;
2862 	uint16_t h;
2863 
2864 	MBSINIT(&mbs, MBOX_GET_ID_LIST, MBLOGALL, 250000);
2865 	if (IS_24XX(isp)) {
2866 		mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2867 		mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2868 		mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2869 		mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2870 		mbs.param[8] = ISP_FC_SCRLEN;
2871 		mbs.param[9] = chan;
2872 	} else {
2873 		mbs.ibits = (1 << 1)|(1 << 2)|(1 << 3)|(1 << 6);
2874 		mbs.param[1] = DMA_WD1(fcp->isp_scdma);
2875 		mbs.param[2] = DMA_WD0(fcp->isp_scdma);
2876 		mbs.param[3] = DMA_WD3(fcp->isp_scdma);
2877 		mbs.param[6] = DMA_WD2(fcp->isp_scdma);
2878 	}
2879 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
2880 		isp_prt(isp, ISP_LOGERR, sacq);
2881 		return (-1);
2882 	}
2883 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, ISP_FC_SCRLEN, chan);
2884 	isp_mboxcmd(isp, &mbs);
2885 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2886 		FC_SCRATCH_RELEASE(isp, chan);
2887 		return (mbs.param[0] | (mbs.param[1] << 16));
2888 	}
2889 	MEMORYBARRIER(isp, SYNC_SFORCPU, 0, ISP_FC_SCRLEN, chan);
2890 	elp1 = fcp->isp_scratch;
2891 	elp3 = fcp->isp_scratch;
2892 	elp4 = fcp->isp_scratch;
2893 	for (i = 0, j = 0; i < mbs.param[1] && j < *num; i++) {
2894 		if (IS_24XX(isp)) {
2895 			isp_get_pnhle_24xx(isp, &elp4[i], &el4);
2896 			p = el4.pnhle_port_id_lo |
2897 			    (el4.pnhle_port_id_hi << 16);
2898 			h = el4.pnhle_handle;
2899 		} else if (IS_23XX(isp)) {
2900 			isp_get_pnhle_23xx(isp, &elp3[i], &el3);
2901 			p = el3.pnhle_port_id_lo |
2902 			    (el3.pnhle_port_id_hi << 16);
2903 			h = el3.pnhle_handle;
2904 		} else { /* 21xx */
2905 			isp_get_pnhle_21xx(isp, &elp1[i], &el1);
2906 			p = el1.pnhle_port_id_lo |
2907 			    ((el1.pnhle_port_id_hi_handle & 0xff) << 16);
2908 			h = el1.pnhle_port_id_hi_handle >> 8;
2909 		}
2910 		if (loop && (p >> 8) != (fcp->isp_portid >> 8))
2911 			continue;
2912 		handles[j++] = h;
2913 	}
2914 	*num = j;
2915 	FC_SCRATCH_RELEASE(isp, chan);
2916 	return (0);
2917 }
2918 
2919 static void
2920 isp_dump_chip_portdb(ispsoftc_t *isp, int chan)
2921 {
2922 	isp_pdb_t pdb;
2923 	uint16_t lim, nphdl;
2924 
2925 	isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d chip port dump", chan);
2926 	if (ISP_CAP_2KLOGIN(isp)) {
2927 		lim = NPH_MAX_2K;
2928 	} else {
2929 		lim = NPH_MAX;
2930 	}
2931 	for (nphdl = 0; nphdl != lim; nphdl++) {
2932 		if (isp_getpdb(isp, chan, nphdl, &pdb)) {
2933 			continue;
2934 		}
2935 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d Handle 0x%04x "
2936 		    "PortID 0x%06x WWPN 0x%02x%02x%02x%02x%02x%02x%02x%02x",
2937 		    chan, nphdl, pdb.portid, pdb.portname[0], pdb.portname[1],
2938 		    pdb.portname[2], pdb.portname[3], pdb.portname[4],
2939 		    pdb.portname[5], pdb.portname[6], pdb.portname[7]);
2940 	}
2941 }
2942 
2943 static uint64_t
2944 isp_get_wwn(ispsoftc_t *isp, int chan, int nphdl, int nodename)
2945 {
2946 	uint64_t wwn = INI_NONE;
2947 	mbreg_t mbs;
2948 
2949 	MBSINIT(&mbs, MBOX_GET_PORT_NAME,
2950 	    MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 500000);
2951 	if (ISP_CAP_2KLOGIN(isp)) {
2952 		mbs.param[1] = nphdl;
2953 		if (nodename) {
2954 			mbs.param[10] = 1;
2955 		}
2956 		mbs.param[9] = chan;
2957 	} else {
2958 		mbs.ibitm = 3;
2959 		mbs.param[1] = nphdl << 8;
2960 		if (nodename) {
2961 			mbs.param[1] |= 1;
2962 		}
2963 	}
2964 	isp_mboxcmd(isp, &mbs);
2965 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2966 		return (wwn);
2967 	}
2968 	if (IS_24XX(isp)) {
2969 		wwn =
2970 		    (((uint64_t)(mbs.param[2] >> 8))	<< 56) |
2971 		    (((uint64_t)(mbs.param[2] & 0xff))	<< 48) |
2972 		    (((uint64_t)(mbs.param[3] >> 8))	<< 40) |
2973 		    (((uint64_t)(mbs.param[3] & 0xff))	<< 32) |
2974 		    (((uint64_t)(mbs.param[6] >> 8))	<< 24) |
2975 		    (((uint64_t)(mbs.param[6] & 0xff))	<< 16) |
2976 		    (((uint64_t)(mbs.param[7] >> 8))	<<  8) |
2977 		    (((uint64_t)(mbs.param[7] & 0xff)));
2978 	} else {
2979 		wwn =
2980 		    (((uint64_t)(mbs.param[2] & 0xff))  << 56) |
2981 		    (((uint64_t)(mbs.param[2] >> 8))	<< 48) |
2982 		    (((uint64_t)(mbs.param[3] & 0xff))	<< 40) |
2983 		    (((uint64_t)(mbs.param[3] >> 8))	<< 32) |
2984 		    (((uint64_t)(mbs.param[6] & 0xff))	<< 24) |
2985 		    (((uint64_t)(mbs.param[6] >> 8))	<< 16) |
2986 		    (((uint64_t)(mbs.param[7] & 0xff))	<<  8) |
2987 		    (((uint64_t)(mbs.param[7] >> 8)));
2988 	}
2989 	return (wwn);
2990 }
2991 
2992 /*
2993  * Make sure we have good FC link.
2994  */
2995 
2996 static int
2997 isp_fclink_test(ispsoftc_t *isp, int chan, int usdelay)
2998 {
2999 	mbreg_t mbs;
3000 	int i, r;
3001 	uint16_t nphdl;
3002 	fcparam *fcp;
3003 	isp_pdb_t pdb;
3004 	NANOTIME_T hra, hrb;
3005 
3006 	fcp = FCPARAM(isp, chan);
3007 
3008 	if (fcp->isp_loopstate < LOOP_HAVE_LINK)
3009 		return (-1);
3010 	if (fcp->isp_loopstate >= LOOP_LTEST_DONE)
3011 		return (0);
3012 
3013 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test", chan);
3014 	fcp->isp_loopstate = LOOP_TESTING_LINK;
3015 
3016 	/*
3017 	 * Wait up to N microseconds for F/W to go to a ready state.
3018 	 */
3019 	GET_NANOTIME(&hra);
3020 	while (1) {
3021 		isp_change_fw_state(isp, chan, isp_fw_state(isp, chan));
3022 		if (fcp->isp_fwstate == FW_READY) {
3023 			break;
3024 		}
3025 		if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3026 			goto abort;
3027 		GET_NANOTIME(&hrb);
3028 		if ((NANOTIME_SUB(&hrb, &hra) / 1000 + 1000 >= usdelay))
3029 			break;
3030 		ISP_SLEEP(isp, 1000);
3031 	}
3032 	if (fcp->isp_fwstate != FW_READY) {
3033 		isp_prt(isp, ISP_LOG_SANCFG,
3034 		    "Chan %d Firmware is not ready (%s)",
3035 		    chan, isp_fc_fw_statename(fcp->isp_fwstate));
3036 		return (-1);
3037 	}
3038 
3039 	/*
3040 	 * Get our Loop ID and Port ID.
3041 	 */
3042 	MBSINIT(&mbs, MBOX_GET_LOOP_ID, MBLOGALL, 0);
3043 	mbs.param[9] = chan;
3044 	isp_mboxcmd(isp, &mbs);
3045 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3046 		return (-1);
3047 	}
3048 
3049 	if (IS_2100(isp)) {
3050 		/*
3051 		 * Don't bother with fabric if we are using really old
3052 		 * 2100 firmware. It's just not worth it.
3053 		 */
3054 		if (ISP_FW_NEWER_THAN(isp, 1, 15, 37))
3055 			fcp->isp_topo = TOPO_FL_PORT;
3056 		else
3057 			fcp->isp_topo = TOPO_NL_PORT;
3058 	} else {
3059 		int topo = (int) mbs.param[6];
3060 		if (topo < TOPO_NL_PORT || topo > TOPO_PTP_STUB) {
3061 			topo = TOPO_PTP_STUB;
3062 		}
3063 		fcp->isp_topo = topo;
3064 	}
3065 	fcp->isp_portid = mbs.param[2] | (mbs.param[3] << 16);
3066 
3067 	if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3068 		fcp->isp_loopid = mbs.param[1] & 0xff;
3069 	} else if (fcp->isp_topo != TOPO_F_PORT) {
3070 		uint8_t alpa = fcp->isp_portid;
3071 
3072 		for (i = 0; alpa_map[i]; i++) {
3073 			if (alpa_map[i] == alpa)
3074 				break;
3075 		}
3076 		if (alpa_map[i])
3077 			fcp->isp_loopid = i;
3078 	}
3079 
3080 	if (fcp->isp_topo == TOPO_F_PORT || fcp->isp_topo == TOPO_FL_PORT) {
3081 		nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3082 		r = isp_getpdb(isp, chan, nphdl, &pdb);
3083 		if (r != 0 || pdb.portid == 0) {
3084 			if (IS_2100(isp)) {
3085 				fcp->isp_topo = TOPO_NL_PORT;
3086 			} else {
3087 				isp_prt(isp, ISP_LOGWARN,
3088 				    "fabric topology, but cannot get info about fabric controller (0x%x)", r);
3089 				fcp->isp_topo = TOPO_PTP_STUB;
3090 			}
3091 			goto not_on_fabric;
3092 		}
3093 
3094 		if (IS_24XX(isp)) {
3095 			fcp->isp_fabric_params = mbs.param[7];
3096 			fcp->isp_sns_hdl = NPH_SNS_ID;
3097 			r = isp_register_fc4_type_24xx(isp, chan);
3098 			if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3099 				goto abort;
3100 			if (r != 0)
3101 				goto not_on_fabric;
3102 			r = isp_register_fc4_features_24xx(isp, chan);
3103 			if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3104 				goto abort;
3105 			if (r != 0)
3106 				goto not_on_fabric;
3107 			r = isp_register_port_name_24xx(isp, chan);
3108 			if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3109 				goto abort;
3110 			if (r != 0)
3111 				goto not_on_fabric;
3112 			isp_register_node_name_24xx(isp, chan);
3113 			if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3114 				goto abort;
3115 		} else {
3116 			fcp->isp_sns_hdl = SNS_ID;
3117 			r = isp_register_fc4_type(isp, chan);
3118 			if (r != 0)
3119 				goto not_on_fabric;
3120 			if (fcp->role == ISP_ROLE_TARGET)
3121 				isp_send_change_request(isp, chan);
3122 		}
3123 	}
3124 
3125 not_on_fabric:
3126 	/* Get link speed. */
3127 	fcp->isp_gbspeed = 1;
3128 	if (IS_23XX(isp) || IS_24XX(isp)) {
3129 		MBSINIT(&mbs, MBOX_GET_SET_DATA_RATE, MBLOGALL, 3000000);
3130 		mbs.param[1] = MBGSD_GET_RATE;
3131 		/* mbs.param[2] undefined if we're just getting rate */
3132 		isp_mboxcmd(isp, &mbs);
3133 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3134 			if (mbs.param[1] == MBGSD_10GB)
3135 				fcp->isp_gbspeed = 10;
3136 			else if (mbs.param[1] == MBGSD_16GB)
3137 				fcp->isp_gbspeed = 16;
3138 			else if (mbs.param[1] == MBGSD_8GB)
3139 				fcp->isp_gbspeed = 8;
3140 			else if (mbs.param[1] == MBGSD_4GB)
3141 				fcp->isp_gbspeed = 4;
3142 			else if (mbs.param[1] == MBGSD_2GB)
3143 				fcp->isp_gbspeed = 2;
3144 			else if (mbs.param[1] == MBGSD_1GB)
3145 				fcp->isp_gbspeed = 1;
3146 		}
3147 	}
3148 
3149 	if (fcp->isp_loopstate < LOOP_TESTING_LINK) {
3150 abort:
3151 		isp_prt(isp, ISP_LOG_SANCFG,
3152 		    "Chan %d FC link test aborted", chan);
3153 		return (1);
3154 	}
3155 	fcp->isp_loopstate = LOOP_LTEST_DONE;
3156 	isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3157 	    "Chan %d WWPN %016jx WWNN %016jx",
3158 	    chan, (uintmax_t)fcp->isp_wwpn, (uintmax_t)fcp->isp_wwnn);
3159 	isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3160 	    "Chan %d %dGb %s PortID 0x%06x LoopID 0x%02x",
3161 	    chan, fcp->isp_gbspeed, isp_fc_toponame(fcp), fcp->isp_portid,
3162 	    fcp->isp_loopid);
3163 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test done", chan);
3164 	return (0);
3165 }
3166 
3167 /*
3168  * Complete the synchronization of our Port Database.
3169  *
3170  * At this point, we've scanned the local loop (if any) and the fabric
3171  * and performed fabric logins on all new devices.
3172  *
3173  * Our task here is to go through our port database removing any entities
3174  * that are still marked probational (issuing PLOGO for ones which we had
3175  * PLOGI'd into) or are dead, and notifying upper layers about new/changed
3176  * devices.
3177  */
3178 static int
3179 isp_pdb_sync(ispsoftc_t *isp, int chan)
3180 {
3181 	fcparam *fcp = FCPARAM(isp, chan);
3182 	fcportdb_t *lp;
3183 	uint16_t dbidx;
3184 
3185 	if (fcp->isp_loopstate < LOOP_FSCAN_DONE)
3186 		return (-1);
3187 	if (fcp->isp_loopstate >= LOOP_READY)
3188 		return (0);
3189 
3190 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync", chan);
3191 
3192 	fcp->isp_loopstate = LOOP_SYNCING_PDB;
3193 
3194 	for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
3195 		lp = &fcp->portdb[dbidx];
3196 
3197 		if (lp->state == FC_PORTDB_STATE_NIL)
3198 			continue;
3199 		if (lp->probational && lp->state != FC_PORTDB_STATE_ZOMBIE)
3200 			lp->state = FC_PORTDB_STATE_DEAD;
3201 		switch (lp->state) {
3202 		case FC_PORTDB_STATE_DEAD:
3203 			lp->state = FC_PORTDB_STATE_NIL;
3204 			isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
3205 			if (lp->autologin == 0) {
3206 				(void) isp_plogx(isp, chan, lp->handle,
3207 				    lp->portid,
3208 				    PLOGX_FLG_CMD_LOGO |
3209 				    PLOGX_FLG_IMPLICIT |
3210 				    PLOGX_FLG_FREE_NPHDL);
3211 			}
3212 			/*
3213 			 * Note that we might come out of this with our state
3214 			 * set to FC_PORTDB_STATE_ZOMBIE.
3215 			 */
3216 			break;
3217 		case FC_PORTDB_STATE_NEW:
3218 			lp->state = FC_PORTDB_STATE_VALID;
3219 			isp_async(isp, ISPASYNC_DEV_ARRIVED, chan, lp);
3220 			break;
3221 		case FC_PORTDB_STATE_CHANGED:
3222 			lp->state = FC_PORTDB_STATE_VALID;
3223 			isp_async(isp, ISPASYNC_DEV_CHANGED, chan, lp);
3224 			lp->portid = lp->new_portid;
3225 			lp->prli_word3 = lp->new_prli_word3;
3226 			break;
3227 		case FC_PORTDB_STATE_VALID:
3228 			isp_async(isp, ISPASYNC_DEV_STAYED, chan, lp);
3229 			break;
3230 		case FC_PORTDB_STATE_ZOMBIE:
3231 			break;
3232 		default:
3233 			isp_prt(isp, ISP_LOGWARN,
3234 			    "isp_pdb_sync: state %d for idx %d",
3235 			    lp->state, dbidx);
3236 			isp_dump_portdb(isp, chan);
3237 		}
3238 	}
3239 
3240 	if (fcp->isp_loopstate < LOOP_SYNCING_PDB) {
3241 		isp_prt(isp, ISP_LOG_SANCFG,
3242 		    "Chan %d FC PDB sync aborted", chan);
3243 		return (1);
3244 	}
3245 
3246 	fcp->isp_loopstate = LOOP_READY;
3247 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync done", chan);
3248 	return (0);
3249 }
3250 
3251 static void
3252 isp_pdb_add_update(ispsoftc_t *isp, int chan, isp_pdb_t *pdb)
3253 {
3254 	fcportdb_t *lp;
3255 	uint64_t wwnn, wwpn;
3256 
3257 	MAKE_WWN_FROM_NODE_NAME(wwnn, pdb->nodename);
3258 	MAKE_WWN_FROM_NODE_NAME(wwpn, pdb->portname);
3259 
3260 	/* Search port database for the same WWPN. */
3261 	if (isp_find_pdb_by_wwpn(isp, chan, wwpn, &lp)) {
3262 		if (!lp->probational) {
3263 			isp_prt(isp, ISP_LOGERR,
3264 			    "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3265 			    chan, lp->portid, lp->handle,
3266 			    FC_PORTDB_TGT(isp, chan, lp), lp->state);
3267 			isp_dump_portdb(isp, chan);
3268 			return;
3269 		}
3270 		lp->probational = 0;
3271 		lp->node_wwn = wwnn;
3272 
3273 		/* Old device, nothing new. */
3274 		if (lp->portid == pdb->portid &&
3275 		    lp->handle == pdb->handle &&
3276 		    lp->prli_word3 == pdb->prli_word3) {
3277 			if (lp->state != FC_PORTDB_STATE_NEW)
3278 				lp->state = FC_PORTDB_STATE_VALID;
3279 			isp_prt(isp, ISP_LOG_SANCFG,
3280 			    "Chan %d Port 0x%06x@0x%04x is valid",
3281 			    chan, pdb->portid, pdb->handle);
3282 			return;
3283 		}
3284 
3285 		/* Something has changed. */
3286 		lp->state = FC_PORTDB_STATE_CHANGED;
3287 		lp->handle = pdb->handle;
3288 		lp->new_portid = pdb->portid;
3289 		lp->new_prli_word3 = pdb->prli_word3;
3290 		isp_prt(isp, ISP_LOG_SANCFG,
3291 		    "Chan %d Port 0x%06x@0x%04x is changed",
3292 		    chan, pdb->portid, pdb->handle);
3293 		return;
3294 	}
3295 
3296 	/* It seems like a new port. Find an empty slot for it. */
3297 	if (!isp_find_pdb_empty(isp, chan, &lp)) {
3298 		isp_prt(isp, ISP_LOGERR, "Chan %d out of portdb entries", chan);
3299 		return;
3300 	}
3301 
3302 	ISP_MEMZERO(lp, sizeof (fcportdb_t));
3303 	lp->autologin = 1;
3304 	lp->probational = 0;
3305 	lp->state = FC_PORTDB_STATE_NEW;
3306 	lp->portid = lp->new_portid = pdb->portid;
3307 	lp->prli_word3 = lp->new_prli_word3 = pdb->prli_word3;
3308 	lp->handle = pdb->handle;
3309 	lp->port_wwn = wwpn;
3310 	lp->node_wwn = wwnn;
3311 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Port 0x%06x@0x%04x is new",
3312 	    chan, pdb->portid, pdb->handle);
3313 }
3314 
3315 /*
3316  * Fix port IDs for logged-in initiators on pre-2400 chips.
3317  * For those chips we are not receiving login events, adding initiators
3318  * based on ATIO requests, but there is no port ID in that structure.
3319  */
3320 static void
3321 isp_fix_portids(ispsoftc_t *isp, int chan)
3322 {
3323 	fcparam *fcp = FCPARAM(isp, chan);
3324 	isp_pdb_t pdb;
3325 	uint64_t wwpn;
3326 	int i, r;
3327 
3328 	for (i = 0; i < MAX_FC_TARG; i++) {
3329 		fcportdb_t *lp = &fcp->portdb[i];
3330 
3331 		if (lp->state == FC_PORTDB_STATE_NIL ||
3332 		    lp->state == FC_PORTDB_STATE_ZOMBIE)
3333 			continue;
3334 		if (VALID_PORT(lp->portid))
3335 			continue;
3336 
3337 		r = isp_getpdb(isp, chan, lp->handle, &pdb);
3338 		if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3339 			return;
3340 		if (r != 0) {
3341 			isp_prt(isp, ISP_LOGDEBUG1,
3342 			    "Chan %d FC Scan Loop handle %d returned %x",
3343 			    chan, lp->handle, r);
3344 			continue;
3345 		}
3346 
3347 		MAKE_WWN_FROM_NODE_NAME(wwpn, pdb.portname);
3348 		if (lp->port_wwn != wwpn)
3349 			continue;
3350 		lp->portid = lp->new_portid = pdb.portid;
3351 		isp_prt(isp, ISP_LOG_SANCFG,
3352 		    "Chan %d Port 0x%06x@0x%04x is fixed",
3353 		    chan, pdb.portid, pdb.handle);
3354 	}
3355 }
3356 
3357 /*
3358  * Scan local loop for devices.
3359  */
3360 static int
3361 isp_scan_loop(ispsoftc_t *isp, int chan)
3362 {
3363 	fcparam *fcp = FCPARAM(isp, chan);
3364 	int idx, lim, r;
3365 	isp_pdb_t pdb;
3366 	uint16_t *handles;
3367 	uint16_t handle;
3368 
3369 	if (fcp->isp_loopstate < LOOP_LTEST_DONE)
3370 		return (-1);
3371 	if (fcp->isp_loopstate >= LOOP_LSCAN_DONE)
3372 		return (0);
3373 
3374 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan", chan);
3375 	fcp->isp_loopstate = LOOP_SCANNING_LOOP;
3376 	if (TOPO_IS_FABRIC(fcp->isp_topo)) {
3377 		if (!IS_24XX(isp)) {
3378 			isp_fix_portids(isp, chan);
3379 			if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3380 				goto abort;
3381 		}
3382 		isp_prt(isp, ISP_LOG_SANCFG,
3383 		    "Chan %d FC loop scan done (no loop)", chan);
3384 		fcp->isp_loopstate = LOOP_LSCAN_DONE;
3385 		return (0);
3386 	}
3387 
3388 	handles = (uint16_t *)fcp->isp_scanscratch;
3389 	lim = ISP_FC_SCRLEN / 2;
3390 	r = isp_gethandles(isp, chan, handles, &lim, 1);
3391 	if (r != 0) {
3392 		isp_prt(isp, ISP_LOG_SANCFG,
3393 		    "Chan %d Getting list of handles failed with %x", chan, r);
3394 		isp_prt(isp, ISP_LOG_SANCFG,
3395 		    "Chan %d FC loop scan done (bad)", chan);
3396 		return (-1);
3397 	}
3398 
3399 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Got %d handles",
3400 	    chan, lim);
3401 
3402 	/*
3403 	 * Run through the list and get the port database info for each one.
3404 	 */
3405 	isp_mark_portdb(isp, chan);
3406 	for (idx = 0; idx < lim; idx++) {
3407 		handle = handles[idx];
3408 
3409 		/*
3410 		 * Don't scan "special" ids.
3411 		 */
3412 		if (ISP_CAP_2KLOGIN(isp)) {
3413 			if (handle >= NPH_RESERVED)
3414 				continue;
3415 		} else {
3416 			if (handle >= FL_ID && handle <= SNS_ID)
3417 				continue;
3418 		}
3419 
3420 		/*
3421 		 * In older cards with older f/w GET_PORT_DATABASE has been
3422 		 * known to hang. This trick gets around that problem.
3423 		 */
3424 		if (IS_2100(isp) || IS_2200(isp)) {
3425 			uint64_t node_wwn = isp_get_wwn(isp, chan, handle, 1);
3426 			if (fcp->isp_loopstate < LOOP_SCANNING_LOOP) {
3427 abort:
3428 				isp_prt(isp, ISP_LOG_SANCFG,
3429 				    "Chan %d FC loop scan aborted", chan);
3430 				return (1);
3431 			}
3432 			if (node_wwn == INI_NONE) {
3433 				continue;
3434 			}
3435 		}
3436 
3437 		/*
3438 		 * Get the port database entity for this index.
3439 		 */
3440 		r = isp_getpdb(isp, chan, handle, &pdb);
3441 		if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3442 			goto abort;
3443 		if (r != 0) {
3444 			isp_prt(isp, ISP_LOGDEBUG1,
3445 			    "Chan %d FC Scan Loop handle %d returned %x",
3446 			    chan, handle, r);
3447 			continue;
3448 		}
3449 
3450 		isp_pdb_add_update(isp, chan, &pdb);
3451 	}
3452 	if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3453 		goto abort;
3454 	fcp->isp_loopstate = LOOP_LSCAN_DONE;
3455 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan done", chan);
3456 	return (0);
3457 }
3458 
3459 /*
3460  * Scan the fabric for devices and add them to our port database.
3461  *
3462  * Use the GID_FT command to get all Port IDs for FC4 SCSI devices it knows.
3463  *
3464  * For 2100-23XX cards, we can use the SNS mailbox command to pass simple
3465  * name server commands to the switch management server via the QLogic f/w.
3466  *
3467  * For the 24XX card, we have to use CT-Pass through run via the Execute IOCB
3468  * mailbox command.
3469  */
3470 #define	GIDLEN	(ISP_FC_SCRLEN - (3 * QENTRY_LEN))
3471 #define	NGENT	((GIDLEN - 16) >> 2)
3472 
3473 #define	XTXOFF	(ISP_FC_SCRLEN - (3 * QENTRY_LEN))	/* CT request */
3474 #define	CTXOFF	(ISP_FC_SCRLEN - (2 * QENTRY_LEN))	/* Request IOCB */
3475 #define	ZTXOFF	(ISP_FC_SCRLEN - (1 * QENTRY_LEN))	/* Response IOCB */
3476 
3477 static int
3478 isp_gid_ft_sns(ispsoftc_t *isp, int chan)
3479 {
3480 	union {
3481 		sns_gid_ft_req_t _x;
3482 		uint8_t _y[SNS_GID_FT_REQ_SIZE];
3483 	} un;
3484 	fcparam *fcp = FCPARAM(isp, chan);
3485 	sns_gid_ft_req_t *rq = &un._x;
3486 	uint8_t *scp = fcp->isp_scratch;
3487 	mbreg_t mbs;
3488 
3489 	isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via SNS", chan);
3490 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3491 		isp_prt(isp, ISP_LOGERR, sacq);
3492 		return (-1);
3493 	}
3494 
3495 	ISP_MEMZERO(rq, SNS_GID_FT_REQ_SIZE);
3496 	rq->snscb_rblen = GIDLEN >> 1;
3497 	rq->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma);
3498 	rq->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma);
3499 	rq->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma);
3500 	rq->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma);
3501 	rq->snscb_sblen = 6;
3502 	rq->snscb_cmd = SNS_GID_FT;
3503 	rq->snscb_mword_div_2 = NGENT;
3504 	rq->snscb_fc4_type = FC4_SCSI;
3505 
3506 	isp_put_gid_ft_request(isp, rq, (sns_gid_ft_req_t *)&scp[CTXOFF]);
3507 	MEMORYBARRIER(isp, SYNC_SFORDEV, CTXOFF, SNS_GID_FT_REQ_SIZE, chan);
3508 
3509 	MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 10000000);
3510 	mbs.param[0] = MBOX_SEND_SNS;
3511 	mbs.param[1] = SNS_GID_FT_REQ_SIZE >> 1;
3512 	mbs.param[2] = DMA_WD1(fcp->isp_scdma + CTXOFF);
3513 	mbs.param[3] = DMA_WD0(fcp->isp_scdma + CTXOFF);
3514 	mbs.param[6] = DMA_WD3(fcp->isp_scdma + CTXOFF);
3515 	mbs.param[7] = DMA_WD2(fcp->isp_scdma + CTXOFF);
3516 	isp_mboxcmd(isp, &mbs);
3517 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3518 		if (mbs.param[0] == MBOX_INVALID_COMMAND) {
3519 			return (1);
3520 		} else {
3521 			return (-1);
3522 		}
3523 	}
3524 	MEMORYBARRIER(isp, SYNC_SFORCPU, 0, GIDLEN, chan);
3525 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3526 		isp_print_bytes(isp, "CT response", GIDLEN, scp);
3527 	isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3528 	    (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3529 	FC_SCRATCH_RELEASE(isp, chan);
3530 	return (0);
3531 }
3532 
3533 static int
3534 isp_ct_passthru(ispsoftc_t *isp, int chan, uint32_t cmd_bcnt, uint32_t rsp_bcnt)
3535 {
3536 	fcparam *fcp = FCPARAM(isp, chan);
3537 	isp_ct_pt_t pt;
3538 	void *reqp;
3539 	uint8_t resp[QENTRY_LEN];
3540 
3541 	/*
3542 	 * Build a Passthrough IOCB in memory.
