xref: /freebsd/sys/dev/isp/isp.c (revision d8b878873e7aa8df1972cc6a642804b17eb61087)
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 #define	ISP_MARK_PORTDB(a, b, c)				\
68     isp_prt(isp, ISP_LOGSANCFG, 				\
69 	"Chan %d ISP_MARK_PORTDB@LINE %d", b, __LINE__);	\
70     isp_mark_portdb(a, b, c)
71 
72 /*
73  * Local static data
74  */
75 static const char fconf[] = "Chan %d PortDB[%d] changed:\n current =(0x%x@0x%06x 0x%08x%08x 0x%08x%08x)\n database=(0x%x@0x%06x 0x%08x%08x 0x%08x%08x)";
76 static const char notresp[] = "Not RESPONSE in RESPONSE Queue (type 0x%x) @ idx %d (next %d) nlooked %d";
77 static const char topology[] = "Chan %d WWPN 0x%08x%08x PortID 0x%06x N-Port Handle %d, Connection '%s'";
78 static const char sc4[] = "NVRAM";
79 static const char bun[] = "bad underrun (count %d, resid %d, status %s)";
80 static const char lipd[] = "Chan %d LIP destroyed %d active commands";
81 static const char sacq[] = "unable to acquire scratch area";
82 
83 static const uint8_t alpa_map[] = {
84 	0xef, 0xe8, 0xe4, 0xe2, 0xe1, 0xe0, 0xdc, 0xda,
85 	0xd9, 0xd6, 0xd5, 0xd4, 0xd3, 0xd2, 0xd1, 0xce,
86 	0xcd, 0xcc, 0xcb, 0xca, 0xc9, 0xc7, 0xc6, 0xc5,
87 	0xc3, 0xbc, 0xba, 0xb9, 0xb6, 0xb5, 0xb4, 0xb3,
88 	0xb2, 0xb1, 0xae, 0xad, 0xac, 0xab, 0xaa, 0xa9,
89 	0xa7, 0xa6, 0xa5, 0xa3, 0x9f, 0x9e, 0x9d, 0x9b,
90 	0x98, 0x97, 0x90, 0x8f, 0x88, 0x84, 0x82, 0x81,
91 	0x80, 0x7c, 0x7a, 0x79, 0x76, 0x75, 0x74, 0x73,
92 	0x72, 0x71, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x69,
93 	0x67, 0x66, 0x65, 0x63, 0x5c, 0x5a, 0x59, 0x56,
94 	0x55, 0x54, 0x53, 0x52, 0x51, 0x4e, 0x4d, 0x4c,
95 	0x4b, 0x4a, 0x49, 0x47, 0x46, 0x45, 0x43, 0x3c,
96 	0x3a, 0x39, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31,
97 	0x2e, 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x27, 0x26,
98 	0x25, 0x23, 0x1f, 0x1e, 0x1d, 0x1b, 0x18, 0x17,
99 	0x10, 0x0f, 0x08, 0x04, 0x02, 0x01, 0x00
100 };
101 
102 /*
103  * Local function prototypes.
104  */
105 static void isp_prt_endcmd(ispsoftc_t *, XS_T *);
106 static int isp_parse_async(ispsoftc_t *, uint16_t);
107 static int isp_parse_async_fc(ispsoftc_t *, uint16_t);
108 static int isp_handle_other_response(ispsoftc_t *, int, isphdr_t *, uint32_t *);
109 static void isp_parse_status(ispsoftc_t *, ispstatusreq_t *, XS_T *, long *); static void
110 isp_parse_status_24xx(ispsoftc_t *, isp24xx_statusreq_t *, XS_T *, long *);
111 static void isp_fastpost_complete(ispsoftc_t *, uint32_t);
112 static int isp_mbox_continue(ispsoftc_t *);
113 static void isp_scsi_init(ispsoftc_t *);
114 static void isp_scsi_channel_init(ispsoftc_t *, int);
115 static void isp_fibre_init(ispsoftc_t *);
116 static void isp_fibre_init_2400(ispsoftc_t *);
117 static void isp_mark_portdb(ispsoftc_t *, int, int);
118 static int isp_plogx(ispsoftc_t *, int, uint16_t, uint32_t, int, int);
119 static int isp_port_login(ispsoftc_t *, uint16_t, uint32_t);
120 static int isp_port_logout(ispsoftc_t *, uint16_t, uint32_t);
121 static int isp_getpdb(ispsoftc_t *, int, uint16_t, isp_pdb_t *, int);
122 static void isp_dump_chip_portdb(ispsoftc_t *, int, int);
123 static uint64_t isp_get_wwn(ispsoftc_t *, int, int, int);
124 static int isp_fclink_test(ispsoftc_t *, int, int);
125 static int isp_pdb_sync(ispsoftc_t *, int);
126 static int isp_scan_loop(ispsoftc_t *, int);
127 static int isp_gid_ft_sns(ispsoftc_t *, int);
128 static int isp_gid_ft_ct_passthru(ispsoftc_t *, int);
129 static int isp_scan_fabric(ispsoftc_t *, int);
130 static int isp_login_device(ispsoftc_t *, int, uint32_t, isp_pdb_t *, uint16_t *);
131 static int isp_register_fc4_type(ispsoftc_t *, int);
132 static int isp_register_fc4_type_24xx(ispsoftc_t *, int);
133 static uint16_t isp_nxt_handle(ispsoftc_t *, int, uint16_t);
134 static void isp_fw_state(ispsoftc_t *, int);
135 static void isp_mboxcmd_qnw(ispsoftc_t *, mbreg_t *, int);
136 static void isp_mboxcmd(ispsoftc_t *, mbreg_t *);
137 
138 static void isp_spi_update(ispsoftc_t *, int);
139 static void isp_setdfltsdparm(ispsoftc_t *);
140 static void isp_setdfltfcparm(ispsoftc_t *, int);
141 static int isp_read_nvram(ispsoftc_t *, int);
142 static int isp_read_nvram_2400(ispsoftc_t *, uint8_t *);
143 static void isp_rdnvram_word(ispsoftc_t *, int, uint16_t *);
144 static void isp_rd_2400_nvram(ispsoftc_t *, uint32_t, uint32_t *);
145 static void isp_parse_nvram_1020(ispsoftc_t *, uint8_t *);
146 static void isp_parse_nvram_1080(ispsoftc_t *, int, uint8_t *);
147 static void isp_parse_nvram_12160(ispsoftc_t *, int, uint8_t *);
148 static void isp_parse_nvram_2100(ispsoftc_t *, uint8_t *);
149 static void isp_parse_nvram_2400(ispsoftc_t *, uint8_t *);
150 
151 /*
152  * Reset Hardware.
153  *
154  * Hit the chip over the head, download new f/w if available and set it running.
155  *
156  * Locking done elsewhere.
157  */
158 
159 void
160 isp_reset(ispsoftc_t *isp, int do_load_defaults)
161 {
162 	mbreg_t mbs;
163 	uint32_t code_org, val;
164 	int loops, i, dodnld = 1;
165 	const char *btype = "????";
166 	static const char dcrc[] = "Downloaded RISC Code Checksum Failure";
167 
168 	isp->isp_state = ISP_NILSTATE;
169 	if (isp->isp_dead) {
170 		isp_shutdown(isp);
171 		ISP_DISABLE_INTS(isp);
172 		return;
173 	}
174 
175 	/*
176 	 * Basic types (SCSI, FibreChannel and PCI or SBus)
177 	 * have been set in the MD code. We figure out more
178 	 * here. Possibly more refined types based upon PCI
179 	 * identification. Chip revision has been gathered.
180 	 *
181 	 * After we've fired this chip up, zero out the conf1 register
182 	 * for SCSI adapters and do other settings for the 2100.
183 	 */
184 
185 	ISP_DISABLE_INTS(isp);
186 
187 	/*
188 	 * Pick an initial maxcmds value which will be used
189 	 * to allocate xflist pointer space. It may be changed
190 	 * later by the firmware.
191 	 */
192 	if (IS_24XX(isp)) {
193 		isp->isp_maxcmds = 4096;
194 	} else if (IS_2322(isp)) {
195 		isp->isp_maxcmds = 2048;
196 	} else if (IS_23XX(isp) || IS_2200(isp)) {
197 		isp->isp_maxcmds = 1024;
198  	} else {
199 		isp->isp_maxcmds = 512;
200 	}
201 
202 	/*
203 	 * Set up DMA for the request and response queues.
204 	 *
205 	 * We do this now so we can use the request queue
206 	 * for dma to load firmware from.
207 	 */
208 	if (ISP_MBOXDMASETUP(isp) != 0) {
209 		isp_prt(isp, ISP_LOGERR, "Cannot setup DMA");
210 		return;
211 	}
212 
213 	/*
214 	 * Set up default request/response queue in-pointer/out-pointer
215 	 * register indices.
216 	 */
217 	if (IS_24XX(isp)) {
218 		isp->isp_rqstinrp = BIU2400_REQINP;
219 		isp->isp_rqstoutrp = BIU2400_REQOUTP;
220 		isp->isp_respinrp = BIU2400_RSPINP;
221 		isp->isp_respoutrp = BIU2400_RSPOUTP;
222 	} else if (IS_23XX(isp)) {
223 		isp->isp_rqstinrp = BIU_REQINP;
224 		isp->isp_rqstoutrp = BIU_REQOUTP;
225 		isp->isp_respinrp = BIU_RSPINP;
226 		isp->isp_respoutrp = BIU_RSPOUTP;
227 	} else {
228 		isp->isp_rqstinrp = INMAILBOX4;
229 		isp->isp_rqstoutrp = OUTMAILBOX4;
230 		isp->isp_respinrp = OUTMAILBOX5;
231 		isp->isp_respoutrp = INMAILBOX5;
232 	}
233 
234 	/*
235 	 * Put the board into PAUSE mode (so we can read the SXP registers
236 	 * or write FPM/FBM registers).
237 	 */
238 	if (IS_24XX(isp)) {
239 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_HOST_INT);
240 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
241 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_PAUSE);
242 	} else {
243 		ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
244 	}
245 
246 	if (IS_FC(isp)) {
247 		switch (isp->isp_type) {
248 		case ISP_HA_FC_2100:
249 			btype = "2100";
250 			break;
251 		case ISP_HA_FC_2200:
252 			btype = "2200";
253 			break;
254 		case ISP_HA_FC_2300:
255 			btype = "2300";
256 			break;
257 		case ISP_HA_FC_2312:
258 			btype = "2312";
259 			break;
260 		case ISP_HA_FC_2322:
261 			btype = "2322";
262 			break;
263 		case ISP_HA_FC_2400:
264 			btype = "2422";
265 			break;
266 		case ISP_HA_FC_2500:
267 			btype = "2532";
268 			break;
269 		default:
270 			break;
271 		}
272 
273 		if (!IS_24XX(isp)) {
274 			/*
275 			 * While we're paused, reset the FPM module and FBM
276 			 * fifos.
277 			 */
278 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
279 			ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
280 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
281 			ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
282 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
283 		}
284 	} else if (IS_1240(isp)) {
285 		sdparam *sdp;
286 
287 		btype = "1240";
288 		isp->isp_clock = 60;
289 		sdp = SDPARAM(isp, 0);
290 		sdp->isp_ultramode = 1;
291 		sdp = SDPARAM(isp, 1);
292 		sdp->isp_ultramode = 1;
293 		/*
294 		 * XXX: Should probably do some bus sensing.
295 		 */
296 	} else if (IS_ULTRA3(isp)) {
297 		sdparam *sdp = isp->isp_param;
298 
299 		isp->isp_clock = 100;
300 
301 		if (IS_10160(isp))
302 			btype = "10160";
303 		else if (IS_12160(isp))
304 			btype = "12160";
305 		else
306 			btype = "<UNKLVD>";
307 		sdp->isp_lvdmode = 1;
308 
309 		if (IS_DUALBUS(isp)) {
310 			sdp++;
311 			sdp->isp_lvdmode = 1;
312 		}
313 	} else if (IS_ULTRA2(isp)) {
314 		static const char m[] = "bus %d is in %s Mode";
315 		uint16_t l;
316 		sdparam *sdp = SDPARAM(isp, 0);
317 
318 		isp->isp_clock = 100;
319 
320 		if (IS_1280(isp))
321 			btype = "1280";
322 		else if (IS_1080(isp))
323 			btype = "1080";
324 		else
325 			btype = "<UNKLVD>";
326 
327 		l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK;
328 		switch (l) {
329 		case ISP1080_LVD_MODE:
330 			sdp->isp_lvdmode = 1;
331 			isp_prt(isp, ISP_LOGCONFIG, m, 0, "LVD");
332 			break;
333 		case ISP1080_HVD_MODE:
334 			sdp->isp_diffmode = 1;
335 			isp_prt(isp, ISP_LOGCONFIG, m, 0, "Differential");
336 			break;
337 		case ISP1080_SE_MODE:
338 			sdp->isp_ultramode = 1;
339 			isp_prt(isp, ISP_LOGCONFIG, m, 0, "Single-Ended");
340 			break;
341 		default:
342 			isp_prt(isp, ISP_LOGERR,
343 			    "unknown mode on bus %d (0x%x)", 0, l);
344 			break;
345 		}
346 
347 		if (IS_DUALBUS(isp)) {
348 			sdp = SDPARAM(isp, 1);
349 			l = ISP_READ(isp, SXP_PINS_DIFF|SXP_BANK1_SELECT);
350 			l &= ISP1080_MODE_MASK;
351 			switch (l) {
352 			case ISP1080_LVD_MODE:
353 				sdp->isp_lvdmode = 1;
354 				isp_prt(isp, ISP_LOGCONFIG, m, 1, "LVD");
355 				break;
356 			case ISP1080_HVD_MODE:
357 				sdp->isp_diffmode = 1;
358 				isp_prt(isp, ISP_LOGCONFIG,
359 				    m, 1, "Differential");
360 				break;
361 			case ISP1080_SE_MODE:
362 				sdp->isp_ultramode = 1;
363 				isp_prt(isp, ISP_LOGCONFIG,
364 				    m, 1, "Single-Ended");
365 				break;
366 			default:
367 				isp_prt(isp, ISP_LOGERR,
368 				    "unknown mode on bus %d (0x%x)", 1, l);
369 				break;
370 			}
371 		}
372 	} else {
373 		sdparam *sdp = SDPARAM(isp, 0);
374 		i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK;
375 		switch (i) {
376 		default:
377 			isp_prt(isp, ISP_LOGALL, "Unknown Chip Type 0x%x", i);
378 			/* FALLTHROUGH */
379 		case 1:
380 			btype = "1020";
381 			isp->isp_type = ISP_HA_SCSI_1020;
382 			isp->isp_clock = 40;
383 			break;
384 		case 2:
385 			/*
386 			 * Some 1020A chips are Ultra Capable, but don't
387 			 * run the clock rate up for that unless told to
388 			 * do so by the Ultra Capable bits being set.
389 			 */
390 			btype = "1020A";
391 			isp->isp_type = ISP_HA_SCSI_1020A;
392 			isp->isp_clock = 40;
393 			break;
394 		case 3:
395 			btype = "1040";
396 			isp->isp_type = ISP_HA_SCSI_1040;
397 			isp->isp_clock = 60;
398 			break;
399 		case 4:
400 			btype = "1040A";
401 			isp->isp_type = ISP_HA_SCSI_1040A;
402 			isp->isp_clock = 60;
403 			break;
404 		case 5:
405 			btype = "1040B";
406 			isp->isp_type = ISP_HA_SCSI_1040B;
407 			isp->isp_clock = 60;
408 			break;
409 		case 6:
410 			btype = "1040C";
411 			isp->isp_type = ISP_HA_SCSI_1040C;
412 			isp->isp_clock = 60;
413                         break;
414 		}
415 		/*
416 		 * Now, while we're at it, gather info about ultra
417 		 * and/or differential mode.
418 		 */
419 		if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) {
420 			isp_prt(isp, ISP_LOGCONFIG, "Differential Mode");
421 			sdp->isp_diffmode = 1;
422 		} else {
423 			sdp->isp_diffmode = 0;
424 		}
425 		i = ISP_READ(isp, RISC_PSR);
426 		if (isp->isp_bustype == ISP_BT_SBUS) {
427 			i &= RISC_PSR_SBUS_ULTRA;
428 		} else {
429 			i &= RISC_PSR_PCI_ULTRA;
430 		}
431 		if (i != 0) {
432 			isp_prt(isp, ISP_LOGCONFIG, "Ultra Mode Capable");
433 			sdp->isp_ultramode = 1;
434 			/*
435 			 * If we're in Ultra Mode, we have to be 60MHz clock-
436 			 * even for the SBus version.
437 			 */
438 			isp->isp_clock = 60;
439 		} else {
440 			sdp->isp_ultramode = 0;
441 			/*
442 			 * Clock is known. Gronk.
443 			 */
444 		}
445 
446 		/*
447 		 * Machine dependent clock (if set) overrides
448 		 * our generic determinations.
449 		 */
450 		if (isp->isp_mdvec->dv_clock) {
451 			if (isp->isp_mdvec->dv_clock < isp->isp_clock) {
452 				isp->isp_clock = isp->isp_mdvec->dv_clock;
453 			}
454 		}
455 
456 	}
457 
458 	/*
459 	 * Clear instrumentation
460 	 */
461 	isp->isp_intcnt = isp->isp_intbogus = 0;
462 
463 	/*
464 	 * Do MD specific pre initialization
465 	 */
466 	ISP_RESET0(isp);
467 
468 	/*
469 	 * Hit the chip over the head with hammer,
470 	 * and give it a chance to recover.
471 	 */
472 
473 	if (IS_SCSI(isp)) {
474 		ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET);
475 		/*
476 		 * A slight delay...
477 		 */
478 		ISP_DELAY(100);
479 
480 		/*
481 		 * Clear data && control DMA engines.
482 		 */
483 		ISP_WRITE(isp, CDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
484 		ISP_WRITE(isp, DDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
485 
486 
487 	} else if (IS_24XX(isp)) {
488 		/*
489 		 * Stop DMA and wait for it to stop.
490 		 */
491 		ISP_WRITE(isp, BIU2400_CSR, BIU2400_DMA_STOP|(3 << 4));
492 		for (val = loops = 0; loops < 30000; loops++) {
493 			ISP_DELAY(10);
494 			val = ISP_READ(isp, BIU2400_CSR);
495 			if ((val & BIU2400_DMA_ACTIVE) == 0) {
496 				break;
497 			}
498 		}
499 		if (val & BIU2400_DMA_ACTIVE) {
500 			ISP_RESET0(isp);
501 			isp_prt(isp, ISP_LOGERR, "DMA Failed to Stop on Reset");
502 			return;
503 		}
504 		/*
505 		 * Hold it in SOFT_RESET and STOP state for 100us.
506 		 */
507 		ISP_WRITE(isp, BIU2400_CSR, BIU2400_SOFT_RESET|BIU2400_DMA_STOP|(3 << 4));
508 		ISP_DELAY(100);
509 		for (loops = 0; loops < 10000; loops++) {
510 			ISP_DELAY(5);
511 			val = ISP_READ(isp, OUTMAILBOX0);
512 		}
513 		for (val = loops = 0; loops < 500000; loops ++) {
514 			val = ISP_READ(isp, BIU2400_CSR);
515 			if ((val & BIU2400_SOFT_RESET) == 0) {
516 				break;
517 			}
518 		}
519 		if (val & BIU2400_SOFT_RESET) {
520 			ISP_RESET0(isp);
521 			isp_prt(isp, ISP_LOGERR, "Failed to come out of reset");
522 			return;
523 		}
524 	} else {
525 		ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET);
526 		/*
527 		 * A slight delay...
528 		 */
529 		ISP_DELAY(100);
530 
531 		/*
532 		 * Clear data && control DMA engines.
533 		 */
534 		ISP_WRITE(isp, CDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
535 		ISP_WRITE(isp, TDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
536 		ISP_WRITE(isp, RDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
537 	}
538 
539 	/*
540 	 * Wait for ISP to be ready to go...
541 	 */
542 	loops = MBOX_DELAY_COUNT;
543 	for (;;) {
544 		if (IS_SCSI(isp)) {
545 			if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) {
546 				break;
547 			}
548 		} else if (IS_24XX(isp)) {
549 			if (ISP_READ(isp, OUTMAILBOX0) == 0) {
550 				break;
551 			}
552 		} else {
553 			if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET))
554 				break;
555 		}
556 		ISP_DELAY(100);
557 		if (--loops < 0) {
558 			ISP_DUMPREGS(isp, "chip reset timed out");
559 			ISP_RESET0(isp);
560 			return;
561 		}
562 	}
563 
564 	/*
565 	 * After we've fired this chip up, zero out the conf1 register
566 	 * for SCSI adapters and other settings for the 2100.
567 	 */
568 
569 	if (IS_SCSI(isp)) {
570 		ISP_WRITE(isp, BIU_CONF1, 0);
571 	} else if (!IS_24XX(isp)) {
572 		ISP_WRITE(isp, BIU2100_CSR, 0);
573 	}
574 
575 	/*
576 	 * Reset RISC Processor
577 	 */
578 	if (IS_24XX(isp)) {
579 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET);
580 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RELEASE);
581 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RESET);
582 	} else {
583 		ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
584 		ISP_DELAY(100);
585 		ISP_WRITE(isp, BIU_SEMA, 0);
586 	}
587 
588 	/*
589 	 * Post-RISC Reset stuff.
590 	 */
591 	if (IS_24XX(isp)) {
592 		for (val = loops = 0; loops < 5000000; loops++) {
593 			ISP_DELAY(5);
594 			val = ISP_READ(isp, OUTMAILBOX0);
595 			if (val == 0) {
596 				break;
597 			}
598 		}
599 		if (val != 0) {
600 			ISP_RESET0(isp);
601 			isp_prt(isp, ISP_LOGERR, "reset didn't clear");
602 			return;
603 		}
604 	} else if (IS_SCSI(isp)) {
605 		uint16_t tmp = isp->isp_mdvec->dv_conf1;
606 		/*
607 		 * Busted FIFO. Turn off all but burst enables.
608 		 */
609 		if (isp->isp_type == ISP_HA_SCSI_1040A) {
610 			tmp &= BIU_BURST_ENABLE;
611 		}
612 		ISP_SETBITS(isp, BIU_CONF1, tmp);
613 		if (tmp & BIU_BURST_ENABLE) {
614 			ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST);
615 			ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST);
616 		}
617 		if (SDPARAM(isp, 0)->isp_ptisp) {
618 			if (SDPARAM(isp, 0)->isp_ultramode) {
619 				while (ISP_READ(isp, RISC_MTR) != 0x1313) {
620 					ISP_WRITE(isp, RISC_MTR, 0x1313);
621 					ISP_WRITE(isp, HCCR, HCCR_CMD_STEP);
622 				}
623 			} else {
624 				ISP_WRITE(isp, RISC_MTR, 0x1212);
625 			}
626 			/*
627 			 * PTI specific register
628 			 */
629 			ISP_WRITE(isp, RISC_EMB, DUAL_BANK);
630 		} else {
631 			ISP_WRITE(isp, RISC_MTR, 0x1212);
632 		}
633 		ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
634 	} else {
635 		ISP_WRITE(isp, RISC_MTR2100, 0x1212);
636 		if (IS_2200(isp) || IS_23XX(isp)) {
637 			ISP_WRITE(isp, HCCR, HCCR_2X00_DISABLE_PARITY_PAUSE);
638 		}
639 		ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
640 	}
641 
642 	ISP_WRITE(isp, isp->isp_rqstinrp, 0);
643 	ISP_WRITE(isp, isp->isp_rqstoutrp, 0);
644 	ISP_WRITE(isp, isp->isp_respinrp, 0);
645 	ISP_WRITE(isp, isp->isp_respoutrp, 0);
646 	if (IS_24XX(isp)) {
647 		ISP_WRITE(isp, BIU2400_PRI_REQINP, 0);
648 		ISP_WRITE(isp, BIU2400_PRI_REQOUTP, 0);
649 		ISP_WRITE(isp, BIU2400_ATIO_RSPINP, 0);
650 		ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, 0);
651 	}
652 
653 	/*
654 	 * Do MD specific post initialization
655 	 */
656 	ISP_RESET1(isp);
657 
658 	/*
659 	 * Wait for everything to finish firing up.
660 	 *
661 	 * Avoid doing this on early 2312s because you can generate a PCI
662 	 * parity error (chip breakage).
663 	 */
664 	if (IS_2312(isp) && isp->isp_revision < 2) {
665 		ISP_DELAY(100);
666 	} else {
667 		loops = MBOX_DELAY_COUNT;
668 		while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) {
669 			ISP_DELAY(100);
670 			if (--loops < 0) {
671 				ISP_RESET0(isp);
672 				isp_prt(isp, ISP_LOGERR,
673 				    "MBOX_BUSY never cleared on reset");
674 				return;
675 			}
676 		}
677 	}
678 
679 	/*
680 	 * Up until this point we've done everything by just reading or
681 	 * setting registers. From this point on we rely on at least *some*
682 	 * kind of firmware running in the card.
683 	 */
684 
685 	/*
686 	 * Do some sanity checking by running a NOP command.
687 	 * If it succeeds, the ROM firmware is now running.
688 	 */
689 	ISP_MEMZERO(&mbs, sizeof (mbs));
690 	mbs.param[0] = MBOX_NO_OP;
691 	mbs.logval = MBLOGALL;
692 	isp_mboxcmd(isp, &mbs);
693 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
694 		isp_prt(isp, ISP_LOGERR, "NOP command failed (%x)", mbs.param[0]);
695 		ISP_RESET0(isp);
696 		return;
697 	}
698 
699 	/*
700 	 * Do some operational tests
701 	 */
702 
703 	if (IS_SCSI(isp) || IS_24XX(isp)) {
704 		ISP_MEMZERO(&mbs, sizeof (mbs));
705 		mbs.param[0] = MBOX_MAILBOX_REG_TEST;
706 		mbs.param[1] = 0xdead;
707 		mbs.param[2] = 0xbeef;
708 		mbs.param[3] = 0xffff;
709 		mbs.param[4] = 0x1111;
710 		mbs.param[5] = 0xa5a5;
711 		mbs.param[6] = 0x0000;
712 		mbs.param[7] = 0x0000;
713 		mbs.logval = MBLOGALL;
714 		isp_mboxcmd(isp, &mbs);
715 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
716 			ISP_RESET0(isp);
717 			return;
718 		}
719 		if (mbs.param[1] != 0xdead || mbs.param[2] != 0xbeef ||
720 		    mbs.param[3] != 0xffff || mbs.param[4] != 0x1111 ||
721 		    mbs.param[5] != 0xa5a5) {
722 			ISP_RESET0(isp);
723 			isp_prt(isp, ISP_LOGERR, "Register Test Failed (0x%x 0x%x 0x%x 0x%x 0x%x)", mbs.param[1], mbs.param[2], mbs.param[3], mbs.param[4], mbs.param[5]);
724 			return;
725 		}
726 
727 	}
728 
729 	/*
730 	 * Download new Firmware, unless requested not to do so.
731 	 * This is made slightly trickier in some cases where the
732 	 * firmware of the ROM revision is newer than the revision
733 	 * compiled into the driver. So, where we used to compare
734 	 * versions of our f/w and the ROM f/w, now we just see
735 	 * whether we have f/w at all and whether a config flag
736 	 * has disabled our download.
737 	 */
738 	if ((isp->isp_mdvec->dv_ispfw == NULL) || (isp->isp_confopts & ISP_CFG_NORELOAD)) {
739 		dodnld = 0;
740 	}
741 
742 	if (IS_24XX(isp)) {
743 		code_org = ISP_CODE_ORG_2400;
744 	} else if (IS_23XX(isp)) {
745 		code_org = ISP_CODE_ORG_2300;
746 	} else {
747 		code_org = ISP_CODE_ORG;
748 	}
749 
750 	if (dodnld && IS_24XX(isp)) {
751 		const uint32_t *ptr = isp->isp_mdvec->dv_ispfw;
752 
753 		/*
754 		 * Keep loading until we run out of f/w.
755 		 */
756 		code_org = ptr[2];	/* 1st load address is our start addr */
757 
758 		for (;;) {
759 			uint32_t la, wi, wl;
760 
761 			isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], ptr[2]);
762 
763 			wi = 0;
764 			la = ptr[2];
765 			wl = ptr[3];
766 
767 			while (wi < ptr[3]) {
768 				uint32_t *cp;
769 				uint32_t nw;
770 
771 				nw = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) >> 2;
772 				if (nw > wl) {
773 					nw = wl;
774 				}
775 				cp = isp->isp_rquest;
776 				for (i = 0; i < nw; i++) {
777 					ISP_IOXPUT_32(isp,  ptr[wi++], &cp[i]);
778 					wl--;
779 				}
780 				MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)));
781 				ISP_MEMZERO(&mbs, sizeof (mbs));
782 				if (la < 0x10000 && nw < 0x10000) {
783 					mbs.param[0] = MBOX_LOAD_RISC_RAM_2100;
784 					mbs.param[1] = la;
785 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
786 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
787 					mbs.param[4] = nw;
788 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
789 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
790 				} else {
791 					mbs.param[0] = MBOX_LOAD_RISC_RAM;
792 					mbs.param[1] = la;
793 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
794 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
795 					mbs.param[4] = nw >> 16;
796 					mbs.param[5] = nw;
797 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
798 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
799 					mbs.param[8] = la >> 16;
800 				}
801 				mbs.logval = MBLOGALL;
802 				isp_mboxcmd(isp, &mbs);
803 				if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
804 					isp_prt(isp, ISP_LOGERR, "F/W Risc Ram Load Failed");
805 					ISP_RESET0(isp);
806 					return;
807 				}
808 				la += nw;
809 			}
810 
811 			if (ptr[1] == 0) {
812 				break;
813 			}
814 			ptr += ptr[3];
815 		}
816 		isp->isp_loaded_fw = 1;
817 	} else if (dodnld && IS_23XX(isp)) {
818 		const uint16_t *ptr = isp->isp_mdvec->dv_ispfw;
819 		uint16_t wi, wl, segno;
820 		uint32_t la;
821 
822 		la = code_org;
823 		segno = 0;
824 
825 		for (;;) {
826 			uint32_t nxtaddr;
827 
828 			isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], la);
829 
830 			wi = 0;
831 			wl = ptr[3];
832 
833 			while (wi < ptr[3]) {
834 				uint16_t *cp;
835 				uint16_t nw;
836 
837 				nw = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) >> 1;
838 				if (nw > wl) {
839 					nw = wl;
840 				}
841 				if (nw > (1 << 15)) {
842 					nw = 1 << 15;
843 				}
844 				cp = isp->isp_rquest;
845 				for (i = 0; i < nw; i++) {
846 					ISP_IOXPUT_16(isp,  ptr[wi++], &cp[i]);
847 					wl--;
848 				}
849 				MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)));
850 				ISP_MEMZERO(&mbs, sizeof (mbs));
851 				if (la < 0x10000) {
852 					mbs.param[0] = MBOX_LOAD_RISC_RAM_2100;
853 					mbs.param[1] = la;
854 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
855 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
856 					mbs.param[4] = nw;
857 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
858 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
859 				} else {
860 					mbs.param[0] = MBOX_LOAD_RISC_RAM;
861 					mbs.param[1] = la;
862 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
863 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
864 					mbs.param[4] = nw;
865 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
866 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
867 					mbs.param[8] = la >> 16;
868 				}
869 				mbs.logval = MBLOGALL;
870 				isp_mboxcmd(isp, &mbs);
871 				if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
872 					isp_prt(isp, ISP_LOGERR, "F/W Risc Ram Load Failed");
873 					ISP_RESET0(isp);
874 					return;
875 				}
876 				la += nw;
877 			}
878 
879 			if (!IS_2322(isp)) {
880 				break;
881 			}
882 
883 			if (++segno == 3) {
884 				break;
885 			}
886 
887 			/*
888 			 * If we're a 2322, the firmware actually comes in
889 			 * three chunks. We loaded the first at the code_org
890 			 * address. The other two chunks, which follow right
891 			 * after each other in memory here, get loaded at
892 			 * addresses specfied at offset 0x9..0xB.
893 			 */
894 
895 			nxtaddr = ptr[3];
896 			ptr = &ptr[nxtaddr];
897 			la = ptr[5] | ((ptr[4] & 0x3f) << 16);
898 		}
899 		isp->isp_loaded_fw = 1;
900 	} else if (dodnld) {
901 		union {
902 			const uint16_t *cp;
903 			uint16_t *np;
904 		} ucd;
905 		ucd.cp = isp->isp_mdvec->dv_ispfw;
906 		isp->isp_mbxworkp = &ucd.np[1];
907 		isp->isp_mbxwrk0 = ucd.np[3] - 1;
908 		isp->isp_mbxwrk1 = code_org + 1;
909 		ISP_MEMZERO(&mbs, sizeof (mbs));
910 		mbs.param[0] = MBOX_WRITE_RAM_WORD;
911 		mbs.param[1] = code_org;
912 		mbs.param[2] = ucd.np[0];
913 		mbs.logval = MBLOGNONE;
914 		isp_mboxcmd(isp, &mbs);
915 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
916 			isp_prt(isp, ISP_LOGERR, "F/W download failed at word %d", isp->isp_mbxwrk1 - code_org);
917 			ISP_RESET0(isp);
918 			return;
919 		}
920 	} else {
921 		isp->isp_loaded_fw = 0;
922 		isp_prt(isp, ISP_LOGDEBUG2, "skipping f/w download");
923 	}
924 
925 	/*
926 	 * If we loaded firmware, verify its checksum
927 	 */
928 	if (isp->isp_loaded_fw) {
929 		ISP_MEMZERO(&mbs, sizeof (mbs));
930 		mbs.param[0] = MBOX_VERIFY_CHECKSUM;
931 		if (IS_24XX(isp)) {
932 			mbs.param[1] = code_org >> 16;
933 			mbs.param[2] = code_org;
934 		} else {
935 			mbs.param[1] = code_org;
936 		}
937 		isp_mboxcmd(isp, &mbs);
938 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
939 			isp_prt(isp, ISP_LOGERR, dcrc);
940 			ISP_RESET0(isp);
941 			return;
942 		}
943 	}
944 
945 	/*
946 	 * Now start it rolling.
947 	 *
948 	 * If we didn't actually download f/w,
949 	 * we still need to (re)start it.
950 	 */
951 
952 
953 	MBSINIT(&mbs, MBOX_EXEC_FIRMWARE, MBLOGALL, 1000000);
954 	if (IS_24XX(isp)) {
955 		mbs.param[1] = code_org >> 16;
956 		mbs.param[2] = code_org;
957 		if (isp->isp_loaded_fw) {
958 			mbs.param[3] = 0;
959 		} else {
960 			mbs.param[3] = 1;
961 		}
962 		if (IS_25XX(isp)) {
963 			mbs.ibits |= 0x10;
964 		}
965 	} else if (IS_2322(isp)) {
966 		mbs.param[1] = code_org;
967 		if (isp->isp_loaded_fw) {
968 			mbs.param[2] = 0;
969 		} else {
970 			mbs.param[2] = 1;
971 		}
972 	} else {
973 		mbs.param[1] = code_org;
974 	}
975 	isp_mboxcmd(isp, &mbs);
976 	if (IS_2322(isp) || IS_24XX(isp)) {
977 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
978 			ISP_RESET0(isp);
979 			return;
980 		}
981 	}
982 
983 	/*
984 	 * Give it a chance to finish starting up.
985 	 * Give the 24XX more time.
986 	 */
987 	if (IS_24XX(isp)) {
988 		ISP_DELAY(500000);
989 		/*
990 		 * Check to see if the 24XX firmware really started.
991 		 */
992 		if (mbs.param[1] == 0xdead) {
993 			isp_prt(isp, ISP_LOGERR, "f/w didn't *really* start");
994 			ISP_RESET0(isp);
995 			return;
996 		}
997 	} else {
998 		ISP_DELAY(250000);
999 		if (IS_SCSI(isp)) {
1000 			/*
1001 			 * Set CLOCK RATE, but only if asked to.
1002 			 */
1003 			if (isp->isp_clock) {
1004 				mbs.param[0] = MBOX_SET_CLOCK_RATE;
1005 				mbs.param[1] = isp->isp_clock;
1006 				mbs.logval = MBLOGNONE;
1007 				isp_mboxcmd(isp, &mbs);
1008 				/* we will try not to care if this fails */
1009 			}
1010 		}
1011 	}
1012 
1013 	/*
1014 	 * Ask the chip for the current firmware version.
1015 	 * This should prove that the new firmware is working.
1016 	 */
1017 	MBSINIT(&mbs, MBOX_ABOUT_FIRMWARE, MBLOGALL, 0);
1018 	isp_mboxcmd(isp, &mbs);
1019 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1020 		ISP_RESET0(isp);
1021 		return;
1022 	}
1023 
1024 	/*
1025 	 * The SBus firmware that we are using apparently does not return
1026 	 * major, minor, micro revisions in the mailbox registers, which
1027 	 * is really, really, annoying.
1028 	 */
1029 	if (ISP_SBUS_SUPPORTED && isp->isp_bustype == ISP_BT_SBUS) {
1030 		if (dodnld) {
1031 #ifdef	ISP_TARGET_MODE
1032 			isp->isp_fwrev[0] = 7;
1033 			isp->isp_fwrev[1] = 55;
1034 #else
1035 			isp->isp_fwrev[0] = 1;
1036 			isp->isp_fwrev[1] = 37;
1037 #endif
1038 			isp->isp_fwrev[2] = 0;
1039 		}
1040 	} else {
1041 		isp->isp_fwrev[0] = mbs.param[1];
1042 		isp->isp_fwrev[1] = mbs.param[2];
1043 		isp->isp_fwrev[2] = mbs.param[3];
1044 	}
1045 
1046 	isp_prt(isp, ISP_LOGCONFIG, "Board Type %s, Chip Revision 0x%x, %s F/W Revision %d.%d.%d",
1047 	    btype, isp->isp_revision, dodnld? "loaded" : "resident", isp->isp_fwrev[0], isp->isp_fwrev[1], isp->isp_fwrev[2]);
1048 
1049 	if (IS_FC(isp)) {
1050 		/*
1051 		 * We do not believe firmware attributes for 2100 code less
1052 		 * than 1.17.0, unless it's the firmware we specifically
1053 		 * are loading.
1054 		 *
1055 		 * Note that all 22XX and later f/w is greater than 1.X.0.
1056 		 */
1057 		if ((ISP_FW_OLDER_THAN(isp, 1, 17, 1))) {
1058 #ifdef	USE_SMALLER_2100_FIRMWARE
1059 			isp->isp_fwattr = ISP_FW_ATTR_SCCLUN;
1060 #else
1061 			isp->isp_fwattr = 0;
1062 #endif
1063 		} else {
1064 			isp->isp_fwattr = mbs.param[6];
1065 			isp_prt(isp, ISP_LOGDEBUG0, "Firmware Attributes = 0x%x", mbs.param[6]);
1066 		}
1067 	} else {
1068 #ifndef	ISP_TARGET_MODE
1069 		isp->isp_fwattr = ISP_FW_ATTR_TMODE;
1070 #else
1071 		isp->isp_fwattr = 0;
1072 #endif
1073 	}
1074 
1075 	if (!IS_24XX(isp)) {
1076 		MBSINIT(&mbs, MBOX_GET_FIRMWARE_STATUS, MBLOGALL, 0);
1077 		isp_mboxcmd(isp, &mbs);
1078 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1079 			ISP_RESET0(isp);
1080 			return;
1081 		}
1082 		if (isp->isp_maxcmds >= mbs.param[2]) {
1083 			isp->isp_maxcmds = mbs.param[2];
1084 		}
1085 	}
1086 	isp_prt(isp, ISP_LOGCONFIG, "%d max I/O command limit set", isp->isp_maxcmds);
1087 
1088 	/*
1089 	 * If we don't have Multi-ID f/w loaded, we need to restrict channels to one.
1090 	 * Only make this check for non-SCSI cards (I'm not sure firmware attributes
1091 	 * work for them).
1092 	 */
1093 	if (IS_FC(isp) && ISP_CAP_MULTI_ID(isp) == 0 && isp->isp_nchan > 1) {
1094 		isp_prt(isp, ISP_LOGWARN, "non-MULTIID f/w loaded, only can enable 1 of %d channels", isp->isp_nchan);
1095 		isp->isp_nchan = 1;
1096 	}
1097 
1098 	for (i = 0; i < isp->isp_nchan; i++) {
1099 		isp_fw_state(isp, i);
1100 	}
1101 	if (isp->isp_dead) {
1102 		isp_shutdown(isp);
1103 		ISP_DISABLE_INTS(isp);
1104 		return;
1105 	}
1106 
1107 	isp->isp_state = ISP_RESETSTATE;
1108 
1109 	/*
1110 	 * Okay- now that we have new firmware running, we now (re)set our
1111 	 * notion of how many luns we support. This is somewhat tricky because
1112 	 * if we haven't loaded firmware, we sometimes do not have an easy way
1113 	 * of knowing how many luns we support.
1114 	 *
1115 	 * Expanded lun firmware gives you 32 luns for SCSI cards and
1116 	 * 16384 luns for Fibre Channel cards.
1117 	 *
1118 	 * It turns out that even for QLogic 2100s with ROM 1.10 and above
1119 	 * we do get a firmware attributes word returned in mailbox register 6.
1120 	 *
1121 	 * Because the lun is in a different position in the Request Queue
1122 	 * Entry structure for Fibre Channel with expanded lun firmware, we
1123 	 * can only support one lun (lun zero) when we don't know what kind
1124 	 * of firmware we're running.
1125 	 */
1126 	if (IS_SCSI(isp)) {
1127 		if (dodnld) {
1128 			if (IS_ULTRA2(isp) || IS_ULTRA3(isp)) {
1129 				isp->isp_maxluns = 32;
1130 			} else {
1131 				isp->isp_maxluns = 8;
1132 			}
1133 		} else {
1134 			isp->isp_maxluns = 8;
1135 		}
1136 	} else {
1137 		if (ISP_CAP_SCCFW(isp)) {
1138 			isp->isp_maxluns = 16384;
1139 		} else {
1140 			isp->isp_maxluns = 16;
1141 		}
1142 	}
1143 
1144 	/*
1145 	 * We get some default values established. As a side
1146 	 * effect, NVRAM is read here (unless overriden by
1147 	 * a configuration flag).
1148 	 */
1149 	if (do_load_defaults) {
1150 		if (IS_SCSI(isp)) {
1151 			isp_setdfltsdparm(isp);
1152 		} else {
1153 			for (i = 0; i < isp->isp_nchan; i++) {
1154 				isp_setdfltfcparm(isp, i);
1155 			}
1156 		}
1157 	}
1158 }
1159 
1160 /*
1161  * Initialize Parameters of Hardware to a known state.
1162  *
1163  * Locks are held before coming here.
1164  */
1165 
1166 void
1167 isp_init(ispsoftc_t *isp)
1168 {
1169 	if (IS_FC(isp)) {
1170 		if (IS_24XX(isp)) {
1171 			isp_fibre_init_2400(isp);
1172 		} else {
1173 			isp_fibre_init(isp);
1174 		}
1175 	} else {
1176 		isp_scsi_init(isp);
1177 	}
1178 	GET_NANOTIME(&isp->isp_init_time);
1179 }
1180 
1181 static void
1182 isp_scsi_init(ispsoftc_t *isp)
1183 {
1184 	sdparam *sdp_chan0, *sdp_chan1;
1185 	mbreg_t mbs;
1186 
1187 	sdp_chan0 = SDPARAM(isp, 0);
1188 	sdp_chan1 = sdp_chan0;
1189 	if (IS_DUALBUS(isp)) {
1190 		sdp_chan1 = SDPARAM(isp, 1);
1191 	}
1192 
1193 	/* First do overall per-card settings. */
1194 
1195 	/*
1196 	 * If we have fast memory timing enabled, turn it on.
1197 	 */
1198 	if (sdp_chan0->isp_fast_mttr) {
1199 		ISP_WRITE(isp, RISC_MTR, 0x1313);
1200 	}
1201 
1202 	/*
1203 	 * Set Retry Delay and Count.
1204 	 * You set both channels at the same time.
1205 	 */
1206 	MBSINIT(&mbs, MBOX_SET_RETRY_COUNT, MBLOGALL, 0);
1207 	mbs.param[1] = sdp_chan0->isp_retry_count;
1208 	mbs.param[2] = sdp_chan0->isp_retry_delay;
1209 	mbs.param[6] = sdp_chan1->isp_retry_count;
1210 	mbs.param[7] = sdp_chan1->isp_retry_delay;
1211 	isp_mboxcmd(isp, &mbs);
1212 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1213 		return;
1214 	}
1215 
1216 	/*
1217 	 * Set ASYNC DATA SETUP time. This is very important.
1218 	 */
1219 	MBSINIT(&mbs, MBOX_SET_ASYNC_DATA_SETUP_TIME, MBLOGALL, 0);
1220 	mbs.param[1] = sdp_chan0->isp_async_data_setup;
1221 	mbs.param[2] = sdp_chan1->isp_async_data_setup;
1222 	isp_mboxcmd(isp, &mbs);
1223 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1224 		return;
1225 	}
1226 
1227 	/*
1228 	 * Set ACTIVE Negation State.
1229 	 */
1230 	MBSINIT(&mbs, MBOX_SET_ACT_NEG_STATE, MBLOGNONE, 0);
1231 	mbs.param[1] =
1232 	    (sdp_chan0->isp_req_ack_active_neg << 4) |
1233 	    (sdp_chan0->isp_data_line_active_neg << 5);
1234 	mbs.param[2] =
1235 	    (sdp_chan1->isp_req_ack_active_neg << 4) |
1236 	    (sdp_chan1->isp_data_line_active_neg << 5);
1237 	isp_mboxcmd(isp, &mbs);
1238 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1239 		isp_prt(isp, ISP_LOGERR,
1240 		    "failed to set active negation state (%d,%d), (%d,%d)",
1241 		    sdp_chan0->isp_req_ack_active_neg,
1242 		    sdp_chan0->isp_data_line_active_neg,
1243 		    sdp_chan1->isp_req_ack_active_neg,
1244 		    sdp_chan1->isp_data_line_active_neg);
1245 		/*
1246 		 * But don't return.
1247 		 */
1248 	}
1249 
1250 	/*
1251 	 * Set the Tag Aging limit
1252 	 */
1253 	MBSINIT(&mbs, MBOX_SET_TAG_AGE_LIMIT, MBLOGALL, 0);
1254 	mbs.param[1] = sdp_chan0->isp_tag_aging;
1255 	mbs.param[2] = sdp_chan1->isp_tag_aging;
1256 	isp_mboxcmd(isp, &mbs);
1257 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1258 		isp_prt(isp, ISP_LOGERR, "failed to set tag age limit (%d,%d)",
1259 		    sdp_chan0->isp_tag_aging, sdp_chan1->isp_tag_aging);
1260 		return;
1261 	}
1262 
1263 	/*
1264 	 * Set selection timeout.