3543 	 */
3544 	ISP_MEMZERO(&pt, sizeof(pt));
3545 	pt.ctp_header.rqs_entry_count = 1;
3546 	pt.ctp_header.rqs_entry_type = RQSTYPE_CT_PASSTHRU;
3547 	pt.ctp_nphdl = fcp->isp_sns_hdl;
3548 	pt.ctp_cmd_cnt = 1;
3549 	pt.ctp_vpidx = ISP_GET_VPIDX(isp, chan);
3550 	pt.ctp_time = 10;
3551 	pt.ctp_rsp_cnt = 1;
3552 	pt.ctp_rsp_bcnt = rsp_bcnt;
3553 	pt.ctp_cmd_bcnt = cmd_bcnt;
3554 	pt.ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma+XTXOFF);
3555 	pt.ctp_dataseg[0].ds_basehi = DMA_HI32(fcp->isp_scdma+XTXOFF);
3556 	pt.ctp_dataseg[0].ds_count = cmd_bcnt;
3557 	pt.ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma);
3558 	pt.ctp_dataseg[1].ds_basehi = DMA_HI32(fcp->isp_scdma);
3559 	pt.ctp_dataseg[1].ds_count = rsp_bcnt;
3560 
3561 	/* Prepare space for response in memory */
3562 	memset(resp, 0xff, sizeof(resp));
3563 	pt.ctp_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
3564 	if (pt.ctp_handle == 0) {
3565 		isp_prt(isp, ISP_LOGERR,
3566 		    "%s: CTP of Chan %d out of handles", __func__, chan);
3567 		return (-1);
3568 	}
3569 
3570 	/* Send request and wait for response. */
3571 	reqp = isp_getrqentry(isp);
3572 	if (reqp == NULL) {
3573 		isp_prt(isp, ISP_LOGERR,
3574 		    "%s: CTP of Chan %d out of rqent", __func__, chan);
3575 		isp_destroy_handle(isp, pt.ctp_handle);
3576 		return (-1);
3577 	}
3578 	isp_put_ct_pt(isp, &pt, (isp_ct_pt_t *)reqp);
3579 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3580 		isp_print_bytes(isp, "CT IOCB request", QENTRY_LEN, reqp);
3581 	ISP_SYNC_REQUEST(isp);
3582 	if (msleep(resp, &isp->isp_lock, 0, "CTP", pt.ctp_time*hz) == EWOULDBLOCK) {
3583 		isp_prt(isp, ISP_LOGERR,
3584 		    "%s: CTP of Chan %d timed out", __func__, chan);
3585 		isp_destroy_handle(isp, pt.ctp_handle);
3586 		return (-1);
3587 	}
3588 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3589 		isp_print_bytes(isp, "CT IOCB response", QENTRY_LEN, resp);
3590 
3591 	isp_get_ct_pt(isp, (isp_ct_pt_t *)resp, &pt);
3592 	if (pt.ctp_status && pt.ctp_status != RQCS_DATA_UNDERRUN) {
3593 		isp_prt(isp, ISP_LOGWARN,
3594 		    "Chan %d GID_FT CT Passthrough returned 0x%x",
3595 		    chan, pt.ctp_status);
3596 		return (-1);
3597 	}
3598 
3599 	return (0);
3600 }
3601 
3602 static int
3603 isp_gid_ft_ct_passthru(ispsoftc_t *isp, int chan)
3604 {
3605 	fcparam *fcp = FCPARAM(isp, chan);
3606 	ct_hdr_t ct;
3607 	uint32_t *rp;
3608 	uint8_t *scp = fcp->isp_scratch;
3609 
3610 	isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via CT", chan);
3611 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3612 		isp_prt(isp, ISP_LOGERR, sacq);
3613 		return (-1);
3614 	}
3615 
3616 	/*
3617 	 * Build the CT header and command in memory.
3618 	 */
3619 	ISP_MEMZERO(&ct, sizeof (ct));
3620 	ct.ct_revision = CT_REVISION;
3621 	ct.ct_fcs_type = CT_FC_TYPE_FC;
3622 	ct.ct_fcs_subtype = CT_FC_SUBTYPE_NS;
3623 	ct.ct_cmd_resp = SNS_GID_FT;
3624 	ct.ct_bcnt_resid = (GIDLEN - 16) >> 2;
3625 	isp_put_ct_hdr(isp, &ct, (ct_hdr_t *) &scp[XTXOFF]);
3626 	rp = (uint32_t *) &scp[XTXOFF + sizeof(ct)];
3627 	ISP_IOZPUT_32(isp, FC4_SCSI, rp);
3628 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
3629 		isp_print_bytes(isp, "CT request",
3630 		    sizeof(ct) + sizeof(uint32_t), &scp[XTXOFF]);
3631 	}
3632 
3633 	if (isp_ct_passthru(isp, chan, sizeof(ct) + sizeof(uint32_t), GIDLEN)) {
3634 		FC_SCRATCH_RELEASE(isp, chan);
3635 		return (-1);
3636 	}
3637 
3638 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3639 		isp_print_bytes(isp, "CT response", GIDLEN, scp);
3640 	isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3641 	    (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3642 	FC_SCRATCH_RELEASE(isp, chan);
3643 	return (0);
3644 }
3645 
3646 static int
3647 isp_scan_fabric(ispsoftc_t *isp, int chan)
3648 {
3649 	fcparam *fcp = FCPARAM(isp, chan);
3650 	fcportdb_t *lp;
3651 	uint32_t portid;
3652 	uint16_t nphdl;
3653 	isp_pdb_t pdb;
3654 	int portidx, portlim, r;
3655 	sns_gid_ft_rsp_t *rs;
3656 
3657 	if (fcp->isp_loopstate < LOOP_LSCAN_DONE)
3658 		return (-1);
3659 	if (fcp->isp_loopstate >= LOOP_FSCAN_DONE)
3660 		return (0);
3661 
3662 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan", chan);
3663 	fcp->isp_loopstate = LOOP_SCANNING_FABRIC;
3664 	if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3665 		fcp->isp_loopstate = LOOP_FSCAN_DONE;
3666 		isp_prt(isp, ISP_LOG_SANCFG,
3667 		    "Chan %d FC fabric scan done (no fabric)", chan);
3668 		return (0);
3669 	}
3670 
3671 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC) {
3672 abort:
3673 		FC_SCRATCH_RELEASE(isp, chan);
3674 		isp_prt(isp, ISP_LOG_SANCFG,
3675 		    "Chan %d FC fabric scan aborted", chan);
3676 		return (1);
3677 	}
3678 
3679 	/*
3680 	 * Make sure we still are logged into the fabric controller.
3681 	 */
3682 	nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3683 	r = isp_getpdb(isp, chan, nphdl, &pdb);
3684 	if ((r & 0xffff) == MBOX_NOT_LOGGED_IN) {
3685 		isp_dump_chip_portdb(isp, chan);
3686 	}
3687 	if (r) {
3688 		fcp->isp_loopstate = LOOP_LTEST_DONE;
3689 fail:
3690 		isp_prt(isp, ISP_LOG_SANCFG,
3691 		    "Chan %d FC fabric scan done (bad)", chan);
3692 		return (-1);
3693 	}
3694 
3695 	/* Get list of port IDs from SNS. */
3696 	if (IS_24XX(isp))
3697 		r = isp_gid_ft_ct_passthru(isp, chan);
3698 	else
3699 		r = isp_gid_ft_sns(isp, chan);
3700 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3701 		goto abort;
3702 	if (r > 0) {
3703 		fcp->isp_loopstate = LOOP_FSCAN_DONE;
3704 		return (-1);
3705 	} else if (r < 0) {
3706 		fcp->isp_loopstate = LOOP_LTEST_DONE;	/* try again */
3707 		return (-1);
3708 	}
3709 
3710 	rs = (sns_gid_ft_rsp_t *) fcp->isp_scanscratch;
3711 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3712 		goto abort;
3713 	if (rs->snscb_cthdr.ct_cmd_resp != LS_ACC) {
3714 		int level;
3715 		if (rs->snscb_cthdr.ct_reason == 9 && rs->snscb_cthdr.ct_explanation == 7) {
3716 			level = ISP_LOG_SANCFG;
3717 		} else {
3718 			level = ISP_LOGWARN;
3719 		}
3720 		isp_prt(isp, level, "Chan %d Fabric Nameserver rejected GID_FT"
3721 		    " (Reason=0x%x Expl=0x%x)", chan,
3722 		    rs->snscb_cthdr.ct_reason,
3723 		    rs->snscb_cthdr.ct_explanation);
3724 		fcp->isp_loopstate = LOOP_FSCAN_DONE;
3725 		return (-1);
3726 	}
3727 
3728 	/* Check our buffer was big enough to get the full list. */
3729 	for (portidx = 0; portidx < NGENT-1; portidx++) {
3730 		if (rs->snscb_ports[portidx].control & 0x80)
3731 			break;
3732 	}
3733 	if ((rs->snscb_ports[portidx].control & 0x80) == 0) {
3734 		isp_prt(isp, ISP_LOGWARN,
3735 		    "fabric too big for scratch area: increase ISP_FC_SCRLEN");
3736 	}
3737 	portlim = portidx + 1;
3738 	isp_prt(isp, ISP_LOG_SANCFG,
3739 	    "Chan %d Got %d ports back from name server", chan, portlim);
3740 
3741 	/* Go through the list and remove duplicate port ids. */
3742 	for (portidx = 0; portidx < portlim; portidx++) {
3743 		int npidx;
3744 
3745 		portid =
3746 		    ((rs->snscb_ports[portidx].portid[0]) << 16) |
3747 		    ((rs->snscb_ports[portidx].portid[1]) << 8) |
3748 		    ((rs->snscb_ports[portidx].portid[2]));
3749 
3750 		for (npidx = portidx + 1; npidx < portlim; npidx++) {
3751 			uint32_t new_portid =
3752 			    ((rs->snscb_ports[npidx].portid[0]) << 16) |
3753 			    ((rs->snscb_ports[npidx].portid[1]) << 8) |
3754 			    ((rs->snscb_ports[npidx].portid[2]));
3755 			if (new_portid == portid) {
3756 				break;
3757 			}
3758 		}
3759 
3760 		if (npidx < portlim) {
3761 			rs->snscb_ports[npidx].portid[0] = 0;
3762 			rs->snscb_ports[npidx].portid[1] = 0;
3763 			rs->snscb_ports[npidx].portid[2] = 0;
3764 			isp_prt(isp, ISP_LOG_SANCFG, "Chan %d removing duplicate PortID 0x%06x entry from list", chan, portid);
3765 		}
3766 	}
3767 
3768 	/*
3769 	 * We now have a list of Port IDs for all FC4 SCSI devices
3770 	 * that the Fabric Name server knows about.
3771 	 *
3772 	 * For each entry on this list go through our port database looking
3773 	 * for probational entries- if we find one, then an old entry is
3774 	 * maybe still this one. We get some information to find out.
3775 	 *
3776 	 * Otherwise, it's a new fabric device, and we log into it
3777 	 * (unconditionally). After searching the entire database
3778 	 * again to make sure that we never ever ever ever have more
3779 	 * than one entry that has the same PortID or the same
3780 	 * WWNN/WWPN duple, we enter the device into our database.
3781 	 */
3782 	isp_mark_portdb(isp, chan);
3783 	for (portidx = 0; portidx < portlim; portidx++) {
3784 		portid = ((rs->snscb_ports[portidx].portid[0]) << 16) |
3785 			 ((rs->snscb_ports[portidx].portid[1]) << 8) |
3786 			 ((rs->snscb_ports[portidx].portid[2]));
3787 		isp_prt(isp, ISP_LOG_SANCFG,
3788 		    "Chan %d Checking fabric port 0x%06x", chan, portid);
3789 		if (portid == 0) {
3790 			isp_prt(isp, ISP_LOG_SANCFG,
3791 			    "Chan %d Port at idx %d is zero",
3792 			    chan, portidx);
3793 			continue;
3794 		}
3795 		if (portid == fcp->isp_portid) {
3796 			isp_prt(isp, ISP_LOG_SANCFG,
3797 			    "Chan %d Port 0x%06x is our", chan, portid);
3798 			continue;
3799 		}
3800 
3801 		/* Now search the entire port database for the same portid. */
3802 		if (isp_find_pdb_by_portid(isp, chan, portid, &lp)) {
3803 			if (!lp->probational) {
3804 				isp_prt(isp, ISP_LOGERR,
3805 				    "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3806 				    chan, lp->portid, lp->handle,
3807 				    FC_PORTDB_TGT(isp, chan, lp), lp->state);
3808 				isp_dump_portdb(isp, chan);
3809 				goto fail;
3810 			}
3811 
3812 			/*
3813 			 * See if we're still logged into it.
3814 			 *
3815 			 * If we aren't, mark it as a dead device and
3816 			 * leave the new portid in the database entry
3817 			 * for somebody further along to decide what to
3818 			 * do (policy choice).
3819 			 *
3820 			 * If we are, check to see if it's the same
3821 			 * device still (it should be). If for some
3822 			 * reason it isn't, mark it as a changed device
3823 			 * and leave the new portid and role in the
3824 			 * database entry for somebody further along to
3825 			 * decide what to do (policy choice).
3826 			 */
3827 			r = isp_getpdb(isp, chan, lp->handle, &pdb);
3828 			if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3829 				goto abort;
3830 			if (r != 0) {
3831 				lp->state = FC_PORTDB_STATE_DEAD;
3832 				isp_prt(isp, ISP_LOG_SANCFG,
3833 				    "Chan %d Port 0x%06x handle 0x%x is dead (%d)",
3834 				    chan, portid, lp->handle, r);
3835 				goto relogin;
3836 			}
3837 
3838 			isp_pdb_add_update(isp, chan, &pdb);
3839 			continue;
3840 		}
3841 
3842 relogin:
3843 		if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
3844 			isp_prt(isp, ISP_LOG_SANCFG,
3845 			    "Chan %d Port 0x%06x is not logged in", chan, portid);
3846 			continue;
3847 		}
3848 
3849 		if (isp_login_device(isp, chan, portid, &pdb,
3850 		    &FCPARAM(isp, 0)->isp_lasthdl)) {
3851 			if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3852 				goto abort;
3853 			continue;
3854 		}
3855 
3856 		isp_pdb_add_update(isp, chan, &pdb);
3857 	}
3858 
3859 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3860 		goto abort;
3861 	fcp->isp_loopstate = LOOP_FSCAN_DONE;
3862 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan done", chan);
3863 	return (0);
3864 }
3865 
3866 /*
3867  * Find an unused handle and try and use to login to a port.
3868  */
3869 static int
3870 isp_login_device(ispsoftc_t *isp, int chan, uint32_t portid, isp_pdb_t *p, uint16_t *ohp)
3871 {
3872 	int lim, i, r;
3873 	uint16_t handle;
3874 
3875 	if (ISP_CAP_2KLOGIN(isp)) {
3876 		lim = NPH_MAX_2K;
3877 	} else {
3878 		lim = NPH_MAX;
3879 	}
3880 
3881 	handle = isp_next_handle(isp, ohp);
3882 	for (i = 0; i < lim; i++) {
3883 		if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3884 			return (-1);
3885 
3886 		/* Check if this handle is free. */
3887 		r = isp_getpdb(isp, chan, handle, p);
3888 		if (r == 0) {
3889 			if (p->portid != portid) {
3890 				/* This handle is busy, try next one. */
3891 				handle = isp_next_handle(isp, ohp);
3892 				continue;
3893 			}
3894 			break;
3895 		}
3896 		if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3897 			return (-1);
3898 
3899 		/*
3900 		 * Now try and log into the device
3901 		 */
3902 		r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3903 		if (r == 0) {
3904 			break;
3905 		} else if ((r & 0xffff) == MBOX_PORT_ID_USED) {
3906 			/*
3907 			 * If we get here, then the firmwware still thinks we're logged into this device, but with a different
3908 			 * handle. We need to break that association. We used to try and just substitute the handle, but then
3909 			 * failed to get any data via isp_getpdb (below).
3910 			 */
3911 			if (isp_plogx(isp, chan, r >> 16, portid, PLOGX_FLG_CMD_LOGO | PLOGX_FLG_IMPLICIT | PLOGX_FLG_FREE_NPHDL)) {
3912 				isp_prt(isp, ISP_LOGERR, "baw... logout of %x failed", r >> 16);
3913 			}
3914 			if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3915 				return (-1);
3916 			r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3917 			if (r != 0)
3918 				i = lim;
3919 			break;
3920 		} else if ((r & 0xffff) == MBOX_LOOP_ID_USED) {
3921 			/* Try the next handle. */
3922 			handle = isp_next_handle(isp, ohp);
3923 		} else {
3924 			/* Give up. */
3925 			i = lim;
3926 			break;
3927 		}
3928 	}
3929 
3930 	if (i == lim) {
3931 		isp_prt(isp, ISP_LOGWARN, "Chan %d PLOGI 0x%06x failed", chan, portid);
3932 		return (-1);
3933 	}
3934 
3935 	/*
3936 	 * If we successfully logged into it, get the PDB for it
3937 	 * so we can crosscheck that it is still what we think it
3938 	 * is and that we also have the role it plays
3939 	 */
3940 	r = isp_getpdb(isp, chan, handle, p);
3941 	if (r != 0) {
3942 		isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x disappeared", chan, portid, handle);
3943 		return (-1);
3944 	}
3945 
3946 	if (p->handle != handle || p->portid != portid) {
3947 		isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x changed (0x%06x@0x%0x)",
3948 		    chan, portid, handle, p->portid, p->handle);
3949 		return (-1);
3950 	}
3951 	return (0);
3952 }
3953 
3954 static int
3955 isp_send_change_request(ispsoftc_t *isp, int chan)
3956 {
3957 	mbreg_t mbs;
3958 
3959 	MBSINIT(&mbs, MBOX_SEND_CHANGE_REQUEST, MBLOGALL, 500000);
3960 	mbs.param[1] = 0x03;
3961 	mbs.param[9] = chan;
3962 	isp_mboxcmd(isp, &mbs);
3963 	if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3964 		return (0);
3965 	} else {
3966 		isp_prt(isp, ISP_LOGWARN, "Chan %d Send Change Request: 0x%x",
3967 		    chan, mbs.param[0]);
3968 		return (-1);
3969 	}
3970 }
3971 
3972 static int
3973 isp_register_fc4_type(ispsoftc_t *isp, int chan)
3974 {
3975 	fcparam *fcp = FCPARAM(isp, chan);
3976 	uint8_t local[SNS_RFT_ID_REQ_SIZE];
3977 	sns_screq_t *reqp = (sns_screq_t *) local;
3978 	mbreg_t mbs;
3979 
3980 	ISP_MEMZERO((void *) reqp, SNS_RFT_ID_REQ_SIZE);
3981 	reqp->snscb_rblen = SNS_RFT_ID_RESP_SIZE >> 1;
3982 	reqp->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma + 0x100);
3983 	reqp->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma + 0x100);
3984 	reqp->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma + 0x100);
3985 	reqp->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma + 0x100);
3986 	reqp->snscb_sblen = 22;
3987 	reqp->snscb_data[0] = SNS_RFT_ID;
3988 	reqp->snscb_data[4] = fcp->isp_portid & 0xffff;
3989 	reqp->snscb_data[5] = (fcp->isp_portid >> 16) & 0xff;
3990 	reqp->snscb_data[6] = (1 << FC4_SCSI);
3991 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3992 		isp_prt(isp, ISP_LOGERR, sacq);
3993 		return (-1);
3994 	}
3995 	isp_put_sns_request(isp, reqp, (sns_screq_t *) fcp->isp_scratch);
3996 	MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 1000000);
3997 	mbs.param[1] = SNS_RFT_ID_REQ_SIZE >> 1;
3998 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
3999 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
4000 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
4001 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
4002 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, SNS_RFT_ID_REQ_SIZE, chan);
4003 	isp_mboxcmd(isp, &mbs);
4004 	FC_SCRATCH_RELEASE(isp, chan);
4005 	if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4006 		return (0);
4007 	} else {
4008 		isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x",
4009 		    chan, mbs.param[0]);
4010 		return (-1);
4011 	}
4012 }
4013 
4014 static int
4015 isp_register_fc4_type_24xx(ispsoftc_t *isp, int chan)
4016 {
4017 	fcparam *fcp = FCPARAM(isp, chan);
4018 	ct_hdr_t *ct;
4019 	rft_id_t rp;
4020 	uint8_t *scp = fcp->isp_scratch;
4021 
4022 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4023 		isp_prt(isp, ISP_LOGERR, sacq);
4024 		return (-1);
4025 	}
4026 
4027 	/*
4028 	 * Build the CT header and command in memory.
4029 	 */
4030 	ISP_MEMZERO(&rp, sizeof(rp));
4031 	ct = &rp.rftid_hdr;
4032 	ct->ct_revision = CT_REVISION;
4033 	ct->ct_fcs_type = CT_FC_TYPE_FC;
4034 	ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4035 	ct->ct_cmd_resp = SNS_RFT_ID;
4036 	ct->ct_bcnt_resid = (sizeof (rft_id_t) - sizeof (ct_hdr_t)) >> 2;
4037 	rp.rftid_portid[0] = fcp->isp_portid >> 16;
4038 	rp.rftid_portid[1] = fcp->isp_portid >> 8;
4039 	rp.rftid_portid[2] = fcp->isp_portid;
4040 	rp.rftid_fc4types[FC4_SCSI >> 5] = 1 << (FC4_SCSI & 0x1f);
4041 	isp_put_rft_id(isp, &rp, (rft_id_t *)&scp[XTXOFF]);
4042 	if (isp->isp_dblev & ISP_LOGDEBUG1)
4043 		isp_print_bytes(isp, "CT request", sizeof(rft_id_t), &scp[XTXOFF]);
4044 
4045 	if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4046 		FC_SCRATCH_RELEASE(isp, chan);
4047 		return (-1);
4048 	}
4049 
4050 	isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4051 	FC_SCRATCH_RELEASE(isp, chan);
4052 	if (ct->ct_cmd_resp == LS_RJT) {
4053 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "Chan %d Register FC4 Type rejected", chan);
4054 		return (-1);
4055 	} else if (ct->ct_cmd_resp == LS_ACC) {
4056 		isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Register FC4 Type accepted", chan);
4057 	} else {
4058 		isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x", chan, ct->ct_cmd_resp);
4059 		return (-1);
4060 	}
4061 	return (0);
4062 }
4063 
4064 static int
4065 isp_register_fc4_features_24xx(ispsoftc_t *isp, int chan)
4066 {
4067 	fcparam *fcp = FCPARAM(isp, chan);
4068 	ct_hdr_t *ct;
4069 	rff_id_t rp;
4070 	uint8_t *scp = fcp->isp_scratch;
4071 
4072 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4073 		isp_prt(isp, ISP_LOGERR, sacq);
4074 		return (-1);
4075 	}
4076 
4077 	/*
4078 	 * Build the CT header and command in memory.
4079 	 */
4080 	ISP_MEMZERO(&rp, sizeof(rp));
4081 	ct = &rp.rffid_hdr;
4082 	ct->ct_revision = CT_REVISION;
4083 	ct->ct_fcs_type = CT_FC_TYPE_FC;
4084 	ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4085 	ct->ct_cmd_resp = SNS_RFF_ID;
4086 	ct->ct_bcnt_resid = (sizeof (rff_id_t) - sizeof (ct_hdr_t)) >> 2;
4087 	rp.rffid_portid[0] = fcp->isp_portid >> 16;
4088 	rp.rffid_portid[1] = fcp->isp_portid >> 8;
4089 	rp.rffid_portid[2] = fcp->isp_portid;
4090 	rp.rffid_fc4features = 0;
4091 	if (fcp->role & ISP_ROLE_TARGET)
4092 		rp.rffid_fc4features |= 1;
4093 	if (fcp->role & ISP_ROLE_INITIATOR)
4094 		rp.rffid_fc4features |= 2;
4095 	rp.rffid_fc4type = FC4_SCSI;
4096 	isp_put_rff_id(isp, &rp, (rff_id_t *)&scp[XTXOFF]);
4097 	if (isp->isp_dblev & ISP_LOGDEBUG1)
4098 		isp_print_bytes(isp, "CT request", sizeof(rft_id_t), &scp[XTXOFF]);
4099 
4100 	if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4101 		FC_SCRATCH_RELEASE(isp, chan);
4102 		return (-1);
4103 	}
4104 
4105 	isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4106 	FC_SCRATCH_RELEASE(isp, chan);
4107 	if (ct->ct_cmd_resp == LS_RJT) {
4108 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4109 		    "Chan %d Register FC4 Features rejected", chan);
4110 		return (-1);
4111 	} else if (ct->ct_cmd_resp == LS_ACC) {
4112 		isp_prt(isp, ISP_LOG_SANCFG,
4113 		    "Chan %d Register FC4 Features accepted", chan);
4114 	} else {
4115 		isp_prt(isp, ISP_LOGWARN,
4116 		    "Chan %d Register FC4 Features: 0x%x", chan, ct->ct_cmd_resp);
4117 		return (-1);
4118 	}
4119 	return (0);
4120 }
4121 
4122 static int
4123 isp_register_port_name_24xx(ispsoftc_t *isp, int chan)
4124 {
4125 	fcparam *fcp = FCPARAM(isp, chan);
4126 	ct_hdr_t *ct;
4127 	rspn_id_t rp;
4128 	uint8_t *scp = fcp->isp_scratch;
4129 	int len;
4130 
4131 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4132 		isp_prt(isp, ISP_LOGERR, sacq);
4133 		return (-1);
4134 	}
4135 
4136 	/*
4137 	 * Build the CT header and command in memory.
4138 	 */
4139 	ISP_MEMZERO(&rp, sizeof(rp));
4140 	ct = &rp.rspnid_hdr;
4141 	ct->ct_revision = CT_REVISION;
4142 	ct->ct_fcs_type = CT_FC_TYPE_FC;
4143 	ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4144 	ct->ct_cmd_resp = SNS_RSPN_ID;
4145 	rp.rspnid_portid[0] = fcp->isp_portid >> 16;
4146 	rp.rspnid_portid[1] = fcp->isp_portid >> 8;
4147 	rp.rspnid_portid[2] = fcp->isp_portid;
4148 	rp.rspnid_length = 0;
4149 	len = offsetof(rspn_id_t, rspnid_name);
4150 	mtx_lock(&prison0.pr_mtx);
4151 	rp.rspnid_length += sprintf(&scp[XTXOFF + len + rp.rspnid_length],
4152 	    "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4153 	mtx_unlock(&prison0.pr_mtx);
4154 	rp.rspnid_length += sprintf(&scp[XTXOFF + len + rp.rspnid_length],
4155 	    ":%s", device_get_nameunit(isp->isp_dev));
4156 	if (chan != 0) {
4157 		rp.rspnid_length += sprintf(&scp[XTXOFF + len +
4158 		    rp.rspnid_length], "/%d", chan);
4159 	}
4160 	len += rp.rspnid_length;
4161 	ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4162 	isp_put_rspn_id(isp, &rp, (rspn_id_t *)&scp[XTXOFF]);
4163 	if (isp->isp_dblev & ISP_LOGDEBUG1)
4164 		isp_print_bytes(isp, "CT request", len, &scp[XTXOFF]);
4165 
4166 	if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4167 		FC_SCRATCH_RELEASE(isp, chan);
4168 		return (-1);
4169 	}
4170 
4171 	isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4172 	FC_SCRATCH_RELEASE(isp, chan);
4173 	if (ct->ct_cmd_resp == LS_RJT) {
4174 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4175 		    "Chan %d Register Symbolic Port Name rejected", chan);
4176 		return (-1);
4177 	} else if (ct->ct_cmd_resp == LS_ACC) {
4178 		isp_prt(isp, ISP_LOG_SANCFG,
4179 		    "Chan %d Register Symbolic Port Name accepted", chan);
4180 	} else {
4181 		isp_prt(isp, ISP_LOGWARN,
4182 		    "Chan %d Register Symbolic Port Name: 0x%x", chan, ct->ct_cmd_resp);
4183 		return (-1);
4184 	}
4185 	return (0);
4186 }
4187 
4188 static int
4189 isp_register_node_name_24xx(ispsoftc_t *isp, int chan)
4190 {
4191 	fcparam *fcp = FCPARAM(isp, chan);
4192 	ct_hdr_t *ct;
4193 	rsnn_nn_t rp;
4194 	uint8_t *scp = fcp->isp_scratch;
4195 	int len;
4196 
4197 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4198 		isp_prt(isp, ISP_LOGERR, sacq);
4199 		return (-1);
4200 	}
4201 
4202 	/*
4203 	 * Build the CT header and command in memory.
4204 	 */
4205 	ISP_MEMZERO(&rp, sizeof(rp));
4206 	ct = &rp.rsnnnn_hdr;
4207 	ct->ct_revision = CT_REVISION;
4208 	ct->ct_fcs_type = CT_FC_TYPE_FC;
4209 	ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4210 	ct->ct_cmd_resp = SNS_RSNN_NN;
4211 	MAKE_NODE_NAME_FROM_WWN(rp.rsnnnn_nodename, fcp->isp_wwnn);
4212 	rp.rsnnnn_length = 0;
4213 	len = offsetof(rsnn_nn_t, rsnnnn_name);
4214 	mtx_lock(&prison0.pr_mtx);
4215 	rp.rsnnnn_length += sprintf(&scp[XTXOFF + len + rp.rsnnnn_length],
4216 	    "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4217 	mtx_unlock(&prison0.pr_mtx);
4218 	len += rp.rsnnnn_length;
4219 	ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4220 	isp_put_rsnn_nn(isp, &rp, (rsnn_nn_t *)&scp[XTXOFF]);
4221 	if (isp->isp_dblev & ISP_LOGDEBUG1)
4222 		isp_print_bytes(isp, "CT request", len, &scp[XTXOFF]);
4223 
4224 	if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4225 		FC_SCRATCH_RELEASE(isp, chan);
4226 		return (-1);
4227 	}
4228 
4229 	isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4230 	FC_SCRATCH_RELEASE(isp, chan);
4231 	if (ct->ct_cmd_resp == LS_RJT) {
4232 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4233 		    "Chan %d Register Symbolic Node Name rejected", chan);
4234 		return (-1);
4235 	} else if (ct->ct_cmd_resp == LS_ACC) {
4236 		isp_prt(isp, ISP_LOG_SANCFG,
4237 		    "Chan %d Register Symbolic Node Name accepted", chan);
4238 	} else {
4239 		isp_prt(isp, ISP_LOGWARN,
4240 		    "Chan %d Register Symbolic Node Name: 0x%x", chan, ct->ct_cmd_resp);
4241 		return (-1);
4242 	}
4243 	return (0);
4244 }
4245 
4246 static uint16_t
4247 isp_next_handle(ispsoftc_t *isp, uint16_t *ohp)
4248 {
4249 	fcparam *fcp;
4250 	int i, chan, wrap;
4251 	uint16_t handle, minh, maxh;
4252 
4253 	handle = *ohp;
4254 	if (ISP_CAP_2KLOGIN(isp)) {
4255 		minh = 0;
4256 		maxh = NPH_RESERVED - 1;
4257 	} else {
4258 		minh = SNS_ID + 1;
4259 		maxh = NPH_MAX - 1;
4260 	}
4261 	wrap = 0;
4262 
4263 next:
4264 	if (handle == NIL_HANDLE) {
4265 		handle = minh;
4266 	} else {
4267 		handle++;
4268 		if (handle > maxh) {
4269 			if (++wrap >= 2) {
4270 				isp_prt(isp, ISP_LOGERR, "Out of port handles!");
4271 				return (NIL_HANDLE);
4272 			}
4273 			handle = minh;
4274 		}
4275 	}
4276 	for (chan = 0; chan < isp->isp_nchan; chan++) {
4277 		fcp = FCPARAM(isp, chan);
4278 		if (fcp->role == ISP_ROLE_NONE)
4279 			continue;
4280 		for (i = 0; i < MAX_FC_TARG; i++) {
4281 			if (fcp->portdb[i].state != FC_PORTDB_STATE_NIL &&
4282 			    fcp->portdb[i].handle == handle)
4283 				goto next;
4284 		}
4285 	}
4286 	*ohp = handle;
4287 	return (handle);
4288 }
4289 
4290 /*
4291  * Start a command. Locking is assumed done in the caller.
4292  */
4293 
4294 int
4295 isp_start(XS_T *xs)
4296 {
4297 	ispsoftc_t *isp;
4298 	uint32_t cdblen;
4299 	uint8_t local[QENTRY_LEN];
4300 	ispreq_t *reqp;
4301 	void *cdbp, *qep;
4302 	uint16_t *tptr;
4303 	fcportdb_t *lp;
4304 	int target, dmaresult;
4305 
4306 	XS_INITERR(xs);
4307 	isp = XS_ISP(xs);
4308 
4309 	/*
4310 	 * Check command CDB length, etc.. We really are limited to 16 bytes
4311 	 * for Fibre Channel, but can do up to 44 bytes in parallel SCSI,
4312 	 * but probably only if we're running fairly new firmware (we'll
4313 	 * let the old f/w choke on an extended command queue entry).
4314 	 */
4315 
4316 	if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) {
4317 		isp_prt(isp, ISP_LOGERR, "unsupported cdb length (%d, CDB[0]=0x%x)", XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff);
4318 		XS_SETERR(xs, HBA_BOTCH);
4319 		return (CMD_COMPLETE);
4320 	}
4321 
4322 	/*
4323 	 * Translate the target to device handle as appropriate, checking
4324 	 * for correct device state as well.
4325 	 */
4326 	target = XS_TGT(xs);
4327 	if (IS_FC(isp)) {
4328 		fcparam *fcp = FCPARAM(isp, XS_CHANNEL(xs));
4329 
4330 		if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
4331 			isp_prt(isp, ISP_LOG_WARN1,
4332 			    "%d.%d.%jx I am not an initiator",
4333 			    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4334 			XS_SETERR(xs, HBA_SELTIMEOUT);
4335 			return (CMD_COMPLETE);
4336 		}
4337 
4338 		if (isp->isp_state != ISP_RUNSTATE) {
4339 			isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4340 			XS_SETERR(xs, HBA_BOTCH);
4341 			return (CMD_COMPLETE);
4342 		}
4343 
4344 		/*
4345 		 * Try again later.
4346 		 */
4347 		if (fcp->isp_loopstate != LOOP_READY) {
4348 			return (CMD_RQLATER);
4349 		}
4350 
4351 		isp_prt(isp, ISP_LOGDEBUG2, "XS_TGT(xs)=%d", target);
4352 		lp = &fcp->portdb[target];
4353 		if (target < 0 || target >= MAX_FC_TARG ||
4354 		    lp->is_target == 0) {
4355 			XS_SETERR(xs, HBA_SELTIMEOUT);
4356 			return (CMD_COMPLETE);
4357 		}
4358 		if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
4359 			isp_prt(isp, ISP_LOGDEBUG1,
4360 			    "%d.%d.%jx target zombie",
4361 			    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4362 			return (CMD_RQLATER);
4363 		}
4364 		if (lp->state != FC_PORTDB_STATE_VALID) {
4365 			isp_prt(isp, ISP_LOGDEBUG1,
4366 			    "%d.%d.%jx bad db port state 0x%x",
4367 			    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs), lp->state);
4368 			XS_SETERR(xs, HBA_SELTIMEOUT);
4369 			return (CMD_COMPLETE);
4370 		}
4371 	} else {
4372 		sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4373 		if (isp->isp_state != ISP_RUNSTATE) {
4374 			isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4375 			XS_SETERR(xs, HBA_BOTCH);
4376 			return (CMD_COMPLETE);
4377 		}
4378 
4379 		if (sdp->update) {
4380 			isp_spi_update(isp, XS_CHANNEL(xs));
4381 		}
4382 		lp = NULL;
4383 	}
4384 
4385  start_again:
4386 
4387 	qep = isp_getrqentry(isp);
4388 	if (qep == NULL) {
4389 		isp_prt(isp, ISP_LOG_WARN1, "Request Queue Overflow");
4390 		XS_SETERR(xs, HBA_BOTCH);
4391 		return (CMD_EAGAIN);
4392 	}
4393 	XS_SETERR(xs, HBA_NOERROR);
4394 
4395 	/*
4396 	 * Now see if we need to synchronize the ISP with respect to anything.
4397 	 * We do dual duty here (cough) for synchronizing for busses other
4398 	 * than which we got here to send a command to.
4399 	 */
4400 	reqp = (ispreq_t *) local;
4401 	ISP_MEMZERO(local, QENTRY_LEN);
4402 	if (ISP_TST_SENDMARKER(isp, XS_CHANNEL(xs))) {
4403 		if (IS_24XX(isp)) {
4404 			isp_marker_24xx_t *m = (isp_marker_24xx_t *) reqp;
4405 			m->mrk_header.rqs_entry_count = 1;
4406 			m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4407 			m->mrk_modifier = SYNC_ALL;
4408 			m->mrk_vphdl = XS_CHANNEL(xs);
4409 			isp_put_marker_24xx(isp, m, qep);
4410 		} else {
4411 			isp_marker_t *m = (isp_marker_t *) reqp;
4412 			m->mrk_header.rqs_entry_count = 1;
4413 			m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4414 			m->mrk_target = (XS_CHANNEL(xs) << 7);	/* bus # */
4415 			m->mrk_modifier = SYNC_ALL;
4416 			isp_put_marker(isp, m, qep);
4417 		}
4418 		ISP_SYNC_REQUEST(isp);
4419 		ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 0);
4420 		goto start_again;
4421 	}
4422 
4423 	reqp->req_header.rqs_entry_count = 1;
4424 
4425 	/*
4426 	 * Select and install Header Code.
4427 	 * Note that it might be overridden before going out
4428 	 * if we're on a 64 bit platform. The lower level
4429 	 * code (isp_send_cmd) will select the appropriate
4430 	 * 64 bit variant if it needs to.
4431 	 */
4432 	if (IS_24XX(isp)) {
4433 		reqp->req_header.rqs_entry_type = RQSTYPE_T7RQS;
4434 	} else if (IS_FC(isp)) {
4435 		reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS;
4436 	} else {
4437 		if (XS_CDBLEN(xs) > 12) {
4438 			reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY;
4439 		} else {
4440 			reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST;
4441 		}
4442 	}
4443 
4444 	/*
4445 	 * Set task attributes
4446 	 */
4447 	if (IS_24XX(isp)) {
4448 		int ttype;
4449 		if (XS_TAG_P(xs)) {
4450 			ttype = XS_TAG_TYPE(xs);
4451 		} else {
4452 			if (XS_CDBP(xs)[0] == 0x3) {
4453 				ttype = REQFLAG_HTAG;
4454 			} else {
4455 				ttype = REQFLAG_STAG;
4456 			}
4457 		}
4458 		if (ttype == REQFLAG_OTAG) {
4459 			ttype = FCP_CMND_TASK_ATTR_ORDERED;
4460 		} else if (ttype == REQFLAG_HTAG) {
4461 			ttype = FCP_CMND_TASK_ATTR_HEAD;
4462 		} else {
4463 			ttype = FCP_CMND_TASK_ATTR_SIMPLE;
4464 		}
4465 		((ispreqt7_t *)reqp)->req_task_attribute = ttype;
4466 	} else if (IS_FC(isp)) {
4467 		/*
4468 		 * See comment in isp_intr
4469 		 */
4470 		/* XS_SET_RESID(xs, 0); */
4471 
4472 		/*
4473 		 * Fibre Channel always requires some kind of tag.
4474 		 * The Qlogic drivers seem be happy not to use a tag,
4475 		 * but this breaks for some devices (IBM drives).
4476 		 */
4477 		if (XS_TAG_P(xs)) {
4478 			((ispreqt2_t *)reqp)->req_flags = XS_TAG_TYPE(xs);
4479 		} else {
4480 			/*
4481 			 * If we don't know what tag to use, use HEAD OF QUEUE
4482 			 * for Request Sense or Simple.
4483 			 */
4484 			if (XS_CDBP(xs)[0] == 0x3)	/* REQUEST SENSE */
4485 				((ispreqt2_t *)reqp)->req_flags = REQFLAG_HTAG;
4486 			else
4487 				((ispreqt2_t *)reqp)->req_flags = REQFLAG_STAG;
4488 		}
4489 	} else {
4490 		sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4491 		if ((sdp->isp_devparam[target].actv_flags & DPARM_TQING) && XS_TAG_P(xs)) {
4492 			reqp->req_flags = XS_TAG_TYPE(xs);
4493 		}
4494 	}
4495 
4496 	tptr = &reqp->req_time;
4497 
4498 	/*
4499 	 * NB: we do not support long CDBs (yet)
4500 	 */
4501 	cdblen = XS_CDBLEN(xs);
4502 
4503 	if (IS_SCSI(isp)) {
4504 		if (cdblen > sizeof (reqp->req_cdb)) {
4505 			isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4506 			XS_SETERR(xs, HBA_BOTCH);
4507 			return (CMD_COMPLETE);
4508 		}
4509 		reqp->req_target = target | (XS_CHANNEL(xs) << 7);
4510 		reqp->req_lun_trn = XS_LUN(xs);
4511 		cdbp = reqp->req_cdb;
4512 		reqp->req_cdblen = cdblen;
4513 	} else if (IS_24XX(isp)) {
4514 		ispreqt7_t *t7 = (ispreqt7_t *)local;
4515 
4516 		if (cdblen > sizeof (t7->req_cdb)) {
4517 			isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4518 			XS_SETERR(xs, HBA_BOTCH);
4519 			return (CMD_COMPLETE);
4520 		}
4521 
4522 		t7->req_nphdl = lp->handle;
4523 		t7->req_tidlo = lp->portid;
4524 		t7->req_tidhi = lp->portid >> 16;
4525 		t7->req_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(xs));
4526 #if __FreeBSD_version >= 1000700
4527 		be64enc(t7->req_lun, CAM_EXTLUN_BYTE_SWIZZLE(XS_LUN(xs)));
4528 #else
4529 		if (XS_LUN(xs) >= 256) {
4530 			t7->req_lun[0] = XS_LUN(xs) >> 8;
4531 			t7->req_lun[0] |= 0x40;
4532 		}
4533 		t7->req_lun[1] = XS_LUN(xs);
4534 #endif
4535 		if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4536 			if (FCP_NEXT_CRN(isp, &t7->req_crn, xs)) {
4537 				isp_prt(isp, ISP_LOG_WARN1,
4538 				    "%d.%d.%jx cannot generate next CRN",
4539 				    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4540 				XS_SETERR(xs, HBA_BOTCH);
4541 				return (CMD_EAGAIN);
4542 			}
4543 		}
4544 		tptr = &t7->req_time;
4545 		cdbp = t7->req_cdb;
4546 	} else {
4547 		ispreqt2_t *t2 = (ispreqt2_t *)local;
4548 
4549 		if (cdblen > sizeof t2->req_cdb) {
4550 			isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4551 			XS_SETERR(xs, HBA_BOTCH);
4552 			return (CMD_COMPLETE);
4553 		}
4554 		if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4555 			if (FCP_NEXT_CRN(isp, &t2->req_crn, xs)) {
4556 				isp_prt(isp, ISP_LOG_WARN1,
4557 				    "%d.%d.%jx cannot generate next CRN",
4558 				    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4559 				XS_SETERR(xs, HBA_BOTCH);
4560 				return (CMD_EAGAIN);
4561 			}
4562 		}
4563 		if (ISP_CAP_2KLOGIN(isp)) {
4564 			ispreqt2e_t *t2e = (ispreqt2e_t *)local;
4565 			t2e->req_target = lp->handle;
4566 			t2e->req_scclun = XS_LUN(xs);
4567 #if __FreeBSD_version < 1000700
4568 			if (XS_LUN(xs) >= 256)
4569 				t2e->req_scclun |= 0x4000;
4570 #endif
4571 			cdbp = t2e->req_cdb;
4572 		} else if (ISP_CAP_SCCFW(isp)) {
4573 			ispreqt2_t *t2 = (ispreqt2_t *)local;
4574 			t2->req_target = lp->handle;
4575 			t2->req_scclun = XS_LUN(xs);
4576 #if __FreeBSD_version < 1000700
4577 			if (XS_LUN(xs) >= 256)
4578 				t2->req_scclun |= 0x4000;
4579 #endif
4580 			cdbp = t2->req_cdb;
4581 		} else {
4582 			t2->req_target = lp->handle;
4583 			t2->req_lun_trn = XS_LUN(xs);
4584 			cdbp = t2->req_cdb;
4585 		}
4586 	}
4587 	ISP_MEMCPY(cdbp, XS_CDBP(xs), cdblen);
4588 
4589 	*tptr = (XS_TIME(xs) + 999) / 1000;
4590 	if (IS_24XX(isp) && *tptr > 0x1999) {
4591 		*tptr = 0x1999;
4592 	}
4593 
4594 	/* Whew. Thankfully the same for type 7 requests */
4595 	reqp->req_handle = isp_allocate_handle(isp, xs, ISP_HANDLE_INITIATOR);
4596 	if (reqp->req_handle == 0) {
4597 		isp_prt(isp, ISP_LOG_WARN1, "out of xflist pointers");
4598 		XS_SETERR(xs, HBA_BOTCH);
4599 		return (CMD_EAGAIN);
4600 	}
4601 
4602 	/*
4603 	 * Set up DMA and/or do any platform dependent swizzling of the request entry
4604 	 * so that the Qlogic F/W understands what is being asked of it.
4605 	 *
4606 	 * The callee is responsible for adding all requests at this point.
4607 	 */
4608 	dmaresult = ISP_DMASETUP(isp, xs, reqp);
4609 	if (dmaresult != CMD_QUEUED) {
4610 		isp_destroy_handle(isp, reqp->req_handle);
4611 		/*
4612 		 * dmasetup sets actual error in packet, and
4613 		 * return what we were given to return.
4614 		 */
4615 		return (dmaresult);
4616 	}
4617 	isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "START cmd cdb[0]=0x%x datalen %ld", XS_CDBP(xs)[0], (long) XS_XFRLEN(xs));
4618 	isp->isp_nactive++;
4619 	return (CMD_QUEUED);
4620 }
4621 
4622 /*
4623  * isp control
4624  * Locks (ints blocked) assumed held.
4625  */
4626 
4627 int
4628 isp_control(ispsoftc_t *isp, ispctl_t ctl, ...)
4629 {
4630 	XS_T *xs;
4631 	mbreg_t *mbr, mbs;
4632 	int chan, tgt;
4633 	uint32_t handle;
4634 	va_list ap;
4635 
4636 	switch (ctl) {
4637 	case ISPCTL_RESET_BUS:
4638 		/*
4639 		 * Issue a bus reset.
4640 		 */
4641 		if (IS_24XX(isp)) {
4642 			isp_prt(isp, ISP_LOGERR, "BUS RESET NOT IMPLEMENTED");
4643 			break;
4644 		} else if (IS_FC(isp)) {
4645 			mbs.param[1] = 10;
4646 			chan = 0;
4647 		} else {
4648 			va_start(ap, ctl);
4649 			chan = va_arg(ap, int);
4650 			va_end(ap);
4651 			mbs.param[1] = SDPARAM(isp, chan)->isp_bus_reset_delay;
4652 			if (mbs.param[1] < 2) {
4653 				mbs.param[1] = 2;
4654 			}
4655 			mbs.param[2] = chan;
4656 		}
4657 		MBSINIT(&mbs, MBOX_BUS_RESET, MBLOGALL, 0);
4658 		ISP_SET_SENDMARKER(isp, chan, 1);
4659 		isp_mboxcmd(isp, &mbs);
4660 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4661 			break;
4662 		}
4663 		isp_prt(isp, ISP_LOGINFO, "driver initiated bus reset of bus %d", chan);
4664 		return (0);
4665 
4666 	case ISPCTL_RESET_DEV:
4667 		va_start(ap, ctl);
4668 		chan = va_arg(ap, int);
4669 		tgt = va_arg(ap, int);
4670 		va_end(ap);
4671 		if (IS_24XX(isp)) {
4672 			uint8_t local[QENTRY_LEN];
4673 			isp24xx_tmf_t *tmf;
4674 			isp24xx_statusreq_t *sp;
4675 			fcparam *fcp = FCPARAM(isp, chan);
4676 			fcportdb_t *lp;
4677 
4678 			if (tgt < 0 || tgt >= MAX_FC_TARG) {
4679 				isp_prt(isp, ISP_LOGWARN, "Chan %d trying to reset bad target %d", chan, tgt);
4680 				break;
4681 			}
4682 			lp = &fcp->portdb[tgt];
4683 			if (lp->is_target == 0 ||
4684 			    lp->state != FC_PORTDB_STATE_VALID) {
4685 				isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4686 				break;
4687 			}
4688 
4689 			tmf = (isp24xx_tmf_t *) local;
4690 			ISP_MEMZERO(tmf, QENTRY_LEN);
4691 			tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
4692 			tmf->tmf_header.rqs_entry_count = 1;
4693 			tmf->tmf_nphdl = lp->handle;
4694 			tmf->tmf_delay = 2;
4695 			tmf->tmf_timeout = 4;
4696 			tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
4697 			tmf->tmf_tidlo = lp->portid;
4698 			tmf->tmf_tidhi = lp->portid >> 16;
4699 			tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
4700 			isp_put_24xx_tmf(isp, tmf, isp->isp_iocb);
4701 			MEMORYBARRIER(isp, SYNC_IFORDEV, 0, QENTRY_LEN, chan);
4702 			fcp->sendmarker = 1;
4703 
4704 			isp_prt(isp, ISP_LOGALL, "Chan %d Reset N-Port Handle 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4705 			MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL,
4706 			    MBCMD_DEFAULT_TIMEOUT + tmf->tmf_timeout * 1000000);
4707 			mbs.param[1] = QENTRY_LEN;
4708 			mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4709 			mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4710 			mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4711 			mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4712 			isp_mboxcmd(isp, &mbs);
4713 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4714 				break;
4715 
4716 			MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4717 			sp = (isp24xx_statusreq_t *) local;
4718 			isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)isp->isp_iocb)[1], sp);
4719 			if (sp->req_completion_status == 0) {
4720 				return (0);
4721 			}
4722 			isp_prt(isp, ISP_LOGWARN, "Chan %d reset of target %d returned 0x%x", chan, tgt, sp->req_completion_status);
4723 			break;
4724 		} else if (IS_FC(isp)) {
4725 			if (ISP_CAP_2KLOGIN(isp)) {
4726 				mbs.param[1] = tgt;
4727 				mbs.ibits = (1 << 10);
4728 			} else {
4729 				mbs.param[1] = (tgt << 8);
4730 			}
4731 		} else {
4732 			mbs.param[1] = (chan << 15) | (tgt << 8);
4733 		}
4734 		MBSINIT(&mbs, MBOX_ABORT_TARGET, MBLOGALL, 0);
4735 		mbs.param[2] = 3;	/* 'delay', in seconds */
4736 		isp_mboxcmd(isp, &mbs);
4737 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4738 			break;
4739 		}
4740 		isp_prt(isp, ISP_LOGINFO, "Target %d on Bus %d Reset Succeeded", tgt, chan);
4741 		ISP_SET_SENDMARKER(isp, chan, 1);
4742 		return (0);
4743 
4744 	case ISPCTL_ABORT_CMD:
4745 		va_start(ap, ctl);
4746 		xs = va_arg(ap, XS_T *);
4747 		va_end(ap);
4748 
4749 		tgt = XS_TGT(xs);
4750 		chan = XS_CHANNEL(xs);
4751 
4752 		handle = isp_find_handle(isp, xs);
4753 		if (handle == 0) {
4754 			isp_prt(isp, ISP_LOGWARN, "cannot find handle for command to abort");
4755 			break;
4756 		}
4757 		if (IS_24XX(isp)) {
4758 			isp24xx_abrt_t local, *ab = &local;
4759 			fcparam *fcp;
4760 			fcportdb_t *lp;
4761 
4762 			fcp = FCPARAM(isp, chan);
4763 			if (tgt < 0 || tgt >= MAX_FC_TARG) {
4764 				isp_prt(isp, ISP_LOGWARN, "Chan %d trying to abort bad target %d", chan, tgt);
4765 				break;
4766 			}
4767 			lp = &fcp->portdb[tgt];
4768 			if (lp->is_target == 0 ||
4769 			    lp->state != FC_PORTDB_STATE_VALID) {
4770 				isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4771 				break;
4772 			}
4773 			isp_prt(isp, ISP_LOGALL, "Chan %d Abort Cmd for N-Port 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4774 			ISP_MEMZERO(ab, QENTRY_LEN);
4775 			ab->abrt_header.rqs_entry_type = RQSTYPE_ABORT_IO;
4776 			ab->abrt_header.rqs_entry_count = 1;
4777 			ab->abrt_handle = lp->handle;
4778 			ab->abrt_cmd_handle = handle;
4779 			ab->abrt_tidlo = lp->portid;
4780 			ab->abrt_tidhi = lp->portid >> 16;
4781 			ab->abrt_vpidx = ISP_GET_VPIDX(isp, chan);
4782 			isp_put_24xx_abrt(isp, ab, isp->isp_iocb);
4783 			MEMORYBARRIER(isp, SYNC_IFORDEV, 0, 2 * QENTRY_LEN, chan);
4784 
4785 			ISP_MEMZERO(&mbs, sizeof (mbs));
4786 			MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
4787 			mbs.param[1] = QENTRY_LEN;
4788 			mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4789 			mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4790 			mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4791 			mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4792 
4793 			isp_mboxcmd(isp, &mbs);
4794 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4795 				break;
4796 
4797 			MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4798 			isp_get_24xx_abrt(isp, &((isp24xx_abrt_t *)isp->isp_iocb)[1], ab);
4799 			if (ab->abrt_nphdl == ISP24XX_ABRT_OKAY) {
4800 				return (0);
4801 			}
4802 			isp_prt(isp, ISP_LOGWARN, "Chan %d handle %d abort returned 0x%x", chan, tgt, ab->abrt_nphdl);
4803 			break;
4804 		} else if (IS_FC(isp)) {
4805 			if (ISP_CAP_SCCFW(isp)) {
4806 				if (ISP_CAP_2KLOGIN(isp)) {
4807 					mbs.param[1] = tgt;
4808 				} else {
4809 					mbs.param[1] = tgt << 8;
4810 				}
4811 				mbs.param[6] = XS_LUN(xs);
4812 			} else {
4813 				mbs.param[1] = tgt << 8 | XS_LUN(xs);
4814 			}
4815 		} else {
4816 			mbs.param[1] = (chan << 15) | (tgt << 8) | XS_LUN(xs);
4817 		}
4818 		MBSINIT(&mbs, MBOX_ABORT,
4819 		    MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_ERROR), 0);
4820 		mbs.param[2] = handle;
4821 		isp_mboxcmd(isp, &mbs);
4822 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4823 			break;
4824 		}
4825 		return (0);
4826 
4827 	case ISPCTL_UPDATE_PARAMS:
4828 
4829 		va_start(ap, ctl);
4830 		chan = va_arg(ap, int);
4831 		va_end(ap);
4832 		isp_spi_update(isp, chan);
4833 		return (0);
4834 
4835 	case ISPCTL_FCLINK_TEST:
4836 
4837 		if (IS_FC(isp)) {
4838 			int usdelay;
4839 			va_start(ap, ctl);
4840 			chan = va_arg(ap, int);
4841 			usdelay = va_arg(ap, int);
4842 			va_end(ap);
4843 			if (usdelay == 0) {
4844 				usdelay =  250000;
4845 			}
4846 			return (isp_fclink_test(isp, chan, usdelay));
4847 		}
4848 		break;
4849 
4850 	case ISPCTL_SCAN_FABRIC:
4851 
4852 		if (IS_FC(isp)) {
4853 			va_start(ap, ctl);
4854 			chan = va_arg(ap, int);
4855 			va_end(ap);
4856 			return (isp_scan_fabric(isp, chan));
4857 		}
4858 		break;
4859 
4860 	case ISPCTL_SCAN_LOOP:
4861 
4862 		if (IS_FC(isp)) {
4863 			va_start(ap, ctl);
4864 			chan = va_arg(ap, int);
4865 			va_end(ap);
4866 			return (isp_scan_loop(isp, chan));
4867 		}
4868 		break;
4869 
4870 	case ISPCTL_PDB_SYNC:
4871 
4872 		if (IS_FC(isp)) {
4873 			va_start(ap, ctl);
4874 			chan = va_arg(ap, int);
4875 			va_end(ap);
4876 			return (isp_pdb_sync(isp, chan));
4877 		}
4878 		break;
4879 
4880 	case ISPCTL_SEND_LIP:
4881 
4882 		if (IS_FC(isp) && !IS_24XX(isp)) {
4883 			MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
4884 			if (ISP_CAP_2KLOGIN(isp)) {
4885 				mbs.ibits = (1 << 10);
4886 			}
4887 			isp_mboxcmd(isp, &mbs);
4888 			if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4889 				return (0);
4890 			}
4891 		}
4892 		break;
4893 
4894 	case ISPCTL_GET_PDB:
4895 		if (IS_FC(isp)) {
4896 			isp_pdb_t *pdb;
4897 			va_start(ap, ctl);
4898 			chan = va_arg(ap, int);
4899 			tgt = va_arg(ap, int);
4900 			pdb = va_arg(ap, isp_pdb_t *);
4901 			va_end(ap);
4902 			return (isp_getpdb(isp, chan, tgt, pdb));
4903 		}
4904 		break;
4905 
4906 	case ISPCTL_GET_NAMES:
4907 	{
4908 		uint64_t *wwnn, *wwnp;
4909 		va_start(ap, ctl);
4910 		chan = va_arg(ap, int);
4911 		tgt = va_arg(ap, int);
4912 		wwnn = va_arg(ap, uint64_t *);
4913 		wwnp = va_arg(ap, uint64_t *);
4914 		va_end(ap);
4915 		if (wwnn == NULL && wwnp == NULL) {
4916 			break;
4917 		}
4918 		if (wwnn) {
4919 			*wwnn = isp_get_wwn(isp, chan, tgt, 1);
4920 			if (*wwnn == INI_NONE) {
4921 				break;
4922 			}
4923 		}
4924 		if (wwnp) {
4925 			*wwnp = isp_get_wwn(isp, chan, tgt, 0);
4926 			if (*wwnp == INI_NONE) {
4927 				break;
4928 			}
4929 		}
4930 		return (0);
4931 	}
4932 	case ISPCTL_RUN_MBOXCMD:
4933 	{
4934 		va_start(ap, ctl);
4935 		mbr = va_arg(ap, mbreg_t *);
4936 		va_end(ap);
4937 		isp_mboxcmd(isp, mbr);
4938 		return (0);
4939 	}
4940 	case ISPCTL_PLOGX:
4941 	{
4942 		isp_plcmd_t *p;
4943 		int r;
4944 
4945 		va_start(ap, ctl);
4946 		p = va_arg(ap, isp_plcmd_t *);
4947 		va_end(ap);
4948 
4949 		if ((p->flags & PLOGX_FLG_CMD_MASK) != PLOGX_FLG_CMD_PLOGI || (p->handle != NIL_HANDLE)) {
4950 			return (isp_plogx(isp, p->channel, p->handle, p->portid, p->flags));
4951 		}
4952 		do {
4953 			isp_next_handle(isp, &p->handle);
4954 			r = isp_plogx(isp, p->channel, p->handle, p->portid, p->flags);
4955 			if ((r & 0xffff) == MBOX_PORT_ID_USED) {
4956 				p->handle = r >> 16;
4957 				r = 0;
4958 				break;
4959 			}
4960 		} while ((r & 0xffff) == MBOX_LOOP_ID_USED);
4961 		return (r);
4962 	}
4963 	case ISPCTL_CHANGE_ROLE:
4964 		if (IS_FC(isp)) {
4965 			int role, r;
4966 
4967 			va_start(ap, ctl);
4968 			chan = va_arg(ap, int);
4969 			role = va_arg(ap, int);
4970 			va_end(ap);
4971 			r = isp_fc_change_role(isp, chan, role);
4972 			return (r);
4973 		}
4974 		break;
4975 	default:
4976 		isp_prt(isp, ISP_LOGERR, "Unknown Control Opcode 0x%x", ctl);
4977 		break;
4978 
4979 	}
4980 	return (-1);
4981 }
4982 
4983 /*
4984  * Interrupt Service Routine(s).
4985  *
4986  * External (OS) framework has done the appropriate locking,
4987  * and the locking will be held throughout this function.
4988  */
4989 
4990 /*
4991  * Limit our stack depth by sticking with the max likely number
4992  * of completions on a request queue at any one time.
4993  */
4994 #ifndef	MAX_REQUESTQ_COMPLETIONS
4995 #define	MAX_REQUESTQ_COMPLETIONS	32
4996 #endif
4997 
4998 void
4999 isp_intr(ispsoftc_t *isp, uint16_t isr, uint16_t sema, uint16_t info)
5000 {
5001 	XS_T *complist[MAX_REQUESTQ_COMPLETIONS], *xs;
5002 	uint32_t iptr, optr, junk;
5003 	int i, nlooked = 0, ndone = 0, continuations_expected = 0;
5004 	int etype, last_etype = 0;
5005 
5006 again:
5007 	/*
5008 	 * Is this a mailbox related interrupt?
5009 	 * The mailbox semaphore will be nonzero if so.
5010 	 */
5011 	if (sema) {
5012  fmbox:
5013 		if (info & MBOX_COMMAND_COMPLETE) {
5014 			isp->isp_intmboxc++;
5015 			if (isp->isp_mboxbsy) {
5016 				int obits = isp->isp_obits;
5017 				isp->isp_mboxtmp[0] = info;
5018 				for (i = 1; i < ISP_NMBOX(isp); i++) {
5019 					if ((obits & (1 << i)) == 0) {
5020 						continue;
5021 					}
5022 					isp->isp_mboxtmp[i] = ISP_READ(isp, MBOX_OFF(i));
5023 				}
5024 				if (isp->isp_mbxwrk0) {
5025 					if (isp_mbox_continue(isp) == 0) {
5026 						return;
5027 					}
5028 				}
5029 				MBOX_NOTIFY_COMPLETE(isp);
5030 			} else {
5031 				isp_prt(isp, ISP_LOGWARN, "mailbox cmd (0x%x) with no waiters", info);
5032 			}
5033 		} else {
5034 			i = IS_FC(isp)? isp_parse_async_fc(isp, info) : isp_parse_async(isp, info);
5035 			if (i < 0) {
5036 				return;
5037 			}
5038 		}
5039 		if ((IS_FC(isp) && info != ASYNC_RIOZIO_STALL) || isp->isp_state != ISP_RUNSTATE) {
5040 			goto out;
5041 		}
5042 	}
5043 
5044 	/*
5045 	 * We can't be getting this now.