1265 	 */
1266 	MBSINIT(&mbs, MBOX_SET_SELECT_TIMEOUT, MBLOGALL, 0);
1267 	mbs.param[1] = sdp_chan0->isp_selection_timeout;
1268 	mbs.param[2] = sdp_chan1->isp_selection_timeout;
1269 	isp_mboxcmd(isp, &mbs);
1270 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1271 		return;
1272 	}
1273 
1274 	/* now do per-channel settings */
1275 	isp_scsi_channel_init(isp, 0);
1276 	if (IS_DUALBUS(isp))
1277 		isp_scsi_channel_init(isp, 1);
1278 
1279 	/*
1280 	 * Now enable request/response queues
1281 	 */
1282 
1283 	if (IS_ULTRA2(isp) || IS_1240(isp)) {
1284 		MBSINIT(&mbs, MBOX_INIT_RES_QUEUE_A64, MBLOGALL, 0);
1285 		mbs.param[1] = RESULT_QUEUE_LEN(isp);
1286 		mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1287 		mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1288 		mbs.param[4] = 0;
1289 		mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1290 		mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1291 		isp_mboxcmd(isp, &mbs);
1292 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1293 			return;
1294 		}
1295 		isp->isp_residx = mbs.param[5];
1296 
1297 		MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE_A64, MBLOGALL, 0);
1298 		mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1299 		mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1300 		mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1301 		mbs.param[5] = 0;
1302 		mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1303 		mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1304 		isp_mboxcmd(isp, &mbs);
1305 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1306 			return;
1307 		}
1308 		isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1309 	} else {
1310 		MBSINIT(&mbs, MBOX_INIT_RES_QUEUE, MBLOGALL, 0);
1311 		mbs.param[1] = RESULT_QUEUE_LEN(isp);
1312 		mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1313 		mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1314 		mbs.param[4] = 0;
1315 		isp_mboxcmd(isp, &mbs);
1316 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1317 			return;
1318 		}
1319 		isp->isp_residx = mbs.param[5];
1320 
1321 		MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE, MBLOGALL, 0);
1322 		mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1323 		mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1324 		mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1325 		mbs.param[5] = 0;
1326 		isp_mboxcmd(isp, &mbs);
1327 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1328 			return;
1329 		}
1330 		isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1331 	}
1332 
1333 	/*
1334 	 * Turn on LVD transitions for ULTRA2 or better and other features
1335 	 *
1336 	 * Now that we have 32 bit handles, don't do any fast posting
1337 	 * any more. For Ultra2/Ultra3 cards, we can turn on 32 bit RIO
1338 	 * operation or use fast posting. To be conservative, we'll only
1339 	 * do this for Ultra3 cards now because the other cards are so
1340 	 * rare for this author to find and test with.
1341 	 */
1342 
1343 	MBSINIT(&mbs, MBOX_SET_FW_FEATURES, MBLOGALL, 0);
1344 	if (IS_ULTRA2(isp))
1345 		mbs.param[1] |= FW_FEATURE_LVD_NOTIFY;
1346 #ifdef	ISP_NO_RIO
1347 	if (IS_ULTRA3(isp))
1348 		mbs.param[1] |= FW_FEATURE_FAST_POST;
1349 #else
1350 	if (IS_ULTRA3(isp))
1351 		mbs.param[1] |= FW_FEATURE_RIO_32BIT;
1352 #endif
1353 	if (mbs.param[1] != 0) {
1354 		uint16_t sfeat = mbs.param[1];
1355 		isp_mboxcmd(isp, &mbs);
1356 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
1357 			isp_prt(isp, ISP_LOGINFO,
1358 			    "Enabled FW features (0x%x)", sfeat);
1359 		}
1360 	}
1361 
1362 	isp->isp_state = ISP_INITSTATE;
1363 }
1364 
1365 static void
1366 isp_scsi_channel_init(ispsoftc_t *isp, int chan)
1367 {
1368 	sdparam *sdp;
1369 	mbreg_t mbs;
1370 	int tgt;
1371 
1372 	sdp = SDPARAM(isp, chan);
1373 
1374 	/*
1375 	 * Set (possibly new) Initiator ID.
1376 	 */
1377 	MBSINIT(&mbs, MBOX_SET_INIT_SCSI_ID, MBLOGALL, 0);
1378 	mbs.param[1] = (chan << 7) | sdp->isp_initiator_id;
1379 	isp_mboxcmd(isp, &mbs);
1380 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1381 		return;
1382 	}
1383 	isp_prt(isp, ISP_LOGINFO, "Chan %d Initiator ID is %d",
1384 	    chan, sdp->isp_initiator_id);
1385 
1386 
1387 	/*
1388 	 * Set current per-target parameters to an initial safe minimum.
1389 	 */
1390 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1391 		int lun;
1392 		uint16_t sdf;
1393 
1394 		if (sdp->isp_devparam[tgt].dev_enable == 0) {
1395 			continue;
1396 		}
1397 #ifndef	ISP_TARGET_MODE
1398 		sdf = sdp->isp_devparam[tgt].goal_flags;
1399 		sdf &= DPARM_SAFE_DFLT;
1400 		/*
1401 		 * It is not quite clear when this changed over so that
1402 		 * we could force narrow and async for 1000/1020 cards,
1403 		 * but assume that this is only the case for loaded
1404 		 * firmware.
1405 		 */
1406 		if (isp->isp_loaded_fw) {
1407 			sdf |= DPARM_NARROW | DPARM_ASYNC;
1408 		}
1409 #else
1410 		/*
1411 		 * The !$*!)$!$)* f/w uses the same index into some
1412 		 * internal table to decide how to respond to negotiations,
1413 		 * so if we've said "let's be safe" for ID X, and ID X
1414 		 * selects *us*, the negotiations will back to 'safe'
1415 		 * (as in narrow/async). What the f/w *should* do is
1416 		 * use the initiator id settings to decide how to respond.
1417 		 */
1418 		sdp->isp_devparam[tgt].goal_flags = sdf = DPARM_DEFAULT;
1419 #endif
1420 		MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGNONE, 0);
1421 		mbs.param[1] = (chan << 15) | (tgt << 8);
1422 		mbs.param[2] = sdf;
1423 		if ((sdf & DPARM_SYNC) == 0) {
1424 			mbs.param[3] = 0;
1425 		} else {
1426 			mbs.param[3] =
1427 			    (sdp->isp_devparam[tgt].goal_offset << 8) |
1428 			    (sdp->isp_devparam[tgt].goal_period);
1429 		}
1430 		isp_prt(isp, ISP_LOGDEBUG0, "Initial Settings bus%d tgt%d flags 0x%x off 0x%x per 0x%x",
1431 		    chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
1432 		isp_mboxcmd(isp, &mbs);
1433 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1434 			sdf = DPARM_SAFE_DFLT;
1435 			MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGALL, 0);
1436 			mbs.param[1] = (tgt << 8) | (chan << 15);
1437 			mbs.param[2] = sdf;
1438 			mbs.param[3] = 0;
1439 			isp_mboxcmd(isp, &mbs);
1440 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1441 				continue;
1442 			}
1443 		}
1444 
1445 		/*
1446 		 * We don't update any information directly from the f/w
1447 		 * because we need to run at least one command to cause a
1448 		 * new state to be latched up. So, we just assume that we
1449 		 * converge to the values we just had set.
1450 		 *
1451 		 * Ensure that we don't believe tagged queuing is enabled yet.
1452 		 * It turns out that sometimes the ISP just ignores our
1453 		 * attempts to set parameters for devices that it hasn't
1454 		 * seen yet.
1455 		 */
1456 		sdp->isp_devparam[tgt].actv_flags = sdf & ~DPARM_TQING;
1457 		for (lun = 0; lun < (int) isp->isp_maxluns; lun++) {
1458 			MBSINIT(&mbs, MBOX_SET_DEV_QUEUE_PARAMS, MBLOGALL, 0);
1459 			mbs.param[1] = (chan << 15) | (tgt << 8) | lun;
1460 			mbs.param[2] = sdp->isp_max_queue_depth;
1461 			mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle;
1462 			isp_mboxcmd(isp, &mbs);
1463 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1464 				break;
1465 			}
1466 		}
1467 	}
1468 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1469 		if (sdp->isp_devparam[tgt].dev_refresh) {
1470 			sdp->sendmarker = 1;
1471 			sdp->update = 1;
1472 			break;
1473 		}
1474 	}
1475 }
1476 
1477 /*
1478  * Fibre Channel specific initialization.
1479  */
1480 static void
1481 isp_fibre_init(ispsoftc_t *isp)
1482 {
1483 	fcparam *fcp;
1484 	isp_icb_t local, *icbp = &local;
1485 	mbreg_t mbs;
1486 	int ownloopid;
1487 
1488 	/*
1489 	 * We only support one channel on non-24XX cards
1490 	 */
1491 	fcp = FCPARAM(isp, 0);
1492 	if (fcp->role == ISP_ROLE_NONE) {
1493 		isp->isp_state = ISP_INITSTATE;
1494 		return;
1495 	}
1496 
1497 	ISP_MEMZERO(icbp, sizeof (*icbp));
1498 	icbp->icb_version = ICB_VERSION1;
1499 	icbp->icb_fwoptions = fcp->isp_fwoptions;
1500 
1501 	/*
1502 	 * Firmware Options are either retrieved from NVRAM or
1503 	 * are patched elsewhere. We check them for sanity here
1504 	 * and make changes based on board revision, but otherwise
1505 	 * let others decide policy.
1506 	 */
1507 
1508 	/*
1509 	 * If this is a 2100 < revision 5, we have to turn off FAIRNESS.
1510 	 */
1511 	if (IS_2100(isp) && isp->isp_revision < 5) {
1512 		icbp->icb_fwoptions &= ~ICBOPT_FAIRNESS;
1513 	}
1514 
1515 	/*
1516 	 * We have to use FULL LOGIN even though it resets the loop too much
1517 	 * because otherwise port database entries don't get updated after
1518 	 * a LIP- this is a known f/w bug for 2100 f/w less than 1.17.0.
1519 	 */
1520 	if (!ISP_FW_NEWER_THAN(isp, 1, 17, 0)) {
1521 		icbp->icb_fwoptions |= ICBOPT_FULL_LOGIN;
1522 	}
1523 
1524 	/*
1525 	 * Insist on Port Database Update Async notifications
1526 	 */
1527 	icbp->icb_fwoptions |= ICBOPT_PDBCHANGE_AE;
1528 
1529 	/*
1530 	 * Make sure that target role reflects into fwoptions.
1531 	 */
1532 	if (fcp->role & ISP_ROLE_TARGET) {
1533 		icbp->icb_fwoptions |= ICBOPT_TGT_ENABLE;
1534 	} else {
1535 		icbp->icb_fwoptions &= ~ICBOPT_TGT_ENABLE;
1536 	}
1537 
1538 	if (fcp->role & ISP_ROLE_INITIATOR) {
1539 		icbp->icb_fwoptions &= ~ICBOPT_INI_DISABLE;
1540 	} else {
1541 		icbp->icb_fwoptions |= ICBOPT_INI_DISABLE;
1542 	}
1543 
1544 	icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
1545 	if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
1546 		isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
1547 		icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
1548 	}
1549 	icbp->icb_maxalloc = fcp->isp_maxalloc;
1550 	if (icbp->icb_maxalloc < 1) {
1551 		isp_prt(isp, ISP_LOGERR, "bad maximum allocation (%d)- using 16", fcp->isp_maxalloc);
1552 		icbp->icb_maxalloc = 16;
1553 	}
1554 	icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
1555 	if (icbp->icb_execthrottle < 1) {
1556 		isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
1557 		icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
1558 	}
1559 	icbp->icb_retry_delay = fcp->isp_retry_delay;
1560 	icbp->icb_retry_count = fcp->isp_retry_count;
1561 	icbp->icb_hardaddr = fcp->isp_loopid;
1562 	ownloopid = (isp->isp_confopts & ISP_CFG_OWNLOOPID) != 0;
1563 	if (icbp->icb_hardaddr >= LOCAL_LOOP_LIM) {
1564 		icbp->icb_hardaddr = 0;
1565 		ownloopid = 0;
1566 	}
1567 
1568 	/*
1569 	 * Our life seems so much better with 2200s and later with
1570 	 * the latest f/w if we set Hard Address.
1571 	 */
1572 	if (ownloopid || ISP_FW_NEWER_THAN(isp, 2, 2, 5)) {
1573 		icbp->icb_fwoptions |= ICBOPT_HARD_ADDRESS;
1574 	}
1575 
1576 	/*
1577 	 * Right now we just set extended options to prefer point-to-point
1578 	 * over loop based upon some soft config options.
1579 	 *
1580 	 * NB: for the 2300, ICBOPT_EXTENDED is required.
1581 	 */
1582 	if (IS_2200(isp) || IS_23XX(isp)) {
1583 		icbp->icb_fwoptions |= ICBOPT_EXTENDED;
1584 		/*
1585 		 * Prefer or force Point-To-Point instead Loop?
1586 		 */
1587 		switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
1588 		case ISP_CFG_NPORT:
1589 			icbp->icb_xfwoptions |= ICBXOPT_PTP_2_LOOP;
1590 			break;
1591 		case ISP_CFG_NPORT_ONLY:
1592 			icbp->icb_xfwoptions |= ICBXOPT_PTP_ONLY;
1593 			break;
1594 		case ISP_CFG_LPORT_ONLY:
1595 			icbp->icb_xfwoptions |= ICBXOPT_LOOP_ONLY;
1596 			break;
1597 		default:
1598 			icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1599 			break;
1600 		}
1601 		if (IS_2200(isp)) {
1602 			/*
1603 			 * We can't have Fast Posting any more- we now
1604 			 * have 32 bit handles.
1605 			 *
1606 			 * RIO seemed to have to much breakage.
1607 			 *
1608 			 * Just opt for safety.
1609 			 */
1610 			icbp->icb_xfwoptions &= ~ICBXOPT_RIO_16BIT;
1611 			icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1612 		} else {
1613 			/*
1614 			 * QLogic recommends that FAST Posting be turned
1615 			 * off for 23XX cards and instead allow the HBA
1616 			 * to write response queue entries and interrupt
1617 			 * after a delay (ZIO).
1618 			 */
1619 			icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1620 			if ((fcp->isp_xfwoptions & ICBXOPT_TIMER_MASK) == ICBXOPT_ZIO) {
1621 				icbp->icb_xfwoptions |= ICBXOPT_ZIO;
1622 				icbp->icb_idelaytimer = 10;
1623 			}
1624 			if (isp->isp_confopts & ISP_CFG_ONEGB) {
1625 				icbp->icb_zfwoptions |= ICBZOPT_RATE_ONEGB;
1626 			} else if (isp->isp_confopts & ISP_CFG_TWOGB) {
1627 				icbp->icb_zfwoptions |= ICBZOPT_RATE_TWOGB;
1628 			} else {
1629 				icbp->icb_zfwoptions |= ICBZOPT_RATE_AUTO;
1630 			}
1631 			if (fcp->isp_zfwoptions & ICBZOPT_50_OHM) {
1632 				icbp->icb_zfwoptions |= ICBZOPT_50_OHM;
1633 			}
1634 		}
1635 	}
1636 
1637 
1638 	/*
1639 	 * For 22XX > 2.1.26 && 23XX, set some options.
1640 	 */
1641 	if (ISP_FW_NEWER_THAN(isp, 2, 26, 0)) {
1642 		MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
1643 		mbs.param[1] = IFCOPT1_DISF7SWTCH|IFCOPT1_LIPASYNC|IFCOPT1_LIPF8;
1644 		mbs.param[2] = 0;
1645 		mbs.param[3] = 0;
1646 		if (ISP_FW_NEWER_THAN(isp, 3, 16, 0)) {
1647 			mbs.param[1] |= IFCOPT1_EQFQASYNC|IFCOPT1_CTIO_RETRY;
1648 			if (fcp->role & ISP_ROLE_TARGET) {
1649 				mbs.param[3] = IFCOPT3_NOPRLI;
1650 			}
1651 		}
1652 		isp_mboxcmd(isp, &mbs);
1653 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1654 			return;
1655 		}
1656 	}
1657 	icbp->icb_logintime = ICB_LOGIN_TOV;
1658 	icbp->icb_lunetimeout = ICB_LUN_ENABLE_TOV;
1659 
1660 	if (fcp->isp_wwnn && fcp->isp_wwpn && (fcp->isp_wwnn >> 60) != 2) {
1661 		icbp->icb_fwoptions |= ICBOPT_BOTH_WWNS;
1662 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
1663 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1664 		isp_prt(isp, ISP_LOGDEBUG1,
1665 		    "Setting ICB Node 0x%08x%08x Port 0x%08x%08x",
1666 		    ((uint32_t) (fcp->isp_wwnn >> 32)),
1667 		    ((uint32_t) (fcp->isp_wwnn)),
1668 		    ((uint32_t) (fcp->isp_wwpn >> 32)),
1669 		    ((uint32_t) (fcp->isp_wwpn)));
1670 	} else if (fcp->isp_wwpn) {
1671 		icbp->icb_fwoptions &= ~ICBOPT_BOTH_WWNS;
1672 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1673 		isp_prt(isp, ISP_LOGDEBUG1,
1674 		    "Setting ICB Port 0x%08x%08x",
1675 		    ((uint32_t) (fcp->isp_wwpn >> 32)),
1676 		    ((uint32_t) (fcp->isp_wwpn)));
1677 	} else {
1678 		isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
1679 		return;
1680 	}
1681 	icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
1682 	if (icbp->icb_rqstqlen < 1) {
1683 		isp_prt(isp, ISP_LOGERR, "bad request queue length");
1684 	}
1685 	icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
1686 	if (icbp->icb_rsltqlen < 1) {
1687 		isp_prt(isp, ISP_LOGERR, "bad result queue length");
1688 	}
1689 	icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
1690 	icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
1691 	icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
1692 	icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
1693 	icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
1694 	icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
1695 	icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
1696 	icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
1697 
1698 	if (FC_SCRATCH_ACQUIRE(isp, 0)) {
1699 		isp_prt(isp, ISP_LOGERR, sacq);
1700 		return;
1701 	}
1702 	isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init: fwopt 0x%x xfwopt 0x%x zfwopt 0x%x",
1703 	    icbp->icb_fwoptions, icbp->icb_xfwoptions, icbp->icb_zfwoptions);
1704 
1705 	isp_put_icb(isp, icbp, (isp_icb_t *)fcp->isp_scratch);
1706 
1707 	/*
1708 	 * Init the firmware
1709 	 */
1710 	MBSINIT(&mbs, MBOX_INIT_FIRMWARE, MBLOGALL, 30000000);
1711 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
1712 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
1713 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
1714 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
1715 	mbs.logval = MBLOGALL;
1716 	isp_prt(isp, ISP_LOGDEBUG0, "INIT F/W from %p (%08x%08x)",
1717 	    fcp->isp_scratch, (uint32_t) ((uint64_t)fcp->isp_scdma >> 32),
1718 	    (uint32_t) fcp->isp_scdma);
1719 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp));
1720 	isp_mboxcmd(isp, &mbs);
1721 	FC_SCRATCH_RELEASE(isp, 0);
1722 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1723 		isp_print_bytes(isp, "isp_fibre_init", sizeof (*icbp), icbp);
1724 		return;
1725 	}
1726 	isp->isp_reqidx = 0;
1727 	isp->isp_reqodx = 0;
1728 	isp->isp_residx = 0;
1729 
1730 	/*
1731 	 * Whatever happens, we're now committed to being here.
1732 	 */
1733 	isp->isp_state = ISP_INITSTATE;
1734 }
1735 
1736 static void
1737 isp_fibre_init_2400(ispsoftc_t *isp)
1738 {
1739 	fcparam *fcp;
1740 	isp_icb_2400_t local, *icbp = &local;
1741 	mbreg_t mbs;
1742 	int chan;
1743 
1744 	/*
1745 	 * Check to see whether all channels have *some* kind of role
1746 	 */
1747 	for (chan = 0; chan < isp->isp_nchan; chan++) {
1748 		fcp = FCPARAM(isp, chan);
1749 		if (fcp->role != ISP_ROLE_NONE) {
1750 			break;
1751 		}
1752 	}
1753 	if (chan == isp->isp_nchan) {
1754 		isp_prt(isp, ISP_LOGDEBUG0, "all %d channels with role 'none'", chan);
1755 		isp->isp_state = ISP_INITSTATE;
1756 		return;
1757 	}
1758 
1759 	/*
1760 	 * Start with channel 0.
1761 	 */
1762 	fcp = FCPARAM(isp, 0);
1763 
1764 	/*
1765 	 * Turn on LIP F8 async event (1)
1766 	 */
1767 	MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
1768 	mbs.param[1] = 1;
1769 	isp_mboxcmd(isp, &mbs);
1770 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1771 		return;
1772 	}
1773 
1774 	ISP_MEMZERO(icbp, sizeof (*icbp));
1775 	icbp->icb_fwoptions1 = fcp->isp_fwoptions;
1776 	if (fcp->role & ISP_ROLE_TARGET) {
1777 		icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
1778 	} else {
1779 		icbp->icb_fwoptions1 &= ~ICB2400_OPT1_TGT_ENABLE;
1780 	}
1781 
1782 	if (fcp->role & ISP_ROLE_INITIATOR) {
1783 		icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
1784 	} else {
1785 		icbp->icb_fwoptions1 |= ICB2400_OPT1_INI_DISABLE;
1786 	}
1787 
1788 	icbp->icb_version = ICB_VERSION1;
1789 	icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
1790 	if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
1791 		isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
1792 		icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
1793 	}
1794 
1795 	icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
1796 	if (icbp->icb_execthrottle < 1) {
1797 		isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
1798 		icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
1799 	}
1800 
1801 	if (icbp->icb_fwoptions1 & ICB2400_OPT1_TGT_ENABLE) {
1802 		/*
1803 		 * Get current resource count
1804 		 */
1805 		MBSINIT(&mbs, MBOX_GET_RESOURCE_COUNT, MBLOGALL, 0);
1806 		mbs.obits = 0x4cf;
1807 		isp_mboxcmd(isp, &mbs);
1808 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1809 			return;
1810 		}
1811 		icbp->icb_xchgcnt = mbs.param[3];
1812 	}
1813 
1814 
1815 	icbp->icb_hardaddr = fcp->isp_loopid;
1816 	if (icbp->icb_hardaddr >= LOCAL_LOOP_LIM) {
1817 		icbp->icb_hardaddr = 0;
1818 	}
1819 
1820 	/*
1821 	 * Force this on.
1822 	 */
1823 	icbp->icb_fwoptions1 |= ICB2400_OPT1_HARD_ADDRESS;
1824 
1825 	icbp->icb_fwoptions2 = fcp->isp_xfwoptions;
1826 	switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
1827 #if	0
1828 	case ISP_CFG_NPORT:
1829 		/*
1830 		 * XXX: This causes the f/w to crash.
1831 		 */
1832 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
1833 		icbp->icb_fwoptions2 |= ICB2400_OPT2_PTP_2_LOOP;
1834 		break;
1835 #endif
1836 	case ISP_CFG_NPORT_ONLY:
1837 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
1838 		icbp->icb_fwoptions2 |= ICB2400_OPT2_PTP_ONLY;
1839 		break;
1840 	case ISP_CFG_LPORT_ONLY:
1841 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
1842 		icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_ONLY;
1843 		break;
1844 	default:
1845 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
1846 		icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
1847 		break;
1848 	}
1849 
1850 	/* force this on for now */
1851 	icbp->icb_fwoptions2 |= ICB2400_OPT2_ZIO;
1852 
1853 	switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK) {
1854 	case ICB2400_OPT2_ZIO:
1855 	case ICB2400_OPT2_ZIO1:
1856 		icbp->icb_idelaytimer = 0;
1857 		break;
1858 	case 0:
1859 		break;
1860 	default:
1861 		isp_prt(isp, ISP_LOGWARN, "bad value %x in fwopt2 timer field", icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK);
1862 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TIMER_MASK;
1863 		break;
1864 	}
1865 
1866 	/*
1867 	 * We don't support FCTAPE, so clear it.
1868 	 */
1869 	icbp->icb_fwoptions2 &= ~ICB2400_OPT2_FCTAPE;
1870 
1871 	icbp->icb_fwoptions3 = fcp->isp_zfwoptions;
1872 	icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_AUTO;
1873 	if (isp->isp_confopts & ISP_CFG_ONEGB) {
1874 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_ONEGB;
1875 	} else if (isp->isp_confopts & ISP_CFG_TWOGB) {
1876 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_TWOGB;
1877 	} else if (isp->isp_confopts & ISP_CFG_FOURGB) {
1878 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_FOURGB;
1879 	} else {
1880 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_AUTO;
1881 	}
1882 
1883 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
1884 		icbp->icb_fwoptions3 |= ICB2400_OPT3_SOFTID;
1885 	}
1886 	icbp->icb_logintime = ICB_LOGIN_TOV;
1887 
1888 	if (fcp->isp_wwnn && fcp->isp_wwpn && (fcp->isp_wwnn >> 60) != 2) {
1889 		icbp->icb_fwoptions1 |= ICB2400_OPT1_BOTH_WWNS;
1890 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1891 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
1892 		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)),
1893 		    ((uint32_t) (fcp->isp_wwpn >> 32)), ((uint32_t) (fcp->isp_wwpn)));
1894 	} else if (fcp->isp_wwpn) {
1895 		icbp->icb_fwoptions1 &= ~ICB2400_OPT1_BOTH_WWNS;
1896 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1897 		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)));
1898 	} else {
1899 		isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
1900 		return;
1901 	}
1902 	icbp->icb_retry_count = fcp->isp_retry_count;
1903 
1904 	icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
1905 	if (icbp->icb_rqstqlen < 8) {
1906 		isp_prt(isp, ISP_LOGERR, "bad request queue length %d", icbp->icb_rqstqlen);
1907 		return;
1908 	}
1909 	icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
1910 	if (icbp->icb_rsltqlen < 8) {
1911 		isp_prt(isp, ISP_LOGERR, "bad result queue length %d",
1912 		    icbp->icb_rsltqlen);
1913 		return;
1914 	}
1915 	icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
1916 	icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
1917 	icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
1918 	icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
1919 
1920 	icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
1921 	icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
1922 	icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
1923 	icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
1924 
1925 #ifdef	ISP_TARGET_MODE
1926 	/* unconditionally set up the ATIO queue if we support target mode */
1927 	icbp->icb_atioqlen = RESULT_QUEUE_LEN(isp);
1928 	if (icbp->icb_atioqlen < 8) {
1929 		isp_prt(isp, ISP_LOGERR, "bad ATIO queue length %d", icbp->icb_atioqlen);
1930 		return;
1931 	}
1932 	icbp->icb_atioqaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_atioq_dma);
1933 	icbp->icb_atioqaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_atioq_dma);
1934 	icbp->icb_atioqaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_atioq_dma);
1935 	icbp->icb_atioqaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_atioq_dma);
1936 	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),
1937 	    DMA_WD1(isp->isp_atioq_dma), DMA_WD0(isp->isp_atioq_dma));
1938 #endif
1939 
1940 	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);
1941 
1942 	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),
1943 	    DMA_WD1(isp->isp_rquest_dma), DMA_WD0(isp->isp_rquest_dma), DMA_WD3(isp->isp_result_dma), DMA_WD2(isp->isp_result_dma),
1944 	    DMA_WD1(isp->isp_result_dma), DMA_WD0(isp->isp_result_dma));
1945 
1946 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
1947 		isp_print_bytes(isp, "isp_fibre_init_2400", sizeof (*icbp), icbp);
1948 	}
1949 
1950 	if (FC_SCRATCH_ACQUIRE(isp, 0)) {
1951 		isp_prt(isp, ISP_LOGERR, sacq);
1952 		return;
1953 	}
1954 	ISP_MEMZERO(fcp->isp_scratch, ISP_FC_SCRLEN);
1955 	isp_put_icb_2400(isp, icbp, fcp->isp_scratch);
1956 
1957 	/*
1958 	 * Now fill in information about any additional channels
1959 	 */
1960 	if (isp->isp_nchan > 1) {
1961 		isp_icb_2400_vpinfo_t vpinfo, *vdst;
1962 		vp_port_info_t pi, *pdst;
1963 		size_t amt = 0;
1964 		uint8_t *off;
1965 
1966 		vpinfo.vp_count = isp->isp_nchan - 1;
1967 		vpinfo.vp_global_options = 0;
1968 		off = fcp->isp_scratch;
1969 		off += ICB2400_VPINFO_OFF;
1970 		vdst = (isp_icb_2400_vpinfo_t *) off;
1971 		isp_put_icb_2400_vpinfo(isp, &vpinfo, vdst);
1972 		amt = ICB2400_VPINFO_OFF + sizeof (isp_icb_2400_vpinfo_t);
1973 		for (chan = 1; chan < isp->isp_nchan; chan++) {
1974 			fcparam *fcp2;
1975 
1976 			ISP_MEMZERO(&pi, sizeof (pi));
1977 			fcp2 = FCPARAM(isp, chan);
1978 			if (fcp2->role != ISP_ROLE_NONE) {
1979 				pi.vp_port_options = ICB2400_VPOPT_ENABLED;
1980 				if (fcp2->role & ISP_ROLE_INITIATOR) {
1981 					pi.vp_port_options |= ICB2400_VPOPT_INI_ENABLE;
1982 				}
1983 				if ((fcp2->role & ISP_ROLE_TARGET) == 0) {
1984 					pi.vp_port_options |= ICB2400_VPOPT_TGT_DISABLE;
1985 				}
1986 				MAKE_NODE_NAME_FROM_WWN(pi.vp_port_portname, fcp2->isp_wwpn);
1987 				MAKE_NODE_NAME_FROM_WWN(pi.vp_port_nodename, fcp2->isp_wwnn);
1988 			}
1989 			off = fcp->isp_scratch;
1990 			off += ICB2400_VPINFO_PORT_OFF(chan);
1991 			pdst = (vp_port_info_t *) off;
1992 			isp_put_vp_port_info(isp, &pi, pdst);
1993 			amt += ICB2400_VPOPT_WRITE_SIZE;
1994 		}
1995 	}
1996 
1997 	/*
1998 	 * Init the firmware
1999 	 */
2000 	MBSINIT(&mbs, 0, MBLOGALL, 30000000);
2001 	if (isp->isp_nchan > 1) {
2002 		mbs.param[0] = MBOX_INIT_FIRMWARE_MULTI_ID;
2003 	} else {
2004 		mbs.param[0] = MBOX_INIT_FIRMWARE;
2005 	}
2006 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2007 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2008 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2009 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2010 	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));
2011 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp));
2012 	isp_mboxcmd(isp, &mbs);
2013 	FC_SCRATCH_RELEASE(isp, 0);
2014 
2015 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2016 		return;
2017 	}
2018 	isp->isp_reqidx = 0;
2019 	isp->isp_reqodx = 0;
2020 	isp->isp_residx = 0;
2021 
2022 	/*
2023 	 * Whatever happens, we're now committed to being here.
2024 	 */
2025 	isp->isp_state = ISP_INITSTATE;
2026 }
2027 
2028 static void
2029 isp_mark_portdb(ispsoftc_t *isp, int chan, int disposition)
2030 {
2031 	fcparam *fcp = FCPARAM(isp, chan);
2032 	int i;
2033 
2034 	if (chan < 0 || chan >= isp->isp_nchan) {
2035 		isp_prt(isp, ISP_LOGWARN, "isp_mark_portdb: bad channel %d", chan);
2036 		return;
2037 	}
2038 	for (i = 0; i < MAX_FC_TARG; i++) {
2039 		if (fcp->portdb[i].target_mode) {
2040 			if (disposition < 0) {
2041 				isp_prt(isp, ISP_LOGTINFO, "isp_mark_portdb: Chan %d zeroing handle 0x" "%04x port 0x%06x", chan,
2042 				    fcp->portdb[i].handle, fcp->portdb[i].portid);
2043 				ISP_MEMZERO(&fcp->portdb[i], sizeof (fcportdb_t));
2044 			}
2045 			continue;
2046 		}
2047 		if (disposition == 0) {
2048 			ISP_MEMZERO(&fcp->portdb[i], sizeof (fcportdb_t));
2049 		} else {
2050 			switch (fcp->portdb[i].state) {
2051 			case FC_PORTDB_STATE_CHANGED:
2052 			case FC_PORTDB_STATE_PENDING_VALID:
2053 			case FC_PORTDB_STATE_VALID:
2054 			case FC_PORTDB_STATE_PROBATIONAL:
2055 				fcp->portdb[i].state = FC_PORTDB_STATE_PROBATIONAL;
2056 				break;
2057 			case FC_PORTDB_STATE_ZOMBIE:
2058 				break;
2059 			case FC_PORTDB_STATE_NIL:
2060 			default:
2061 				ISP_MEMZERO(&fcp->portdb[i], sizeof (fcportdb_t));
2062 				fcp->portdb[i].state = FC_PORTDB_STATE_NIL;
2063 				break;
2064 			}
2065 		}
2066 	}
2067 }
2068 
2069 /*
2070  * Perform an IOCB PLOGI or LOGO via EXECUTE IOCB A64 for 24XX cards
2071  * or via FABRIC LOGIN/FABRIC LOGOUT for other cards.
2072  */
2073 static int
2074 isp_plogx(ispsoftc_t *isp, int chan, uint16_t handle, uint32_t portid, int flags, int gs)
2075 {
2076 	mbreg_t mbs;
2077 	uint8_t q[QENTRY_LEN];
2078 	isp_plogx_t *plp;
2079 	fcparam *fcp;
2080 	uint8_t *scp;
2081 	uint32_t sst, parm1;
2082 	int rval, lev;
2083 	const char *msg;
2084 	char buf[64];
2085 
2086 	if (!IS_24XX(isp)) {
2087 		int action = flags & PLOGX_FLG_CMD_MASK;
2088 		if (action == PLOGX_FLG_CMD_PLOGI) {
2089 			return (isp_port_login(isp, handle, portid));
2090 		} else if (action == PLOGX_FLG_CMD_LOGO) {
2091 			return (isp_port_logout(isp, handle, portid));
2092 		} else {
2093 			return (MBOX_INVALID_COMMAND);
2094 		}
2095 	}
2096 
2097 	ISP_MEMZERO(q, QENTRY_LEN);
2098 	plp = (isp_plogx_t *) q;
2099 	plp->plogx_header.rqs_entry_count = 1;
2100 	plp->plogx_header.rqs_entry_type = RQSTYPE_LOGIN;
2101 	plp->plogx_handle = 0xffffffff;
2102 	plp->plogx_nphdl = handle;
2103 	plp->plogx_vphdl = chan;
2104 	plp->plogx_portlo = portid;
2105 	plp->plogx_rspsz_porthi = (portid >> 16) & 0xff;
2106 	plp->plogx_flags = flags;
2107 
2108 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
2109 		isp_print_bytes(isp, "IOCB LOGX", QENTRY_LEN, plp);
2110 	}
2111 
2112 	if (gs == 0) {
2113 		if (FC_SCRATCH_ACQUIRE(isp, chan)) {
2114 			isp_prt(isp, ISP_LOGERR, sacq);
2115 			return (-1);
2116 		}
2117 	}
2118 	fcp = FCPARAM(isp, chan);
2119 	scp = fcp->isp_scratch;
2120 	isp_put_plogx(isp, plp, (isp_plogx_t *) scp);
2121 
2122 	MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 500000);
2123 	mbs.param[1] = QENTRY_LEN;
2124 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2125 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2126 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2127 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2128 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN);
2129 	isp_mboxcmd(isp, &mbs);
2130 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2131 		rval = mbs.param[0];
2132 		goto out;
2133 	}
2134 	MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN);
2135 	scp += QENTRY_LEN;
2136 	isp_get_plogx(isp, (isp_plogx_t *) scp, plp);
2137 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
2138 		isp_print_bytes(isp, "IOCB LOGX response", QENTRY_LEN, plp);
2139 	}
2140 
2141 	if (plp->plogx_status == PLOGX_STATUS_OK) {
2142 		rval = 0;
2143 		goto out;
2144 	} else if (plp->plogx_status != PLOGX_STATUS_IOCBERR) {
2145 		isp_prt(isp, ISP_LOGWARN,
2146 		    "status 0x%x on port login IOCB chanel %d",
2147 		    plp->plogx_status, chan);
2148 		rval = -1;
2149 		goto out;
2150 	}
2151 
2152 	sst = plp->plogx_ioparm[0].lo16 | (plp->plogx_ioparm[0].hi16 << 16);
2153 	parm1 = plp->plogx_ioparm[1].lo16 | (plp->plogx_ioparm[1].hi16 << 16);
2154 
2155 	rval = -1;
2156 	lev = ISP_LOGERR;
2157 	msg = NULL;
2158 
2159 	switch (sst) {
2160 	case PLOGX_IOCBERR_NOLINK:
2161 		msg = "no link";
2162 		break;
2163 	case PLOGX_IOCBERR_NOIOCB:
2164 		msg = "no IOCB buffer";
2165 		break;
2166 	case PLOGX_IOCBERR_NOXGHG:
2167 		msg = "no Exchange Control Block";
2168 		break;
2169 	case PLOGX_IOCBERR_FAILED:
2170 		ISP_SNPRINTF(buf, sizeof (buf), "reason 0x%x (last LOGIN state 0x%x)", parm1 & 0xff, (parm1 >> 8) & 0xff);
2171 		msg = buf;
2172 		break;
2173 	case PLOGX_IOCBERR_NOFABRIC:
2174 		msg = "no fabric";
2175 		break;
2176 	case PLOGX_IOCBERR_NOTREADY:
2177 		msg = "firmware not ready";
2178 		break;
2179 	case PLOGX_IOCBERR_NOLOGIN:
2180 		ISP_SNPRINTF(buf, sizeof (buf), "not logged in (last state 0x%x)", parm1);
2181 		msg = buf;
2182 		rval = MBOX_NOT_LOGGED_IN;
2183 		break;
2184 	case PLOGX_IOCBERR_REJECT:
2185 		ISP_SNPRINTF(buf, sizeof (buf), "LS_RJT = 0x%x", parm1);
2186 		msg = buf;
2187 		break;
2188 	case PLOGX_IOCBERR_NOPCB:
2189 		msg = "no PCB allocated";
2190 		break;
2191 	case PLOGX_IOCBERR_EINVAL:
2192 		ISP_SNPRINTF(buf, sizeof (buf), "invalid parameter at offset 0x%x", parm1);
2193 		msg = buf;
2194 		break;
2195 	case PLOGX_IOCBERR_PORTUSED:
2196 		lev = ISP_LOGSANCFG|ISP_LOGDEBUG0;
2197 		ISP_SNPRINTF(buf, sizeof (buf), "already logged in with N-Port handle 0x%x", parm1);
2198 		msg = buf;
2199 		rval = MBOX_PORT_ID_USED | (parm1 << 16);
2200 		break;
2201 	case PLOGX_IOCBERR_HNDLUSED:
2202 		lev = ISP_LOGSANCFG|ISP_LOGDEBUG0;
2203 		ISP_SNPRINTF(buf, sizeof (buf), "handle already used for PortID 0x%06x", parm1);
2204 		msg = buf;
2205 		rval = MBOX_LOOP_ID_USED;
2206 		break;
2207 	case PLOGX_IOCBERR_NOHANDLE:
2208 		msg = "no handle allocated";
2209 		break;
2210 	case PLOGX_IOCBERR_NOFLOGI:
2211 		msg = "no FLOGI_ACC";
2212 		break;
2213 	default:
2214 		ISP_SNPRINTF(buf, sizeof (buf), "status %x from %x", plp->plogx_status, flags);
2215 		msg = buf;
2216 		break;
2217 	}
2218 	if (msg) {
2219 		isp_prt(isp, ISP_LOGERR, "Chan %d PLOGX PortID 0x%06x to N-Port handle 0x%x: %s", chan, portid, handle, msg);
2220 	}
2221 out:
2222 	if (gs == 0) {
2223 		FC_SCRATCH_RELEASE(isp, chan);
2224 	}
2225 	return (rval);
2226 }
2227 
2228 static int
2229 isp_port_login(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2230 {
2231 	mbreg_t mbs;
2232 
2233 	MBSINIT(&mbs, MBOX_FABRIC_LOGIN, MBLOGNONE, 500000);
2234 	if (ISP_CAP_2KLOGIN(isp)) {
2235 		mbs.param[1] = handle;
2236 		mbs.ibits = (1 << 10);
2237 	} else {
2238 		mbs.param[1] = handle << 8;
2239 	}
2240 	mbs.param[2] = portid >> 16;
2241 	mbs.param[3] = portid;
2242 	mbs.logval = MBLOGNONE;
2243 	mbs.timeout = 500000;
2244 	isp_mboxcmd(isp, &mbs);
2245 
2246 	switch (mbs.param[0]) {
2247 	case MBOX_PORT_ID_USED:
2248 		isp_prt(isp, ISP_LOGDEBUG0,
2249 		    "isp_port_login: portid 0x%06x already logged in as %u",
2250 		    portid, mbs.param[1]);
2251 		return (MBOX_PORT_ID_USED | (mbs.param[1] << 16));
2252 
2253 	case MBOX_LOOP_ID_USED:
2254 		isp_prt(isp, ISP_LOGDEBUG0,
2255 		    "isp_port_login: handle 0x%04x in use for port id 0x%02xXXXX",
2256 		    handle, mbs.param[1] & 0xff);
2257 		return (MBOX_LOOP_ID_USED);
2258 
2259 	case MBOX_COMMAND_COMPLETE:
2260 		return (0);
2261 
2262 	case MBOX_COMMAND_ERROR:
2263 		isp_prt(isp, ISP_LOGINFO,
2264 		    "isp_port_login: error 0x%x in PLOGI to port 0x%06x",
2265 		    mbs.param[1], portid);
2266 		return (MBOX_COMMAND_ERROR);
2267 
2268 	case MBOX_ALL_IDS_USED:
2269 		isp_prt(isp, ISP_LOGINFO,
2270 		    "isp_port_login: all IDs used for fabric login");
2271 		return (MBOX_ALL_IDS_USED);
2272 
2273 	default:
2274 		isp_prt(isp, ISP_LOGINFO,
2275 		    "isp_port_login: error 0x%x on port login of 0x%06x@0x%0x",
2276 		    mbs.param[0], portid, handle);
2277 		return (mbs.param[0]);
2278 	}
2279 }
2280 
2281 static int
2282 isp_port_logout(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2283 {
2284 	mbreg_t mbs;
2285 
2286 	MBSINIT(&mbs, MBOX_FABRIC_LOGOUT, MBLOGNONE, 500000);
2287 	if (ISP_CAP_2KLOGIN(isp)) {
2288 		mbs.param[1] = handle;
2289 		mbs.ibits = (1 << 10);
2290 	} else {
2291 		mbs.param[1] = handle << 8;
2292 	}
2293 	isp_mboxcmd(isp, &mbs);
2294 	return (mbs.param[0] == MBOX_COMMAND_COMPLETE? 0 : mbs.param[0]);
2295 }
2296 
2297 static int
2298 isp_getpdb(ispsoftc_t *isp, int chan, uint16_t id, isp_pdb_t *pdb, int dolock)
2299 {
2300 	fcparam *fcp = FCPARAM(isp, chan);
2301 	mbreg_t mbs;
2302 	union {
2303 		isp_pdb_21xx_t fred;
2304 		isp_pdb_24xx_t bill;
2305 	} un;
2306 
2307 	MBSINIT(&mbs, MBOX_GET_PORT_DB, MBLOGALL & ~MBOX_COMMAND_PARAM_ERROR, 250000);
2308 	if (IS_24XX(isp)) {
2309 		mbs.ibits = (1 << 9)|(1 << 10);
2310 		mbs.param[1] = id;
2311 		mbs.param[9] = chan;
2312 	} else if (ISP_CAP_2KLOGIN(isp)) {
2313 		mbs.param[1] = id;
2314 	} else {
2315 		mbs.param[1] = id << 8;
2316 	}
2317 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2318 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2319 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2320 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2321 	if (dolock) {
2322 		if (FC_SCRATCH_ACQUIRE(isp, chan)) {
2323 			isp_prt(isp, ISP_LOGERR, sacq);
2324 			return (-1);
2325 		}
2326 	}
2327 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (un));
2328 	isp_mboxcmd(isp, &mbs);
2329 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2330 		if (dolock) {
2331 			FC_SCRATCH_RELEASE(isp, chan);
2332 		}
2333 		return (mbs.param[0]);
2334 	}
2335 	if (IS_24XX(isp)) {
2336 		isp_get_pdb_24xx(isp, fcp->isp_scratch, &un.bill);
2337 		pdb->handle = un.bill.pdb_handle;
2338 		pdb->s3_role = un.bill.pdb_prli_svc3;
2339 		pdb->portid = BITS2WORD_24XX(un.bill.pdb_portid_bits);
2340 		ISP_MEMCPY(pdb->portname, un.bill.pdb_portname, 8);
2341 		ISP_MEMCPY(pdb->nodename, un.bill.pdb_nodename, 8);
2342 		isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
2343 		    "Chan %d Port 0x%06x flags 0x%x curstate %x",
2344 		    chan, pdb->portid, un.bill.pdb_flags,
2345 		    un.bill.pdb_curstate);
2346 		if (un.bill.pdb_curstate < PDB2400_STATE_PLOGI_DONE ||
2347 		    un.bill.pdb_curstate > PDB2400_STATE_LOGGED_IN) {
2348 			mbs.param[0] = MBOX_NOT_LOGGED_IN;
2349 			if (dolock) {
2350 				FC_SCRATCH_RELEASE(isp, chan);
2351 			}
2352 			return (mbs.param[0]);
2353 		}
2354 	} else {
2355 		isp_get_pdb_21xx(isp, fcp->isp_scratch, &un.fred);
2356 		pdb->handle = un.fred.pdb_loopid;
2357 		pdb->s3_role = un.fred.pdb_prli_svc3;
2358 		pdb->portid = BITS2WORD(un.fred.pdb_portid_bits);
2359 		ISP_MEMCPY(pdb->portname, un.fred.pdb_portname, 8);
2360 		ISP_MEMCPY(pdb->nodename, un.fred.pdb_nodename, 8);
2361 	}
2362 	if (dolock) {
2363 		FC_SCRATCH_RELEASE(isp, chan);
2364 	}
2365 	return (0);
2366 }
2367 
2368 static void
2369 isp_dump_chip_portdb(ispsoftc_t *isp, int chan, int dolock)
2370 {
2371 	isp_pdb_t pdb;
2372 	int lim, loopid;
2373 
2374 	if (ISP_CAP_2KLOGIN(isp)) {
2375 		lim = NPH_MAX_2K;
2376 	} else {
2377 		lim = NPH_MAX;
2378 	}
2379 	for (loopid = 0; loopid != lim; loopid++) {
2380 		if (isp_getpdb(isp, chan, loopid, &pdb, dolock)) {
2381 			continue;
2382 		}
2383 		isp_prt(isp, ISP_LOGSANCFG|ISP_LOGINFO, "Chan %d Loopid 0x%04x "
2384 		    "PortID 0x%06x WWPN 0x%02x%02x%02x%02x%02x%02x%02x%02x",
2385 		    chan, loopid, pdb.portid, pdb.portname[0], pdb.portname[1],
2386 		    pdb.portname[2], pdb.portname[3], pdb.portname[4],
2387 		    pdb.portname[5], pdb.portname[6], pdb.portname[7]);
2388 	}
2389 }
2390 
2391 static uint64_t
2392 isp_get_wwn(ispsoftc_t *isp, int chan, int loopid, int nodename)
2393 {
2394 	uint64_t wwn = INI_NONE;
2395 	fcparam *fcp = FCPARAM(isp, chan);
2396 	mbreg_t mbs;
2397 
2398 	if (fcp->isp_fwstate < FW_READY ||
2399 	    fcp->isp_loopstate < LOOP_PDB_RCVD) {
2400 		return (wwn);
2401 	}
2402 	MBSINIT(&mbs, MBOX_GET_PORT_NAME, MBLOGALL & ~MBOX_COMMAND_PARAM_ERROR, 500000);
2403 	if (ISP_CAP_2KLOGIN(isp)) {
2404 		mbs.param[1] = loopid;
2405 		mbs.ibits = (1 << 10);
2406 		if (nodename) {
2407 			mbs.param[10] = 1;
2408 		}
2409 		if (ISP_CAP_MULTI_ID(isp)) {
2410 			mbs.ibits |= (1 << 9);
2411 			mbs.param[9] = chan;
2412 		}
2413 	} else {
2414 		mbs.param[1] = loopid << 8;
2415 		if (nodename) {
2416 			mbs.param[1] |= 1;
2417 		}
2418 	}
2419 	isp_mboxcmd(isp, &mbs);
2420 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2421 		return (wwn);
2422 	}
2423 	if (IS_24XX(isp)) {
2424 		wwn =
2425 		    (((uint64_t)(mbs.param[2] >> 8))	<< 56) |
2426 		    (((uint64_t)(mbs.param[2] & 0xff))	<< 48) |
2427 		    (((uint64_t)(mbs.param[3] >> 8))	<< 40) |
2428 		    (((uint64_t)(mbs.param[3] & 0xff))	<< 32) |
2429 		    (((uint64_t)(mbs.param[6] >> 8))	<< 24) |
2430 		    (((uint64_t)(mbs.param[6] & 0xff))	<< 16) |
2431 		    (((uint64_t)(mbs.param[7] >> 8))	<<  8) |
2432 		    (((uint64_t)(mbs.param[7] & 0xff)));
2433 	} else {
2434 		wwn =
2435 		    (((uint64_t)(mbs.param[2] & 0xff))  << 56) |
2436 		    (((uint64_t)(mbs.param[2] >> 8))	<< 48) |
2437 		    (((uint64_t)(mbs.param[3] & 0xff))	<< 40) |
2438 		    (((uint64_t)(mbs.param[3] >> 8))	<< 32) |
2439 		    (((uint64_t)(mbs.param[6] & 0xff))	<< 24) |
2440 		    (((uint64_t)(mbs.param[6] >> 8))	<< 16) |
2441 		    (((uint64_t)(mbs.param[7] & 0xff))	<<  8) |
2442 		    (((uint64_t)(mbs.param[7] >> 8)));
2443 	}
2444 	return (wwn);
2445 }
2446 
2447 /*
2448  * Make sure we have good FC link.