5046 	 */
5047 	if (isp->isp_state != ISP_RUNSTATE) {
5048 		/*
5049 		 * This seems to happen to 23XX and 24XX cards- don't know why.
5050 		 */
5051 		 if (isp->isp_mboxbsy && isp->isp_lastmbxcmd == MBOX_ABOUT_FIRMWARE) {
5052 			goto fmbox;
5053 		}
5054 		isp_prt(isp, ISP_LOGINFO, "interrupt (ISR=%x SEMA=%x INFO=%x) "
5055 		    "when not ready", isr, sema, info);
5056 		/*
5057 		 * Thank you very much!  *Burrrp*!
5058 		 */
5059 		isp->isp_residx = ISP_READ(isp, isp->isp_respinrp);
5060 		isp->isp_resodx = isp->isp_residx;
5061 		ISP_WRITE(isp, isp->isp_respoutrp, isp->isp_resodx);
5062 		if (IS_24XX(isp)) {
5063 			ISP_DISABLE_INTS(isp);
5064 		}
5065 		goto out;
5066 	}
5067 
5068 #ifdef	ISP_TARGET_MODE
5069 	/*
5070 	 * Check for ATIO Queue entries.
5071 	 */
5072 	if (IS_24XX(isp) &&
5073 	    (isr == ISPR2HST_ATIO_UPDATE || isr == ISPR2HST_ATIO_RSPQ_UPDATE ||
5074 	     isr == ISPR2HST_ATIO_UPDATE2)) {
5075 		iptr = ISP_READ(isp, BIU2400_ATIO_RSPINP);
5076 		optr = isp->isp_atioodx;
5077 
5078 		while (optr != iptr) {
5079 			uint8_t qe[QENTRY_LEN];
5080 			isphdr_t *hp;
5081 			uint32_t oop;
5082 			void *addr;
5083 
5084 			oop = optr;
5085 			MEMORYBARRIER(isp, SYNC_ATIOQ, oop, QENTRY_LEN, -1);
5086 			addr = ISP_QUEUE_ENTRY(isp->isp_atioq, oop);
5087 			isp_get_hdr(isp, addr, (isphdr_t *)qe);
5088 			hp = (isphdr_t *)qe;
5089 			switch (hp->rqs_entry_type) {
5090 			case RQSTYPE_NOTIFY:
5091 			case RQSTYPE_ATIO:
5092 				(void) isp_target_notify(isp, addr, &oop);
5093 				break;
5094 			default:
5095 				isp_print_qentry(isp, "?ATIOQ entry?", oop, addr);
5096 				break;
5097 			}
5098 			optr = ISP_NXT_QENTRY(oop, RESULT_QUEUE_LEN(isp));
5099 		}
5100 		if (isp->isp_atioodx != optr) {
5101 			ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, optr);
5102 			isp->isp_atioodx = optr;
5103 		}
5104 	}
5105 #endif
5106 
5107 	/*
5108 	 * You *must* read the Response Queue In Pointer
5109 	 * prior to clearing the RISC interrupt.
5110 	 *
5111 	 * Debounce the 2300 if revision less than 2.
5112 	 */
5113 	if (IS_2100(isp) || (IS_2300(isp) && isp->isp_revision < 2)) {
5114 		i = 0;
5115 		do {
5116 			iptr = ISP_READ(isp, isp->isp_respinrp);
5117 			junk = ISP_READ(isp, isp->isp_respinrp);
5118 		} while (junk != iptr && ++i < 1000);
5119 
5120 		if (iptr != junk) {
5121 			isp_prt(isp, ISP_LOGWARN, "Response Queue Out Pointer Unstable (%x, %x)", iptr, junk);
5122 			goto out;
5123 		}
5124 	} else {
5125 		iptr = ISP_READ(isp, isp->isp_respinrp);
5126 	}
5127 
5128 	optr = isp->isp_resodx;
5129 	if (optr == iptr && sema == 0) {
5130 		/*
5131 		 * There are a lot of these- reasons unknown- mostly on
5132 		 * faster Alpha machines.
5133 		 *
5134 		 * I tried delaying after writing HCCR_CMD_CLEAR_RISC_INT to
5135 		 * make sure the old interrupt went away (to avoid 'ringing'
5136 		 * effects), but that didn't stop this from occurring.
5137 		 */
5138 		if (IS_24XX(isp)) {
5139 			junk = 0;
5140 		} else if (IS_23XX(isp)) {
5141 			ISP_DELAY(100);
5142 			iptr = ISP_READ(isp, isp->isp_respinrp);
5143 			junk = ISP_READ(isp, BIU_R2HSTSLO);
5144 		} else {
5145 			junk = ISP_READ(isp, BIU_ISR);
5146 		}
5147 		if (optr == iptr) {
5148 			if (IS_23XX(isp) || IS_24XX(isp)) {
5149 				;
5150 			} else {
5151 				sema = ISP_READ(isp, BIU_SEMA);
5152 				info = ISP_READ(isp, OUTMAILBOX0);
5153 				if ((sema & 0x3) && (info & 0x8000)) {
5154 					goto again;
5155 				}
5156 			}
5157 			isp->isp_intbogus++;
5158 			isp_prt(isp, ISP_LOGDEBUG1, "bogus intr- isr %x (%x) iptr %x optr %x", isr, junk, iptr, optr);
5159 		}
5160 	}
5161 	isp->isp_residx = iptr;
5162 
5163 	while (optr != iptr) {
5164 		uint8_t qe[QENTRY_LEN];
5165 		ispstatusreq_t *sp = (ispstatusreq_t *) qe;
5166 		isphdr_t *hp;
5167 		int buddaboom, scsi_status, completion_status;
5168 		int req_status_flags, req_state_flags;
5169 		uint8_t *snsp, *resp;
5170 		uint32_t rlen, slen, totslen;
5171 		long resid;
5172 		uint16_t oop;
5173 
5174 		hp = (isphdr_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr);
5175 		oop = optr;
5176 		optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN(isp));
5177 		nlooked++;
5178  read_again:
5179 		buddaboom = req_status_flags = req_state_flags = 0;
5180 		resid = 0L;
5181 
5182 		/*
5183 		 * Synchronize our view of this response queue entry.
5184 		 */
5185 		MEMORYBARRIER(isp, SYNC_RESULT, oop, QENTRY_LEN, -1);
5186 		if (isp->isp_dblev & ISP_LOGDEBUG1)
5187 			isp_print_qentry(isp, "Response Queue Entry", oop, hp);
5188 		isp_get_hdr(isp, hp, &sp->req_header);
5189 		etype = sp->req_header.rqs_entry_type;
5190 
5191 		if (IS_24XX(isp) && etype == RQSTYPE_RESPONSE) {
5192 			isp24xx_statusreq_t *sp2 = (isp24xx_statusreq_t *)qe;
5193 			isp_get_24xx_response(isp, (isp24xx_statusreq_t *)hp, sp2);
5194 			scsi_status = sp2->req_scsi_status;
5195 			completion_status = sp2->req_completion_status;
5196 			if ((scsi_status & 0xff) != 0)
5197 				req_state_flags = RQSF_GOT_STATUS;
5198 			else
5199 				req_state_flags = 0;
5200 			resid = sp2->req_resid;
5201 		} else if (etype == RQSTYPE_RESPONSE) {
5202 			isp_get_response(isp, (ispstatusreq_t *) hp, sp);
5203 			scsi_status = sp->req_scsi_status;
5204 			completion_status = sp->req_completion_status;
5205 			req_status_flags = sp->req_status_flags;
5206 			req_state_flags = sp->req_state_flags;
5207 			resid = sp->req_resid;
5208 		} else if (etype == RQSTYPE_RIO1) {
5209 			isp_rio1_t *rio = (isp_rio1_t *) qe;
5210 			isp_get_rio1(isp, (isp_rio1_t *) hp, rio);
5211 			for (i = 0; i < rio->req_header.rqs_seqno; i++) {
5212 				isp_fastpost_complete(isp, rio->req_handles[i]);
5213 			}
5214 			if (isp->isp_fpcchiwater < rio->req_header.rqs_seqno) {
5215 				isp->isp_fpcchiwater = rio->req_header.rqs_seqno;
5216 			}
5217 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5218 			last_etype = etype;
5219 			continue;
5220 		} else if (etype == RQSTYPE_RIO2) {
5221 			isp_prt(isp, ISP_LOGERR, "dropping RIO2 response");
5222 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5223 			last_etype = etype;
5224 			continue;
5225 		} else if (etype == RQSTYPE_STATUS_CONT) {
5226 			isp_get_cont_response(isp, (ispstatus_cont_t *) hp, (ispstatus_cont_t *) sp);
5227 			if (last_etype == RQSTYPE_RESPONSE && continuations_expected && ndone > 0 && (xs = complist[ndone-1]) != NULL) {
5228 				ispstatus_cont_t *scp = (ispstatus_cont_t *) sp;
5229 				XS_SENSE_APPEND(xs, scp->req_sense_data, sizeof (scp->req_sense_data));
5230 				isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "%d more Status Continuations expected", --continuations_expected);
5231 			} else {
5232 				isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
5233 			}
5234 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5235 			continue;
5236 		} else {
5237 			/*
5238 			 * Somebody reachable via isp_handle_other_response
5239 			 * may have updated the response queue pointers for
5240 			 * us, so we reload our goal index.
5241 			 */
5242 			int r;
5243 			uint32_t tsto = oop;
5244 			r = isp_handle_other_response(isp, etype, hp, &tsto);
5245 			if (r < 0) {
5246 				goto read_again;
5247 			}
5248 			/*
5249 			 * If somebody updated the output pointer, then reset
5250 			 * optr to be one more than the updated amount.
5251 			 */
5252 			while (tsto != oop) {
5253 				optr = ISP_NXT_QENTRY(tsto, RESULT_QUEUE_LEN(isp));
5254 			}
5255 			if (r > 0) {
5256 				ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5257 				last_etype = etype;
5258 				continue;
5259 			}
5260 
5261 			/*
5262 			 * After this point, we'll just look at the header as
5263 			 * we don't know how to deal with the rest of the
5264 			 * response.
5265 			 */
5266 
5267 			/*
5268 			 * It really has to be a bounced request just copied
5269 			 * from the request queue to the response queue. If
5270 			 * not, something bad has happened.
5271 			 */
5272 			if (etype != RQSTYPE_REQUEST) {
5273 				isp_prt(isp, ISP_LOGERR, notresp, etype, oop, optr, nlooked);
5274 				ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5275 				last_etype = etype;
5276 				continue;
5277 			}
5278 			buddaboom = 1;
5279 			scsi_status = sp->req_scsi_status;
5280 			completion_status = sp->req_completion_status;
5281 			req_status_flags = sp->req_status_flags;
5282 			req_state_flags = sp->req_state_flags;
5283 			resid = sp->req_resid;
5284 		}
5285 
5286 		if (sp->req_header.rqs_flags & RQSFLAG_MASK) {
5287 			if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) {
5288 				isp_print_qentry(isp, "unexpected continuation segment",
5289 				    oop, hp);
5290 				last_etype = etype;
5291 				continue;
5292 			}
5293 			if (sp->req_header.rqs_flags & RQSFLAG_FULL) {
5294 				isp_prt(isp, ISP_LOG_WARN1, "internal queues full");
5295 				/*
5296 				 * We'll synthesize a QUEUE FULL message below.
5297 				 */
5298 			}
5299 			if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) {
5300 				isp_print_qentry(isp, "bad header flag",
5301 				    oop, hp);
5302 				buddaboom++;
5303 			}
5304 			if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) {
5305 				isp_print_qentry(isp, "bad request packet",
5306 				    oop, hp);
5307 				buddaboom++;
5308 			}
5309 			if (sp->req_header.rqs_flags & RQSFLAG_BADCOUNT) {
5310 				isp_print_qentry(isp, "invalid entry count",
5311 				    oop, hp);
5312 				buddaboom++;
5313 			}
5314 			if (sp->req_header.rqs_flags & RQSFLAG_BADORDER) {
5315 				isp_print_qentry(isp, "invalid IOCB ordering",
5316 				    oop, hp);
5317 				last_etype = etype;
5318 				continue;
5319 			}
5320 		}
5321 
5322 		xs = isp_find_xs(isp, sp->req_handle);
5323 		if (xs == NULL) {
5324 			uint8_t ts = completion_status & 0xff;
5325 			/*
5326 			 * Only whine if this isn't the expected fallout of
5327 			 * aborting the command or resetting the target.
5328 			 */
5329 			if (etype != RQSTYPE_RESPONSE) {
5330 				isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (type 0x%x)", sp->req_handle, etype);
5331 			} else if (ts != RQCS_ABORTED && ts != RQCS_RESET_OCCURRED) {
5332 				isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (status 0x%x)", sp->req_handle, ts);
5333 			}
5334 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5335 			last_etype = etype;
5336 			continue;
5337 		}
5338 		if (req_status_flags & RQSTF_BUS_RESET) {
5339 			isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx bus was reset",
5340 			    XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5341 			XS_SETERR(xs, HBA_BUSRESET);
5342 			ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
5343 		}
5344 		if (buddaboom) {
5345 			isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx buddaboom",
5346 			    XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5347 			XS_SETERR(xs, HBA_BOTCH);
5348 		}
5349 
5350 		resp = NULL;
5351 		rlen = 0;
5352 		snsp = NULL;
5353 		totslen = slen = 0;
5354 		if (IS_24XX(isp) && (scsi_status & (RQCS_RV|RQCS_SV)) != 0) {
5355 			resp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5356 			rlen = ((isp24xx_statusreq_t *)sp)->req_response_len;
5357 		} else if (IS_FC(isp) && (scsi_status & RQCS_RV) != 0) {
5358 			resp = sp->req_response;
5359 			rlen = sp->req_response_len;
5360 		}
5361 		if (IS_FC(isp) && (scsi_status & RQCS_SV) != 0) {
5362 			/*
5363 			 * Fibre Channel F/W doesn't say we got status
5364 			 * if there's Sense Data instead. I guess they
5365 			 * think it goes w/o saying.
5366 			 */
5367 			req_state_flags |= RQSF_GOT_STATUS|RQSF_GOT_SENSE;
5368 			if (IS_24XX(isp)) {
5369 				snsp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5370 				snsp += rlen;
5371 				totslen = ((isp24xx_statusreq_t *)sp)->req_sense_len;
5372 				slen = (sizeof (((isp24xx_statusreq_t *)sp)->req_rsp_sense)) - rlen;
5373 				if (totslen < slen)
5374 					slen = totslen;
5375 			} else {
5376 				snsp = sp->req_sense_data;
5377 				totslen = sp->req_sense_len;
5378 				slen = sizeof (sp->req_sense_data);
5379 				if (totslen < slen)
5380 					slen = totslen;
5381 			}
5382 		} else if (IS_SCSI(isp) && (req_state_flags & RQSF_GOT_SENSE)) {
5383 			snsp = sp->req_sense_data;
5384 			totslen = sp->req_sense_len;
5385 			slen = sizeof (sp->req_sense_data);
5386 			if (totslen < slen)
5387 				slen = totslen;
5388 		}
5389 		if (req_state_flags & RQSF_GOT_STATUS) {
5390 			*XS_STSP(xs) = scsi_status & 0xff;
5391 		}
5392 
5393 		switch (etype) {
5394 		case RQSTYPE_RESPONSE:
5395 			if (resp && rlen >= 4 && resp[FCP_RSPNS_CODE_OFFSET] != 0) {
5396 				const char *ptr;
5397 				char lb[64];
5398 				const char *rnames[10] = {
5399 				    "Task Management function complete",
5400 				    "FCP_DATA length different than FCP_BURST_LEN",
5401 				    "FCP_CMND fields invalid",
5402 				    "FCP_DATA parameter mismatch with FCP_DATA_RO",
5403 				    "Task Management function rejected",
5404 				    "Task Management function failed",
5405 				    NULL,
5406 				    NULL,
5407 				    "Task Management function succeeded",
5408 				    "Task Management function incorrect logical unit number",
5409 				};
5410 				uint8_t code = resp[FCP_RSPNS_CODE_OFFSET];
5411 				if (code >= 10 || rnames[code] == NULL) {
5412 					ISP_SNPRINTF(lb, sizeof(lb),
5413 					    "Unknown FCP Response Code 0x%x",
5414 					    code);
5415 					ptr = lb;
5416 				} else {
5417 					ptr = rnames[code];
5418 				}
5419 				isp_xs_prt(isp, xs, ISP_LOGWARN,
5420 				    "FCP RESPONSE, LENGTH %u: %s CDB0=0x%02x",
5421 				    rlen, ptr, XS_CDBP(xs)[0] & 0xff);
5422 				if (code != 0 && code != 8)
5423 					XS_SETERR(xs, HBA_BOTCH);
5424 			}
5425 			if (IS_24XX(isp)) {
5426 				isp_parse_status_24xx(isp, (isp24xx_statusreq_t *)sp, xs, &resid);
5427 			} else {
5428 				isp_parse_status(isp, (void *)sp, xs, &resid);
5429 			}
5430 			if ((XS_NOERR(xs) || XS_ERR(xs) == HBA_NOERROR) && (*XS_STSP(xs) == SCSI_BUSY)) {
5431 				XS_SETERR(xs, HBA_TGTBSY);
5432 			}
5433 			if (IS_SCSI(isp)) {
5434 				XS_SET_RESID(xs, resid);
5435 				/*
5436 				 * A new synchronous rate was negotiated for
5437 				 * this target. Mark state such that we'll go
5438 				 * look up that which has changed later.
5439 				 */
5440 				if (req_status_flags & RQSTF_NEGOTIATION) {
5441 					int t = XS_TGT(xs);
5442 					sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
5443 					sdp->isp_devparam[t].dev_refresh = 1;
5444 					sdp->update = 1;
5445 				}
5446 			} else {
5447 				if (req_status_flags & RQSF_XFER_COMPLETE) {
5448 					XS_SET_RESID(xs, 0);
5449 				} else if (scsi_status & RQCS_RESID) {
5450 					XS_SET_RESID(xs, resid);
5451 				} else {
5452 					XS_SET_RESID(xs, 0);
5453 				}
5454 			}
5455 			if (snsp && slen) {
5456 				if (totslen > slen) {
5457 					continuations_expected += ((totslen - slen + QENTRY_LEN - 5) / (QENTRY_LEN - 4));
5458 					if (ndone > (MAX_REQUESTQ_COMPLETIONS - continuations_expected - 1)) {
5459 						/* we'll lose some stats, but that's a small price to pay */
5460 						for (i = 0; i < ndone; i++) {
5461 							if (complist[i]) {
5462 								isp->isp_rsltccmplt++;
5463 								isp_done(complist[i]);
5464 							}
5465 						}
5466 						ndone = 0;
5467 					}
5468 					isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "Expecting %d more Status Continuations for total sense length of %u",
5469 					    continuations_expected, totslen);
5470 				}
5471 				XS_SAVE_SENSE(xs, snsp, totslen, slen);
5472 			} else if ((req_status_flags & RQSF_GOT_STATUS) && (scsi_status & 0xff) == SCSI_CHECK && IS_FC(isp)) {
5473 				isp_prt(isp, ISP_LOGWARN, "CHECK CONDITION w/o sense data for CDB=0x%x", XS_CDBP(xs)[0] & 0xff);
5474 				isp_print_qentry(isp, "CC with no Sense",
5475 				    oop, hp);
5476 			}
5477 			isp_prt(isp, ISP_LOGDEBUG2, "asked for %ld got raw resid %ld settled for %ld", (long) XS_XFRLEN(xs), resid, (long) XS_GET_RESID(xs));
5478 			break;
5479 		case RQSTYPE_REQUEST:
5480 		case RQSTYPE_A64:
5481 		case RQSTYPE_T2RQS:
5482 		case RQSTYPE_T3RQS:
5483 		case RQSTYPE_T7RQS:
5484 			if (!IS_24XX(isp) && (sp->req_header.rqs_flags & RQSFLAG_FULL)) {
5485 				/*
5486 				 * Force Queue Full status.
5487 				 */
5488 				*XS_STSP(xs) = SCSI_QFULL;
5489 				XS_SETERR(xs, HBA_NOERROR);
5490 			} else if (XS_NOERR(xs)) {
5491 				isp_prt(isp, ISP_LOG_WARN1,
5492 				    "%d.%d.%jx badness at %s:%u",
5493 				    XS_CHANNEL(xs), XS_TGT(xs),
5494 				    (uintmax_t)XS_LUN(xs),
5495 				    __func__, __LINE__);
5496 				XS_SETERR(xs, HBA_BOTCH);
5497 			}
5498 			XS_SET_RESID(xs, XS_XFRLEN(xs));
5499 			break;
5500 		default:
5501 			isp_print_qentry(isp, "Unhandled Response Type",
5502 			    oop, hp);
5503 			if (XS_NOERR(xs)) {
5504 				XS_SETERR(xs, HBA_BOTCH);
5505 			}
5506 			break;
5507 		}
5508 
5509 		/*
5510 		 * Free any DMA resources. As a side effect, this may
5511 		 * also do any cache flushing necessary for data coherence.
5512 		 */
5513 		if (XS_XFRLEN(xs)) {
5514 			ISP_DMAFREE(isp, xs, sp->req_handle);
5515 		}
5516 		isp_destroy_handle(isp, sp->req_handle);
5517 
5518 		if (isp->isp_nactive > 0) {
5519 		    isp->isp_nactive--;
5520 		}
5521 		complist[ndone++] = xs;	/* defer completion call until later */
5522 		ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5523 		last_etype = etype;
5524 		if (ndone == MAX_REQUESTQ_COMPLETIONS) {
5525 			break;
5526 		}
5527 	}
5528 
5529 	/*
5530 	 * If we looked at any commands, then it's valid to find out
5531 	 * what the outpointer is. It also is a trigger to update the
5532 	 * ISP's notion of what we've seen so far.
5533 	 */
5534 	if (nlooked) {
5535 		ISP_WRITE(isp, isp->isp_respoutrp, optr);
5536 		isp->isp_resodx = optr;
5537 		if (isp->isp_rscchiwater < ndone)
5538 			isp->isp_rscchiwater = ndone;
5539 	}
5540 
5541 out:
5542 
5543 	if (IS_24XX(isp)) {
5544 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
5545 	} else {
5546 		ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
5547 		ISP_WRITE(isp, BIU_SEMA, 0);
5548 	}
5549 
5550 	for (i = 0; i < ndone; i++) {
5551 		xs = complist[i];
5552 		if (xs) {
5553 			if (((isp->isp_dblev & (ISP_LOGDEBUG1|ISP_LOGDEBUG2|ISP_LOGDEBUG3))) ||
5554 			    ((isp->isp_dblev & (ISP_LOGDEBUG0|ISP_LOG_CWARN) && ((!XS_NOERR(xs)) || (*XS_STSP(xs) != SCSI_GOOD))))) {
5555 				isp_prt_endcmd(isp, xs);
5556 			}
5557 			isp->isp_rsltccmplt++;
5558 			isp_done(xs);
5559 		}
5560 	}
5561 }
5562 
5563 /*
5564  * Support routines.
5565  */
5566 
5567 void
5568 isp_prt_endcmd(ispsoftc_t *isp, XS_T *xs)
5569 {
5570 	char cdbstr[16 * 5 + 1];
5571 	int i, lim;
5572 
5573 	lim = XS_CDBLEN(xs) > 16? 16 : XS_CDBLEN(xs);
5574 	ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "0x%02x ", XS_CDBP(xs)[0]);
5575 	for (i = 1; i < lim; i++) {
5576 		ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "%s0x%02x ", cdbstr, XS_CDBP(xs)[i]);
5577 	}
5578 	if (XS_SENSE_VALID(xs)) {
5579 		isp_xs_prt(isp, xs, ISP_LOGALL, "FIN dl%d resid %ld CDB=%s SenseLength=%u/%u KEY/ASC/ASCQ=0x%02x/0x%02x/0x%02x",
5580 		    XS_XFRLEN(xs), (long) XS_GET_RESID(xs), cdbstr, XS_CUR_SNSLEN(xs), XS_TOT_SNSLEN(xs), XS_SNSKEY(xs), XS_SNSASC(xs), XS_SNSASCQ(xs));
5581 	} else {
5582 		isp_xs_prt(isp, xs, ISP_LOGALL, "FIN dl%d resid %ld CDB=%s STS 0x%x XS_ERR=0x%x", XS_XFRLEN(xs), (long) XS_GET_RESID(xs), cdbstr, *XS_STSP(xs), XS_ERR(xs));
5583 	}
5584 }
5585 
5586 /*
5587  * Parse an ASYNC mailbox complete
5588  *
5589  * Return non-zero if the event has been acknowledged.
5590  */
5591 static int
5592 isp_parse_async(ispsoftc_t *isp, uint16_t mbox)
5593 {
5594 	int acked = 0;
5595 	uint32_t h1 = 0, h2 = 0;
5596 	uint16_t chan = 0;
5597 
5598 	/*
5599 	 * Pick up the channel, but not if this is a ASYNC_RIO32_2,
5600 	 * where Mailboxes 6/7 have the second handle.
5601 	 */
5602 	if (mbox != ASYNC_RIO32_2) {
5603 		if (IS_DUALBUS(isp)) {
5604 			chan = ISP_READ(isp, OUTMAILBOX6);
5605 		}
5606 	}
5607 	isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5608 
5609 	switch (mbox) {
5610 	case ASYNC_BUS_RESET:
5611 		ISP_SET_SENDMARKER(isp, chan, 1);
5612 #ifdef	ISP_TARGET_MODE
5613 		if (isp_target_async(isp, chan, mbox)) {
5614 			acked = 1;
5615 		}
5616 #endif
5617 		isp_async(isp, ISPASYNC_BUS_RESET, chan);
5618 		break;
5619 	case ASYNC_SYSTEM_ERROR:
5620 		isp->isp_dead = 1;
5621 		isp->isp_state = ISP_CRASHED;
5622 		/*
5623 		 * Were we waiting for a mailbox command to complete?
5624 		 * If so, it's dead, so wake up the waiter.
5625 		 */
5626 		if (isp->isp_mboxbsy) {
5627 			isp->isp_obits = 1;
5628 			isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5629 			MBOX_NOTIFY_COMPLETE(isp);
5630 		}
5631 		/*
5632 		 * It's up to the handler for isp_async to reinit stuff and
5633 		 * restart the firmware
5634 		 */
5635 		isp_async(isp, ISPASYNC_FW_CRASH);
5636 		acked = 1;
5637 		break;
5638 
5639 	case ASYNC_RQS_XFER_ERR:
5640 		isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5641 		break;
5642 
5643 	case ASYNC_RSP_XFER_ERR:
5644 		isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5645 		break;
5646 
5647 	case ASYNC_QWAKEUP:
5648 		/*
5649 		 * We've just been notified that the Queue has woken up.
5650 		 * We don't need to be chatty about this- just unlatch things
5651 		 * and move on.
5652 		 */
5653 		mbox = ISP_READ(isp, isp->isp_rqstoutrp);
5654 		break;
5655 
5656 	case ASYNC_TIMEOUT_RESET:
5657 		isp_prt(isp, ISP_LOGWARN, "timeout initiated SCSI bus reset of chan %d", chan);
5658 		ISP_SET_SENDMARKER(isp, chan, 1);
5659 #ifdef	ISP_TARGET_MODE
5660 		if (isp_target_async(isp, chan, mbox)) {
5661 			acked = 1;
5662 		}
5663 #endif
5664 		break;
5665 
5666 	case ASYNC_DEVICE_RESET:
5667 		isp_prt(isp, ISP_LOGINFO, "device reset on chan %d", chan);
5668 		ISP_SET_SENDMARKER(isp, chan, 1);
5669 #ifdef	ISP_TARGET_MODE
5670 		if (isp_target_async(isp, chan, mbox)) {
5671 			acked = 1;
5672 		}
5673 #endif
5674 		break;
5675 
5676 	case ASYNC_EXTMSG_UNDERRUN:
5677 		isp_prt(isp, ISP_LOGWARN, "extended message underrun");
5678 		break;
5679 
5680 	case ASYNC_SCAM_INT:
5681 		isp_prt(isp, ISP_LOGINFO, "SCAM interrupt");
5682 		break;
5683 
5684 	case ASYNC_HUNG_SCSI:
5685 		isp_prt(isp, ISP_LOGERR, "stalled SCSI Bus after DATA Overrun");
5686 		/* XXX: Need to issue SCSI reset at this point */
5687 		break;
5688 
5689 	case ASYNC_KILLED_BUS:
5690 		isp_prt(isp, ISP_LOGERR, "SCSI Bus reset after DATA Overrun");
5691 		break;
5692 
5693 	case ASYNC_BUS_TRANSIT:
5694 		mbox = ISP_READ(isp, OUTMAILBOX2);
5695 		switch (mbox & SXP_PINS_MODE_MASK) {
5696 		case SXP_PINS_LVD_MODE:
5697 			isp_prt(isp, ISP_LOGINFO, "Transition to LVD mode");
5698 			SDPARAM(isp, chan)->isp_diffmode = 0;
5699 			SDPARAM(isp, chan)->isp_ultramode = 0;
5700 			SDPARAM(isp, chan)->isp_lvdmode = 1;
5701 			break;
5702 		case SXP_PINS_HVD_MODE:
5703 			isp_prt(isp, ISP_LOGINFO,
5704 			    "Transition to Differential mode");
5705 			SDPARAM(isp, chan)->isp_diffmode = 1;
5706 			SDPARAM(isp, chan)->isp_ultramode = 0;
5707 			SDPARAM(isp, chan)->isp_lvdmode = 0;
5708 			break;
5709 		case SXP_PINS_SE_MODE:
5710 			isp_prt(isp, ISP_LOGINFO,
5711 			    "Transition to Single Ended mode");
5712 			SDPARAM(isp, chan)->isp_diffmode = 0;
5713 			SDPARAM(isp, chan)->isp_ultramode = 1;
5714 			SDPARAM(isp, chan)->isp_lvdmode = 0;
5715 			break;
5716 		default:
5717 			isp_prt(isp, ISP_LOGWARN,
5718 			    "Transition to Unknown Mode 0x%x", mbox);
5719 			break;
5720 		}
5721 		/*
5722 		 * XXX: Set up to renegotiate again!