2449  */
2450 
2451 static int
2452 isp_fclink_test(ispsoftc_t *isp, int chan, int usdelay)
2453 {
2454 	mbreg_t mbs;
2455 	int count, check_for_fabric, r;
2456 	uint8_t lwfs;
2457 	int loopid;
2458 	fcparam *fcp;
2459 	fcportdb_t *lp;
2460 	isp_pdb_t pdb;
2461 
2462 	fcp = FCPARAM(isp, chan);
2463 
2464 	isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d FC Link Test Entry", chan);
2465 	ISP_MARK_PORTDB(isp, chan, 1);
2466 
2467 	/*
2468 	 * Wait up to N microseconds for F/W to go to a ready state.
2469 	 */
2470 	lwfs = FW_CONFIG_WAIT;
2471 	count = 0;
2472 	while (count < usdelay) {
2473 		uint64_t enano;
2474 		uint32_t wrk;
2475 		NANOTIME_T hra, hrb;
2476 
2477 		GET_NANOTIME(&hra);
2478 		isp_fw_state(isp, chan);
2479 		if (lwfs != fcp->isp_fwstate) {
2480 			isp_prt(isp, ISP_LOGCONFIG|ISP_LOGSANCFG, "Chan %d Firmware State <%s->%s>", chan, isp_fc_fw_statename((int)lwfs), isp_fc_fw_statename((int)fcp->isp_fwstate));
2481 			lwfs = fcp->isp_fwstate;
2482 		}
2483 		if (fcp->isp_fwstate == FW_READY) {
2484 			break;
2485 		}
2486 		GET_NANOTIME(&hrb);
2487 
2488 		/*
2489 		 * Get the elapsed time in nanoseconds.
2490 		 * Always guaranteed to be non-zero.
2491 		 */
2492 		enano = NANOTIME_SUB(&hrb, &hra);
2493 
2494 		isp_prt(isp, ISP_LOGDEBUG1, "usec%d: 0x%lx->0x%lx enano 0x%x%08x", count, (long) GET_NANOSEC(&hra), (long) GET_NANOSEC(&hrb), (uint32_t)(enano >> 32), (uint32_t)(enano));
2495 
2496 		/*
2497 		 * If the elapsed time is less than 1 millisecond,
2498 		 * delay a period of time up to that millisecond of
2499 		 * waiting.
2500 		 *
2501 		 * This peculiar code is an attempt to try and avoid
2502 		 * invoking uint64_t math support functions for some
2503 		 * platforms where linkage is a problem.
2504 		 */
2505 		if (enano < (1000 * 1000)) {
2506 			count += 1000;
2507 			enano = (1000 * 1000) - enano;
2508 			while (enano > (uint64_t) 4000000000U) {
2509 				ISP_SLEEP(isp, 4000000);
2510 				enano -= (uint64_t) 4000000000U;
2511 			}
2512 			wrk = enano;
2513 			wrk /= 1000;
2514 			ISP_SLEEP(isp, wrk);
2515 		} else {
2516 			while (enano > (uint64_t) 4000000000U) {
2517 				count += 4000000;
2518 				enano -= (uint64_t) 4000000000U;
2519 			}
2520 			wrk = enano;
2521 			count += (wrk / 1000);
2522 		}
2523 	}
2524 
2525 
2526 
2527 	/*
2528 	 * If we haven't gone to 'ready' state, return.
2529 	 */
2530 	if (fcp->isp_fwstate != FW_READY) {
2531 		isp_prt(isp, ISP_LOGSANCFG, "%s: chan %d not at FW_READY state", __func__, chan);
2532 		return (-1);
2533 	}
2534 
2535 	/*
2536 	 * Get our Loop ID and Port ID.
2537 	 */
2538 	MBSINIT(&mbs, MBOX_GET_LOOP_ID, MBLOGALL, 0);
2539 	if (ISP_CAP_MULTI_ID(isp)) {
2540 		mbs.param[9] = chan;
2541 		mbs.ibits = (1 << 9);
2542 		mbs.obits = (1 << 7);
2543 	}
2544 	isp_mboxcmd(isp, &mbs);
2545 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2546 		return (-1);
2547 	}
2548 
2549 	if (ISP_CAP_2KLOGIN(isp)) {
2550 		fcp->isp_loopid = mbs.param[1];
2551 	} else {
2552 		fcp->isp_loopid = mbs.param[1] & 0xff;
2553 	}
2554 
2555 	if (IS_2100(isp)) {
2556 		fcp->isp_topo = TOPO_NL_PORT;
2557 	} else {
2558 		int topo = (int) mbs.param[6];
2559 		if (topo < TOPO_NL_PORT || topo > TOPO_PTP_STUB) {
2560 			topo = TOPO_PTP_STUB;
2561 		}
2562 		fcp->isp_topo = topo;
2563 	}
2564 	fcp->isp_portid = mbs.param[2] | (mbs.param[3] << 16);
2565 
2566 	if (IS_2100(isp)) {
2567 		/*
2568 		 * Don't bother with fabric if we are using really old
2569 		 * 2100 firmware. It's just not worth it.
2570 		 */
2571 		if (ISP_FW_NEWER_THAN(isp, 1, 15, 37)) {
2572 			check_for_fabric = 1;
2573 		} else {
2574 			check_for_fabric = 0;
2575 		}
2576 	} else if (fcp->isp_topo == TOPO_FL_PORT || fcp->isp_topo == TOPO_F_PORT) {
2577 		check_for_fabric = 1;
2578 	} else {
2579 		check_for_fabric = 0;
2580 	}
2581 
2582 	/*
2583 	 * Check to make sure we got a valid loopid
2584 	 * The 24XX seems to mess this up for multiple channels.
2585 	 */
2586 	if (fcp->isp_topo == TOPO_FL_PORT || fcp->isp_topo == TOPO_NL_PORT) {
2587 		uint8_t alpa = fcp->isp_portid;
2588 
2589 		if (alpa == 0) {
2590 			/* "Cannot Happen" */
2591 			isp_prt(isp, ISP_LOGWARN, "Zero AL_PA for Loop Topology?");
2592 		} else {
2593 			int i;
2594 			for (i = 0; alpa_map[i]; i++) {
2595 				if (alpa_map[i] == alpa) {
2596 					break;
2597 				}
2598 			}
2599 			if (alpa_map[i] && fcp->isp_loopid != i) {
2600 				isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d deriving loopid %d from AL_PA map  (AL_PA 0x%x) and ignoring returned value %d (AL_PA 0x%x)", chan, i, alpa_map[i], fcp->isp_loopid, alpa);
2601 				fcp->isp_loopid = i;
2602 			}
2603 		}
2604 	}
2605 
2606 
2607 	if (IS_24XX(isp)) { /* XXX SHOULDN'T THIS BE FOR 2K F/W? XXX */
2608 		loopid = NPH_FL_ID;
2609 	} else {
2610 		loopid = FL_ID;
2611 	}
2612 	if (check_for_fabric) {
2613 		r = isp_getpdb(isp, chan, loopid, &pdb, 1);
2614 		if (r && (fcp->isp_topo == TOPO_F_PORT || fcp->isp_topo == TOPO_FL_PORT)) {
2615 			isp_prt(isp, ISP_LOGWARN, "fabric topology but cannot get info about fabric controller (0x%x)", r);
2616 			fcp->isp_topo = TOPO_PTP_STUB;
2617 		}
2618 	} else {
2619 		r = -1;
2620 	}
2621 	if (r == 0) {
2622 		if (IS_2100(isp)) {
2623 			fcp->isp_topo = TOPO_FL_PORT;
2624 		}
2625 		if (pdb.portid == 0) {
2626 			/*
2627 			 * Crock.
2628 			 */
2629 			fcp->isp_topo = TOPO_NL_PORT;
2630 			goto not_on_fabric;
2631 		}
2632 
2633 		/*
2634 		 * Save the Fabric controller's port database entry.
2635 		 */
2636 		lp = &fcp->portdb[FL_ID];
2637 		lp->state = FC_PORTDB_STATE_PENDING_VALID;
2638 		MAKE_WWN_FROM_NODE_NAME(lp->node_wwn, pdb.nodename);
2639 		MAKE_WWN_FROM_NODE_NAME(lp->port_wwn, pdb.portname);
2640 		lp->roles = (pdb.s3_role & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
2641 		lp->portid = pdb.portid;
2642 		lp->handle = pdb.handle;
2643 		lp->new_portid = lp->portid;
2644 		lp->new_roles = lp->roles;
2645 		if (IS_24XX(isp)) {
2646 			fcp->inorder = (mbs.param[7] & ISP24XX_INORDER) != 0;
2647 			if (ISP_FW_NEWER_THAN(isp, 4, 0, 27)) {
2648 				fcp->npiv_fabric = (mbs.param[7] & ISP24XX_NPIV_SAN) != 0;
2649 				if (fcp->npiv_fabric) {
2650 					isp_prt(isp, ISP_LOGCONFIG, "fabric supports NP-IV");
2651 				}
2652 			}
2653 			if (chan) {
2654 				fcp->isp_sns_hdl = NPH_SNS_HDLBASE + chan;
2655 				r = isp_plogx(isp, chan, fcp->isp_sns_hdl, SNS_PORT_ID, PLOGX_FLG_CMD_PLOGI | PLOGX_FLG_COND_PLOGI | PLOGX_FLG_SKIP_PRLI, 0);
2656 				if (r) {
2657 					isp_prt(isp, ISP_LOGWARN, "%s: Chan %d cannot log into SNS", __func__, chan);
2658 					return (-1);
2659 				}
2660 			} else {
2661 				fcp->isp_sns_hdl = NPH_SNS_ID;
2662 			}
2663 			r = isp_register_fc4_type_24xx(isp, chan);
2664 		} else {
2665 			fcp->isp_sns_hdl = SNS_ID;
2666 			r = isp_register_fc4_type(isp, chan);
2667 		}
2668 		if (r) {
2669 			isp_prt(isp, ISP_LOGWARN|ISP_LOGSANCFG, "%s: register fc4 type failed", __func__);
2670 			return (-1);
2671 		}
2672 	} else {
2673 not_on_fabric:
2674 		fcp->portdb[FL_ID].state = FC_PORTDB_STATE_NIL;
2675 	}
2676 
2677 	fcp->isp_gbspeed = 1;
2678 	if (IS_23XX(isp) || IS_24XX(isp)) {
2679 		MBSINIT(&mbs, MBOX_GET_SET_DATA_RATE, MBLOGALL, 3000000);
2680 		mbs.param[1] = MBGSD_GET_RATE;
2681 		/* mbs.param[2] undefined if we're just getting rate */
2682 		isp_mboxcmd(isp, &mbs);
2683 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
2684 			if (mbs.param[1] == MBGSD_EIGHTGB) {
2685 				isp_prt(isp, ISP_LOGINFO, "Chan %d 8Gb link speed", chan);
2686 				fcp->isp_gbspeed = 8;
2687 			} else if (mbs.param[1] == MBGSD_FOURGB) {
2688 				isp_prt(isp, ISP_LOGINFO, "Chan %d 4Gb link speed", chan);
2689 				fcp->isp_gbspeed = 4;
2690 			} else if (mbs.param[1] == MBGSD_TWOGB) {
2691 				isp_prt(isp, ISP_LOGINFO, "Chan %d 2Gb link speed", chan);
2692 				fcp->isp_gbspeed = 2;
2693 			} else if (mbs.param[1] == MBGSD_ONEGB) {
2694 				isp_prt(isp, ISP_LOGINFO, "Chan %d 1Gb link speed", chan);
2695 				fcp->isp_gbspeed = 1;
2696 			}
2697 		}
2698 	}
2699 
2700 	/*
2701 	 * Announce ourselves, too.
2702 	 */
2703 	isp_prt(isp, ISP_LOGSANCFG|ISP_LOGCONFIG, topology, chan, (uint32_t) (fcp->isp_wwpn >> 32), (uint32_t) fcp->isp_wwpn, fcp->isp_portid, fcp->isp_loopid, isp_fc_toponame(fcp));
2704 	isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d FC Link Test Complete", chan);
2705 	return (0);
2706 }
2707 
2708 /*
2709  * Complete the synchronization of our Port Database.
2710  *
2711  * At this point, we've scanned the local loop (if any) and the fabric
2712  * and performed fabric logins on all new devices.
2713  *
2714  * Our task here is to go through our port database and remove any entities
2715  * that are still marked probational (issuing PLOGO for ones which we had
2716  * PLOGI'd into) or are dead.
2717  *
2718  * Our task here is to also check policy to decide whether devices which
2719  * have *changed* in some way should still be kept active. For example,
2720  * if a device has just changed PortID, we can either elect to treat it
2721  * as an old device or as a newly arrived device (and notify the outer
2722  * layer appropriately).
2723  *
2724  * We also do initiator map target id assignment here for new initiator
2725  * devices and refresh old ones ot make sure that they point to the corret
2726  * entities.
2727  */
2728 static int
2729 isp_pdb_sync(ispsoftc_t *isp, int chan)
2730 {
2731 	fcparam *fcp = FCPARAM(isp, chan);
2732 	fcportdb_t *lp;
2733 	uint16_t dbidx;
2734 
2735 	if (fcp->isp_loopstate == LOOP_READY) {
2736 		return (0);
2737 	}
2738 
2739 	/*
2740 	 * Make sure we're okay for doing this right now.
2741 	 */
2742 	if (fcp->isp_loopstate != LOOP_PDB_RCVD &&
2743 	    fcp->isp_loopstate != LOOP_FSCAN_DONE &&
2744 	    fcp->isp_loopstate != LOOP_LSCAN_DONE) {
2745 		isp_prt(isp, ISP_LOGWARN, "isp_pdb_sync: bad loopstate %d",
2746 		    fcp->isp_loopstate);
2747 		return (-1);
2748 	}
2749 
2750 	if (fcp->isp_topo == TOPO_FL_PORT ||
2751 	    fcp->isp_topo == TOPO_NL_PORT ||
2752 	    fcp->isp_topo == TOPO_N_PORT) {
2753 		if (fcp->isp_loopstate < LOOP_LSCAN_DONE) {
2754 			if (isp_scan_loop(isp, chan) != 0) {
2755 				isp_prt(isp, ISP_LOGWARN,
2756 				    "isp_pdb_sync: isp_scan_loop failed");
2757 				return (-1);
2758 			}
2759 		}
2760 	}
2761 
2762 	if (fcp->isp_topo == TOPO_F_PORT || fcp->isp_topo == TOPO_FL_PORT) {
2763 		if (fcp->isp_loopstate < LOOP_FSCAN_DONE) {
2764 			if (isp_scan_fabric(isp, chan) != 0) {
2765 				isp_prt(isp, ISP_LOGWARN,
2766 				    "isp_pdb_sync: isp_scan_fabric failed");
2767 				return (-1);
2768 			}
2769 		}
2770 	}
2771 
2772 	isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
2773 	    "Chan %d Synchronizing PDBs", chan);
2774 
2775 	fcp->isp_loopstate = LOOP_SYNCING_PDB;
2776 
2777 	for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
2778 		lp = &fcp->portdb[dbidx];
2779 
2780 		if (lp->state == FC_PORTDB_STATE_NIL || lp->target_mode) {
2781 			continue;
2782 		}
2783 
2784 		if (lp->state == FC_PORTDB_STATE_VALID) {
2785 			if (dbidx != FL_ID) {
2786 				isp_prt(isp,
2787 				    ISP_LOGERR, "portdb idx %d already valid",
2788 			    	    dbidx);
2789 			}
2790 			continue;
2791 		}
2792 
2793 		switch (lp->state) {
2794 		case FC_PORTDB_STATE_PROBATIONAL:
2795 		case FC_PORTDB_STATE_DEAD:
2796 			/*
2797 			 * It's up to the outer layers to clear isp_dev_map.
2798 			 */
2799 			lp->state = FC_PORTDB_STATE_NIL;
2800 			isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
2801 			if (lp->autologin == 0) {
2802 				(void) isp_plogx(isp, chan, lp->handle,
2803 				    lp->portid,
2804 				    PLOGX_FLG_CMD_LOGO |
2805 				    PLOGX_FLG_IMPLICIT |
2806 				    PLOGX_FLG_FREE_NPHDL, 0);
2807 			} else {
2808 				lp->autologin = 0;
2809 			}
2810 			lp->new_roles = 0;
2811 			lp->new_portid = 0;
2812 			/*
2813 			 * Note that we might come out of this with our state
2814 			 * set to FC_PORTDB_STATE_ZOMBIE.
2815 			 */
2816 			break;
2817 		case FC_PORTDB_STATE_NEW:
2818 			/*
2819 			 * It's up to the outer layers to assign a virtual
2820 			 * target id in isp_dev_map (if any).
2821 			 */
2822 			lp->portid = lp->new_portid;
2823 			lp->roles = lp->new_roles;
2824 			lp->state = FC_PORTDB_STATE_VALID;
2825 			isp_async(isp, ISPASYNC_DEV_ARRIVED, chan, lp);
2826 			lp->new_roles = 0;
2827 			lp->new_portid = 0;
2828 			lp->reserved = 0;
2829 			lp->new_reserved = 0;
2830 			break;
2831 		case FC_PORTDB_STATE_CHANGED:
2832 /*
2833  * XXXX FIX THIS
2834  */
2835 			lp->state = FC_PORTDB_STATE_VALID;
2836 			isp_async(isp, ISPASYNC_DEV_CHANGED, chan, lp);
2837 			lp->new_roles = 0;
2838 			lp->new_portid = 0;
2839 			lp->reserved = 0;
2840 			lp->new_reserved = 0;
2841 			break;
2842 		case FC_PORTDB_STATE_PENDING_VALID:
2843 			lp->portid = lp->new_portid;
2844 			lp->roles = lp->new_roles;
2845 			if (lp->dev_map_idx) {
2846 				int t = lp->dev_map_idx - 1;
2847 				fcp->isp_dev_map[t] = dbidx + 1;
2848 			}
2849 			lp->state = FC_PORTDB_STATE_VALID;
2850 			isp_async(isp, ISPASYNC_DEV_STAYED, chan, lp);
2851 			if (dbidx != FL_ID) {
2852 				lp->new_roles = 0;
2853 				lp->new_portid = 0;
2854 			}
2855 			lp->reserved = 0;
2856 			lp->new_reserved = 0;
2857 			break;
2858 		case FC_PORTDB_STATE_ZOMBIE:
2859 			break;
2860 		default:
2861 			isp_prt(isp, ISP_LOGWARN,
2862 			    "isp_scan_loop: state %d for idx %d",
2863 			    lp->state, dbidx);
2864 			isp_dump_portdb(isp, chan);
2865 		}
2866 	}
2867 
2868 	/*
2869 	 * If we get here, we've for sure seen not only a valid loop
2870 	 * but know what is or isn't on it, so mark this for usage
2871 	 * in isp_start.
2872 	 */
2873 	fcp->loop_seen_once = 1;
2874 	fcp->isp_loopstate = LOOP_READY;
2875 	return (0);
2876 }
2877 
2878 /*
2879  * Scan local loop for devices.
2880  */
2881 static int
2882 isp_scan_loop(ispsoftc_t *isp, int chan)
2883 {
2884 	fcportdb_t *lp, tmp;
2885 	fcparam *fcp = FCPARAM(isp, chan);
2886 	int i;
2887 	isp_pdb_t pdb;
2888 	uint16_t handle, lim = 0;
2889 
2890 	if (fcp->isp_fwstate < FW_READY ||
2891 	    fcp->isp_loopstate < LOOP_PDB_RCVD) {
2892 		return (-1);
2893 	}
2894 
2895 	if (fcp->isp_loopstate > LOOP_SCANNING_LOOP) {
2896 		return (0);
2897 	}
2898 
2899 	/*
2900 	 * Check our connection topology.