5723 		 */
5724 		/* Can only be for a 1080... */
5725 		ISP_SET_SENDMARKER(isp, chan, 1);
5726 		break;
5727 
5728 	case ASYNC_CMD_CMPLT:
5729 	case ASYNC_RIO32_1:
5730 		if (!IS_ULTRA3(isp)) {
5731 			isp_prt(isp, ISP_LOGERR, "unexpected fast posting completion");
5732 			break;
5733 		}
5734 		/* FALLTHROUGH */
5735 		h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5736 		break;
5737 
5738 	case ASYNC_RIO32_2:
5739 		h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5740 		h2 = (ISP_READ(isp, OUTMAILBOX7) << 16) | ISP_READ(isp, OUTMAILBOX6);
5741 		break;
5742 
5743 	case ASYNC_RIO16_5:
5744 	case ASYNC_RIO16_4:
5745 	case ASYNC_RIO16_3:
5746 	case ASYNC_RIO16_2:
5747 	case ASYNC_RIO16_1:
5748 		isp_prt(isp, ISP_LOGERR, "unexpected 16 bit RIO handle");
5749 		break;
5750 	default:
5751 		isp_prt(isp, ISP_LOGWARN, "%s: unhandled async code 0x%x", __func__, mbox);
5752 		break;
5753 	}
5754 
5755 	if (h1 || h2) {
5756 		isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h1);
5757 		isp_fastpost_complete(isp, h1);
5758 		if (h2) {
5759 			isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h2);
5760 			isp_fastpost_complete(isp, h2);
5761 			if (isp->isp_fpcchiwater < 2) {
5762 				isp->isp_fpcchiwater = 2;
5763 			}
5764 		} else {
5765 			if (isp->isp_fpcchiwater < 1) {
5766 				isp->isp_fpcchiwater = 1;
5767 			}
5768 		}
5769 	} else {
5770 		isp->isp_intoasync++;
5771 	}
5772 	return (acked);
5773 }
5774 
5775 static int
5776 isp_parse_async_fc(ispsoftc_t *isp, uint16_t mbox)
5777 {
5778 	fcparam *fcp;
5779 	int acked = 0;
5780 	uint16_t chan;
5781 
5782 	if (IS_DUALBUS(isp)) {
5783 		chan = ISP_READ(isp, OUTMAILBOX6);
5784 	} else {
5785 		chan = 0;
5786 	}
5787 	isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5788 
5789 	switch (mbox) {
5790 	case ASYNC_SYSTEM_ERROR:
5791 		isp->isp_dead = 1;
5792 		isp->isp_state = ISP_CRASHED;
5793 		FCPARAM(isp, chan)->isp_loopstate = LOOP_NIL;
5794 		isp_change_fw_state(isp, chan, FW_CONFIG_WAIT);
5795 		/*
5796 		 * Were we waiting for a mailbox command to complete?
5797 		 * If so, it's dead, so wake up the waiter.
5798 		 */
5799 		if (isp->isp_mboxbsy) {
5800 			isp->isp_obits = 1;
5801 			isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5802 			MBOX_NOTIFY_COMPLETE(isp);
5803 		}
5804 		/*
5805 		 * It's up to the handler for isp_async to reinit stuff and
5806 		 * restart the firmware
5807 		 */
5808 		isp_async(isp, ISPASYNC_FW_CRASH);
5809 		acked = 1;
5810 		break;
5811 
5812 	case ASYNC_RQS_XFER_ERR:
5813 		isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5814 		break;
5815 
5816 	case ASYNC_RSP_XFER_ERR:
5817 		isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5818 		break;
5819 
5820 	case ASYNC_QWAKEUP:
5821 #ifdef	ISP_TARGET_MODE
5822 		if (IS_24XX(isp)) {
5823 			isp_prt(isp, ISP_LOGERR, "ATIO Queue Transfer Error");
5824 			break;
5825 		}
5826 #endif
5827 		isp_prt(isp, ISP_LOGERR, "%s: unexpected ASYNC_QWAKEUP code", __func__);
5828 		break;
5829 
5830 	case ASYNC_CMD_CMPLT:
5831 		isp_fastpost_complete(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1));
5832 		if (isp->isp_fpcchiwater < 1) {
5833 			isp->isp_fpcchiwater = 1;
5834 		}
5835 		break;
5836 
5837 	case ASYNC_RIOZIO_STALL:
5838 		break;
5839 
5840 	case ASYNC_CTIO_DONE:
5841 #ifdef	ISP_TARGET_MODE
5842 		if (isp_target_async(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1), mbox)) {
5843 			acked = 1;
5844 		} else {
5845 			isp->isp_fphccmplt++;
5846 		}
5847 #else
5848 		isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC CTIO done");
5849 #endif
5850 		break;
5851 	case ASYNC_LIP_ERROR:
5852 	case ASYNC_LIP_NOS_OLS_RECV:
5853 	case ASYNC_LIP_OCCURRED:
5854 	case ASYNC_PTPMODE:
5855 		/*
5856 		 * These are broadcast events that have to be sent across
5857 		 * all active channels.
5858 		 */
5859 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5860 			fcp = FCPARAM(isp, chan);
5861 			int topo = fcp->isp_topo;
5862 
5863 			if (fcp->role == ISP_ROLE_NONE)
5864 				continue;
5865 			if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5866 				fcp->isp_loopstate = LOOP_HAVE_LINK;
5867 			ISP_SET_SENDMARKER(isp, chan, 1);
5868 			isp_async(isp, ISPASYNC_LIP, chan);
5869 #ifdef	ISP_TARGET_MODE
5870 			if (isp_target_async(isp, chan, mbox)) {
5871 				acked = 1;
5872 			}
5873 #endif
5874 			/*
5875 			 * We've had problems with data corruption occuring on
5876 			 * commands that complete (with no apparent error) after
5877 			 * we receive a LIP. This has been observed mostly on
5878 			 * Local Loop topologies. To be safe, let's just mark
5879 			 * all active initiator commands as dead.
5880 			 */
5881 			if (topo == TOPO_NL_PORT || topo == TOPO_FL_PORT) {
5882 				int i, j;
5883 				for (i = j = 0; i < isp->isp_maxcmds; i++) {
5884 					XS_T *xs;
5885 					isp_hdl_t *hdp;
5886 
5887 					hdp = &isp->isp_xflist[i];
5888 					if (ISP_H2HT(hdp->handle) != ISP_HANDLE_INITIATOR) {
5889 						continue;
5890 					}
5891 					xs = hdp->cmd;
5892 					if (XS_CHANNEL(xs) != chan) {
5893 						continue;
5894 					}
5895 					j++;
5896 					isp_prt(isp, ISP_LOG_WARN1,
5897 					    "%d.%d.%jx bus reset set at %s:%u",
5898 					    XS_CHANNEL(xs), XS_TGT(xs),
5899 					    (uintmax_t)XS_LUN(xs),
5900 					    __func__, __LINE__);
5901 					XS_SETERR(xs, HBA_BUSRESET);
5902 				}
5903 				if (j) {
5904 					isp_prt(isp, ISP_LOGERR, lipd, chan, j);
5905 				}
5906 			}
5907 		}
5908 		break;
5909 
5910 	case ASYNC_LOOP_UP:
5911 		/*
5912 		 * This is a broadcast event that has to be sent across
5913 		 * all active channels.
5914 		 */
5915 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5916 			fcp = FCPARAM(isp, chan);
5917 			if (fcp->role == ISP_ROLE_NONE)
5918 				continue;
5919 			fcp->isp_linkstate = 1;
5920 			if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5921 				fcp->isp_loopstate = LOOP_HAVE_LINK;
5922 			ISP_SET_SENDMARKER(isp, chan, 1);
5923 			isp_async(isp, ISPASYNC_LOOP_UP, chan);
5924 #ifdef	ISP_TARGET_MODE
5925 			if (isp_target_async(isp, chan, mbox)) {
5926 				acked = 1;
5927 			}
5928 #endif
5929 		}
5930 		break;
5931 
5932 	case ASYNC_LOOP_DOWN:
5933 		/*
5934 		 * This is a broadcast event that has to be sent across
5935 		 * all active channels.
5936 		 */
5937 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5938 			fcp = FCPARAM(isp, chan);
5939 			if (fcp->role == ISP_ROLE_NONE)
5940 				continue;
5941 			ISP_SET_SENDMARKER(isp, chan, 1);
5942 			fcp->isp_linkstate = 0;
5943 			fcp->isp_loopstate = LOOP_NIL;
5944 			isp_async(isp, ISPASYNC_LOOP_DOWN, chan);
5945 #ifdef	ISP_TARGET_MODE
5946 			if (isp_target_async(isp, chan, mbox)) {
5947 				acked = 1;
5948 			}
5949 #endif
5950 		}
5951 		break;
5952 
5953 	case ASYNC_LOOP_RESET:
5954 		/*
5955 		 * This is a broadcast event that has to be sent across
5956 		 * all active channels.
5957 		 */
5958 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5959 			fcp = FCPARAM(isp, chan);
5960 			if (fcp->role == ISP_ROLE_NONE)
5961 				continue;
5962 			ISP_SET_SENDMARKER(isp, chan, 1);
5963 			if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5964 				fcp->isp_loopstate = LOOP_HAVE_LINK;
5965 			isp_async(isp, ISPASYNC_LOOP_RESET, chan);
5966 #ifdef	ISP_TARGET_MODE
5967 			if (isp_target_async(isp, chan, mbox)) {
5968 				acked = 1;
5969 			}
5970 #endif
5971 		}
5972 		break;
5973 
5974 	case ASYNC_PDB_CHANGED:
5975 	{
5976 		int echan, nphdl, nlstate, reason;
5977 
5978 		if (IS_23XX(isp) || IS_24XX(isp)) {
5979 			nphdl = ISP_READ(isp, OUTMAILBOX1);
5980 			nlstate = ISP_READ(isp, OUTMAILBOX2);
5981 		} else {
5982 			nphdl = nlstate = 0xffff;
5983 		}
5984 		if (IS_24XX(isp))
5985 			reason = ISP_READ(isp, OUTMAILBOX3) >> 8;
5986 		else
5987 			reason = 0xff;
5988 		if (ISP_CAP_MULTI_ID(isp)) {
5989 			chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
5990 			if (chan == 0xff || nphdl == NIL_HANDLE) {
5991 				chan = 0;
5992 				echan = isp->isp_nchan - 1;
5993 			} else if (chan >= isp->isp_nchan) {
5994 				break;
5995 			} else {
5996 				echan = chan;
5997 			}
5998 		} else {
5999 			chan = echan = 0;
6000 		}
6001 		for (; chan <= echan; chan++) {
6002 			fcp = FCPARAM(isp, chan);
6003 			if (fcp->role == ISP_ROLE_NONE)
6004 				continue;
6005 			if (fcp->isp_loopstate > LOOP_LTEST_DONE) {
6006 				if (nphdl != NIL_HANDLE &&
6007 				    nphdl == fcp->isp_login_hdl &&
6008 				    reason == PDB24XX_AE_OPN_2)
6009 					continue;
6010 				fcp->isp_loopstate = LOOP_LTEST_DONE;
6011 			} else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
6012 				fcp->isp_loopstate = LOOP_HAVE_LINK;
6013 			isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
6014 			    ISPASYNC_CHANGE_PDB, nphdl, nlstate, reason);
6015 		}
6016 		break;
6017 	}
6018 	case ASYNC_CHANGE_NOTIFY:
6019 	{
6020 		int portid;
6021 
6022 		portid = ((ISP_READ(isp, OUTMAILBOX1) & 0xff) << 16) |
6023 		    ISP_READ(isp, OUTMAILBOX2);
6024 		if (ISP_CAP_MULTI_ID(isp)) {
6025 			chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
6026 			if (chan >= isp->isp_nchan)
6027 				break;
6028 		} else {
6029 			chan = 0;
6030 		}
6031 		fcp = FCPARAM(isp, chan);
6032 		if (fcp->role == ISP_ROLE_NONE)
6033 			break;
6034 		if (fcp->isp_loopstate > LOOP_LTEST_DONE)
6035 			fcp->isp_loopstate = LOOP_LTEST_DONE;
6036 		else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
6037 			fcp->isp_loopstate = LOOP_HAVE_LINK;
6038 		isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
6039 		    ISPASYNC_CHANGE_SNS, portid);
6040 		break;
6041 	}
6042 	case ASYNC_ERR_LOGGING_DISABLED:
6043 		isp_prt(isp, ISP_LOGWARN, "Error logging disabled (reason 0x%x)",
6044 		    ISP_READ(isp, OUTMAILBOX1));
6045 		break;
6046 	case ASYNC_CONNMODE:
6047 		/*
6048 		 * This only applies to 2100 amd 2200 cards
6049 		 */
6050 		if (!IS_2200(isp) && !IS_2100(isp)) {
6051 			isp_prt(isp, ISP_LOGWARN, "bad card for ASYNC_CONNMODE event");
6052 			break;
6053 		}
6054 		chan = 0;
6055 		mbox = ISP_READ(isp, OUTMAILBOX1);
6056 		switch (mbox) {
6057 		case ISP_CONN_LOOP:
6058 			isp_prt(isp, ISP_LOGINFO,
6059 			    "Point-to-Point -> Loop mode");
6060 			break;
6061 		case ISP_CONN_PTP:
6062 			isp_prt(isp, ISP_LOGINFO,
6063 			    "Loop -> Point-to-Point mode");
6064 			break;
6065 		case ISP_CONN_BADLIP:
6066 			isp_prt(isp, ISP_LOGWARN,
6067 			    "Point-to-Point -> Loop mode (BAD LIP)");
6068 			break;
6069 		case ISP_CONN_FATAL:
6070 			isp->isp_dead = 1;
6071 			isp->isp_state = ISP_CRASHED;
6072 			isp_prt(isp, ISP_LOGERR, "FATAL CONNECTION ERROR");
6073 			isp_async(isp, ISPASYNC_FW_CRASH);
6074 			return (-1);
6075 		case ISP_CONN_LOOPBACK:
6076 			isp_prt(isp, ISP_LOGWARN,
6077 			    "Looped Back in Point-to-Point mode");
6078 			break;
6079 		default:
6080 			isp_prt(isp, ISP_LOGWARN,
6081 			    "Unknown connection mode (0x%x)", mbox);
6082 			break;
6083 		}
6084 		ISP_SET_SENDMARKER(isp, chan, 1);
6085 		FCPARAM(isp, chan)->isp_loopstate = LOOP_HAVE_LINK;
6086 		isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan, ISPASYNC_CHANGE_OTHER);
6087 		break;
6088 	case ASYNC_P2P_INIT_ERR:
6089 		isp_prt(isp, ISP_LOGWARN, "P2P init error (reason 0x%x)",
6090 		    ISP_READ(isp, OUTMAILBOX1));
6091 		break;
6092 	case ASYNC_RCV_ERR:
6093 		if (IS_24XX(isp)) {
6094 			isp_prt(isp, ISP_LOGWARN, "Receive Error");
6095 		} else {
6096 			isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC_RCV_ERR");
6097 		}
6098 		break;
6099 	case ASYNC_RJT_SENT:	/* same as ASYNC_QFULL_SENT */
6100 		if (IS_24XX(isp)) {
6101 			isp_prt(isp, ISP_LOGTDEBUG0, "LS_RJT sent");
6102 			break;
6103 		} else {
6104 			isp_prt(isp, ISP_LOGTDEBUG0, "QFULL sent");
6105 			break;
6106 		}
6107 	case ASYNC_FW_RESTART_COMPLETE:
6108 		isp_prt(isp, ISP_LOGDEBUG0, "FW restart complete");
6109 		break;
6110 	case ASYNC_TEMPERATURE_ALERT:
6111 		isp_prt(isp, ISP_LOGERR, "Temperature alert (subcode 0x%x)",
6112 		    ISP_READ(isp, OUTMAILBOX1));
6113 		break;
6114 	case ASYNC_AUTOLOAD_FW_COMPLETE:
6115 		isp_prt(isp, ISP_LOGDEBUG0, "Autoload FW init complete");
6116 		break;
6117 	case ASYNC_AUTOLOAD_FW_FAILURE:
6118 		isp_prt(isp, ISP_LOGERR, "Autoload FW init failure");
6119 		break;
6120 	default:
6121 		isp_prt(isp, ISP_LOGWARN, "Unknown Async Code 0x%x", mbox);
6122 		break;
6123 	}
6124 	if (mbox != ASYNC_CTIO_DONE && mbox != ASYNC_CMD_CMPLT) {
6125 		isp->isp_intoasync++;
6126 	}
6127 	return (acked);
6128 }
6129 
6130 /*
6131  * Handle other response entries. A pointer to the request queue output
6132  * index is here in case we want to eat several entries at once, although
6133  * this is not used currently.
6134  */
6135 
6136 static int
6137 isp_handle_other_response(ispsoftc_t *isp, int type, isphdr_t *hp, uint32_t *optrp)
6138 {
6139 	isp_ridacq_t rid;
6140 	int chan, c;
6141 	uint32_t hdl;
6142 	void *ptr;
6143 
6144 	switch (type) {
6145 	case RQSTYPE_STATUS_CONT:
6146 		isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
6147 		return (1);
6148 	case RQSTYPE_MARKER:
6149 		isp_prt(isp, ISP_LOG_WARN1, "Marker Response");
6150 		return (1);
6151 	case RQSTYPE_RPT_ID_ACQ:
6152 		isp_get_ridacq(isp, (isp_ridacq_t *)hp, &rid);
6153 		if (rid.ridacq_format == 0) {
6154 			for (chan = 0; chan < isp->isp_nchan; chan++) {
6155 				fcparam *fcp = FCPARAM(isp, chan);
6156 				if (fcp->role == ISP_ROLE_NONE)
6157 					continue;
6158 				c = (chan == 0) ? 127 : (chan - 1);
6159 				if (rid.ridacq_map[c / 16] & (1 << (c % 16)) ||
6160 				    chan == 0) {
6161 					fcp->isp_loopstate = LOOP_HAVE_LINK;
6162 					isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6163 					    chan, ISPASYNC_CHANGE_OTHER);
6164 				} else {
6165 					fcp->isp_loopstate = LOOP_NIL;
6166 					isp_async(isp, ISPASYNC_LOOP_DOWN,
6167 					    chan);
6168 				}
6169 			}
6170 		} else {
6171 			fcparam *fcp = FCPARAM(isp, rid.ridacq_vp_index);
6172 			if (rid.ridacq_vp_status == RIDACQ_STS_COMPLETE ||
6173 			    rid.ridacq_vp_status == RIDACQ_STS_CHANGED) {
6174 				fcp->isp_loopstate = LOOP_HAVE_LINK;
6175 				isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6176 				    rid.ridacq_vp_index, ISPASYNC_CHANGE_OTHER);
6177 			} else {
6178 				fcp->isp_loopstate = LOOP_NIL;
6179 				isp_async(isp, ISPASYNC_LOOP_DOWN,
6180 				    rid.ridacq_vp_index);
6181 			}
6182 		}
6183 		return (1);
6184 	case RQSTYPE_CT_PASSTHRU:
6185 	case RQSTYPE_VP_MODIFY:
6186 	case RQSTYPE_VP_CTRL:
6187 	case RQSTYPE_LOGIN:
6188 		ISP_IOXGET_32(isp, (uint32_t *)(hp + 1), hdl);
6189 		ptr = isp_find_xs(isp, hdl);
6190 		if (ptr != NULL) {
6191 			isp_destroy_handle(isp, hdl);
6192 			memcpy(ptr, hp, QENTRY_LEN);
6193 			wakeup(ptr);
6194 		}
6195 		return (1);
6196 	case RQSTYPE_ATIO:
6197 	case RQSTYPE_CTIO:
6198 	case RQSTYPE_ENABLE_LUN:
6199 	case RQSTYPE_MODIFY_LUN:
6200 	case RQSTYPE_NOTIFY:
6201 	case RQSTYPE_NOTIFY_ACK:
6202 	case RQSTYPE_CTIO1:
6203 	case RQSTYPE_ATIO2:
6204 	case RQSTYPE_CTIO2:
6205 	case RQSTYPE_CTIO3:
6206 	case RQSTYPE_CTIO7:
6207 	case RQSTYPE_ABTS_RCVD:
6208 	case RQSTYPE_ABTS_RSP:
6209 		isp->isp_rsltccmplt++;	/* count as a response completion */
6210 #ifdef	ISP_TARGET_MODE
6211 		if (isp_target_notify(isp, (ispstatusreq_t *) hp, optrp)) {
6212 			return (1);
6213 		}
6214 #endif
6215 		/* FALLTHROUGH */
6216 	case RQSTYPE_REQUEST:
6217 	default:
6218 		ISP_DELAY(100);
6219 		if (type != isp_get_response_type(isp, hp)) {
6220 			/*
6221 			 * This is questionable- we're just papering over
6222 			 * something we've seen on SMP linux in target
6223 			 * mode- we don't really know what's happening
6224 			 * here that causes us to think we've gotten
6225 			 * an entry, but that either the entry isn't
6226 			 * filled out yet or our CPU read data is stale.
6227 			 */
6228 			isp_prt(isp, ISP_LOGINFO,
6229 				"unstable type in response queue");
6230 			return (-1);
6231 		}
6232 		isp_prt(isp, ISP_LOGWARN, "Unhandled Response Type 0x%x",
6233 		    isp_get_response_type(isp, hp));
6234 		return (0);
6235 	}
6236 }
6237 
6238 static void
6239 isp_parse_status(ispsoftc_t *isp, ispstatusreq_t *sp, XS_T *xs, long *rp)
6240 {
6241 	switch (sp->req_completion_status & 0xff) {
6242 	case RQCS_COMPLETE:
6243 		if (XS_NOERR(xs)) {
6244 			XS_SETERR(xs, HBA_NOERROR);
6245 		}
6246 		return;
6247 
6248 	case RQCS_INCOMPLETE:
6249 		if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) {
6250 			isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Selection Timeout @ %s:%d", __func__, __LINE__);
6251 			if (XS_NOERR(xs)) {
6252 				XS_SETERR(xs, HBA_SELTIMEOUT);
6253 				*rp = XS_XFRLEN(xs);
6254 			}
6255 			return;
6256 		}
6257 		isp_xs_prt(isp, xs, ISP_LOGERR, "Command Incomplete, state 0x%x", sp->req_state_flags);
6258 		break;
6259 
6260 	case RQCS_DMA_ERROR:
6261 		isp_xs_prt(isp, xs, ISP_LOGERR, "DMA Error");
6262 		*rp = XS_XFRLEN(xs);
6263 		break;
6264 
6265 	case RQCS_TRANSPORT_ERROR:
6266 	{
6267 		char buf[172];
6268 		ISP_SNPRINTF(buf, sizeof (buf), "states=>");
6269 		if (sp->req_state_flags & RQSF_GOT_BUS) {
6270 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_BUS", buf);
6271 		}
6272 		if (sp->req_state_flags & RQSF_GOT_TARGET) {
6273 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_TGT", buf);
6274 		}
6275 		if (sp->req_state_flags & RQSF_SENT_CDB) {
6276 			ISP_SNPRINTF(buf, sizeof (buf), "%s SENT_CDB", buf);
6277 		}
6278 		if (sp->req_state_flags & RQSF_XFRD_DATA) {
6279 			ISP_SNPRINTF(buf, sizeof (buf), "%s XFRD_DATA", buf);
6280 		}
6281 		if (sp->req_state_flags & RQSF_GOT_STATUS) {
6282 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_STS", buf);
6283 		}
6284 		if (sp->req_state_flags & RQSF_GOT_SENSE) {
6285 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_SNS", buf);
6286 		}
6287 		if (sp->req_state_flags & RQSF_XFER_COMPLETE) {
6288 			ISP_SNPRINTF(buf, sizeof (buf), "%s XFR_CMPLT", buf);
6289 		}
6290 		ISP_SNPRINTF(buf, sizeof (buf), "%s\nstatus=>", buf);
6291 		if (sp->req_status_flags & RQSTF_DISCONNECT) {
6292 			ISP_SNPRINTF(buf, sizeof (buf), "%s Disconnect", buf);
6293 		}
6294 		if (sp->req_status_flags & RQSTF_SYNCHRONOUS) {
6295 			ISP_SNPRINTF(buf, sizeof (buf), "%s Sync_xfr", buf);
6296 		}
6297 		if (sp->req_status_flags & RQSTF_PARITY_ERROR) {
6298 			ISP_SNPRINTF(buf, sizeof (buf), "%s Parity", buf);
6299 		}
6300 		if (sp->req_status_flags & RQSTF_BUS_RESET) {
6301 			ISP_SNPRINTF(buf, sizeof (buf), "%s Bus_Reset", buf);
6302 		}
6303 		if (sp->req_status_flags & RQSTF_DEVICE_RESET) {
6304 			ISP_SNPRINTF(buf, sizeof (buf), "%s Device_Reset", buf);
6305 		}
6306 		if (sp->req_status_flags & RQSTF_ABORTED) {
6307 			ISP_SNPRINTF(buf, sizeof (buf), "%s Aborted", buf);
6308 		}
6309 		if (sp->req_status_flags & RQSTF_TIMEOUT) {
6310 			ISP_SNPRINTF(buf, sizeof (buf), "%s Timeout", buf);
6311 		}
6312 		if (sp->req_status_flags & RQSTF_NEGOTIATION) {
6313 			ISP_SNPRINTF(buf, sizeof (buf), "%s Negotiation", buf);
6314 		}
6315 		isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error: %s", buf);
6316 		*rp = XS_XFRLEN(xs);
6317 		break;
6318 	}
6319 	case RQCS_RESET_OCCURRED:
6320 	{
6321 		int chan;
6322 		isp_xs_prt(isp, xs, ISP_LOGWARN, "Bus Reset destroyed command");
6323 		for (chan = 0; chan < isp->isp_nchan; chan++) {
6324 			FCPARAM(isp, chan)->sendmarker = 1;
6325 		}
6326 		if (XS_NOERR(xs)) {
6327 			XS_SETERR(xs, HBA_BUSRESET);
6328 		}
6329 		*rp = XS_XFRLEN(xs);
6330 		return;
6331 	}
6332 	case RQCS_ABORTED:
6333 		isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6334 		ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
6335 		if (XS_NOERR(xs)) {
6336 			XS_SETERR(xs, HBA_ABORTED);
6337 		}
6338 		return;
6339 
6340 	case RQCS_TIMEOUT:
6341 		isp_xs_prt(isp, xs, ISP_LOGWARN, "Command timed out");
6342 		/*
6343 	 	 * XXX: Check to see if we logged out of the device.
6344 		 */
6345 		if (XS_NOERR(xs)) {
6346 			XS_SETERR(xs, HBA_CMDTIMEOUT);
6347 		}
6348 		return;
6349 
6350 	case RQCS_DATA_OVERRUN:
6351 		XS_SET_RESID(xs, sp->req_resid);
6352 		isp_xs_prt(isp, xs, ISP_LOGERR, "data overrun (%ld)", (long) XS_GET_RESID(xs));
6353 		if (XS_NOERR(xs)) {
6354 			XS_SETERR(xs, HBA_DATAOVR);
6355 		}
6356 		return;
6357 
6358 	case RQCS_COMMAND_OVERRUN:
6359 		isp_xs_prt(isp, xs, ISP_LOGERR, "command overrun");
6360 		break;
6361 
6362 	case RQCS_STATUS_OVERRUN:
6363 		isp_xs_prt(isp, xs, ISP_LOGERR, "status overrun");
6364 		break;
6365 
6366 	case RQCS_BAD_MESSAGE:
6367 		isp_xs_prt(isp, xs, ISP_LOGERR, "msg not COMMAND COMPLETE after status");
6368 		break;
6369 
6370 	case RQCS_NO_MESSAGE_OUT:
6371 		isp_xs_prt(isp, xs, ISP_LOGERR, "No MESSAGE OUT phase after selection");
6372 		break;
6373 
6374 	case RQCS_EXT_ID_FAILED:
6375 		isp_xs_prt(isp, xs, ISP_LOGERR, "EXTENDED IDENTIFY failed");
6376 		break;
6377 
6378 	case RQCS_IDE_MSG_FAILED:
6379 		isp_xs_prt(isp, xs, ISP_LOGERR, "INITIATOR DETECTED ERROR rejected");
6380 		break;
6381 
6382 	case RQCS_ABORT_MSG_FAILED:
6383 		isp_xs_prt(isp, xs, ISP_LOGERR, "ABORT OPERATION rejected");
6384 		break;
6385 
6386 	case RQCS_REJECT_MSG_FAILED:
6387 		isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE REJECT rejected");
6388 		break;
6389 
6390 	case RQCS_NOP_MSG_FAILED:
6391 		isp_xs_prt(isp, xs, ISP_LOGERR, "NOP rejected");
6392 		break;
6393 
6394 	case RQCS_PARITY_ERROR_MSG_FAILED:
6395 		isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE PARITY ERROR rejected");
6396 		break;
6397 
6398 	case RQCS_DEVICE_RESET_MSG_FAILED:
6399 		isp_xs_prt(isp, xs, ISP_LOGWARN, "BUS DEVICE RESET rejected");
6400 		break;
6401 
6402 	case RQCS_ID_MSG_FAILED:
6403 		isp_xs_prt(isp, xs, ISP_LOGERR, "IDENTIFY rejected");
6404 		break;
6405 
6406 	case RQCS_UNEXP_BUS_FREE:
6407 		isp_xs_prt(isp, xs, ISP_LOGERR, "Unexpected Bus Free");
6408 		break;
6409 
6410 	case RQCS_DATA_UNDERRUN:
6411 	{
6412 		if (IS_FC(isp)) {
6413 			int ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6414 			if (!ru_marked || sp->req_resid > XS_XFRLEN(xs)) {
6415 				isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6416 				if (XS_NOERR(xs)) {
6417 					XS_SETERR(xs, HBA_BOTCH);
6418 				}
6419 				return;
6420 			}
6421 		}
6422 		XS_SET_RESID(xs, sp->req_resid);
6423 		if (XS_NOERR(xs)) {
6424 			XS_SETERR(xs, HBA_NOERROR);
6425 		}
6426 		return;
6427 	}
6428 
6429 	case RQCS_XACT_ERR1:
6430 		isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued transaction with disconnect not set");
6431 		break;
6432 
6433 	case RQCS_XACT_ERR2:
6434 		isp_xs_prt(isp, xs, ISP_LOGERR,
6435 		    "HBA attempted queued transaction to target routine %jx",
6436 		    (uintmax_t)XS_LUN(xs));
6437 		break;
6438 
6439 	case RQCS_XACT_ERR3:
6440 		isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued cmd when queueing disabled");
6441 		break;
6442 
6443 	case RQCS_BAD_ENTRY:
6444 		isp_prt(isp, ISP_LOGERR, "Invalid IOCB entry type detected");
6445 		break;
6446 
6447 	case RQCS_QUEUE_FULL:
6448 		isp_xs_prt(isp, xs, ISP_LOG_WARN1, "internal queues full status 0x%x", *XS_STSP(xs));
6449 
6450 		/*
6451 		 * If QFULL or some other status byte is set, then this
6452 		 * isn't an error, per se.