2901 	 *
2902 	 * If we're a public or private loop, we scan 0..125 as handle values.
2903 	 * The firmware has (typically) peformed a PLOGI for us. We skip this
2904 	 * step if we're a ISP_24XX in NP-IV mode.
2905 	 *
2906 	 * If we're a N-port connection, we treat this is a short loop (0..1).
2907 	 */
2908 	switch (fcp->isp_topo) {
2909 	case TOPO_NL_PORT:
2910 		lim = LOCAL_LOOP_LIM;
2911 		break;
2912 	case TOPO_FL_PORT:
2913 		if (IS_24XX(isp) && isp->isp_nchan > 1) {
2914 			isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
2915 			    "Chan %d Skipping Local Loop Scan", chan);
2916 			fcp->isp_loopstate = LOOP_LSCAN_DONE;
2917 			return (0);
2918 		}
2919 		lim = LOCAL_LOOP_LIM;
2920 		break;
2921 	case TOPO_N_PORT:
2922 		lim = 2;
2923 		break;
2924 	default:
2925 		isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
2926 		    "Chan %d no loop topology to scan", chan);
2927 		fcp->isp_loopstate = LOOP_LSCAN_DONE;
2928 		return (0);
2929 	}
2930 
2931 	fcp->isp_loopstate = LOOP_SCANNING_LOOP;
2932 
2933 	isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
2934 	    "Chan %d FC scan loop 0..%d", chan, lim-1);
2935 
2936 
2937 	/*
2938 	 * Run through the list and get the port database info for each one.
2939 	 */
2940 	for (handle = 0; handle < lim; handle++) {
2941 		int r;
2942 		/*
2943 		 * Don't scan "special" ids.
2944 		 */
2945 		if (handle >= FL_ID && handle <= SNS_ID) {
2946 			continue;
2947 		}
2948 		if (ISP_CAP_2KLOGIN(isp)) {
2949 			if (handle >= NPH_RESERVED && handle <= NPH_FL_ID) {
2950 				continue;
2951 			}
2952 		}
2953 		/*
2954 		 * In older cards with older f/w GET_PORT_DATABASE has been
2955 		 * known to hang. This trick gets around that problem.
2956 		 */
2957 		if (IS_2100(isp) || IS_2200(isp)) {
2958 			uint64_t node_wwn = isp_get_wwn(isp, chan, handle, 1);
2959 			if (fcp->isp_loopstate < LOOP_SCANNING_LOOP) {
2960 				isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
2961 				    "Chan %d FC scan loop DONE (bad)", chan);
2962 				return (-1);
2963 			}
2964 			if (node_wwn == INI_NONE) {
2965 				continue;
2966 			}
2967 		}
2968 
2969 		/*
2970 		 * Get the port database entity for this index.
2971 		 */
2972 		r = isp_getpdb(isp, chan, handle, &pdb, 1);
2973 		if (r != 0) {
2974 			isp_prt(isp, ISP_LOGDEBUG1,
2975 			    "Chan %d FC scan loop handle %d returned %x",
2976 			    chan, handle, r);
2977 			if (fcp->isp_loopstate < LOOP_SCANNING_LOOP) {
2978 				ISP_MARK_PORTDB(isp, chan, 1);
2979 				isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
2980 				    "Chan %d FC scan loop DONE (bad)", chan);
2981 				return (-1);
2982 			}
2983 			continue;
2984 		}
2985 
2986 		if (fcp->isp_loopstate < LOOP_SCANNING_LOOP) {
2987 			ISP_MARK_PORTDB(isp, chan, 1);
2988 			isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
2989 			    "Chan %d FC scan loop DONE (bad)", chan);
2990 			return (-1);
2991 		}
2992 
2993 		/*
2994 		 * On *very* old 2100 firmware we would end up sometimes
2995 		 * with the firmware returning the port database entry
2996 		 * for something else. We used to restart this, but
2997 		 * now we just punt.
2998 		 */
2999 		if (IS_2100(isp) && pdb.handle != handle) {
3000 			isp_prt(isp, ISP_LOGWARN,
3001 			    "Chan %d cannot synchronize port database", chan);
3002 			ISP_MARK_PORTDB(isp, chan, 1);
3003 			isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3004 			    "Chan %d FC scan loop DONE (bad)", chan);
3005 			return (-1);
3006 		}
3007 
3008 		/*
3009 		 * Save the pertinent info locally.
3010 		 */
3011 		MAKE_WWN_FROM_NODE_NAME(tmp.node_wwn, pdb.nodename);
3012 		MAKE_WWN_FROM_NODE_NAME(tmp.port_wwn, pdb.portname);
3013 		tmp.roles = (pdb.s3_role & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
3014 		tmp.portid = pdb.portid;
3015 		tmp.handle = pdb.handle;
3016 
3017 		/*
3018 		 * Check to make sure it's still a valid entry. The 24XX seems
3019 		 * to return a portid but not a WWPN/WWNN or role for devices
3020 		 * which shift on a loop.
3021 		 */
3022 		if (tmp.node_wwn == 0 || tmp.port_wwn == 0 || tmp.portid == 0) {
3023 			int a, b, c;
3024 			a = (tmp.node_wwn == 0);
3025 			b = (tmp.port_wwn == 0);
3026 			c = (tmp.portid == 0);
3027 			if (a == 0 && b == 0) {
3028 				tmp.node_wwn =
3029 				    isp_get_wwn(isp, chan, handle, 1);
3030 				tmp.port_wwn =
3031 				    isp_get_wwn(isp, chan, handle, 0);
3032 				if (tmp.node_wwn && tmp.port_wwn) {
3033 					isp_prt(isp, ISP_LOGINFO, "DODGED!");
3034 					goto cont;
3035 				}
3036 			}
3037 			isp_prt(isp, ISP_LOGWARN,
3038 			    "Chan %d bad pdb (%1d%1d%1d) @ handle 0x%x", chan,
3039 			    a, b, c, handle);
3040 			isp_dump_portdb(isp, chan);
3041 			continue;
3042 		}
3043   cont:
3044 
3045 		/*
3046 		 * Now search the entire port database
3047 		 * for the same Port and Node WWN.
3048 		 */
3049 		for (i = 0; i < MAX_FC_TARG; i++) {
3050 			lp = &fcp->portdb[i];
3051 
3052 			if (lp->state == FC_PORTDB_STATE_NIL ||
3053 			    lp->target_mode) {
3054 				continue;
3055 			}
3056 			if (lp->node_wwn != tmp.node_wwn) {
3057 				continue;
3058 			}
3059 			if (lp->port_wwn != tmp.port_wwn) {
3060 				continue;
3061 			}
3062 
3063 			/*
3064 			 * Okay- we've found a non-nil entry that matches.
3065 			 * Check to make sure it's probational or a zombie.
3066 			 */
3067 			if (lp->state != FC_PORTDB_STATE_PROBATIONAL &&
3068 			    lp->state != FC_PORTDB_STATE_ZOMBIE) {
3069 				isp_prt(isp, ISP_LOGERR,
3070 				    "Chan %d [%d] not probational/zombie (0x%x)",
3071 				    chan, i, lp->state);
3072 				isp_dump_portdb(isp, chan);
3073 				ISP_MARK_PORTDB(isp, chan, 1);
3074 				isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3075 				    "Chan %d FC scan loop DONE (bad)", chan);
3076 				return (-1);
3077 			}
3078 
3079 			/*
3080 			 * Mark the device as something the f/w logs into
3081 			 * automatically.
3082 			 */
3083 			lp->autologin = 1;
3084 
3085 			/*
3086 			 * Check to make see if really still the same
3087 			 * device. If it is, we mark it pending valid.
3088 			 */
3089 			if (lp->portid == tmp.portid &&
3090 			    lp->handle == tmp.handle &&
3091 			    lp->roles == tmp.roles) {
3092 				lp->new_portid = tmp.portid;
3093 				lp->new_roles = tmp.roles;
3094 				lp->state = FC_PORTDB_STATE_PENDING_VALID;
3095 				isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3096 				    "Chan %d Loop Port 0x%06x@0x%04x Pending "
3097 				    "Valid", chan, tmp.portid, tmp.handle);
3098 				break;
3099 			}
3100 
3101 			/*
3102 			 * We can wipe out the old handle value
3103 			 * here because it's no longer valid.
3104 			 */
3105 			lp->handle = tmp.handle;
3106 
3107 			/*
3108 			 * Claim that this has changed and let somebody else
3109 			 * decide what to do.
3110 			 */
3111 			isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3112 			    "Chan %d Loop Port 0x%06x@0x%04x changed",
3113 			    chan, tmp.portid, tmp.handle);
3114 			lp->state = FC_PORTDB_STATE_CHANGED;
3115 			lp->new_portid = tmp.portid;
3116 			lp->new_roles = tmp.roles;
3117 			break;
3118 		}
3119 
3120 		/*
3121 		 * Did we find and update an old entry?
3122 		 */
3123 		if (i < MAX_FC_TARG) {
3124 			continue;
3125 		}
3126 
3127 		/*
3128 		 * Ah. A new device entry. Find an empty slot
3129 		 * for it and save info for later disposition.
3130 		 */
3131 		for (i = 0; i < MAX_FC_TARG; i++) {
3132 			if (fcp->portdb[i].target_mode) {
3133 				continue;
3134 			}
3135 			if (fcp->portdb[i].state == FC_PORTDB_STATE_NIL) {
3136 				break;
3137 			}
3138 		}
3139 		if (i == MAX_FC_TARG) {
3140 			isp_prt(isp, ISP_LOGERR,
3141 			    "Chan %d out of portdb entries", chan);
3142 			continue;
3143 		}
3144 		lp = &fcp->portdb[i];
3145 
3146 		ISP_MEMZERO(lp, sizeof (fcportdb_t));
3147 		lp->autologin = 1;
3148 		lp->state = FC_PORTDB_STATE_NEW;
3149 		lp->new_portid = tmp.portid;
3150 		lp->new_roles = tmp.roles;
3151 		lp->handle = tmp.handle;
3152 		lp->port_wwn = tmp.port_wwn;
3153 		lp->node_wwn = tmp.node_wwn;
3154 		isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3155 		    "Chan %d Loop Port 0x%06x@0x%04x is New Entry",
3156 		    chan, tmp.portid, tmp.handle);
3157 	}
3158 	fcp->isp_loopstate = LOOP_LSCAN_DONE;
3159 	isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3160 	    "Chan %d FC scan loop DONE", chan);
3161 	return (0);
3162 }
3163 
3164 /*
3165  * Scan the fabric for devices and add them to our port database.
3166  *
3167  * Use the GID_FT command to get all Port IDs for FC4 SCSI devices it knows.
3168  *
3169  * For 2100-23XX cards, we can use the SNS mailbox command to pass simple
3170  * name server commands to the switch management server via the QLogic f/w.
3171  *
3172  * For the 24XX card, we have to use CT-Pass through run via the Execute IOCB
3173  * mailbox command.
3174  *
3175  * The net result is to leave the list of Port IDs setting untranslated in
3176  * offset IGPOFF of the FC scratch area, whereupon we'll canonicalize it to
3177  * host order at OGPOFF.
3178  */
3179 
3180 /*
3181  * Take less than half of our scratch area to store Port IDs
3182  */
3183 #define	GIDLEN	((ISP_FC_SCRLEN >> 1) - 16 - SNS_GID_FT_REQ_SIZE)
3184 #define	NGENT	((GIDLEN - 16) >> 2)
3185 
3186 #define	IGPOFF	(2 * QENTRY_LEN)
3187 #define	OGPOFF	(ISP_FC_SCRLEN >> 1)
3188 #define	ZTXOFF	(ISP_FC_SCRLEN - (1 * QENTRY_LEN))
3189 #define	CTXOFF	(ISP_FC_SCRLEN - (2 * QENTRY_LEN))
3190 #define	XTXOFF	(ISP_FC_SCRLEN - (3 * QENTRY_LEN))
3191 
3192 static int
3193 isp_gid_ft_sns(ispsoftc_t *isp, int chan)
3194 {
3195 	union {
3196 		sns_gid_ft_req_t _x;
3197 		uint8_t _y[SNS_GID_FT_REQ_SIZE];
3198 	} un;
3199 	fcparam *fcp = FCPARAM(isp, chan);
3200 	sns_gid_ft_req_t *rq = &un._x;
3201 	mbreg_t mbs;
3202 
3203 	isp_prt(isp, ISP_LOGDEBUG0,
3204 	    "Chan %d scanning fabric (GID_FT) via SNS", chan);
3205 
3206 	ISP_MEMZERO(rq, SNS_GID_FT_REQ_SIZE);
3207 	rq->snscb_rblen = GIDLEN >> 1;
3208 	rq->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma + IGPOFF);
3209 	rq->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma + IGPOFF);
3210 	rq->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma + IGPOFF);
3211 	rq->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma + IGPOFF);
3212 	rq->snscb_sblen = 6;
3213 	rq->snscb_cmd = SNS_GID_FT;
3214 	rq->snscb_mword_div_2 = NGENT;
3215 	rq->snscb_fc4_type = FC4_SCSI;
3216 
3217 	isp_put_gid_ft_request(isp, rq, fcp->isp_scratch);
3218 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, SNS_GID_FT_REQ_SIZE);
3219 
3220 	MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 10000000);
3221 	mbs.param[0] = MBOX_SEND_SNS;
3222 	mbs.param[1] = SNS_GID_FT_REQ_SIZE >> 1;
3223 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
3224 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
3225 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
3226 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
3227 	isp_mboxcmd(isp, &mbs);
3228 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3229 		if (mbs.param[0] == MBOX_INVALID_COMMAND) {
3230 			return (1);
3231 		} else {
3232 			return (-1);
3233 		}
3234 	}
3235 	return (0);
3236 }
3237 
3238 static int
3239 isp_gid_ft_ct_passthru(ispsoftc_t *isp, int chan)
3240 {
3241 	mbreg_t mbs;
3242 	fcparam *fcp = FCPARAM(isp, chan);
3243 	union {
3244 		isp_ct_pt_t plocal;
3245 		ct_hdr_t clocal;
3246 		uint8_t q[QENTRY_LEN];
3247 	} un;
3248 	isp_ct_pt_t *pt;
3249 	ct_hdr_t *ct;
3250 	uint32_t *rp;
3251 	uint8_t *scp = fcp->isp_scratch;
3252 
3253 	isp_prt(isp, ISP_LOGDEBUG0,
3254 	    "Chan %d scanning fabric (GID_FT) via CT", chan);
3255 
3256 	if (!IS_24XX(isp)) {
3257 		return (1);
3258 	}
3259 
3260 	/*
3261 	 * Build a Passthrough IOCB in memory.
3262 	 */
3263 	pt = &un.plocal;
3264 	ISP_MEMZERO(un.q, QENTRY_LEN);
3265 	pt->ctp_header.rqs_entry_count = 1;
3266 	pt->ctp_header.rqs_entry_type = RQSTYPE_CT_PASSTHRU;
3267 	pt->ctp_handle = 0xffffffff;
3268 	pt->ctp_nphdl = fcp->isp_sns_hdl;
3269 	pt->ctp_cmd_cnt = 1;
3270 	pt->ctp_vpidx = ISP_GET_VPIDX(isp, chan);
3271 	pt->ctp_time = 30;
3272 	pt->ctp_rsp_cnt = 1;
3273 	pt->ctp_rsp_bcnt = GIDLEN;
3274 	pt->ctp_cmd_bcnt = sizeof (*ct) + sizeof (uint32_t);
3275 	pt->ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma+XTXOFF);
3276 	pt->ctp_dataseg[0].ds_basehi = DMA_HI32(fcp->isp_scdma+XTXOFF);
3277 	pt->ctp_dataseg[0].ds_count = sizeof (*ct) + sizeof (uint32_t);
3278 	pt->ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma+IGPOFF);
3279 	pt->ctp_dataseg[1].ds_basehi = DMA_HI32(fcp->isp_scdma+IGPOFF);
3280 	pt->ctp_dataseg[1].ds_count = GIDLEN;
3281 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
3282 		isp_print_bytes(isp, "ct IOCB", QENTRY_LEN, pt);
3283 	}
3284 	isp_put_ct_pt(isp, pt, (isp_ct_pt_t *) &scp[CTXOFF]);
3285 
3286 	/*
3287 	 * Build the CT header and command in memory.
3288 	 *
3289 	 * Note that the CT header has to end up as Big Endian format in memory.
3290 	 */
3291 	ct = &un.clocal;
3292 	ISP_MEMZERO(ct, sizeof (*ct));
3293 	ct->ct_revision = CT_REVISION;
3294 	ct->ct_fcs_type = CT_FC_TYPE_FC;
3295 	ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
3296 	ct->ct_cmd_resp = SNS_GID_FT;
3297 	ct->ct_bcnt_resid = (GIDLEN - 16) >> 2;
3298 
3299 	isp_put_ct_hdr(isp, ct, (ct_hdr_t *) &scp[XTXOFF]);
3300 	rp = (uint32_t *) &scp[XTXOFF+sizeof (*ct)];
3301 	ISP_IOZPUT_32(isp, FC4_SCSI, rp);
3302 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
3303 		isp_print_bytes(isp, "CT HDR + payload after put",
3304 		    sizeof (*ct) + sizeof (uint32_t), &scp[XTXOFF]);
3305 	}
3306 	ISP_MEMZERO(&scp[ZTXOFF], QENTRY_LEN);
3307 	MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 500000);
3308 	mbs.param[1] = QENTRY_LEN;
3309 	mbs.param[2] = DMA_WD1(fcp->isp_scdma + CTXOFF);
3310 	mbs.param[3] = DMA_WD0(fcp->isp_scdma + CTXOFF);
3311 	mbs.param[6] = DMA_WD3(fcp->isp_scdma + CTXOFF);
3312 	mbs.param[7] = DMA_WD2(fcp->isp_scdma + CTXOFF);
3313 	MEMORYBARRIER(isp, SYNC_SFORDEV, XTXOFF, 2 * QENTRY_LEN);
3314 	isp_mboxcmd(isp, &mbs);
3315 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3316 		return (-1);
3317 	}
3318 	MEMORYBARRIER(isp, SYNC_SFORCPU, ZTXOFF, QENTRY_LEN);
3319 	pt = &un.plocal;
3320 	isp_get_ct_pt(isp, (isp_ct_pt_t *) &scp[ZTXOFF], pt);
3321 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
3322 		isp_print_bytes(isp, "IOCB response", QENTRY_LEN, pt);
3323 	}
3324 
3325 	if (pt->ctp_status && pt->ctp_status != RQCS_DATA_UNDERRUN) {
3326 		isp_prt(isp, ISP_LOGWARN,
3327 		    "Chan %d ISP GID FT CT Passthrough returned 0x%x",
3328 		    chan, pt->ctp_status);
3329 		return (-1);
3330 	}
3331 	MEMORYBARRIER(isp, SYNC_SFORCPU, IGPOFF, GIDLEN + 16);
3332 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
3333 		isp_print_bytes(isp, "CT response", GIDLEN+16, &scp[IGPOFF]);
3334 	}
3335 	return (0);
3336 }
3337 
3338 static int
3339 isp_scan_fabric(ispsoftc_t *isp, int chan)
3340 {
3341 	fcparam *fcp = FCPARAM(isp, chan);
3342 	uint32_t portid;
3343 	uint16_t handle, oldhandle, loopid;
3344 	isp_pdb_t pdb;
3345 	int portidx, portlim, r;
3346 	sns_gid_ft_rsp_t *rs0, *rs1;
3347 
3348 	isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3349 	    "Chan %d FC Scan Fabric", chan);
3350 	if (fcp->isp_fwstate != FW_READY ||
3351 	    fcp->isp_loopstate < LOOP_LSCAN_DONE) {
3352 		return (-1);
3353 	}
3354 	if (fcp->isp_loopstate > LOOP_SCANNING_FABRIC) {
3355 		return (0);
3356 	}
3357 	if (fcp->isp_topo != TOPO_FL_PORT && fcp->isp_topo != TOPO_F_PORT) {
3358 		fcp->isp_loopstate = LOOP_FSCAN_DONE;
3359 		isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3360 		    "Chan %d FC Scan Fabric Done (no fabric)", chan);
3361 		return (0);
3362 	}
3363 
3364 	fcp->isp_loopstate = LOOP_SCANNING_FABRIC;
3365 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3366 		isp_prt(isp, ISP_LOGERR, sacq);
3367 		ISP_MARK_PORTDB(isp, chan, 1);
3368 		return (-1);
3369 	}
3370 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC) {
3371 		FC_SCRATCH_RELEASE(isp, chan);
3372 		ISP_MARK_PORTDB(isp, chan, 1);
3373 		return (-1);
3374 	}
3375 
3376 	/*
3377 	 * Make sure we still are logged into the fabric controller.
3378 	 */
3379 	if (IS_24XX(isp)) {	/* XXX SHOULDN'T THIS BE TRUE FOR 2K F/W? XXX */
3380 		loopid = NPH_FL_ID;
3381 	} else {
3382 		loopid = FL_ID;
3383 	}
3384 	r = isp_getpdb(isp, chan, loopid, &pdb, 0);
3385 	if (r == MBOX_NOT_LOGGED_IN) {
3386 		isp_dump_chip_portdb(isp, chan, 0);
3387 	}
3388 	if (r) {
3389 		fcp->isp_loopstate = LOOP_PDB_RCVD;
3390 		FC_SCRATCH_RELEASE(isp, chan);
3391 		ISP_MARK_PORTDB(isp, chan, 1);
3392 		return (-1);
3393 	}
3394 
3395 	if (IS_24XX(isp)) {
3396 		r = isp_gid_ft_ct_passthru(isp, chan);
3397 	} else {
3398 		r = isp_gid_ft_sns(isp, chan);
3399 	}
3400 
3401 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC) {
3402 		FC_SCRATCH_RELEASE(isp, chan);
3403 		ISP_MARK_PORTDB(isp, chan, 1);
3404 		return (-1);
3405 	}
3406 
3407 	if (r > 0) {
3408 		fcp->isp_loopstate = LOOP_FSCAN_DONE;
3409 		FC_SCRATCH_RELEASE(isp, chan);
3410 		return (0);
3411 	} else if (r < 0) {
3412 		fcp->isp_loopstate = LOOP_PDB_RCVD;	/* try again */
3413 		FC_SCRATCH_RELEASE(isp, chan);
3414 		return (0);
3415 	}
3416 
3417 	MEMORYBARRIER(isp, SYNC_SFORCPU, IGPOFF, GIDLEN);
3418 	rs0 = (sns_gid_ft_rsp_t *) ((uint8_t *)fcp->isp_scratch+IGPOFF);
3419 	rs1 = (sns_gid_ft_rsp_t *) ((uint8_t *)fcp->isp_scratch+OGPOFF);
3420 	isp_get_gid_ft_response(isp, rs0, rs1, NGENT);
3421 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC) {
3422 		FC_SCRATCH_RELEASE(isp, chan);
3423 		ISP_MARK_PORTDB(isp, chan, 1);
3424 		return (-1);
3425 	}
3426 	if (rs1->snscb_cthdr.ct_cmd_resp != LS_ACC) {
3427 		int level;
3428 		if (rs1->snscb_cthdr.ct_reason == 9 &&
3429 		    rs1->snscb_cthdr.ct_explanation == 7) {
3430 			level = ISP_LOGSANCFG|ISP_LOGDEBUG0;
3431 		} else {
3432 			level = ISP_LOGWARN;
3433 		}
3434 		isp_prt(isp, level, "Chan %d Fabric Nameserver rejected GID_FT"
3435 		    " (Reason=0x%x Expl=0x%x)", chan,
3436 		    rs1->snscb_cthdr.ct_reason,
3437 		    rs1->snscb_cthdr.ct_explanation);
3438 		FC_SCRATCH_RELEASE(isp, chan);
3439 		fcp->isp_loopstate = LOOP_FSCAN_DONE;
3440 		return (0);
3441 	}
3442 
3443 
3444 	/*
3445 	 * If we get this far, we certainly still have the fabric controller.
3446 	 */
3447 	fcp->portdb[FL_ID].state = FC_PORTDB_STATE_PENDING_VALID;
3448 
3449 	/*
3450 	 * Prime the handle we will start using.
3451 	 */
3452 	oldhandle = FCPARAM(isp, 0)->isp_lasthdl;
3453 
3454 	/*
3455 	 * Go through the list and remove duplicate port ids.
3456 	 */
3457 
3458 	portlim = 0;
3459 	portidx = 0;
3460 	for (portidx = 0; portidx < NGENT-1; portidx++) {
3461 		if (rs1->snscb_ports[portidx].control & 0x80) {
3462 			break;
3463 		}
3464 	}
3465 
3466 	/*
3467 	 * If we're not at the last entry, our list wasn't big enough.
3468 	 */
3469 	if ((rs1->snscb_ports[portidx].control & 0x80) == 0) {
3470 		isp_prt(isp, ISP_LOGWARN,
3471 		    "fabric too big for scratch area: increase ISP_FC_SCRLEN");
3472 	}
3473 	portlim = portidx + 1;
3474 	isp_prt(isp, ISP_LOGSANCFG,
3475 	    "Chan %d got %d ports back from name server", chan, portlim);
3476 
3477 	for (portidx = 0; portidx < portlim; portidx++) {
3478 		int npidx;
3479 
3480 		portid =
3481 		    ((rs1->snscb_ports[portidx].portid[0]) << 16) |
3482 		    ((rs1->snscb_ports[portidx].portid[1]) << 8) |
3483 		    ((rs1->snscb_ports[portidx].portid[2]));
3484 
3485 		for (npidx = portidx + 1; npidx < portlim; npidx++) {
3486 			uint32_t new_portid =
3487 			    ((rs1->snscb_ports[npidx].portid[0]) << 16) |
3488 			    ((rs1->snscb_ports[npidx].portid[1]) << 8) |
3489 			    ((rs1->snscb_ports[npidx].portid[2]));
3490 			if (new_portid == portid) {
3491 				break;
3492 			}
3493 		}
3494 
3495 		if (npidx < portlim) {
3496 			rs1->snscb_ports[npidx].portid[0] = 0;
3497 			rs1->snscb_ports[npidx].portid[1] = 0;
3498 			rs1->snscb_ports[npidx].portid[2] = 0;
3499 			isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3500 			    "Chan %d removing duplicate PortID 0x%06x"
3501 			    " entry from list", chan, portid);
3502 		}
3503 	}
3504 
3505 	/*
3506 	 * We now have a list of Port IDs for all FC4 SCSI devices
3507 	 * that the Fabric Name server knows about.
3508 	 *
3509 	 * For each entry on this list go through our port database looking
3510 	 * for probational entries- if we find one, then an old entry is
3511 	 * maybe still this one. We get some information to find out.
3512 	 *
3513 	 * Otherwise, it's a new fabric device, and we log into it
3514 	 * (unconditionally). After searching the entire database
3515 	 * again to make sure that we never ever ever ever have more
3516 	 * than one entry that has the same PortID or the same
3517 	 * WWNN/WWPN duple, we enter the device into our database.
3518 	 */
3519 
3520 	for (portidx = 0; portidx < portlim; portidx++) {
3521 		fcportdb_t *lp;
3522 		uint64_t wwnn, wwpn;
3523 		int dbidx, nr;
3524 
3525 		portid =
3526 		    ((rs1->snscb_ports[portidx].portid[0]) << 16) |
3527 		    ((rs1->snscb_ports[portidx].portid[1]) << 8) |
3528 		    ((rs1->snscb_ports[portidx].portid[2]));
3529 
3530 		if (portid == 0) {
3531 			isp_prt(isp, ISP_LOGSANCFG,
3532 			    "Chan %d skipping null PortID at idx %d",
3533 			    chan, portidx);
3534 			continue;
3535 		}
3536 
3537 		/*
3538 		 * Skip ourselves here and on other channels. If we're
3539 		 * multi-id, we can't check the portids in other FCPARAM
3540 		 * arenas because the resolutions here aren't synchronized.
3541 		 * The best way to do this is to exclude looking at portids
3542 		 * that have the same domain and area code as our own
3543 		 * portid.
3544 		 */
3545 		if (ISP_CAP_MULTI_ID(isp)) {
3546 			if ((portid >> 8) == (fcp->isp_portid >> 8)) {
3547 				isp_prt(isp, ISP_LOGSANCFG,
3548 				    "Chan %d skip PortID 0x%06x",
3549 				    chan, portid);
3550 				continue;
3551 			}
3552 		} else if (portid == fcp->isp_portid) {
3553 			isp_prt(isp, ISP_LOGSANCFG,
3554 			    "Chan %d skip ourselves on @ PortID 0x%06x",
3555 			    chan, portid);
3556 			continue;
3557 		}
3558 
3559 		isp_prt(isp, ISP_LOGSANCFG,
3560 		    "Chan %d Checking Fabric Port 0x%06x", chan, portid);
3561 
3562 		/*
3563 		 * We now search our Port Database for any
3564 		 * probational entries with this PortID. We don't
3565 		 * look for zombies here- only probational
3566 		 * entries (we've already logged out of zombies).
3567 		 */
3568 		for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
3569 			lp = &fcp->portdb[dbidx];
3570 
3571 			if (lp->state != FC_PORTDB_STATE_PROBATIONAL ||
3572 			    lp->target_mode) {
3573 				continue;
3574 			}
3575 			if (lp->portid == portid) {
3576 				break;
3577 			}
3578 		}
3579 
3580 		/*
3581 		 * We found a probational entry with this Port ID.
3582 		 */
3583 		if (dbidx < MAX_FC_TARG) {
3584 			int handle_changed = 0;
3585 
3586 			lp = &fcp->portdb[dbidx];
3587 
3588 			/*
3589 			 * See if we're still logged into it.
3590 			 *
3591 			 * If we aren't, mark it as a dead device and
3592 			 * leave the new portid in the database entry
3593 			 * for somebody further along to decide what to
3594 			 * do (policy choice).
3595 			 *
3596 			 * If we are, check to see if it's the same
3597 			 * device still (it should be). If for some
3598 			 * reason it isn't, mark it as a changed device
3599 			 * and leave the new portid and role in the
3600 			 * database entry for somebody further along to
3601 			 * decide what to do (policy choice).
3602 			 *
3603 			 */
3604 
3605 			r = isp_getpdb(isp, chan, lp->handle, &pdb, 0);
3606 			if (fcp->isp_loopstate != LOOP_SCANNING_FABRIC) {
3607 				FC_SCRATCH_RELEASE(isp, chan);
3608 				ISP_MARK_PORTDB(isp, chan, 1);
3609 				return (-1);
3610 			}
3611 			if (r != 0) {
3612 				lp->new_portid = portid;
3613 				lp->state = FC_PORTDB_STATE_DEAD;
3614 				isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3615 				    "Chan %d Fabric Port 0x%06x is dead",
3616 				    chan, portid);
3617 				continue;
3618 			}
3619 
3620 
3621 			/*
3622 			 * Check to make sure that handle, portid, WWPN and
3623 			 * WWNN agree. If they don't, then the association
3624 			 * between this PortID and the stated handle has been
3625 			 * broken by the firmware.
3626 			 */
3627 			MAKE_WWN_FROM_NODE_NAME(wwnn, pdb.nodename);
3628 			MAKE_WWN_FROM_NODE_NAME(wwpn, pdb.portname);
3629 			if (pdb.handle != lp->handle ||
3630 			    pdb.portid != portid ||
3631 			    wwpn != lp->port_wwn ||
3632 			    wwnn != lp->node_wwn) {
3633 				isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3634 				    fconf, chan, dbidx, pdb.handle, pdb.portid,
3635 				    (uint32_t) (wwnn >> 32), (uint32_t) wwnn,
3636 				    (uint32_t) (wwpn >> 32), (uint32_t) wwpn,
3637 				    lp->handle, portid,
3638 				    (uint32_t) (lp->node_wwn >> 32),
3639 				    (uint32_t) lp->node_wwn,
3640 				    (uint32_t) (lp->port_wwn >> 32),
3641 				    (uint32_t) lp->port_wwn);
3642 				/*
3643 				 * Try to re-login to this device using a
3644 				 * new handle. If that fails, mark it dead.
3645 				 *
3646 				 * isp_login_device will check for handle and
3647 				 * portid consistency after re-login.
3648 				 *
3649 				 */
3650 				if (isp_login_device(isp, chan, portid, &pdb,
3651 				    &oldhandle)) {
3652 					lp->new_portid = portid;
3653 					lp->state = FC_PORTDB_STATE_DEAD;
3654 					if (fcp->isp_loopstate !=
3655 					    LOOP_SCANNING_FABRIC) {
3656 						FC_SCRATCH_RELEASE(isp, chan);
3657 						ISP_MARK_PORTDB(isp, chan, 1);
3658 						return (-1);
3659 					}
3660 					continue;
3661 				}
3662 				if (fcp->isp_loopstate !=
3663 				    LOOP_SCANNING_FABRIC) {
3664 					FC_SCRATCH_RELEASE(isp, chan);
3665 					ISP_MARK_PORTDB(isp, chan, 1);
3666 					return (-1);
3667 				}
3668 				FCPARAM(isp, 0)->isp_lasthdl = oldhandle;
3669 				MAKE_WWN_FROM_NODE_NAME(wwnn, pdb.nodename);
3670 				MAKE_WWN_FROM_NODE_NAME(wwpn, pdb.portname);
3671 				if (wwpn != lp->port_wwn ||
3672 				    wwnn != lp->node_wwn) {
3673 					isp_prt(isp, ISP_LOGWARN, "changed WWN"
3674 					    " after relogin");
3675 					lp->new_portid = portid;
3676 					lp->state = FC_PORTDB_STATE_DEAD;
3677 					continue;
3678 				}
3679 
3680 				lp->handle = pdb.handle;
3681 				handle_changed++;
3682 			}
3683 
3684 			nr = (pdb.s3_role & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
3685 
3686 			/*
3687 			 * Check to see whether the portid and roles have
3688 			 * stayed the same. If they have stayed the same,
3689 			 * we believe that this is the same device and it
3690 			 * hasn't become disconnected and reconnected, so
3691 			 * mark it as pending valid.
3692 			 *
3693 			 * If they aren't the same, mark the device as a
3694 			 * changed device and save the new port id and role
3695 			 * and let somebody else decide.
3696 			 */
3697 
3698 			lp->new_portid = portid;
3699 			lp->new_roles = nr;
3700 			if (pdb.portid != lp->portid || nr != lp->roles ||
3701 			    handle_changed) {
3702 				isp_prt(isp, ISP_LOGSANCFG,
3703 				    "Chan %d Fabric Port 0x%06x changed",
3704 				    chan, portid);
3705 				lp->state = FC_PORTDB_STATE_CHANGED;
3706 			} else {
3707 				isp_prt(isp, ISP_LOGSANCFG,
3708 				    "Chan %d Fabric Port 0x%06x "
3709 				    "Now Pending Valid", chan, portid);
3710 				lp->state = FC_PORTDB_STATE_PENDING_VALID;
3711 			}
3712 			continue;
3713 		}
3714 
3715 		/*
3716 		 * Ah- a new entry. Search the database again for all non-NIL
3717 		 * entries to make sure we never ever make a new database entry
3718 		 * with the same port id. While we're at it, mark where the
3719 		 * last free entry was.
3720 		 */
3721 
3722 		dbidx = MAX_FC_TARG;
3723 		for (lp = fcp->portdb; lp < &fcp->portdb[MAX_FC_TARG]; lp++) {
3724 			if (lp >= &fcp->portdb[FL_ID] &&
3725 			    lp <= &fcp->portdb[SNS_ID]) {
3726 				continue;
3727 			}
3728 			/*
3729 			 * Skip any target mode entries.
3730 			 */
3731 			if (lp->target_mode) {
3732 				continue;
3733 			}
3734 			if (lp->state == FC_PORTDB_STATE_NIL) {
3735 				if (dbidx == MAX_FC_TARG) {
3736 					dbidx = lp - fcp->portdb;
3737 				}
3738 				continue;
3739 			}
3740 			if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
3741 				continue;
3742 			}
3743 			if (lp->portid == portid) {
3744 				break;
3745 			}
3746 		}
3747 
3748 		if (lp < &fcp->portdb[MAX_FC_TARG]) {
3749 			isp_prt(isp, ISP_LOGWARN, "Chan %d PortID 0x%06x "
3750 			    "already at %d handle %d state %d",
3751 			    chan, portid, dbidx, lp->handle, lp->state);
3752 			continue;
3753 		}
3754 
3755 		/*
3756 		 * We should have the index of the first free entry seen.
3757 		 */
3758 		if (dbidx == MAX_FC_TARG) {
3759 			isp_prt(isp, ISP_LOGERR,
3760 			    "port database too small to login PortID 0x%06x"
3761 			    "- increase MAX_FC_TARG", portid);
3762 			continue;
3763 		}
3764 
3765 		/*
3766 		 * Otherwise, point to our new home.
3767 		 */
3768 		lp = &fcp->portdb[dbidx];
3769 
3770 		/*
3771 		 * Try to see if we are logged into this device,
3772 		 * and maybe log into it.
3773 		 *
3774 		 * isp_login_device will check for handle and
3775 		 * portid consistency after login.
3776 		 */
3777 		if (isp_login_device(isp, chan, portid, &pdb, &oldhandle)) {
3778 			if (fcp->isp_loopstate != LOOP_SCANNING_FABRIC) {
3779 				FC_SCRATCH_RELEASE(isp, chan);
3780 				ISP_MARK_PORTDB(isp, chan, 1);
3781 				return (-1);
3782 			}
3783 			continue;
3784 		}
3785 		if (fcp->isp_loopstate != LOOP_SCANNING_FABRIC) {
3786 			FC_SCRATCH_RELEASE(isp, chan);
3787 			ISP_MARK_PORTDB(isp, chan, 1);
3788 			return (-1);
3789 		}
3790 		FCPARAM(isp, 0)->isp_lasthdl = oldhandle;
3791 
3792 		handle = pdb.handle;
3793 		MAKE_WWN_FROM_NODE_NAME(wwnn, pdb.nodename);
3794 		MAKE_WWN_FROM_NODE_NAME(wwpn, pdb.portname);
3795 		nr = (pdb.s3_role & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
3796 
3797 		/*
3798 		 * And go through the database *one* more time to make sure
3799 		 * that we do not make more than one entry that has the same
3800 		 * WWNN/WWPN duple
3801 		 */
3802 		for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
3803 			if (dbidx >= FL_ID && dbidx <= SNS_ID) {
3804 				continue;
3805 			}
3806 			if (fcp->portdb[dbidx].target_mode) {
3807 				continue;
3808 			}
3809 			if (fcp->portdb[dbidx].node_wwn == wwnn &&
3810 			    fcp->portdb[dbidx].port_wwn == wwpn) {
3811 				break;
3812 			}
3813 		}
3814 
3815 		if (dbidx == MAX_FC_TARG) {
3816 			ISP_MEMZERO(lp, sizeof (fcportdb_t));
3817 			lp->handle = handle;
3818 			lp->node_wwn = wwnn;
3819 			lp->port_wwn = wwpn;
3820 			lp->new_portid = portid;
3821 			lp->new_roles = nr;
3822 			lp->state = FC_PORTDB_STATE_NEW;
3823 			isp_prt(isp, ISP_LOGSANCFG,
3824 			    "Chan %d Fabric Port 0x%06x is a New Entry",
3825 			    chan, portid);
3826 			continue;
3827 		}
3828 
3829     		if (fcp->portdb[dbidx].state != FC_PORTDB_STATE_ZOMBIE) {
3830 			isp_prt(isp, ISP_LOGWARN,
3831 			    "Chan %d PortID 0x%x 0x%08x%08x/0x%08x%08x %ld "
3832 			    "already at idx %d, state 0x%x", chan, portid,
3833 			    (uint32_t) (wwnn >> 32), (uint32_t) wwnn,
3834 			    (uint32_t) (wwpn >> 32), (uint32_t) wwpn,
3835 			    (long) (lp - fcp->portdb), dbidx,
3836 			    fcp->portdb[dbidx].state);
3837 			continue;
3838 		}
3839 
3840 		/*
3841 		 * We found a zombie entry that matches us.
3842 		 * Revive it. We know that WWN and WWPN
3843 		 * are the same. For fabric devices, we
3844 		 * don't care that handle is different
3845 		 * as we assign that. If role or portid
3846 		 * are different, it maybe a changed device.
3847 		 */
3848 		lp = &fcp->portdb[dbidx];
3849 		lp->handle = handle;
3850 		lp->new_portid = portid;
3851 		lp->new_roles = nr;
3852 		if (lp->portid != portid || lp->roles != nr) {
3853 			isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3854 			    "Chan %d Zombie Fabric Port 0x%06x Now Changed",
3855 			    chan, portid);
3856 			lp->state = FC_PORTDB_STATE_CHANGED;
3857 		} else {
3858 			isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3859 			    "Chan %d Zombie Fabric Port 0x%06x "
3860 			    "Now Pending Valid", chan, portid);
3861 			lp->state = FC_PORTDB_STATE_PENDING_VALID;
3862 		}
3863 	}
3864 
3865 	FC_SCRATCH_RELEASE(isp, chan);
3866 	if (fcp->isp_loopstate != LOOP_SCANNING_FABRIC) {
3867 		ISP_MARK_PORTDB(isp, chan, 1);
3868 		return (-1);
3869 	}
3870 	fcp->isp_loopstate = LOOP_FSCAN_DONE;
3871 	isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
3872 	    "Chan %d FC Scan Fabric Done", chan);
3873 	return (0);
3874 }
3875 
3876 /*
3877  * Find an unused handle and try and use to login to a port.
3878  */
3879 static int
3880 isp_login_device(ispsoftc_t *isp, int chan, uint32_t portid, isp_pdb_t *p, uint16_t *ohp)
3881 {
3882 	int lim, i, r;
3883 	uint16_t handle;
3884 
3885 	if (ISP_CAP_2KLOGIN(isp)) {
3886 		lim = NPH_MAX_2K;
3887 	} else {
3888 		lim = NPH_MAX;
3889 	}
3890 
3891 	handle = isp_nxt_handle(isp, chan, *ohp);
3892 	for (i = 0; i < lim; i++) {
3893 		/*
3894 		 * See if we're still logged into something with
3895 		 * this handle and that something agrees with this
3896 		 * port id.
3897 		 */
3898 		r = isp_getpdb(isp, chan, handle, p, 0);
3899 		if (r == 0 && p->portid != portid) {
3900 			(void) isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_LOGO | PLOGX_FLG_IMPLICIT | PLOGX_FLG_FREE_NPHDL, 1);
3901 		} else if (r == 0) {
3902 			break;
3903 		}
3904 		if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC) {
3905 			return (-1);
3906 		}
3907 		/*
3908 		 * Now try and log into the device
3909 		 */
3910 		r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI, 1);
3911 		if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC) {
3912 			return (-1);
3913 		}
3914 		if (r == 0) {
3915 			*ohp = handle;
3916 			break;
3917 		} else if ((r & 0xffff) == MBOX_PORT_ID_USED) {
3918 			/*
3919 			 * If we get here, then the firmwware still thinks we're logged into this device, but with a different
3920 			 * handle. We need to break that association. We used to try and just substitute the handle, but then
3921 			 * failed to get any data via isp_getpdb (below).
3922 			 */
3923 			if (isp_plogx(isp, chan, r >> 16, portid, PLOGX_FLG_CMD_LOGO | PLOGX_FLG_IMPLICIT | PLOGX_FLG_FREE_NPHDL, 1)) {
3924 				isp_prt(isp, ISP_LOGERR, "baw... logout of %x failed", r >> 16);
3925 			}
3926 			if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC) {
3927 				return (-1);
3928 			}
3929 			r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI, 1);
3930 			if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC) {
3931 				return (-1);
3932 			}
3933 			if (r == 0) {
3934 				*ohp = handle;
3935 			} else {
3936 				i = lim;
3937 			}
3938 			break;
3939 		} else if (r != MBOX_LOOP_ID_USED) {
3940 			i = lim;
3941 			break;
3942 		} else if (r == MBOX_TIMEOUT) {
3943 			return (-1);
3944 		} else {
3945 			*ohp = handle;
3946 			handle = isp_nxt_handle(isp, chan, *ohp);
3947 		}
3948 	}
3949 
3950 	if (i == lim) {
3951 		isp_prt(isp, ISP_LOGWARN, "Chan %d PLOGI 0x%06x failed", chan, portid);
3952 		return (-1);
3953 	}
3954 
3955 	/*
3956 	 * If we successfully logged into it, get the PDB for it
3957 	 * so we can crosscheck that it is still what we think it
3958 	 * is and that we also have the role it plays
3959 	 */
3960 	r = isp_getpdb(isp, chan, handle, p, 0);
3961 	if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC) {
3962 		return (-1);
3963 	}
3964 	if (r != 0) {
3965 		isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x disappeared", chan, portid, handle);
3966 		return (-1);
3967 	}
3968 
3969 	if (p->handle != handle || p->portid != portid) {
3970 		isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x changed (0x%06x@0x%0x)",
3971 		    chan, portid, handle, p->portid, p->handle);
3972 		return (-1);
3973 	}
3974 	return (0);
3975 }
3976 
3977 static int
3978 isp_register_fc4_type(ispsoftc_t *isp, int chan)
3979 {
3980 	fcparam *fcp = FCPARAM(isp, chan);
3981 	uint8_t local[SNS_RFT_ID_REQ_SIZE];
3982 	sns_screq_t *reqp = (sns_screq_t *) local;
3983 	mbreg_t mbs;
3984 
3985 	ISP_MEMZERO((void *) reqp, SNS_RFT_ID_REQ_SIZE);
3986 	reqp->snscb_rblen = SNS_RFT_ID_RESP_SIZE >> 1;
3987 	reqp->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma + 0x100);
3988 	reqp->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma + 0x100);
3989 	reqp->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma + 0x100);
3990 	reqp->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma + 0x100);
3991 	reqp->snscb_sblen = 22;
3992 	reqp->snscb_data[0] = SNS_RFT_ID;
3993 	reqp->snscb_data[4] = fcp->isp_portid & 0xffff;
3994 	reqp->snscb_data[5] = (fcp->isp_portid >> 16) & 0xff;
3995 	reqp->snscb_data[6] = (1 << FC4_SCSI);
3996 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3997 		isp_prt(isp, ISP_LOGERR, sacq);
3998 		return (-1);
3999 	}
4000 	isp_put_sns_request(isp, reqp, (sns_screq_t *) fcp->isp_scratch);
4001 	MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 1000000);
4002 	mbs.param[1] = SNS_RFT_ID_REQ_SIZE >> 1;
4003 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
4004 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
4005 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
4006 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
4007 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, SNS_RFT_ID_REQ_SIZE);
4008 	isp_mboxcmd(isp, &mbs);
4009 	FC_SCRATCH_RELEASE(isp, chan);
4010 	if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4011 		return (0);
4012 	} else {
4013 		return (-1);
4014 	}
4015 }
4016 
4017 static int
4018 isp_register_fc4_type_24xx(ispsoftc_t *isp, int chan)
4019 {
4020 	mbreg_t mbs;
4021 	fcparam *fcp = FCPARAM(isp, chan);
4022 	union {
4023 		isp_ct_pt_t plocal;
4024 		rft_id_t clocal;
4025 		uint8_t q[QENTRY_LEN];
4026 	} un;
4027 	isp_ct_pt_t *pt;
4028 	ct_hdr_t *ct;
4029 	rft_id_t *rp;
4030 	uint8_t *scp = fcp->isp_scratch;
4031 
4032 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4033 		isp_prt(isp, ISP_LOGERR, sacq);
4034 		return (-1);
4035 	}
4036 
4037 	/*
4038 	 * Build a Passthrough IOCB in memory.