6453 		 *
6454 		 * Unfortunately, some QLogic f/w writers have, in
6455 		 * some cases, ommitted to *set* status to QFULL.
6456 		 */
6457 #if	0
6458 		if (*XS_STSP(xs) != SCSI_GOOD && XS_NOERR(xs)) {
6459 			XS_SETERR(xs, HBA_NOERROR);
6460 			return;
6461 		}
6462 
6463 #endif
6464 		*XS_STSP(xs) = SCSI_QFULL;
6465 		XS_SETERR(xs, HBA_NOERROR);
6466 		return;
6467 
6468 	case RQCS_PHASE_SKIPPED:
6469 		isp_xs_prt(isp, xs, ISP_LOGERR, "SCSI phase skipped");
6470 		break;
6471 
6472 	case RQCS_ARQS_FAILED:
6473 		isp_xs_prt(isp, xs, ISP_LOGERR, "Auto Request Sense Failed");
6474 		if (XS_NOERR(xs)) {
6475 			XS_SETERR(xs, HBA_ARQFAIL);
6476 		}
6477 		return;
6478 
6479 	case RQCS_WIDE_FAILED:
6480 		isp_xs_prt(isp, xs, ISP_LOGERR, "Wide Negotiation Failed");
6481 		if (IS_SCSI(isp)) {
6482 			sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6483 			sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_WIDE;
6484 			sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6485 			sdp->update = 1;
6486 		}
6487 		if (XS_NOERR(xs)) {
6488 			XS_SETERR(xs, HBA_NOERROR);
6489 		}
6490 		return;
6491 
6492 	case RQCS_SYNCXFER_FAILED:
6493 		isp_xs_prt(isp, xs, ISP_LOGERR, "SDTR Message Failed");
6494 		if (IS_SCSI(isp)) {
6495 			sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6496 			sdp += XS_CHANNEL(xs);
6497 			sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_SYNC;
6498 			sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6499 			sdp->update = 1;
6500 		}
6501 		break;
6502 
6503 	case RQCS_LVD_BUSERR:
6504 		isp_xs_prt(isp, xs, ISP_LOGERR, "Bad LVD condition");
6505 		break;
6506 
6507 	case RQCS_PORT_UNAVAILABLE:
6508 		/*
6509 		 * No such port on the loop. Moral equivalent of SELTIMEO
6510 		 */
6511 	case RQCS_PORT_LOGGED_OUT:
6512 	{
6513 		const char *reason;
6514 		uint8_t sts = sp->req_completion_status & 0xff;
6515 
6516 		/*
6517 		 * It was there (maybe)- treat as a selection timeout.
6518 		 */
6519 		if (sts == RQCS_PORT_UNAVAILABLE) {
6520 			reason = "unavailable";
6521 		} else {
6522 			reason = "logout";
6523 		}
6524 
6525 		isp_prt(isp, ISP_LOGINFO, "port %s for target %d", reason, XS_TGT(xs));
6526 
6527 		/*
6528 		 * If we're on a local loop, force a LIP (which is overkill)
6529 		 * to force a re-login of this unit. If we're on fabric,
6530 		 * then we'll have to log in again as a matter of course.
6531 		 */
6532 		if (FCPARAM(isp, 0)->isp_topo == TOPO_NL_PORT ||
6533 		    FCPARAM(isp, 0)->isp_topo == TOPO_FL_PORT) {
6534 			mbreg_t mbs;
6535 			MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
6536 			if (ISP_CAP_2KLOGIN(isp)) {
6537 				mbs.ibits = (1 << 10);
6538 			}
6539 			isp_mboxcmd_qnw(isp, &mbs, 1);
6540 		}
6541 		if (XS_NOERR(xs)) {
6542 			XS_SETERR(xs, HBA_SELTIMEOUT);
6543 		}
6544 		return;
6545 	}
6546 	case RQCS_PORT_CHANGED:
6547 		isp_prt(isp, ISP_LOGWARN, "port changed for target %d", XS_TGT(xs));
6548 		if (XS_NOERR(xs)) {
6549 			XS_SETERR(xs, HBA_SELTIMEOUT);
6550 		}
6551 		return;
6552 
6553 	case RQCS_PORT_BUSY:
6554 		isp_prt(isp, ISP_LOGWARN, "port busy for target %d", XS_TGT(xs));
6555 		if (XS_NOERR(xs)) {
6556 			XS_SETERR(xs, HBA_TGTBSY);
6557 		}
6558 		return;
6559 
6560 	default:
6561 		isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x", sp->req_completion_status);
6562 		break;
6563 	}
6564 	if (XS_NOERR(xs)) {
6565 		XS_SETERR(xs, HBA_BOTCH);
6566 	}
6567 }
6568 
6569 static void
6570 isp_parse_status_24xx(ispsoftc_t *isp, isp24xx_statusreq_t *sp, XS_T *xs, long *rp)
6571 {
6572 	int ru_marked, sv_marked;
6573 	int chan = XS_CHANNEL(xs);
6574 
6575 	switch (sp->req_completion_status) {
6576 	case RQCS_COMPLETE:
6577 		if (XS_NOERR(xs)) {
6578 			XS_SETERR(xs, HBA_NOERROR);
6579 		}
6580 		return;
6581 
6582 	case RQCS_DMA_ERROR:
6583 		isp_xs_prt(isp, xs, ISP_LOGERR, "DMA error");
6584 		break;
6585 
6586 	case RQCS_TRANSPORT_ERROR:
6587 		isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error");
6588 		break;
6589 
6590 	case RQCS_RESET_OCCURRED:
6591 		isp_xs_prt(isp, xs, ISP_LOGWARN, "reset destroyed command");
6592 		FCPARAM(isp, chan)->sendmarker = 1;
6593 		if (XS_NOERR(xs)) {
6594 			XS_SETERR(xs, HBA_BUSRESET);
6595 		}
6596 		return;
6597 
6598 	case RQCS_ABORTED:
6599 		isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6600 		FCPARAM(isp, chan)->sendmarker = 1;
6601 		if (XS_NOERR(xs)) {
6602 			XS_SETERR(xs, HBA_ABORTED);
6603 		}
6604 		return;
6605 
6606 	case RQCS_TIMEOUT:
6607 		isp_xs_prt(isp, xs, ISP_LOGWARN, "Command Timed Out");
6608 		if (XS_NOERR(xs)) {
6609 			XS_SETERR(xs, HBA_CMDTIMEOUT);
6610 		}
6611 		return;
6612 
6613 	case RQCS_DATA_OVERRUN:
6614 		XS_SET_RESID(xs, sp->req_resid);
6615 		isp_xs_prt(isp, xs, ISP_LOGERR, "Data Overrun");
6616 		if (XS_NOERR(xs)) {
6617 			XS_SETERR(xs, HBA_DATAOVR);
6618 		}
6619 		return;
6620 
6621 	case RQCS_24XX_DRE:	/* data reassembly error */
6622 		isp_prt(isp, ISP_LOGERR, "Chan %d data reassembly error for target %d", chan, XS_TGT(xs));
6623 		if (XS_NOERR(xs)) {
6624 			XS_SETERR(xs, HBA_ABORTED);
6625 		}
6626 		*rp = XS_XFRLEN(xs);
6627 		return;
6628 
6629 	case RQCS_24XX_TABORT:	/* aborted by target */
6630 		isp_prt(isp, ISP_LOGERR, "Chan %d target %d sent ABTS", chan, XS_TGT(xs));
6631 		if (XS_NOERR(xs)) {
6632 			XS_SETERR(xs, HBA_ABORTED);
6633 		}
6634 		return;
6635 
6636 	case RQCS_DATA_UNDERRUN:
6637 		ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6638 		/*
6639 		 * We can get an underrun w/o things being marked
6640 		 * if we got a non-zero status.
6641 		 */
6642 		sv_marked = (sp->req_scsi_status & (RQCS_SV|RQCS_RV)) != 0;
6643 		if ((ru_marked == 0 && sv_marked == 0) ||
6644 		    (sp->req_resid > XS_XFRLEN(xs))) {
6645 			isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6646 			if (XS_NOERR(xs)) {
6647 				XS_SETERR(xs, HBA_BOTCH);
6648 			}
6649 			return;
6650 		}
6651 		XS_SET_RESID(xs, sp->req_resid);
6652 		isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Data Underrun (%d) for command 0x%x", sp->req_resid, XS_CDBP(xs)[0] & 0xff);
6653 		if (XS_NOERR(xs)) {
6654 			XS_SETERR(xs, HBA_NOERROR);
6655 		}
6656 		return;
6657 
6658 	case RQCS_PORT_UNAVAILABLE:
6659 		/*
6660 		 * No such port on the loop. Moral equivalent of SELTIMEO
6661 		 */
6662 	case RQCS_PORT_LOGGED_OUT:
6663 	{
6664 		const char *reason;
6665 		uint8_t sts = sp->req_completion_status & 0xff;
6666 
6667 		/*
6668 		 * It was there (maybe)- treat as a selection timeout.
6669 		 */
6670 		if (sts == RQCS_PORT_UNAVAILABLE) {
6671 			reason = "unavailable";
6672 		} else {
6673 			reason = "logout";
6674 		}
6675 
6676 		isp_prt(isp, ISP_LOGINFO, "Chan %d port %s for target %d",
6677 		    chan, reason, XS_TGT(xs));
6678 
6679 		/*
6680 		 * There is no MBOX_INIT_LIP for the 24XX.
6681 		 */
6682 		if (XS_NOERR(xs)) {
6683 			XS_SETERR(xs, HBA_SELTIMEOUT);
6684 		}
6685 		return;
6686 	}
6687 	case RQCS_PORT_CHANGED:
6688 		isp_prt(isp, ISP_LOGWARN, "port changed for target %d chan %d", XS_TGT(xs), chan);
6689 		if (XS_NOERR(xs)) {
6690 			XS_SETERR(xs, HBA_SELTIMEOUT);
6691 		}
6692 		return;
6693 
6694 
6695 	case RQCS_24XX_ENOMEM:	/* f/w resource unavailable */
6696 		isp_prt(isp, ISP_LOGWARN, "f/w resource unavailable for target %d chan %d", XS_TGT(xs), chan);
6697 		if (XS_NOERR(xs)) {
6698 			*XS_STSP(xs) = SCSI_BUSY;
6699 			XS_SETERR(xs, HBA_TGTBSY);
6700 		}
6701 		return;
6702 
6703 	case RQCS_24XX_TMO:	/* task management overrun */
6704 		isp_prt(isp, ISP_LOGWARN, "command for target %d overlapped task management for chan %d", XS_TGT(xs), chan);
6705 		if (XS_NOERR(xs)) {
6706 			*XS_STSP(xs) = SCSI_BUSY;
6707 			XS_SETERR(xs, HBA_TGTBSY);
6708 		}
6709 		return;
6710 
6711 	default:
6712 		isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x on chan %d", sp->req_completion_status, chan);
6713 		break;
6714 	}
6715 	if (XS_NOERR(xs)) {
6716 		XS_SETERR(xs, HBA_BOTCH);
6717 	}
6718 }
6719 
6720 static void
6721 isp_fastpost_complete(ispsoftc_t *isp, uint32_t fph)
6722 {
6723 	XS_T *xs;
6724 
6725 	if (fph == 0) {
6726 		return;
6727 	}
6728 	xs = isp_find_xs(isp, fph);
6729 	if (xs == NULL) {
6730 		isp_prt(isp, ISP_LOGWARN,
6731 		    "Command for fast post handle 0x%x not found", fph);
6732 		return;
6733 	}
6734 	isp_destroy_handle(isp, fph);
6735 
6736 	/*
6737 	 * Since we don't have a result queue entry item,
6738 	 * we must believe that SCSI status is zero and
6739 	 * that all data transferred.
6740 	 */
6741 	XS_SET_RESID(xs, 0);
6742 	*XS_STSP(xs) = SCSI_GOOD;
6743 	if (XS_XFRLEN(xs)) {
6744 		ISP_DMAFREE(isp, xs, fph);
6745 	}
6746 	if (isp->isp_nactive) {
6747 		isp->isp_nactive--;
6748 	}
6749 	isp->isp_fphccmplt++;
6750 	isp_done(xs);
6751 }
6752 
6753 static int
6754 isp_mbox_continue(ispsoftc_t *isp)
6755 {
6756 	mbreg_t mbs;
6757 	uint16_t *ptr;
6758 	uint32_t offset;
6759 
6760 	switch (isp->isp_lastmbxcmd) {
6761 	case MBOX_WRITE_RAM_WORD:
6762 	case MBOX_READ_RAM_WORD:
6763 	case MBOX_WRITE_RAM_WORD_EXTENDED:
6764 	case MBOX_READ_RAM_WORD_EXTENDED:
6765 		break;
6766 	default:
6767 		return (1);
6768 	}
6769 	if (isp->isp_mboxtmp[0] != MBOX_COMMAND_COMPLETE) {
6770 		isp->isp_mbxwrk0 = 0;
6771 		return (-1);
6772 	}
6773 
6774 	/*
6775 	 * Clear the previous interrupt.
6776 	 */
6777 	if (IS_24XX(isp)) {
6778 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
6779 	} else {
6780 		ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
6781 		ISP_WRITE(isp, BIU_SEMA, 0);
6782 	}
6783 
6784 	/*
6785 	 * Continue with next word.
6786 	 */
6787 	ISP_MEMZERO(&mbs, sizeof (mbs));
6788 	ptr = isp->isp_mbxworkp;
6789 	switch (isp->isp_lastmbxcmd) {
6790 	case MBOX_WRITE_RAM_WORD:
6791 		mbs.param[1] = isp->isp_mbxwrk1++;
6792 		mbs.param[2] = *ptr++;
6793 		break;
6794 	case MBOX_READ_RAM_WORD:
6795 		*ptr++ = isp->isp_mboxtmp[2];
6796 		mbs.param[1] = isp->isp_mbxwrk1++;
6797 		break;
6798 	case MBOX_WRITE_RAM_WORD_EXTENDED:
6799 		if (IS_24XX(isp)) {
6800 			uint32_t *lptr = (uint32_t *)ptr;
6801 			mbs.param[2] = lptr[0];
6802 			mbs.param[3] = lptr[0] >> 16;
6803 			lptr++;
6804 			ptr = (uint16_t *)lptr;
6805 		} else {
6806 			mbs.param[2] = *ptr++;
6807 		}
6808 		offset = isp->isp_mbxwrk1;
6809 		offset |= isp->isp_mbxwrk8 << 16;
6810 		mbs.param[1] = offset;
6811 		mbs.param[8] = offset >> 16;
6812 		offset++;
6813 		isp->isp_mbxwrk1 = offset;
6814 		isp->isp_mbxwrk8 = offset >> 16;
6815 		break;
6816 	case MBOX_READ_RAM_WORD_EXTENDED:
6817 		if (IS_24XX(isp)) {
6818 			uint32_t *lptr = (uint32_t *)ptr;
6819 			uint32_t val = isp->isp_mboxtmp[2];
6820 			val |= (isp->isp_mboxtmp[3]) << 16;
6821 			*lptr++ = val;
6822 			ptr = (uint16_t *)lptr;
6823 		} else {
6824 			*ptr++ = isp->isp_mboxtmp[2];
6825 		}
6826 		offset = isp->isp_mbxwrk1;
6827 		offset |= isp->isp_mbxwrk8 << 16;
6828 		mbs.param[1] = offset;
6829 		mbs.param[8] = offset >> 16;
6830 		offset++;
6831 		isp->isp_mbxwrk1 = offset;
6832 		isp->isp_mbxwrk8 = offset >> 16;
6833 		break;
6834 	}
6835 	isp->isp_mbxworkp = ptr;
6836 	isp->isp_mbxwrk0--;
6837 	mbs.param[0] = isp->isp_lastmbxcmd;
6838 	mbs.logval = MBLOGALL;
6839 	isp_mboxcmd_qnw(isp, &mbs, 0);
6840 	return (0);
6841 }
6842 
6843 #define	ISP_SCSI_IBITS(op)		(mbpscsi[((op)<<1)])
6844 #define	ISP_SCSI_OBITS(op)		(mbpscsi[((op)<<1) + 1])
6845 #define	ISP_SCSI_OPMAP(in, out)		in, out
6846 static const uint8_t mbpscsi[] = {
6847 	ISP_SCSI_OPMAP(0x01, 0x01),	/* 0x00: MBOX_NO_OP */
6848 	ISP_SCSI_OPMAP(0x1f, 0x01),	/* 0x01: MBOX_LOAD_RAM */
6849 	ISP_SCSI_OPMAP(0x03, 0x01),	/* 0x02: MBOX_EXEC_FIRMWARE */
6850 	ISP_SCSI_OPMAP(0x1f, 0x01),	/* 0x03: MBOX_DUMP_RAM */
6851 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x04: MBOX_WRITE_RAM_WORD */
6852 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x05: MBOX_READ_RAM_WORD */
6853 	ISP_SCSI_OPMAP(0x3f, 0x3f),	/* 0x06: MBOX_MAILBOX_REG_TEST */
6854 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x07: MBOX_VERIFY_CHECKSUM	*/
6855 	ISP_SCSI_OPMAP(0x01, 0x0f),	/* 0x08: MBOX_ABOUT_FIRMWARE */
6856 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x09: */
6857 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0a: */
6858 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0b: */
6859 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0c: */
6860 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0d: */
6861 	ISP_SCSI_OPMAP(0x01, 0x05),	/* 0x0e: MBOX_CHECK_FIRMWARE */
6862 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0f: */
6863 	ISP_SCSI_OPMAP(0x1f, 0x1f),	/* 0x10: MBOX_INIT_REQ_QUEUE */
6864 	ISP_SCSI_OPMAP(0x3f, 0x3f),	/* 0x11: MBOX_INIT_RES_QUEUE */
6865 	ISP_SCSI_OPMAP(0x0f, 0x0f),	/* 0x12: MBOX_EXECUTE_IOCB */
6866 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x13: MBOX_WAKE_UP	*/
6867 	ISP_SCSI_OPMAP(0x01, 0x3f),	/* 0x14: MBOX_STOP_FIRMWARE */
6868 	ISP_SCSI_OPMAP(0x0f, 0x0f),	/* 0x15: MBOX_ABORT */
6869 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x16: MBOX_ABORT_DEVICE */
6870 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x17: MBOX_ABORT_TARGET */
6871 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x18: MBOX_BUS_RESET */
6872 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x19: MBOX_STOP_QUEUE */
6873 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x1a: MBOX_START_QUEUE */
6874 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x1b: MBOX_SINGLE_STEP_QUEUE */
6875 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x1c: MBOX_ABORT_QUEUE */
6876 	ISP_SCSI_OPMAP(0x03, 0x4f),	/* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
6877 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x1e: */
6878 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x1f: MBOX_GET_FIRMWARE_STATUS */
6879 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x20: MBOX_GET_INIT_SCSI_ID */
6880 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x21: MBOX_GET_SELECT_TIMEOUT */
6881 	ISP_SCSI_OPMAP(0x01, 0xc7),	/* 0x22: MBOX_GET_RETRY_COUNT	*/
6882 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x23: MBOX_GET_TAG_AGE_LIMIT */
6883 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x24: MBOX_GET_CLOCK_RATE */
6884 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x25: MBOX_GET_ACT_NEG_STATE */
6885 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */
6886 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x27: MBOX_GET_PCI_PARAMS */
6887 	ISP_SCSI_OPMAP(0x03, 0x4f),	/* 0x28: MBOX_GET_TARGET_PARAMS */
6888 	ISP_SCSI_OPMAP(0x03, 0x0f),	/* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */
6889 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */
6890 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2b: */
6891 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2c: */
6892 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2d: */
6893 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2e: */
6894 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2f: */
6895 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x30: MBOX_SET_INIT_SCSI_ID */
6896 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x31: MBOX_SET_SELECT_TIMEOUT */
6897 	ISP_SCSI_OPMAP(0xc7, 0xc7),	/* 0x32: MBOX_SET_RETRY_COUNT	*/
6898 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x33: MBOX_SET_TAG_AGE_LIMIT */
6899 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x34: MBOX_SET_CLOCK_RATE */
6900 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x35: MBOX_SET_ACT_NEG_STATE */
6901 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */
6902 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */
6903 	ISP_SCSI_OPMAP(0x4f, 0x4f),	/* 0x38: MBOX_SET_TARGET_PARAMS */
6904 	ISP_SCSI_OPMAP(0x0f, 0x0f),	/* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */
6905 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */
6906 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3b: */
6907 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3c: */
6908 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3d: */
6909 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3e: */
6910 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3f: */
6911 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */
6912 	ISP_SCSI_OPMAP(0x3f, 0x01),	/* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */
6913 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x42: MBOX_EXEC_BIOS_IOCB */
6914 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x43: */
6915 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x44: */
6916 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x45: SET SYSTEM PARAMETER */
6917 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x46: GET SYSTEM PARAMETER */
6918 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x47: */
6919 	ISP_SCSI_OPMAP(0x01, 0xcf),	/* 0x48: GET SCAM CONFIGURATION */
6920 	ISP_SCSI_OPMAP(0xcf, 0xcf),	/* 0x49: SET SCAM CONFIGURATION */
6921 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x4a: MBOX_SET_FIRMWARE_FEATURES */
6922 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x4b: MBOX_GET_FIRMWARE_FEATURES */
6923 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x4c: */
6924 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x4d: */
6925 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x4e: */
6926 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x4f: */
6927 	ISP_SCSI_OPMAP(0xdf, 0xdf),	/* 0x50: LOAD RAM A64 */
6928 	ISP_SCSI_OPMAP(0xdf, 0xdf),	/* 0x51: DUMP RAM A64 */
6929 	ISP_SCSI_OPMAP(0xdf, 0xff),	/* 0x52: INITIALIZE REQUEST QUEUE A64 */
6930 	ISP_SCSI_OPMAP(0xef, 0xff),	/* 0x53: INITIALIZE RESPONSE QUEUE A64 */
6931 	ISP_SCSI_OPMAP(0xcf, 0x01),	/* 0x54: EXECUCUTE COMMAND IOCB A64 */
6932 	ISP_SCSI_OPMAP(0x07, 0x01),	/* 0x55: ENABLE TARGET MODE */
6933 	ISP_SCSI_OPMAP(0x03, 0x0f),	/* 0x56: GET TARGET STATUS */
6934 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x57: */
6935 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x58: */
6936 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x59: */
6937 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x5a: SET DATA OVERRUN RECOVERY MODE */
6938 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x5b: GET DATA OVERRUN RECOVERY MODE */
6939 	ISP_SCSI_OPMAP(0x0f, 0x0f),	/* 0x5c: SET HOST DATA */
6940 	ISP_SCSI_OPMAP(0x01, 0x01)	/* 0x5d: GET NOST DATA */
6941 };
6942 #define	MAX_SCSI_OPCODE	0x5d
6943 
6944 static const char *scsi_mbcmd_names[] = {
6945 	"NO-OP",
6946 	"LOAD RAM",
6947 	"EXEC FIRMWARE",
6948 	"DUMP RAM",
6949 	"WRITE RAM WORD",
6950 	"READ RAM WORD",
6951 	"MAILBOX REG TEST",
6952 	"VERIFY CHECKSUM",
6953 	"ABOUT FIRMWARE",
6954 	NULL,
6955 	NULL,
6956 	NULL,
6957 	NULL,
6958 	NULL,
6959 	"CHECK FIRMWARE",
6960 	NULL,
6961 	"INIT REQUEST QUEUE",
6962 	"INIT RESULT QUEUE",
6963 	"EXECUTE IOCB",
6964 	"WAKE UP",
6965 	"STOP FIRMWARE",
6966 	"ABORT",
6967 	"ABORT DEVICE",
6968 	"ABORT TARGET",
6969 	"BUS RESET",
6970 	"STOP QUEUE",
6971 	"START QUEUE",
6972 	"SINGLE STEP QUEUE",
6973 	"ABORT QUEUE",
6974 	"GET DEV QUEUE STATUS",
6975 	NULL,
6976 	"GET FIRMWARE STATUS",
6977 	"GET INIT SCSI ID",
6978 	"GET SELECT TIMEOUT",
6979 	"GET RETRY COUNT",
6980 	"GET TAG AGE LIMIT",
6981 	"GET CLOCK RATE",
6982 	"GET ACT NEG STATE",
6983 	"GET ASYNC DATA SETUP TIME",
6984 	"GET PCI PARAMS",
6985 	"GET TARGET PARAMS",
6986 	"GET DEV QUEUE PARAMS",
6987 	"GET RESET DELAY PARAMS",
6988 	NULL,
6989 	NULL,
6990 	NULL,
6991 	NULL,
6992 	NULL,
6993 	"SET INIT SCSI ID",
6994 	"SET SELECT TIMEOUT",
6995 	"SET RETRY COUNT",
6996 	"SET TAG AGE LIMIT",
6997 	"SET CLOCK RATE",
6998 	"SET ACT NEG STATE",
6999 	"SET ASYNC DATA SETUP TIME",
7000 	"SET PCI CONTROL PARAMS",
7001 	"SET TARGET PARAMS",
7002 	"SET DEV QUEUE PARAMS",
7003 	"SET RESET DELAY PARAMS",
7004 	NULL,
7005 	NULL,
7006 	NULL,
7007 	NULL,
7008 	NULL,
7009 	"RETURN BIOS BLOCK ADDR",
7010 	"WRITE FOUR RAM WORDS",
7011 	"EXEC BIOS IOCB",
7012 	NULL,
7013 	NULL,
7014 	"SET SYSTEM PARAMETER",
7015 	"GET SYSTEM PARAMETER",
7016 	NULL,
7017 	"GET SCAM CONFIGURATION",
7018 	"SET SCAM CONFIGURATION",
7019 	"SET FIRMWARE FEATURES",
7020 	"GET FIRMWARE FEATURES",
7021 	NULL,
7022 	NULL,
7023 	NULL,
7024 	NULL,
7025 	"LOAD RAM A64",
7026 	"DUMP RAM A64",
7027 	"INITIALIZE REQUEST QUEUE A64",
7028 	"INITIALIZE RESPONSE QUEUE A64",
7029 	"EXECUTE IOCB A64",
7030 	"ENABLE TARGET MODE",
7031 	"GET TARGET MODE STATE",
7032 	NULL,
7033 	NULL,
7034 	NULL,
7035 	"SET DATA OVERRUN RECOVERY MODE",
7036 	"GET DATA OVERRUN RECOVERY MODE",
7037 	"SET HOST DATA",
7038 	"GET NOST DATA",
7039 };
7040 
7041 #define	ISP_FC_IBITS(op)	((mbpfc[((op)<<3) + 0] << 24) | (mbpfc[((op)<<3) + 1] << 16) | (mbpfc[((op)<<3) + 2] << 8) | (mbpfc[((op)<<3) + 3]))
7042 #define	ISP_FC_OBITS(op)	((mbpfc[((op)<<3) + 4] << 24) | (mbpfc[((op)<<3) + 5] << 16) | (mbpfc[((op)<<3) + 6] << 8) | (mbpfc[((op)<<3) + 7]))
7043 
7044 #define	ISP_FC_OPMAP(in0, out0)							  0,   0,   0, in0,    0,    0,    0, out0
7045 #define	ISP_FC_OPMAP_HALF(in1, in0, out1, out0)					  0,   0, in1, in0,    0,    0, out1, out0
7046 #define	ISP_FC_OPMAP_FULL(in3, in2, in1, in0, out3, out2, out1, out0)		in3, in2, in1, in0, out3, out2, out1, out0
7047 static const uint32_t mbpfc[] = {
7048 	ISP_FC_OPMAP(0x01, 0x01),	/* 0x00: MBOX_NO_OP */
7049 	ISP_FC_OPMAP(0x1f, 0x01),	/* 0x01: MBOX_LOAD_RAM */
7050 	ISP_FC_OPMAP_HALF(0x07, 0xff, 0x00, 0x03),	/* 0x02: MBOX_EXEC_FIRMWARE */
7051 	ISP_FC_OPMAP(0xdf, 0x01),	/* 0x03: MBOX_DUMP_RAM */
7052 	ISP_FC_OPMAP(0x07, 0x07),	/* 0x04: MBOX_WRITE_RAM_WORD */
7053 	ISP_FC_OPMAP(0x03, 0x07),	/* 0x05: MBOX_READ_RAM_WORD */
7054 	ISP_FC_OPMAP_FULL(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff),	/* 0x06: MBOX_MAILBOX_REG_TEST */
7055 	ISP_FC_OPMAP(0x07, 0x07),	/* 0x07: MBOX_VERIFY_CHECKSUM	*/
7056 	ISP_FC_OPMAP_FULL(0x0, 0x0, 0x0, 0x01, 0x0, 0x3, 0x80, 0x7f),	/* 0x08: MBOX_ABOUT_FIRMWARE */
7057 	ISP_FC_OPMAP(0xdf, 0x01),	/* 0x09: MBOX_LOAD_RISC_RAM_2100 */
7058 	ISP_FC_OPMAP(0xdf, 0x01),	/* 0x0a: DUMP RAM */
7059 	ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x01),	/* 0x0b: MBOX_LOAD_RISC_RAM */
7060 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x0c: */
7061 	ISP_FC_OPMAP_HALF(0x1, 0x0f, 0x0, 0x01),	/* 0x0d: MBOX_WRITE_RAM_WORD_EXTENDED */
7062 	ISP_FC_OPMAP(0x01, 0x05),	/* 0x0e: MBOX_CHECK_FIRMWARE */
7063 	ISP_FC_OPMAP_HALF(0x1, 0x03, 0x0, 0x0d),	/* 0x0f: MBOX_READ_RAM_WORD_EXTENDED */
7064 	ISP_FC_OPMAP(0x1f, 0x11),	/* 0x10: MBOX_INIT_REQ_QUEUE */
7065 	ISP_FC_OPMAP(0x2f, 0x21),	/* 0x11: MBOX_INIT_RES_QUEUE */
7066 	ISP_FC_OPMAP(0x0f, 0x01),	/* 0x12: MBOX_EXECUTE_IOCB */
7067 	ISP_FC_OPMAP(0x03, 0x03),	/* 0x13: MBOX_WAKE_UP	*/
7068 	ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x03),	/* 0x14: MBOX_STOP_FIRMWARE */
7069 	ISP_FC_OPMAP(0x4f, 0x01),	/* 0x15: MBOX_ABORT */
7070 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x16: MBOX_ABORT_DEVICE */
7071 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x17: MBOX_ABORT_TARGET */
7072 	ISP_FC_OPMAP(0x03, 0x03),	/* 0x18: MBOX_BUS_RESET */
7073 	ISP_FC_OPMAP(0x07, 0x05),	/* 0x19: MBOX_STOP_QUEUE */
7074 	ISP_FC_OPMAP(0x07, 0x05),	/* 0x1a: MBOX_START_QUEUE */
7075 	ISP_FC_OPMAP(0x07, 0x05),	/* 0x1b: MBOX_SINGLE_STEP_QUEUE */
7076 	ISP_FC_OPMAP(0x07, 0x05),	/* 0x1c: MBOX_ABORT_QUEUE */
7077 	ISP_FC_OPMAP(0x07, 0x03),	/* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
7078 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x1e: */
7079 	ISP_FC_OPMAP(0x01, 0x07),	/* 0x1f: MBOX_GET_FIRMWARE_STATUS */
7080 	ISP_FC_OPMAP_HALF(0x2, 0x01, 0x7e, 0xcf),	/* 0x20: MBOX_GET_LOOP_ID */
7081 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x21: */
7082 	ISP_FC_OPMAP(0x03, 0x4b),	/* 0x22: MBOX_GET_TIMEOUT_PARAMS */
7083 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x23: */
7084 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x24: */
7085 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x25: */
7086 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x26: */
7087 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x27: */
7088 	ISP_FC_OPMAP(0x01, 0x03),	/* 0x28: MBOX_GET_FIRMWARE_OPTIONS */
7089 	ISP_FC_OPMAP(0x03, 0x07),	/* 0x29: MBOX_GET_PORT_QUEUE_PARAMS */
7090 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2a: */
7091 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2b: */
7092 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2c: */
7093 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2d: */
7094 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2e: */
7095 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2f: */
7096 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x30: */
7097 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x31: */
7098 	ISP_FC_OPMAP(0x4b, 0x4b),	/* 0x32: MBOX_SET_TIMEOUT_PARAMS */
7099 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x33: */
7100 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x34: */
7101 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x35: */
7102 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x36: */
7103 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x37: */
7104 	ISP_FC_OPMAP(0x0f, 0x01),	/* 0x38: MBOX_SET_FIRMWARE_OPTIONS */
7105 	ISP_FC_OPMAP(0x0f, 0x07),	/* 0x39: MBOX_SET_PORT_QUEUE_PARAMS */
7106 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3a: */
7107 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3b: */
7108 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3c: */
7109 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3d: */
7110 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3e: */
7111 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3f: */
7112 	ISP_FC_OPMAP(0x03, 0x01),	/* 0x40: MBOX_LOOP_PORT_BYPASS */
7113 	ISP_FC_OPMAP(0x03, 0x01),	/* 0x41: MBOX_LOOP_PORT_ENABLE */
7114 	ISP_FC_OPMAP_HALF(0x0, 0x01, 0x3, 0xcf),	/* 0x42: MBOX_GET_RESOURCE_COUNT */
7115 	ISP_FC_OPMAP(0x01, 0x01),	/* 0x43: MBOX_REQUEST_OFFLINE_MODE */
7116 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x44: */
7117 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x45: */
7118 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x46: */
7119 	ISP_FC_OPMAP(0xcf, 0x03),	/* 0x47: GET PORT_DATABASE ENHANCED */
7120 	ISP_FC_OPMAP(0xcf, 0x0f),	/* 0x48: MBOX_INIT_FIRMWARE_MULTI_ID */
7121 	ISP_FC_OPMAP(0xcd, 0x01),	/* 0x49: MBOX_GET_VP_DATABASE */
7122 	ISP_FC_OPMAP_HALF(0x2, 0xcd, 0x0, 0x01),	/* 0x4a: MBOX_GET_VP_DATABASE_ENTRY */
7123 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4b: */
7124 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4c: */
7125 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4d: */
7126 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4e: */
7127 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4f: */
7128 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x50: */
7129 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x51: */
7130 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x52: */
7131 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x53: */
7132 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x54: EXECUTE IOCB A64 */
7133 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x55: */
7134 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x56: */
7135 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x57: */
7136 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x58: */
7137 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x59: */
7138 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x5a: */
7139 	ISP_FC_OPMAP(0x03, 0x01),	/* 0x5b: MBOX_DRIVER_HEARTBEAT */
7140 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x5c: MBOX_FW_HEARTBEAT */
7141 	ISP_FC_OPMAP(0x07, 0x1f),	/* 0x5d: MBOX_GET_SET_DATA_RATE */
7142 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x5e: */
7143 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x5f: */
7144 	ISP_FC_OPMAP(0xcf, 0x0f),	/* 0x60: MBOX_INIT_FIRMWARE */
7145 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x61: */
7146 	ISP_FC_OPMAP(0x01, 0x01),	/* 0x62: MBOX_INIT_LIP */
7147 	ISP_FC_OPMAP(0xcd, 0x03),	/* 0x63: MBOX_GET_FC_AL_POSITION_MAP */
7148 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x64: MBOX_GET_PORT_DB */
7149 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x65: MBOX_CLEAR_ACA */
7150 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x66: MBOX_TARGET_RESET */
7151 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x67: MBOX_CLEAR_TASK_SET */
7152 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x68: MBOX_ABORT_TASK_SET */
7153 	ISP_FC_OPMAP(0x01, 0x07),	/* 0x69: MBOX_GET_FW_STATE */
7154 	ISP_FC_OPMAP_HALF(0x6, 0x03, 0x0, 0xcf),	/* 0x6a: MBOX_GET_PORT_NAME */
7155 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x6b: MBOX_GET_LINK_STATUS */
7156 	ISP_FC_OPMAP(0x0f, 0x01),	/* 0x6c: MBOX_INIT_LIP_RESET */
7157 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x6d: */
7158 	ISP_FC_OPMAP(0xcf, 0x03),	/* 0x6e: MBOX_SEND_SNS */
7159 	ISP_FC_OPMAP(0x0f, 0x07),	/* 0x6f: MBOX_FABRIC_LOGIN */
7160 	ISP_FC_OPMAP_HALF(0x02, 0x03, 0x00, 0x03),	/* 0x70: MBOX_SEND_CHANGE_REQUEST */
7161 	ISP_FC_OPMAP(0x03, 0x03),	/* 0x71: MBOX_FABRIC_LOGOUT */
7162 	ISP_FC_OPMAP(0x0f, 0x0f),	/* 0x72: MBOX_INIT_LIP_LOGIN */
7163 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x73: */
7164 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x74: LOGIN LOOP PORT */
7165 	ISP_FC_OPMAP_HALF(0x03, 0xcf, 0x00, 0x07),	/* 0x75: GET PORT/NODE NAME LIST */
7166 	ISP_FC_OPMAP(0x4f, 0x01),	/* 0x76: SET VENDOR ID */
7167 	ISP_FC_OPMAP(0xcd, 0x01),	/* 0x77: INITIALIZE IP MAILBOX */
7168 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x78: */
7169 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x79: */
7170 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x7a: */
7171 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x7b: */
7172 	ISP_FC_OPMAP_HALF(0x03, 0x4f, 0x00, 0x07),	/* 0x7c: Get ID List */
7173 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x7d: SEND LFA */
7174 	ISP_FC_OPMAP(0x0f, 0x01)	/* 0x7e: LUN RESET */
7175 };
7176 #define	MAX_FC_OPCODE	0x7e
7177 /*
7178  * Footnotes
7179  *
7180  * (1): this sets bits 21..16 in mailbox register #8, which we nominally
7181  *	do not access at this time in the core driver. The caller is
7182  *	responsible for setting this register first (Gross!). The assumption
7183  *	is that we won't overflow.
7184  */
7185 
7186 static const char *fc_mbcmd_names[] = {
7187 	"NO-OP",			/* 00h */
7188 	"LOAD RAM",
7189 	"EXEC FIRMWARE",
7190 	"DUMP RAM",
7191 	"WRITE RAM WORD",
7192 	"READ RAM WORD",
7193 	"MAILBOX REG TEST",
7194 	"VERIFY CHECKSUM",
7195 	"ABOUT FIRMWARE",
7196 	"LOAD RAM (2100)",
7197 	"DUMP RAM",
7198 	"LOAD RISC RAM",
7199 	"DUMP RISC RAM",
7200 	"WRITE RAM WORD EXTENDED",
7201 	"CHECK FIRMWARE",
7202 	"READ RAM WORD EXTENDED",
7203 	"INIT REQUEST QUEUE",		/* 10h */
7204 	"INIT RESULT QUEUE",
7205 	"EXECUTE IOCB",
7206 	"WAKE UP",
7207 	"STOP FIRMWARE",
7208 	"ABORT",
7209 	"ABORT DEVICE",
7210 	"ABORT TARGET",
7211 	"BUS RESET",
7212 	"STOP QUEUE",
7213 	"START QUEUE",
7214 	"SINGLE STEP QUEUE",
7215 	"ABORT QUEUE",
7216 	"GET DEV QUEUE STATUS",
7217 	NULL,
7218 	"GET FIRMWARE STATUS",
7219 	"GET LOOP ID",			/* 20h */
7220 	NULL,
7221 	"GET TIMEOUT PARAMS",
7222 	NULL,
7223 	NULL,
7224 	NULL,
7225 	NULL,
7226 	NULL,
7227 	"GET FIRMWARE OPTIONS",
7228 	"GET PORT QUEUE PARAMS",
7229 	"GENERATE SYSTEM ERROR",
7230 	NULL,
7231 	NULL,
7232 	NULL,
7233 	NULL,
7234 	NULL,
7235 	"WRITE SFP",			/* 30h */
7236 	"READ SFP",
7237 	"SET TIMEOUT PARAMS",
7238 	NULL,
7239 	NULL,
7240 	NULL,
7241 	NULL,
7242 	NULL,
7243 	"SET FIRMWARE OPTIONS",
7244 	"SET PORT QUEUE PARAMS",
7245 	NULL,
7246 	"SET FC LED CONF",
7247 	NULL,
7248 	"RESTART NIC FIRMWARE",
7249 	"ACCESS CONTROL",
7250 	NULL,
7251 	"LOOP PORT BYPASS",		/* 40h */
7252 	"LOOP PORT ENABLE",
7253 	"GET RESOURCE COUNT",
7254 	"REQUEST NON PARTICIPATING MODE",
7255 	"DIAGNOSTIC ECHO TEST",
7256 	"DIAGNOSTIC LOOPBACK",
7257 	NULL,
7258 	"GET PORT DATABASE ENHANCED",
7259 	"INIT FIRMWARE MULTI ID",
7260 	"GET VP DATABASE",
7261 	"GET VP DATABASE ENTRY",
7262 	NULL,
7263 	NULL,
7264 	NULL,
7265 	NULL,
7266 	NULL,
7267 	"GET FCF LIST",			/* 50h */
7268 	"GET DCBX PARAMETERS",
7269 	NULL,
7270 	"HOST MEMORY COPY",
7271 	"EXECUTE IOCB A64",
7272 	NULL,
7273 	NULL,
7274 	"SEND RNID",
7275 	NULL,
7276 	"SET PARAMETERS",
7277 	"GET PARAMETERS",
7278 	"DRIVER HEARTBEAT",
7279 	"FIRMWARE HEARTBEAT",
7280 	"GET/SET DATA RATE",
7281 	"SEND RNFT",
7282 	NULL,
7283 	"INIT FIRMWARE",		/* 60h */
7284 	"GET INIT CONTROL BLOCK",
7285 	"INIT LIP",
7286 	"GET FC-AL POSITION MAP",
7287 	"GET PORT DATABASE",
7288 	"CLEAR ACA",
7289 	"TARGET RESET",
7290 	"CLEAR TASK SET",
7291 	"ABORT TASK SET",
7292 	"GET FW STATE",
7293 	"GET PORT NAME",
7294 	"GET LINK STATUS",
7295 	"INIT LIP RESET",
7296 	"GET LINK STATS & PRIVATE DATA CNTS",
7297 	"SEND SNS",
7298 	"FABRIC LOGIN",
7299 	"SEND CHANGE REQUEST",		/* 70h */
7300 	"FABRIC LOGOUT",
7301 	"INIT LIP LOGIN",
7302 	NULL,
7303 	"LOGIN LOOP PORT",
7304 	"GET PORT/NODE NAME LIST",
7305 	"SET VENDOR ID",
7306 	"INITIALIZE IP MAILBOX",
7307 	NULL,
7308 	NULL,
7309 	"GET XGMAC STATS",
7310 	NULL,
7311 	"GET ID LIST",
7312 	"SEND LFA",
7313 	"LUN RESET"
7314 };
7315 
7316 static void
7317 isp_mboxcmd_qnw(ispsoftc_t *isp, mbreg_t *mbp, int nodelay)
7318 {
7319 	unsigned int ibits, obits, box, opcode;
7320 
7321 	opcode = mbp->param[0];
7322 	if (IS_FC(isp)) {
7323 		ibits = ISP_FC_IBITS(opcode);
7324 		obits = ISP_FC_OBITS(opcode);
7325 	} else {
7326 		ibits = ISP_SCSI_IBITS(opcode);
7327 		obits = ISP_SCSI_OBITS(opcode);
7328 	}
7329 	ibits |= mbp->ibits;
7330 	obits |= mbp->obits;
7331 	for (box = 0; box < ISP_NMBOX(isp); box++) {
7332 		if (ibits & (1 << box)) {
7333 			ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7334 		}
7335 		if (nodelay == 0) {
7336 			isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7337 		}
7338 	}
7339 	if (nodelay == 0) {
7340 		isp->isp_lastmbxcmd = opcode;
7341 		isp->isp_obits = obits;
7342 		isp->isp_mboxbsy = 1;
7343 	}
7344 	if (IS_24XX(isp)) {
7345 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7346 	} else {
7347 		ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7348 	}
7349 	/*
7350 	 * Oddly enough, if we're not delaying for an answer,
7351 	 * delay a bit to give the f/w a chance to pick up the
7352 	 * command.
7353 	 */
7354 	if (nodelay) {
7355 		ISP_DELAY(1000);
7356 	}
7357 }
7358 
7359 static void
7360 isp_mboxcmd(ispsoftc_t *isp, mbreg_t *mbp)
7361 {
7362 	const char *cname, *xname, *sname;
7363 	char tname[16], mname[16];
7364 	unsigned int ibits, obits, box, opcode;
7365 
7366 	opcode = mbp->param[0];
7367 	if (IS_FC(isp)) {
7368 		if (opcode > MAX_FC_OPCODE) {
7369 			mbp->param[0] = MBOX_INVALID_COMMAND;
7370 			isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7371 			return;
7372 		}
7373 		cname = fc_mbcmd_names[opcode];
7374 		ibits = ISP_FC_IBITS(opcode);
7375 		obits = ISP_FC_OBITS(opcode);
7376 	} else {
7377 		if (opcode > MAX_SCSI_OPCODE) {
7378 			mbp->param[0] = MBOX_INVALID_COMMAND;
7379 			isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7380 			return;
7381 		}
7382 		cname = scsi_mbcmd_names[opcode];
7383 		ibits = ISP_SCSI_IBITS(opcode);
7384 		obits = ISP_SCSI_OBITS(opcode);
7385 	}
7386 	if (cname == NULL) {
7387 		cname = tname;
7388 		ISP_SNPRINTF(tname, sizeof tname, "opcode %x", opcode);
7389 	}
7390 	isp_prt(isp, ISP_LOGDEBUG3, "Mailbox Command '%s'", cname);
7391 
7392 	/*
7393 	 * Pick up any additional bits that the caller might have set.
7394 	 */
7395 	ibits |= mbp->ibits;
7396 	obits |= mbp->obits;
7397 
7398 	/*
7399 	 * Mask any bits that the caller wants us to mask
7400 	 */
7401 	ibits &= mbp->ibitm;
7402 	obits &= mbp->obitm;
7403 
7404 
7405 	if (ibits == 0 && obits == 0) {
7406 		mbp->param[0] = MBOX_COMMAND_PARAM_ERROR;
7407 		isp_prt(isp, ISP_LOGERR, "no parameters for 0x%x", opcode);
7408 		return;
7409 	}
7410 
7411 	/*
7412 	 * Get exclusive usage of mailbox registers.
7413 	 */
7414 	if (MBOX_ACQUIRE(isp)) {
7415 		mbp->param[0] = MBOX_REGS_BUSY;
7416 		goto out;
7417 	}
7418 
7419 	for (box = 0; box < ISP_NMBOX(isp); box++) {
7420 		if (ibits & (1 << box)) {
7421 			isp_prt(isp, ISP_LOGDEBUG3, "IN mbox %d = 0x%04x", box,
7422 			    mbp->param[box]);
7423 			ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7424 		}
7425 		isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7426 	}
7427 
7428 	isp->isp_lastmbxcmd = opcode;
7429 
7430 	/*
7431 	 * We assume that we can't overwrite a previous command.
7432 	 */
7433 	isp->isp_obits = obits;
7434 	isp->isp_mboxbsy = 1;
7435 
7436 	/*
7437 	 * Set Host Interrupt condition so that RISC will pick up mailbox regs.
7438 	 */
7439 	if (IS_24XX(isp)) {
7440 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7441 	} else {
7442 		ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7443 	}
7444 
7445 	/*
7446 	 * While we haven't finished the command, spin our wheels here.
7447 	 */
7448 	MBOX_WAIT_COMPLETE(isp, mbp);
7449 
7450 	/*
7451 	 * Did the command time out?
7452 	 */
7453 	if (mbp->param[0] == MBOX_TIMEOUT) {
7454 		isp->isp_mboxbsy = 0;
7455 		MBOX_RELEASE(isp);
7456 		goto out;
7457 	}
7458 
7459 	/*
7460 	 * Copy back output registers.
7461 	 */
7462 	for (box = 0; box < ISP_NMBOX(isp); box++) {
7463 		if (obits & (1 << box)) {
7464 			mbp->param[box] = isp->isp_mboxtmp[box];
7465 			isp_prt(isp, ISP_LOGDEBUG3, "OUT mbox %d = 0x%04x", box,
7466 			    mbp->param[box]);
7467 		}
7468 	}
7469 
7470 	isp->isp_mboxbsy = 0;
7471 	MBOX_RELEASE(isp);
7472 out:
7473 	if (mbp->logval == 0 || mbp->param[0] == MBOX_COMMAND_COMPLETE)
7474 		return;
7475 
7476 	if ((mbp->param[0] & 0xbfe0) == 0 &&
7477 	    (mbp->logval & MBLOGMASK(mbp->param[0])) == 0)
7478 		return;
7479 
7480 	xname = NULL;
7481 	sname = "";
7482 	switch (mbp->param[0]) {
7483 	case MBOX_INVALID_COMMAND:
7484 		xname = "INVALID COMMAND";
7485 		break;
7486 	case MBOX_HOST_INTERFACE_ERROR:
7487 		xname = "HOST INTERFACE ERROR";
7488 		break;
7489 	case MBOX_TEST_FAILED:
7490 		xname = "TEST FAILED";
7491 		break;
7492 	case MBOX_COMMAND_ERROR:
7493 		xname = "COMMAND ERROR";
7494 		ISP_SNPRINTF(mname, sizeof(mname), " subcode 0x%x",
7495 		    mbp->param[1]);
7496 		sname = mname;
7497 		break;
7498 	case MBOX_COMMAND_PARAM_ERROR:
7499 		xname = "COMMAND PARAMETER ERROR";
7500 		break;
7501 	case MBOX_PORT_ID_USED:
7502 		xname = "PORT ID ALREADY IN USE";
7503 		break;
7504 	case MBOX_LOOP_ID_USED:
7505 		xname = "LOOP ID ALREADY IN USE";
7506 		break;
7507 	case MBOX_ALL_IDS_USED:
7508 		xname = "ALL LOOP IDS IN USE";
7509 		break;
7510 	case MBOX_NOT_LOGGED_IN:
7511 		xname = "NOT LOGGED IN";
7512 		break;
7513 	case MBOX_LINK_DOWN_ERROR:
7514 		xname = "LINK DOWN ERROR";
7515 		break;
7516 	case MBOX_LOOPBACK_ERROR:
7517 		xname = "LOOPBACK ERROR";
7518 		break;
7519 	case MBOX_CHECKSUM_ERROR:
7520 		xname = "CHECKSUM ERROR";
7521 		break;
7522 	case MBOX_INVALID_PRODUCT_KEY:
7523 		xname = "INVALID PRODUCT KEY";
7524 		break;
7525 	case MBOX_REGS_BUSY:
7526 		xname = "REGISTERS BUSY";
7527 		break;
7528 	case MBOX_TIMEOUT:
7529 		xname = "TIMEOUT";
7530 		break;
7531 	default:
7532 		ISP_SNPRINTF(mname, sizeof mname, "error 0x%x", mbp->param[0]);
7533 		xname = mname;
7534 		break;
7535 	}
7536 	if (xname) {
7537 		isp_prt(isp, ISP_LOGALL, "Mailbox Command '%s' failed (%s%s)",
7538 		    cname, xname, sname);
7539 	}
7540 }
7541 
7542 static int
7543 isp_fw_state(ispsoftc_t *isp, int chan)
7544 {
7545 	if (IS_FC(isp)) {
7546 		mbreg_t mbs;
7547 
7548 		MBSINIT(&mbs, MBOX_GET_FW_STATE, MBLOGALL, 0);
7549 		isp_mboxcmd(isp, &mbs);
7550 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
7551 			return (mbs.param[1]);
7552 		}
7553 	}
7554 	return (FW_ERROR);
7555 }
7556 
7557 static void
7558 isp_spi_update(ispsoftc_t *isp, int chan)
7559 {
7560 	int tgt;
7561 	mbreg_t mbs;
7562 	sdparam *sdp;
7563 
7564 	if (IS_FC(isp)) {
7565 		/*
7566 		 * There are no 'per-bus' settings for Fibre Channel.
7567 		 */
7568 		return;
7569 	}
7570 	sdp = SDPARAM(isp, chan);
7571 	sdp->update = 0;
7572 
7573 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7574 		uint16_t flags, period, offset;
7575 		int get;
7576 
7577 		if (sdp->isp_devparam[tgt].dev_enable == 0) {
7578 			sdp->isp_devparam[tgt].dev_update = 0;
7579 			sdp->isp_devparam[tgt].dev_refresh = 0;
7580 			isp_prt(isp, ISP_LOGDEBUG0, "skipping target %d bus %d update", tgt, chan);
7581 			continue;
7582 		}
7583 		/*
7584 		 * If the goal is to update the status of the device,
7585 		 * take what's in goal_flags and try and set the device
7586 		 * toward that. Otherwise, if we're just refreshing the
7587 		 * current device state, get the current parameters.
7588 		 */
7589 
7590 		MBSINIT(&mbs, 0, MBLOGALL, 0);
7591 
7592 		/*
7593 		 * Refresh overrides set
7594 		 */
7595 		if (sdp->isp_devparam[tgt].dev_refresh) {
7596 			mbs.param[0] = MBOX_GET_TARGET_PARAMS;
7597 			get = 1;
7598 		} else if (sdp->isp_devparam[tgt].dev_update) {
7599 			mbs.param[0] = MBOX_SET_TARGET_PARAMS;
7600 
7601 			/*
7602 			 * Make sure goal_flags has "Renegotiate on Error"
7603 			 * on and "Freeze Queue on Error" off.
7604 			 */
7605 			sdp->isp_devparam[tgt].goal_flags |= DPARM_RENEG;
7606 			sdp->isp_devparam[tgt].goal_flags &= ~DPARM_QFRZ;
7607 			mbs.param[2] = sdp->isp_devparam[tgt].goal_flags;
7608 
7609 			/*
7610 			 * Insist that PARITY must be enabled
7611 			 * if SYNC or WIDE is enabled.
7612 			 */
7613 			if ((mbs.param[2] & (DPARM_SYNC|DPARM_WIDE)) != 0) {
7614 				mbs.param[2] |= DPARM_PARITY;
7615 			}
7616 
7617 			if (mbs.param[2] & DPARM_SYNC) {
7618 				mbs.param[3] =
7619 				    (sdp->isp_devparam[tgt].goal_offset << 8) |
7620 				    (sdp->isp_devparam[tgt].goal_period);
7621 			}
7622 			/*
7623 			 * A command completion later that has
7624 			 * RQSTF_NEGOTIATION set can cause
7625 			 * the dev_refresh/announce cycle also.
7626 			 *
7627 			 * Note: It is really important to update our current
7628 			 * flags with at least the state of TAG capabilities-
7629 			 * otherwise we might try and send a tagged command
7630 			 * when we have it all turned off. So change it here
7631 			 * to say that current already matches goal.
7632 			 */
7633 			sdp->isp_devparam[tgt].actv_flags &= ~DPARM_TQING;
7634 			sdp->isp_devparam[tgt].actv_flags |=
7635 			    (sdp->isp_devparam[tgt].goal_flags & DPARM_TQING);
7636 			isp_prt(isp, ISP_LOGDEBUG0, "bus %d set tgt %d flags 0x%x off 0x%x period 0x%x",
7637 			    chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
7638 			get = 0;
7639 		} else {
7640 			continue;
7641 		}
7642 		mbs.param[1] = (chan << 15) | (tgt << 8);
7643 		isp_mboxcmd(isp, &mbs);
7644 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7645 			continue;
7646 		}
7647 		if (get == 0) {
7648 			sdp->sendmarker = 1;
7649 			sdp->isp_devparam[tgt].dev_update = 0;
7650 			sdp->isp_devparam[tgt].dev_refresh = 1;
7651 		} else {
7652 			sdp->isp_devparam[tgt].dev_refresh = 0;
7653 			flags = mbs.param[2];
7654 			period = mbs.param[3] & 0xff;
7655 			offset = mbs.param[3] >> 8;
7656 			sdp->isp_devparam[tgt].actv_flags = flags;
7657 			sdp->isp_devparam[tgt].actv_period = period;
7658 			sdp->isp_devparam[tgt].actv_offset = offset;
7659 			isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, chan, tgt);
7660 		}
7661 	}
7662 
7663 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7664 		if (sdp->isp_devparam[tgt].dev_update ||
7665 		    sdp->isp_devparam[tgt].dev_refresh) {
7666 			sdp->update = 1;
7667 			break;
7668 		}
7669 	}
7670 }
7671 
7672 static void
7673 isp_setdfltsdparm(ispsoftc_t *isp)
7674 {
7675 	int tgt;
7676 	sdparam *sdp, *sdp1;
7677 
7678 	sdp = SDPARAM(isp, 0);
7679 	if (IS_DUALBUS(isp))
7680 		sdp1 = sdp + 1;
7681 	else
7682 		sdp1 = NULL;
7683 
7684 	/*
7685 	 * Establish some default parameters.
7686 	 */
7687 	sdp->isp_cmd_dma_burst_enable = 0;
7688 	sdp->isp_data_dma_burst_enabl = 1;
7689 	sdp->isp_fifo_threshold = 0;
7690 	sdp->isp_initiator_id = DEFAULT_IID(isp, 0);
7691 	if (isp->isp_type >= ISP_HA_SCSI_1040) {
7692 		sdp->isp_async_data_setup = 9;
7693 	} else {
7694 		sdp->isp_async_data_setup = 6;
7695 	}
7696 	sdp->isp_selection_timeout = 250;
7697 	sdp->isp_max_queue_depth = MAXISPREQUEST(isp);
7698 	sdp->isp_tag_aging = 8;
7699 	sdp->isp_bus_reset_delay = 5;
7700 	/*
7701 	 * Don't retry selection, busy or queue full automatically- reflect
7702 	 * these back to us.
7703 	 */
7704 	sdp->isp_retry_count = 0;
7705 	sdp->isp_retry_delay = 0;
7706 
7707 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7708 		sdp->isp_devparam[tgt].exc_throttle = ISP_EXEC_THROTTLE;
7709 		sdp->isp_devparam[tgt].dev_enable = 1;
7710 	}
7711 
7712 	/*
7713 	 * The trick here is to establish a default for the default (honk!)
7714 	 * state (goal_flags). Then try and get the current status from
7715 	 * the card to fill in the current state. We don't, in fact, set
7716 	 * the default to the SAFE default state- that's not the goal state.
7717 	 */
7718 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7719 		uint8_t off, per;
7720 		sdp->isp_devparam[tgt].actv_offset = 0;
7721 		sdp->isp_devparam[tgt].actv_period = 0;
7722 		sdp->isp_devparam[tgt].actv_flags = 0;
7723 
7724 		sdp->isp_devparam[tgt].goal_flags =
7725 		    sdp->isp_devparam[tgt].nvrm_flags = DPARM_DEFAULT;
7726 
7727 		/*
7728 		 * We default to Wide/Fast for versions less than a 1040
7729 		 * (unless it's SBus).
7730 		 */
7731 		if (IS_ULTRA3(isp)) {
7732 			off = ISP_80M_SYNCPARMS >> 8;
7733 			per = ISP_80M_SYNCPARMS & 0xff;
7734 		} else if (IS_ULTRA2(isp)) {
7735 			off = ISP_40M_SYNCPARMS >> 8;
7736 			per = ISP_40M_SYNCPARMS & 0xff;
7737 		} else if (IS_1240(isp)) {
7738 			off = ISP_20M_SYNCPARMS >> 8;
7739 			per = ISP_20M_SYNCPARMS & 0xff;
7740 		} else if ((isp->isp_bustype == ISP_BT_SBUS &&
7741 		    isp->isp_type < ISP_HA_SCSI_1020A) ||
7742 		    (isp->isp_bustype == ISP_BT_PCI &&
7743 		    isp->isp_type < ISP_HA_SCSI_1040) ||
7744 		    (isp->isp_clock && isp->isp_clock < 60) ||
7745 		    (sdp->isp_ultramode == 0)) {
7746 			off = ISP_10M_SYNCPARMS >> 8;
7747 			per = ISP_10M_SYNCPARMS & 0xff;
7748 		} else {
7749 			off = ISP_20M_SYNCPARMS_1040 >> 8;
7750 			per = ISP_20M_SYNCPARMS_1040 & 0xff;
7751 		}
7752 		sdp->isp_devparam[tgt].goal_offset =
7753 		    sdp->isp_devparam[tgt].nvrm_offset = off;
7754 		sdp->isp_devparam[tgt].goal_period =
7755 		    sdp->isp_devparam[tgt].nvrm_period = per;
7756 
7757 	}
7758 
7759 	/*
7760 	 * If we're a dual bus card, just copy the data over
7761 	 */
7762 	if (sdp1) {
7763 		*sdp1 = *sdp;
7764 		sdp1->isp_initiator_id = DEFAULT_IID(isp, 1);
7765 	}
7766 
7767 	/*
7768 	 * If we've not been told to avoid reading NVRAM, try and read it.
7769 	 * If we're successful reading it, we can then return because NVRAM
7770 	 * will tell us what the desired settings are. Otherwise, we establish
7771 	 * some reasonable 'fake' nvram and goal defaults.
7772 	 */
7773 	if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7774 		mbreg_t mbs;
7775 
7776 		if (isp_read_nvram(isp, 0) == 0) {
7777 			if (IS_DUALBUS(isp)) {
7778 				if (isp_read_nvram(isp, 1) == 0) {
7779 					return;
7780 				}
7781 			}
7782 		}
7783 		MBSINIT(&mbs, MBOX_GET_ACT_NEG_STATE, MBLOGNONE, 0);
7784 		isp_mboxcmd(isp, &mbs);
7785 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7786 			sdp->isp_req_ack_active_neg = 1;
7787 			sdp->isp_data_line_active_neg = 1;
7788 			if (sdp1) {
7789 				sdp1->isp_req_ack_active_neg = 1;
7790 				sdp1->isp_data_line_active_neg = 1;
7791 			}
7792 		} else {
7793 			sdp->isp_req_ack_active_neg =
7794 			    (mbs.param[1] >> 4) & 0x1;
7795 			sdp->isp_data_line_active_neg =
7796 			    (mbs.param[1] >> 5) & 0x1;
7797 			if (sdp1) {
7798 				sdp1->isp_req_ack_active_neg =
7799 				    (mbs.param[2] >> 4) & 0x1;
7800 				sdp1->isp_data_line_active_neg =
7801 				    (mbs.param[2] >> 5) & 0x1;
7802 			}
7803 		}
7804 	}
7805 
7806 }
7807 
7808 static void
7809 isp_setdfltfcparm(ispsoftc_t *isp, int chan)
7810 {
7811 	fcparam *fcp = FCPARAM(isp, chan);
7812 
7813 	/*
7814 	 * Establish some default parameters.
7815 	 */
7816 	fcp->role = DEFAULT_ROLE(isp, chan);
7817 	fcp->isp_maxalloc = ICB_DFLT_ALLOC;
7818 	fcp->isp_retry_delay = ICB_DFLT_RDELAY;
7819 	fcp->isp_retry_count = ICB_DFLT_RCOUNT;
7820 	fcp->isp_loopid = DEFAULT_LOOPID(isp, chan);
7821 	fcp->isp_wwnn_nvram = DEFAULT_NODEWWN(isp, chan);
7822 	fcp->isp_wwpn_nvram = DEFAULT_PORTWWN(isp, chan);
7823 	fcp->isp_fwoptions = 0;
7824 	fcp->isp_xfwoptions = 0;
7825 	fcp->isp_zfwoptions = 0;
7826 	fcp->isp_lasthdl = NIL_HANDLE;
7827 	fcp->isp_login_hdl = NIL_HANDLE;
7828 
7829 	if (IS_24XX(isp)) {
7830 		fcp->isp_fwoptions |= ICB2400_OPT1_FAIRNESS;
7831 		fcp->isp_fwoptions |= ICB2400_OPT1_HARD_ADDRESS;
7832 		if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7833 			fcp->isp_fwoptions |= ICB2400_OPT1_FULL_DUPLEX;
7834 		fcp->isp_fwoptions |= ICB2400_OPT1_BOTH_WWNS;
7835 		fcp->isp_xfwoptions |= ICB2400_OPT2_LOOP_2_PTP;
7836 		fcp->isp_zfwoptions |= ICB2400_OPT3_RATE_AUTO;
7837 	} else {
7838 		fcp->isp_fwoptions |= ICBOPT_FAIRNESS;
7839 		fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE;
7840 		fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS;
7841 		if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7842 			fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX;
7843 		/*
7844 		 * Make sure this is turned off now until we get
7845 		 * extended options from NVRAM
7846 		 */
7847 		fcp->isp_fwoptions &= ~ICBOPT_EXTENDED;
7848 		fcp->isp_xfwoptions |= ICBXOPT_LOOP_2_PTP;
7849 		fcp->isp_zfwoptions |= ICBZOPT_RATE_AUTO;
7850 	}
7851 
7852 
7853 	/*
7854 	 * Now try and read NVRAM unless told to not do so.
7855 	 * This will set fcparam's isp_wwnn_nvram && isp_wwpn_nvram.
7856 	 */
7857 	if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7858 		int i, j = 0;
7859 		/*
7860 		 * Give a couple of tries at reading NVRAM.
7861 		 */
7862 		for (i = 0; i < 2; i++) {
7863 			j = isp_read_nvram(isp, chan);
7864 			if (j == 0) {
7865 				break;
7866 			}
7867 		}
7868 		if (j) {
7869 			isp->isp_confopts |= ISP_CFG_NONVRAM;
7870 		}
7871 	}
7872 
7873 	fcp->isp_wwnn = ACTIVE_NODEWWN(isp, chan);
7874 	fcp->isp_wwpn = ACTIVE_PORTWWN(isp, chan);
7875 	isp_prt(isp, ISP_LOGCONFIG, "Chan %d 0x%08x%08x/0x%08x%08x Role %s",
7876 	    chan, (uint32_t) (fcp->isp_wwnn >> 32), (uint32_t) (fcp->isp_wwnn),
7877 	    (uint32_t) (fcp->isp_wwpn >> 32), (uint32_t) (fcp->isp_wwpn),
7878 	    isp_class3_roles[fcp->role]);
7879 }
7880 
7881 /*
7882  * Re-initialize the ISP and complete all orphaned commands
7883  * with a 'botched' notice. The reset/init routines should
7884  * not disturb an already active list of commands.
7885  */
7886 
7887 int
7888 isp_reinit(ispsoftc_t *isp, int do_load_defaults)
7889 {
7890 	int i, res = 0;
7891 
7892 	if (isp->isp_state == ISP_RUNSTATE)
7893 		isp_deinit(isp);
7894 	if (isp->isp_state != ISP_RESETSTATE)
7895 		isp_reset(isp, do_load_defaults);
7896 	if (isp->isp_state != ISP_RESETSTATE) {
7897 		res = EIO;
7898 		isp_prt(isp, ISP_LOGERR, "%s: cannot reset card", __func__);
7899 		ISP_DISABLE_INTS(isp);
7900 		goto cleanup;
7901 	}
7902 
7903 	isp_init(isp);
7904 	if (isp->isp_state > ISP_RESETSTATE &&
7905 	    isp->isp_state != ISP_RUNSTATE) {
7906 		res = EIO;
7907 		isp_prt(isp, ISP_LOGERR, "%s: cannot init card", __func__);
7908 		ISP_DISABLE_INTS(isp);
7909 		if (IS_FC(isp)) {
7910 			/*
7911 			 * If we're in ISP_ROLE_NONE, turn off the lasers.
7912 			 */
7913 			if (!IS_24XX(isp)) {
7914 				ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
7915 				ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
7916 				ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
7917 				ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
7918 				ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
7919 			}
7920 		}
7921 	}
7922 
7923 cleanup:
7924 	isp->isp_nactive = 0;
7925 	isp_clear_commands(isp);
7926 	if (IS_FC(isp)) {
7927 		for (i = 0; i < isp->isp_nchan; i++)
7928 			isp_clear_portdb(isp, i);
7929 	}
7930 	return (res);
7931 }
7932 
7933 /*
7934  * NVRAM Routines
7935  */
7936 static int
7937 isp_read_nvram(ispsoftc_t *isp, int bus)
7938 {
7939 	int i, amt, retval;
7940 	uint8_t csum, minversion;
7941 	union {
7942 		uint8_t _x[ISP2400_NVRAM_SIZE];
7943 		uint16_t _s[ISP2400_NVRAM_SIZE>>1];
7944 	} _n;
7945 #define	nvram_data	_n._x
7946 #define	nvram_words	_n._s
7947 
7948 	if (IS_24XX(isp)) {
7949 		return (isp_read_nvram_2400(isp, nvram_data));
7950 	} else if (IS_FC(isp)) {
7951 		amt = ISP2100_NVRAM_SIZE;
7952 		minversion = 1;
7953 	} else if (IS_ULTRA2(isp)) {
7954 		amt = ISP1080_NVRAM_SIZE;
7955 		minversion = 0;
7956 	} else {
7957 		amt = ISP_NVRAM_SIZE;
7958 		minversion = 2;
7959 	}
7960 
7961 	for (i = 0; i < amt>>1; i++) {
7962 		isp_rdnvram_word(isp, i, &nvram_words[i]);
7963 	}
7964 
7965 	if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
7966 	    nvram_data[2] != 'P') {
7967 		if (isp->isp_bustype != ISP_BT_SBUS) {
7968 			isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header");
7969 			isp_prt(isp, ISP_LOGDEBUG0, "%x %x %x", nvram_data[0], nvram_data[1], nvram_data[2]);
7970 		}
7971 		retval = -1;
7972 		goto out;
7973 	}
7974 
7975 	for (csum = 0, i = 0; i < amt; i++) {
7976 		csum += nvram_data[i];
7977 	}
7978 	if (csum != 0) {
7979 		isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
7980 		retval = -1;
7981 		goto out;
7982 	}
7983 
7984 	if (ISP_NVRAM_VERSION(nvram_data) < minversion) {
7985 		isp_prt(isp, ISP_LOGWARN, "version %d NVRAM not understood",
7986 		    ISP_NVRAM_VERSION(nvram_data));
7987 		retval = -1;
7988 		goto out;
7989 	}
7990 
7991 	if (IS_ULTRA3(isp)) {
7992 		isp_parse_nvram_12160(isp, bus, nvram_data);
7993 	} else if (IS_1080(isp)) {
7994 		isp_parse_nvram_1080(isp, bus, nvram_data);
7995 	} else if (IS_1280(isp) || IS_1240(isp)) {
7996 		isp_parse_nvram_1080(isp, bus, nvram_data);
7997 	} else if (IS_SCSI(isp)) {
7998 		isp_parse_nvram_1020(isp, nvram_data);
7999 	} else {
8000 		isp_parse_nvram_2100(isp, nvram_data);
8001 	}
8002 	retval = 0;
8003 out:
8004 	return (retval);
8005 #undef	nvram_data
8006 #undef	nvram_words
8007 }
8008 
8009 static int
8010 isp_read_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8011 {
8012 	int retval = 0;
8013 	uint32_t addr, csum, lwrds, *dptr;
8014 
8015 	if (isp->isp_port) {
8016 		addr = ISP2400_NVRAM_PORT1_ADDR;
8017 	} else {
8018 		addr = ISP2400_NVRAM_PORT0_ADDR;
8019 	}
8020 
8021 	dptr = (uint32_t *) nvram_data;
8022 	for (lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8023 		isp_rd_2400_nvram(isp, addr++, dptr++);
8024 	}
8025 	if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
8026 	    nvram_data[2] != 'P') {
8027 		isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header (%x %x %x)",
8028 		    nvram_data[0], nvram_data[1], nvram_data[2]);
8029 		retval = -1;
8030 		goto out;
8031 	}
8032 	dptr = (uint32_t *) nvram_data;
8033 	for (csum = 0, lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8034 		uint32_t tmp;
8035 		ISP_IOXGET_32(isp, &dptr[lwrds], tmp);
8036 		csum += tmp;
8037 	}
8038 	if (csum != 0) {
8039 		isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
8040 		retval = -1;
8041 		goto out;
8042 	}
8043 	isp_parse_nvram_2400(isp, nvram_data);
8044 out:
8045 	return (retval);
8046 }
8047 
8048 static void
8049 isp_rdnvram_word(ispsoftc_t *isp, int wo, uint16_t *rp)
8050 {
8051 	int i, cbits;
8052 	uint16_t bit, rqst, junk;
8053 
8054 	ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8055 	ISP_DELAY(10);
8056 	ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8057 	ISP_DELAY(10);
8058 
8059 	if (IS_FC(isp)) {
8060 		wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1);
8061 		if (IS_2312(isp) && isp->isp_port) {
8062 			wo += 128;
8063 		}
8064 		rqst = (ISP_NVRAM_READ << 8) | wo;
8065 		cbits = 10;
8066 	} else if (IS_ULTRA2(isp)) {
8067 		wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1);
8068 		rqst = (ISP_NVRAM_READ << 8) | wo;
8069 		cbits = 10;
8070 	} else {
8071 		wo &= ((ISP_NVRAM_SIZE >> 1) - 1);
8072 		rqst = (ISP_NVRAM_READ << 6) | wo;
8073 		cbits = 8;
8074 	}
8075 
8076 	/*
8077 	 * Clock the word select request out...
8078 	 */
8079 	for (i = cbits; i >= 0; i--) {
8080 		if ((rqst >> i) & 1) {
8081 			bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT;
8082 		} else {
8083 			bit = BIU_NVRAM_SELECT;
8084 		}
8085 		ISP_WRITE(isp, BIU_NVRAM, bit);
8086 		ISP_DELAY(10);
8087 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
8088 		ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK);
8089 		ISP_DELAY(10);
8090 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
8091 		ISP_WRITE(isp, BIU_NVRAM, bit);
8092 		ISP_DELAY(10);
8093 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
8094 	}
8095 	/*
8096 	 * Now read the result back in (bits come back in MSB format).
8097 	 */
8098 	*rp = 0;
8099 	for (i = 0; i < 16; i++) {
8100 		uint16_t rv;
8101 		*rp <<= 1;
8102 		ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8103 		ISP_DELAY(10);
8104 		rv = ISP_READ(isp, BIU_NVRAM);
8105 		if (rv & BIU_NVRAM_DATAIN) {
8106 			*rp |= 1;
8107 		}
8108 		ISP_DELAY(10);
8109 		ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8110 		ISP_DELAY(10);
8111 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
8112 	}
8113 	ISP_WRITE(isp, BIU_NVRAM, 0);
8114 	ISP_DELAY(10);
8115 	junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
8116 	ISP_SWIZZLE_NVRAM_WORD(isp, rp);
8117 }
8118 
8119 static void
8120 isp_rd_2400_nvram(ispsoftc_t *isp, uint32_t addr, uint32_t *rp)
8121 {
8122 	int loops = 0;
8123 	uint32_t base = 0x7ffe0000;
8124 	uint32_t tmp = 0;
8125 
8126 	if (IS_26XX(isp)) {
8127 		base = 0x7fe7c000;	/* XXX: Observation, may be wrong. */
8128 	} else if (IS_25XX(isp)) {
8129 		base = 0x7ff00000 | 0x48000;
8130 	}
8131 	ISP_WRITE(isp, BIU2400_FLASH_ADDR, base | addr);
8132 	for (loops = 0; loops < 5000; loops++) {
8133 		ISP_DELAY(10);
8134 		tmp = ISP_READ(isp, BIU2400_FLASH_ADDR);
8135 		if ((tmp & (1U << 31)) != 0) {
8136 			break;
8137 		}
8138 	}
8139 	if (tmp & (1U << 31)) {
8140 		*rp = ISP_READ(isp, BIU2400_FLASH_DATA);
8141 		ISP_SWIZZLE_NVRAM_LONG(isp, rp);
8142 	} else {
8143 		*rp = 0xffffffff;
8144 	}
8145 }
8146 
8147 static void
8148 isp_parse_nvram_1020(ispsoftc_t *isp, uint8_t *nvram_data)
8149 {
8150 	sdparam *sdp = SDPARAM(isp, 0);
8151 	int tgt;
8152 
8153 	sdp->isp_fifo_threshold =
8154 		ISP_NVRAM_FIFO_THRESHOLD(nvram_data) |
8155 		(ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2);
8156 
8157 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8158 		sdp->isp_initiator_id = ISP_NVRAM_INITIATOR_ID(nvram_data);
8159 
8160 	sdp->isp_bus_reset_delay =
8161 		ISP_NVRAM_BUS_RESET_DELAY(nvram_data);
8162 
8163 	sdp->isp_retry_count =
8164 		ISP_NVRAM_BUS_RETRY_COUNT(nvram_data);
8165 
8166 	sdp->isp_retry_delay =
8167 		ISP_NVRAM_BUS_RETRY_DELAY(nvram_data);
8168 
8169 	sdp->isp_async_data_setup =
8170 		ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data);
8171 
8172 	if (isp->isp_type >= ISP_HA_SCSI_1040) {
8173 		if (sdp->isp_async_data_setup < 9) {
8174 			sdp->isp_async_data_setup = 9;
8175 		}
8176 	} else {
8177 		if (sdp->isp_async_data_setup != 6) {
8178 			sdp->isp_async_data_setup = 6;
8179 		}
8180 	}
8181 
8182 	sdp->isp_req_ack_active_neg =
8183 		ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data);
8184 
8185 	sdp->isp_data_line_active_neg =
8186 		ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data);
8187 
8188 	sdp->isp_data_dma_burst_enabl =
8189 		ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data);
8190 
8191 	sdp->isp_cmd_dma_burst_enable =
8192 		ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data);
8193 
8194 	sdp->isp_tag_aging =
8195 		ISP_NVRAM_TAG_AGE_LIMIT(nvram_data);
8196 
8197 	sdp->isp_selection_timeout =
8198 		ISP_NVRAM_SELECTION_TIMEOUT(nvram_data);
8199 
8200 	sdp->isp_max_queue_depth =
8201 		ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data);
8202 
8203 	sdp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data);
8204 
8205 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8206 		sdp->isp_devparam[tgt].dev_enable =
8207 			ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt);
8208 		sdp->isp_devparam[tgt].exc_throttle =
8209 			ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt);
8210 		sdp->isp_devparam[tgt].nvrm_offset =
8211 			ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt);
8212 		sdp->isp_devparam[tgt].nvrm_period =
8213 			ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt);
8214 		/*
8215 		 * We probably shouldn't lie about this, but it
8216 		 * it makes it much safer if we limit NVRAM values
8217 		 * to sanity.
8218 		 */
8219 		if (isp->isp_type < ISP_HA_SCSI_1040) {
8220 			/*
8221 			 * If we're not ultra, we can't possibly
8222 			 * be a shorter period than this.
8223 			 */
8224 			if (sdp->isp_devparam[tgt].nvrm_period < 0x19) {
8225 				sdp->isp_devparam[tgt].nvrm_period = 0x19;
8226 			}
8227 			if (sdp->isp_devparam[tgt].nvrm_offset > 0xc) {
8228 				sdp->isp_devparam[tgt].nvrm_offset = 0x0c;
8229 			}
8230 		} else {
8231 			if (sdp->isp_devparam[tgt].nvrm_offset > 0x8) {
8232 				sdp->isp_devparam[tgt].nvrm_offset = 0x8;
8233 			}
8234 		}
8235 		sdp->isp_devparam[tgt].nvrm_flags = 0;
8236 		if (ISP_NVRAM_TGT_RENEG(nvram_data, tgt))
8237 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8238 		sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8239 		if (ISP_NVRAM_TGT_TQING(nvram_data, tgt))
8240 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8241 		if (ISP_NVRAM_TGT_SYNC(nvram_data, tgt))
8242 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8243 		if (ISP_NVRAM_TGT_WIDE(nvram_data, tgt))
8244 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8245 		if (ISP_NVRAM_TGT_PARITY(nvram_data, tgt))
8246 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8247 		if (ISP_NVRAM_TGT_DISC(nvram_data, tgt))
8248 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8249 		sdp->isp_devparam[tgt].actv_flags = 0; /* we don't know */
8250 		sdp->isp_devparam[tgt].goal_offset =
8251 		    sdp->isp_devparam[tgt].nvrm_offset;
8252 		sdp->isp_devparam[tgt].goal_period =
8253 		    sdp->isp_devparam[tgt].nvrm_period;
8254 		sdp->isp_devparam[tgt].goal_flags =
8255 		    sdp->isp_devparam[tgt].nvrm_flags;
8256 	}
8257 }
8258 
8259 static void
8260 isp_parse_nvram_1080(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8261 {
8262 	sdparam *sdp = SDPARAM(isp, bus);
8263 	int tgt;
8264 
8265 	sdp->isp_fifo_threshold =
8266 	    ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data);
8267 
8268 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8269 		sdp->isp_initiator_id = ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus);
8270 
8271 	sdp->isp_bus_reset_delay =
8272 	    ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8273 
8274 	sdp->isp_retry_count =
8275 	    ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8276 
8277 	sdp->isp_retry_delay =
8278 	    ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8279 
8280 	sdp->isp_async_data_setup =
8281 	    ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8282 
8283 	sdp->isp_req_ack_active_neg =
8284 	    ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8285 
8286 	sdp->isp_data_line_active_neg =
8287 	    ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8288 
8289 	sdp->isp_data_dma_burst_enabl =
8290 	    ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8291 
8292 	sdp->isp_cmd_dma_burst_enable =
8293 	    ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8294 
8295 	sdp->isp_selection_timeout =
8296 	    ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8297 
8298 	sdp->isp_max_queue_depth =
8299 	     ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8300 
8301 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8302 		sdp->isp_devparam[tgt].dev_enable =
8303 		    ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8304 		sdp->isp_devparam[tgt].exc_throttle =
8305 			ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8306 		sdp->isp_devparam[tgt].nvrm_offset =
8307 			ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8308 		sdp->isp_devparam[tgt].nvrm_period =
8309 			ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8310 		sdp->isp_devparam[tgt].nvrm_flags = 0;
8311 		if (ISP1080_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8312 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8313 		sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8314 		if (ISP1080_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8315 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8316 		if (ISP1080_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8317 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8318 		if (ISP1080_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8319 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8320 		if (ISP1080_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8321 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8322 		if (ISP1080_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8323 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8324 		sdp->isp_devparam[tgt].actv_flags = 0;
8325 		sdp->isp_devparam[tgt].goal_offset =
8326 		    sdp->isp_devparam[tgt].nvrm_offset;
8327 		sdp->isp_devparam[tgt].goal_period =
8328 		    sdp->isp_devparam[tgt].nvrm_period;
8329 		sdp->isp_devparam[tgt].goal_flags =
8330 		    sdp->isp_devparam[tgt].nvrm_flags;
8331 	}
8332 }
8333 
8334 static void
8335 isp_parse_nvram_12160(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8336 {
8337 	sdparam *sdp = SDPARAM(isp, bus);
8338 	int tgt;
8339 
8340 	sdp->isp_fifo_threshold =
8341 	    ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data);
8342 
8343 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8344 		sdp->isp_initiator_id = ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus);
8345 
8346 	sdp->isp_bus_reset_delay =
8347 	    ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8348 
8349 	sdp->isp_retry_count =
8350 	    ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8351 
8352 	sdp->isp_retry_delay =
8353 	    ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8354 
8355 	sdp->isp_async_data_setup =
8356 	    ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8357 
8358 	sdp->isp_req_ack_active_neg =
8359 	    ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8360 
8361 	sdp->isp_data_line_active_neg =
8362 	    ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8363 
8364 	sdp->isp_data_dma_burst_enabl =
8365 	    ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8366 
8367 	sdp->isp_cmd_dma_burst_enable =
8368 	    ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8369 
8370 	sdp->isp_selection_timeout =
8371 	    ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8372 
8373 	sdp->isp_max_queue_depth =
8374 	     ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8375 
8376 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8377 		sdp->isp_devparam[tgt].dev_enable =
8378 		    ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8379 		sdp->isp_devparam[tgt].exc_throttle =
8380 			ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8381 		sdp->isp_devparam[tgt].nvrm_offset =
8382 			ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8383 		sdp->isp_devparam[tgt].nvrm_period =
8384 			ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8385 		sdp->isp_devparam[tgt].nvrm_flags = 0;
8386 		if (ISP12160_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8387 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8388 		sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8389 		if (ISP12160_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8390 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8391 		if (ISP12160_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8392 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8393 		if (ISP12160_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8394 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8395 		if (ISP12160_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8396 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8397 		if (ISP12160_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8398 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8399 		sdp->isp_devparam[tgt].actv_flags = 0;
8400 		sdp->isp_devparam[tgt].goal_offset =
8401 		    sdp->isp_devparam[tgt].nvrm_offset;
8402 		sdp->isp_devparam[tgt].goal_period =
8403 		    sdp->isp_devparam[tgt].nvrm_period;
8404 		sdp->isp_devparam[tgt].goal_flags =
8405 		    sdp->isp_devparam[tgt].nvrm_flags;
8406 	}
8407 }
8408 
8409 static void
8410 isp_parse_nvram_2100(ispsoftc_t *isp, uint8_t *nvram_data)
8411 {
8412 	fcparam *fcp = FCPARAM(isp, 0);
8413 	uint64_t wwn;
8414 
8415 	/*
8416 	 * There is NVRAM storage for both Port and Node entities-
8417 	 * but the Node entity appears to be unused on all the cards
8418 	 * I can find. However, we should account for this being set
8419 	 * at some point in the future.
8420 	 *
8421 	 * Qlogic WWNs have an NAA of 2, but usually nothing shows up in
8422 	 * bits 48..60. In the case of the 2202, it appears that they do
8423 	 * use bit 48 to distinguish between the two instances on the card.
8424 	 * The 2204, which I've never seen, *probably* extends this method.
8425 	 */
8426 	wwn = ISP2100_NVRAM_PORT_NAME(nvram_data);
8427 	if (wwn) {
8428 		isp_prt(isp, ISP_LOGCONFIG, "NVRAM Port WWN 0x%08x%08x",
8429 		    (uint32_t) (wwn >> 32), (uint32_t) (wwn));
8430 		if ((wwn >> 60) == 0) {
8431 			wwn |= (((uint64_t) 2)<< 60);
8432 		}
8433 	}
8434 	fcp->isp_wwpn_nvram = wwn;
8435 	if (IS_2200(isp) || IS_23XX(isp)) {
8436 		wwn = ISP2100_NVRAM_NODE_NAME(nvram_data);
8437 		if (wwn) {
8438 			isp_prt(isp, ISP_LOGCONFIG, "NVRAM Node WWN 0x%08x%08x",
8439 			    (uint32_t) (wwn >> 32),
8440 			    (uint32_t) (wwn));
8441 			if ((wwn >> 60) == 0) {
8442 				wwn |= (((uint64_t) 2)<< 60);
8443 			}
8444 		} else {
8445 			wwn = fcp->isp_wwpn_nvram & ~((uint64_t) 0xfff << 48);
8446 		}
8447 	} else {
8448 		wwn &= ~((uint64_t) 0xfff << 48);
8449 	}
8450 	fcp->isp_wwnn_nvram = wwn;
8451 
8452 	fcp->isp_maxalloc = ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data);
8453 	if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8454 		DEFAULT_FRAMESIZE(isp) =
8455 		    ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data);
8456 	}
8457 	fcp->isp_retry_delay = ISP2100_NVRAM_RETRY_DELAY(nvram_data);
8458 	fcp->isp_retry_count = ISP2100_NVRAM_RETRY_COUNT(nvram_data);
8459 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8460 		fcp->isp_loopid = ISP2100_NVRAM_HARDLOOPID(nvram_data);
8461 	}
8462 	if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8463 		DEFAULT_EXEC_THROTTLE(isp) =
8464 			ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data);
8465 	}
8466 	fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data);
8467 	isp_prt(isp, ISP_LOGDEBUG0,
8468 	    "NVRAM 0x%08x%08x 0x%08x%08x maxalloc %d maxframelen %d",
8469 	    (uint32_t) (fcp->isp_wwnn_nvram >> 32),
8470 	    (uint32_t) fcp->isp_wwnn_nvram,
8471 	    (uint32_t) (fcp->isp_wwpn_nvram >> 32),
8472 	    (uint32_t) fcp->isp_wwpn_nvram,
8473 	    ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data),
8474 	    ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data));
8475 	isp_prt(isp, ISP_LOGDEBUG0,
8476 	    "execthrottle %d fwoptions 0x%x hardloop %d tov %d",
8477 	    ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data),
8478 	    ISP2100_NVRAM_OPTIONS(nvram_data),
8479 	    ISP2100_NVRAM_HARDLOOPID(nvram_data),
8480 	    ISP2100_NVRAM_TOV(nvram_data));
8481 	fcp->isp_xfwoptions = ISP2100_XFW_OPTIONS(nvram_data);
8482 	fcp->isp_zfwoptions = ISP2100_ZFW_OPTIONS(nvram_data);
8483 	isp_prt(isp, ISP_LOGDEBUG0, "xfwoptions 0x%x zfw options 0x%x",
8484 	    ISP2100_XFW_OPTIONS(nvram_data), ISP2100_ZFW_OPTIONS(nvram_data));
8485 }
8486 
8487 static void
8488 isp_parse_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8489 {
8490 	fcparam *fcp = FCPARAM(isp, 0);
8491 	uint64_t wwn;
8492 
8493 	isp_prt(isp, ISP_LOGDEBUG0,
8494 	    "NVRAM 0x%08x%08x 0x%08x%08x exchg_cnt %d maxframelen %d",
8495 	    (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data) >> 32),
8496 	    (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data)),
8497 	    (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data) >> 32),
8498 	    (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data)),
8499 	    ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data),
8500 	    ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data));
8501 	isp_prt(isp, ISP_LOGDEBUG0,
8502 	    "NVRAM execthr %d loopid %d fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x",
8503 	    ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data),
8504 	    ISP2400_NVRAM_HARDLOOPID(nvram_data),
8505 	    ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data),
8506 	    ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data),
8507 	    ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data));
8508 
8509 	wwn = ISP2400_NVRAM_PORT_NAME(nvram_data);
8510 	fcp->isp_wwpn_nvram = wwn;
8511 
8512 	wwn = ISP2400_NVRAM_NODE_NAME(nvram_data);
8513 	if (wwn) {
8514 		if ((wwn >> 60) != 2 && (wwn >> 60) != 5) {
8515 			wwn = 0;
8516 		}
8517 	}
8518 	if (wwn == 0 && (fcp->isp_wwpn_nvram >> 60) == 2) {
8519 		wwn = fcp->isp_wwpn_nvram;
8520 		wwn &= ~((uint64_t) 0xfff << 48);
8521 	}
8522 	fcp->isp_wwnn_nvram = wwn;
8523 
8524 	if (ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data)) {
8525 		fcp->isp_maxalloc = ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data);
8526 	}
8527 	if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8528 		DEFAULT_FRAMESIZE(isp) =
8529 		    ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data);
8530 	}
8531 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8532 		fcp->isp_loopid = ISP2400_NVRAM_HARDLOOPID(nvram_data);
8533 	}
8534 	if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8535 		DEFAULT_EXEC_THROTTLE(isp) =
8536 			ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data);
8537 	}
8538 	fcp->isp_fwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data);
8539 	fcp->isp_xfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data);
8540 	fcp->isp_zfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data);
8541 }
8542