4039 	 */
4040 	ISP_MEMZERO(un.q, QENTRY_LEN);
4041 	pt = &un.plocal;
4042 	pt->ctp_header.rqs_entry_count = 1;
4043 	pt->ctp_header.rqs_entry_type = RQSTYPE_CT_PASSTHRU;
4044 	pt->ctp_handle = 0xffffffff;
4045 	pt->ctp_nphdl = fcp->isp_sns_hdl;
4046 	pt->ctp_cmd_cnt = 1;
4047 	pt->ctp_vpidx = ISP_GET_VPIDX(isp, chan);
4048 	pt->ctp_time = 1;
4049 	pt->ctp_rsp_cnt = 1;
4050 	pt->ctp_rsp_bcnt = sizeof (ct_hdr_t);
4051 	pt->ctp_cmd_bcnt = sizeof (rft_id_t);
4052 	pt->ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma+XTXOFF);
4053 	pt->ctp_dataseg[0].ds_basehi = DMA_HI32(fcp->isp_scdma+XTXOFF);
4054 	pt->ctp_dataseg[0].ds_count = sizeof (rft_id_t);
4055 	pt->ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma+IGPOFF);
4056 	pt->ctp_dataseg[1].ds_basehi = DMA_HI32(fcp->isp_scdma+IGPOFF);
4057 	pt->ctp_dataseg[1].ds_count = sizeof (ct_hdr_t);
4058 	isp_put_ct_pt(isp, pt, (isp_ct_pt_t *) &scp[CTXOFF]);
4059 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
4060 		isp_print_bytes(isp, "IOCB CT Request", QENTRY_LEN, pt);
4061 	}
4062 
4063 	/*
4064 	 * Build the CT header and command in memory.
4065 	 *
4066 	 * Note that the CT header has to end up as Big Endian format in memory.
4067 	 */
4068 	ISP_MEMZERO(&un.clocal, sizeof (un.clocal));
4069 	ct = &un.clocal.rftid_hdr;
4070 	ct->ct_revision = CT_REVISION;
4071 	ct->ct_fcs_type = CT_FC_TYPE_FC;
4072 	ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4073 	ct->ct_cmd_resp = SNS_RFT_ID;
4074 	ct->ct_bcnt_resid = (sizeof (rft_id_t) - sizeof (ct_hdr_t)) >> 2;
4075 	rp = &un.clocal;
4076 	rp->rftid_portid[0] = fcp->isp_portid >> 16;
4077 	rp->rftid_portid[1] = fcp->isp_portid >> 8;
4078 	rp->rftid_portid[2] = fcp->isp_portid;
4079 	rp->rftid_fc4types[FC4_SCSI >> 5] = 1 << (FC4_SCSI & 0x1f);
4080 	isp_put_rft_id(isp, rp, (rft_id_t *) &scp[XTXOFF]);
4081 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
4082 		isp_print_bytes(isp, "CT Header", QENTRY_LEN, &scp[XTXOFF]);
4083 	}
4084 
4085 	ISP_MEMZERO(&scp[ZTXOFF], sizeof (ct_hdr_t));
4086 
4087 	MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 1000000);
4088 	mbs.param[1] = QENTRY_LEN;
4089 	mbs.param[2] = DMA_WD1(fcp->isp_scdma + CTXOFF);
4090 	mbs.param[3] = DMA_WD0(fcp->isp_scdma + CTXOFF);
4091 	mbs.param[6] = DMA_WD3(fcp->isp_scdma + CTXOFF);
4092 	mbs.param[7] = DMA_WD2(fcp->isp_scdma + CTXOFF);
4093 	MEMORYBARRIER(isp, SYNC_SFORDEV, XTXOFF, 2 * QENTRY_LEN);
4094 	isp_mboxcmd(isp, &mbs);
4095 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4096 		FC_SCRATCH_RELEASE(isp, chan);
4097 		return (-1);
4098 	}
4099 	MEMORYBARRIER(isp, SYNC_SFORCPU, ZTXOFF, QENTRY_LEN);
4100 	pt = &un.plocal;
4101 	isp_get_ct_pt(isp, (isp_ct_pt_t *) &scp[ZTXOFF], pt);
4102 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
4103 		isp_print_bytes(isp, "IOCB response", QENTRY_LEN, pt);
4104 	}
4105 	if (pt->ctp_status) {
4106 		FC_SCRATCH_RELEASE(isp, chan);
4107 		isp_prt(isp, ISP_LOGWARN,
4108 		    "Chan %d Register FC4 Type CT Passthrough returned 0x%x",
4109 		    chan, pt->ctp_status);
4110 		return (1);
4111 	}
4112 
4113 	isp_get_ct_hdr(isp, (ct_hdr_t *) &scp[IGPOFF], ct);
4114 	FC_SCRATCH_RELEASE(isp, chan);
4115 
4116 	if (ct->ct_cmd_resp == LS_RJT) {
4117 		isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
4118 		    "Chan %d Register FC4 Type rejected", chan);
4119 		return (-1);
4120 	} else if (ct->ct_cmd_resp == LS_ACC) {
4121 		isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0,
4122 		    "Chan %d Register FC4 Type accepted", chan);
4123 		return (0);
4124 	} else {
4125 		isp_prt(isp, ISP_LOGWARN,
4126 		    "Chan %d Register FC4 Type: 0x%x",
4127 		    chan, ct->ct_cmd_resp);
4128 		return (-1);
4129 	}
4130 }
4131 
4132 static uint16_t
4133 isp_nxt_handle(ispsoftc_t *isp, int chan, uint16_t handle)
4134 {
4135 	int i;
4136 	if (handle == NIL_HANDLE) {
4137 		if (FCPARAM(isp, chan)->isp_topo == TOPO_F_PORT) {
4138 			handle = 0;
4139 		} else {
4140 			handle = SNS_ID+1;
4141 		}
4142 	} else {
4143 		handle += 1;
4144 		if (handle >= FL_ID && handle <= SNS_ID) {
4145 			handle = SNS_ID+1;
4146 		}
4147 		if (handle >= NPH_RESERVED && handle <= NPH_FL_ID) {
4148 			handle = NPH_FL_ID+1;
4149 		}
4150 		if (ISP_CAP_2KLOGIN(isp)) {
4151 			if (handle == NPH_MAX_2K) {
4152 				handle = 0;
4153 			}
4154 		} else {
4155 			if (handle == NPH_MAX) {
4156 				handle = 0;
4157 			}
4158 		}
4159 	}
4160 	if (handle == FCPARAM(isp, chan)->isp_loopid) {
4161 		return (isp_nxt_handle(isp, chan, handle));
4162 	}
4163 	for (i = 0; i < MAX_FC_TARG; i++) {
4164 		if (FCPARAM(isp, chan)->portdb[i].state ==
4165 		    FC_PORTDB_STATE_NIL) {
4166 			continue;
4167 		}
4168 		if (FCPARAM(isp, chan)->portdb[i].handle == handle) {
4169 			return (isp_nxt_handle(isp, chan, handle));
4170 		}
4171 	}
4172 	return (handle);
4173 }
4174 
4175 /*
4176  * Start a command. Locking is assumed done in the caller.
4177  */
4178 
4179 int
4180 isp_start(XS_T *xs)
4181 {
4182 	ispsoftc_t *isp;
4183 	uint32_t handle;
4184 	uint8_t local[QENTRY_LEN];
4185 	ispreq_t *reqp;
4186 	void *cdbp, *qep;
4187 	uint16_t *tptr;
4188 	int target, dmaresult, hdlidx = 0;
4189 
4190 	XS_INITERR(xs);
4191 	isp = XS_ISP(xs);
4192 
4193 	/*
4194 	 * Now make sure we're running.
4195 	 */
4196 
4197 	if (isp->isp_state != ISP_RUNSTATE) {
4198 		isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4199 		XS_SETERR(xs, HBA_BOTCH);
4200 		return (CMD_COMPLETE);
4201 	}
4202 
4203 	/*
4204 	 * Check command CDB length, etc.. We really are limited to 16 bytes
4205 	 * for Fibre Channel, but can do up to 44 bytes in parallel SCSI,
4206 	 * but probably only if we're running fairly new firmware (we'll
4207 	 * let the old f/w choke on an extended command queue entry).
4208 	 */
4209 
4210 	if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) {
4211 		isp_prt(isp, ISP_LOGERR, "unsupported cdb length (%d, CDB[0]=0x%x)", XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff);
4212 		XS_SETERR(xs, HBA_BOTCH);
4213 		return (CMD_COMPLETE);
4214 	}
4215 
4216 	/*
4217 	 * Translate the target to device handle as appropriate, checking
4218 	 * for correct device state as well.
4219 	 */
4220 	target = XS_TGT(xs);
4221 	if (IS_FC(isp)) {
4222 		fcparam *fcp = FCPARAM(isp, XS_CHANNEL(xs));
4223 
4224 		if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
4225 			XS_SETERR(xs, HBA_SELTIMEOUT);
4226 			return (CMD_COMPLETE);
4227 		}
4228 
4229 		/*
4230 		 * Try again later.
4231 		 */
4232 		if (fcp->isp_fwstate != FW_READY || fcp->isp_loopstate != LOOP_READY) {
4233 			return (CMD_RQLATER);
4234 		}
4235 
4236 		if (XS_TGT(xs) >= MAX_FC_TARG) {
4237 			XS_SETERR(xs, HBA_SELTIMEOUT);
4238 			return (CMD_COMPLETE);
4239 		}
4240 
4241 		hdlidx = fcp->isp_dev_map[XS_TGT(xs)] - 1;
4242 		isp_prt(isp, ISP_LOGDEBUG2, "XS_TGT(xs)=%d- hdlidx value %d", XS_TGT(xs), hdlidx);
4243 		if (hdlidx < 0 || hdlidx >= MAX_FC_TARG) {
4244 			XS_SETERR(xs, HBA_SELTIMEOUT);
4245 			return (CMD_COMPLETE);
4246 		}
4247 		if (fcp->portdb[hdlidx].state == FC_PORTDB_STATE_ZOMBIE) {
4248 			return (CMD_RQLATER);
4249 		}
4250 		if (fcp->portdb[hdlidx].state != FC_PORTDB_STATE_VALID) {
4251 			XS_SETERR(xs, HBA_SELTIMEOUT);
4252 			return (CMD_COMPLETE);
4253 		}
4254 		target = fcp->portdb[hdlidx].handle;
4255 		fcp->portdb[hdlidx].dirty = 1;
4256 	} else {
4257 		sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4258 		if ((sdp->role & ISP_ROLE_INITIATOR) == 0) {
4259 			XS_SETERR(xs, HBA_SELTIMEOUT);
4260 			return (CMD_COMPLETE);
4261 		}
4262 		if (sdp->update) {
4263 			isp_spi_update(isp, XS_CHANNEL(xs));
4264 		}
4265 	}
4266 
4267  start_again:
4268 
4269 	qep = isp_getrqentry(isp);
4270 	if (qep == NULL) {
4271 		isp_prt(isp, ISP_LOGDEBUG0, "Request Queue Overflow");
4272 		XS_SETERR(xs, HBA_BOTCH);
4273 		return (CMD_EAGAIN);
4274 	}
4275 	XS_SETERR(xs, HBA_NOERROR);
4276 
4277 	/*
4278 	 * Now see if we need to synchronize the ISP with respect to anything.
4279 	 * We do dual duty here (cough) for synchronizing for busses other
4280 	 * than which we got here to send a command to.
4281 	 */
4282 	reqp = (ispreq_t *) local;
4283 	ISP_MEMZERO(local, QENTRY_LEN);
4284 	if (ISP_TST_SENDMARKER(isp, XS_CHANNEL(xs))) {
4285 		if (IS_24XX(isp)) {
4286 			isp_marker_24xx_t *m = (isp_marker_24xx_t *) reqp;
4287 			m->mrk_header.rqs_entry_count = 1;
4288 			m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4289 			m->mrk_modifier = SYNC_ALL;
4290 			isp_put_marker_24xx(isp, m, qep);
4291 		} else {
4292 			isp_marker_t *m = (isp_marker_t *) reqp;
4293 			m->mrk_header.rqs_entry_count = 1;
4294 			m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4295 			m->mrk_target = (XS_CHANNEL(xs) << 7);	/* bus # */
4296 			m->mrk_modifier = SYNC_ALL;
4297 			isp_put_marker(isp, m, qep);
4298 		}
4299 		ISP_SYNC_REQUEST(isp);
4300 		ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 0);
4301 		goto start_again;
4302 	}
4303 
4304 	reqp->req_header.rqs_entry_count = 1;
4305 	if (IS_24XX(isp)) {
4306 		reqp->req_header.rqs_entry_type = RQSTYPE_T7RQS;
4307 	} else if (IS_FC(isp)) {
4308 		reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS;
4309 	} else {
4310 		if (XS_CDBLEN(xs) > 12) {
4311 			reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY;
4312 		} else {
4313 			reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST;
4314 		}
4315 	}
4316 	/* reqp->req_header.rqs_flags = 0; */
4317 	/* reqp->req_header.rqs_seqno = 0; */
4318 	if (IS_24XX(isp)) {
4319 		int ttype;
4320 		if (XS_TAG_P(xs)) {
4321 			ttype = XS_TAG_TYPE(xs);
4322 		} else {
4323 			if (XS_CDBP(xs)[0] == 0x3) {
4324 				ttype = REQFLAG_HTAG;
4325 			} else {
4326 				ttype = REQFLAG_STAG;
4327 			}
4328 		}
4329 		if (ttype == REQFLAG_OTAG) {
4330 			ttype = FCP_CMND_TASK_ATTR_ORDERED;
4331 		} else if (ttype == REQFLAG_HTAG) {
4332 			ttype = FCP_CMND_TASK_ATTR_HEAD;
4333 		} else {
4334 			ttype = FCP_CMND_TASK_ATTR_SIMPLE;
4335 		}
4336 		((ispreqt7_t *)reqp)->req_task_attribute = ttype;
4337 	} else if (IS_FC(isp)) {
4338 		/*
4339 		 * See comment in isp_intr
4340 		 */
4341 		/* XS_SET_RESID(xs, 0); */
4342 
4343 		/*
4344 		 * Fibre Channel always requires some kind of tag.
4345 		 * The Qlogic drivers seem be happy not to use a tag,
4346 		 * but this breaks for some devices (IBM drives).
4347 		 */
4348 		if (XS_TAG_P(xs)) {
4349 			((ispreqt2_t *)reqp)->req_flags = XS_TAG_TYPE(xs);
4350 		} else {
4351 			/*
4352 			 * If we don't know what tag to use, use HEAD OF QUEUE
4353 			 * for Request Sense or Simple.
4354 			 */
4355 			if (XS_CDBP(xs)[0] == 0x3)	/* REQUEST SENSE */
4356 				((ispreqt2_t *)reqp)->req_flags = REQFLAG_HTAG;
4357 			else
4358 				((ispreqt2_t *)reqp)->req_flags = REQFLAG_STAG;
4359 		}
4360 	} else {
4361 		sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4362 		if ((sdp->isp_devparam[target].actv_flags & DPARM_TQING) && XS_TAG_P(xs)) {
4363 			reqp->req_flags = XS_TAG_TYPE(xs);
4364 		}
4365 	}
4366 	cdbp = reqp->req_cdb;
4367 	tptr = &reqp->req_time;
4368 
4369 	if (IS_SCSI(isp)) {
4370 		reqp->req_target = target | (XS_CHANNEL(xs) << 7);
4371 		reqp->req_lun_trn = XS_LUN(xs);
4372 		reqp->req_cdblen = XS_CDBLEN(xs);
4373 	} else if (IS_24XX(isp)) {
4374 		fcportdb_t *lp;
4375 
4376 		lp = &FCPARAM(isp, XS_CHANNEL(xs))->portdb[hdlidx];
4377 		((ispreqt7_t *)reqp)->req_nphdl = target;
4378 		((ispreqt7_t *)reqp)->req_tidlo = lp->portid;
4379 		((ispreqt7_t *)reqp)->req_tidhi = lp->portid >> 16;
4380 		((ispreqt7_t *)reqp)->req_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(xs));
4381 		if (XS_LUN(xs) > 256) {
4382 			((ispreqt7_t *)reqp)->req_lun[0] = XS_LUN(xs) >> 8;
4383 			((ispreqt7_t *)reqp)->req_lun[0] |= 0x40;
4384 		}
4385 		((ispreqt7_t *)reqp)->req_lun[1] = XS_LUN(xs);
4386 		cdbp = ((ispreqt7_t *)reqp)->req_cdb;
4387 		tptr = &((ispreqt7_t *)reqp)->req_time;
4388 	} else if (ISP_CAP_2KLOGIN(isp)) {
4389 		((ispreqt2e_t *)reqp)->req_target = target;
4390 		((ispreqt2e_t *)reqp)->req_scclun = XS_LUN(xs);
4391 	} else if (ISP_CAP_SCCFW(isp)) {
4392 		((ispreqt2_t *)reqp)->req_target = target;
4393 		((ispreqt2_t *)reqp)->req_scclun = XS_LUN(xs);
4394 	} else {
4395 		((ispreqt2_t *)reqp)->req_target = target;
4396 		((ispreqt2_t *)reqp)->req_lun_trn = XS_LUN(xs);
4397 	}
4398 	ISP_MEMCPY(cdbp, XS_CDBP(xs), XS_CDBLEN(xs));
4399 
4400 	*tptr = XS_TIME(xs) / 1000;
4401 	if (*tptr == 0 && XS_TIME(xs)) {
4402 		*tptr = 1;
4403 	}
4404 	if (IS_24XX(isp) && *tptr > 0x1999) {
4405 		*tptr = 0x1999;
4406 	}
4407 
4408 	if (isp_allocate_xs(isp, xs, &handle)) {
4409 		isp_prt(isp, ISP_LOGDEBUG0, "out of xflist pointers");
4410 		XS_SETERR(xs, HBA_BOTCH);
4411 		return (CMD_EAGAIN);
4412 	}
4413 	/* Whew. Thankfully the same for type 7 requests */
4414 	reqp->req_handle = handle;
4415 
4416 	/*
4417 	 * Set up DMA and/or do any platform dependent swizzling of the request entry
4418 	 * so that the Qlogic F/W understands what is being asked of it.
4419 	 *
4420 	 * The callee is responsible for adding all requests at this point.
4421 	 */
4422 	dmaresult = ISP_DMASETUP(isp, xs, reqp);
4423 	if (dmaresult != CMD_QUEUED) {
4424 		isp_destroy_handle(isp, handle);
4425 		/*
4426 		 * dmasetup sets actual error in packet, and
4427 		 * return what we were given to return.
4428 		 */
4429 		return (dmaresult);
4430 	}
4431 	isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "START cmd cdb[0]=0x%x datalen %ld", XS_CDBP(xs)[0], (long) XS_XFRLEN(xs));
4432 	isp->isp_nactive++;
4433 	return (CMD_QUEUED);
4434 }
4435 
4436 /*
4437  * isp control
4438  * Locks (ints blocked) assumed held.
4439  */
4440 
4441 int
4442 isp_control(ispsoftc_t *isp, ispctl_t ctl, ...)
4443 {
4444 	XS_T *xs;
4445 	mbreg_t *mbr, mbs;
4446 	int chan, tgt;
4447 	uint32_t handle;
4448 	va_list ap;
4449 
4450 	switch (ctl) {
4451 	case ISPCTL_RESET_BUS:
4452 		/*
4453 		 * Issue a bus reset.
4454 		 */
4455 		if (IS_24XX(isp)) {
4456 			isp_prt(isp, ISP_LOGWARN, "RESET BUS NOT IMPLEMENTED");
4457 			break;
4458 		} else if (IS_FC(isp)) {
4459 			mbs.param[1] = 10;
4460 			chan = 0;
4461 		} else {
4462 			va_start(ap, ctl);
4463 			chan = va_arg(ap, int);
4464 			va_end(ap);
4465 			mbs.param[1] = SDPARAM(isp, chan)->isp_bus_reset_delay;
4466 			if (mbs.param[1] < 2) {
4467 				mbs.param[1] = 2;
4468 			}
4469 			mbs.param[2] = chan;
4470 		}
4471 		MBSINIT(&mbs, MBOX_BUS_RESET, MBLOGALL, 0);
4472 		ISP_SET_SENDMARKER(isp, chan, 1);
4473 		isp_mboxcmd(isp, &mbs);
4474 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4475 			break;
4476 		}
4477 		isp_prt(isp, ISP_LOGINFO,
4478 		    "driver initiated bus reset of bus %d", chan);
4479 		return (0);
4480 
4481 	case ISPCTL_RESET_DEV:
4482 		va_start(ap, ctl);
4483 		chan = va_arg(ap, int);
4484 		tgt = va_arg(ap, int);
4485 		va_end(ap);
4486 		if (IS_24XX(isp)) {
4487 			uint8_t local[QENTRY_LEN];
4488 			isp24xx_tmf_t *tmf;
4489 			isp24xx_statusreq_t *sp;
4490 			fcparam *fcp = FCPARAM(isp, chan);
4491 			fcportdb_t *lp;
4492 			int hdlidx;
4493 
4494 			hdlidx = fcp->isp_dev_map[tgt] - 1;
4495 			if (hdlidx < 0 || hdlidx >= MAX_FC_TARG) {
4496 				isp_prt(isp, ISP_LOGWARN,
4497 				    "Chan %d bad handle %d trying to reset"
4498 				    "target %d", chan, hdlidx, tgt);
4499 				break;
4500 			}
4501 			lp = &fcp->portdb[hdlidx];
4502 			if (lp->state != FC_PORTDB_STATE_VALID) {
4503 				isp_prt(isp, ISP_LOGWARN,
4504 				    "Chan %d handle %d for abort of target %d "
4505 				    "no longer valid", chan,
4506 				    hdlidx, tgt);
4507 				break;
4508 			}
4509 
4510 			tmf = (isp24xx_tmf_t *) local;
4511 			ISP_MEMZERO(tmf, QENTRY_LEN);
4512 			tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
4513 			tmf->tmf_header.rqs_entry_count = 1;
4514 			tmf->tmf_nphdl = lp->handle;
4515 			tmf->tmf_delay = 2;
4516 			tmf->tmf_timeout = 2;
4517 			tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
4518 			tmf->tmf_tidlo = lp->portid;
4519 			tmf->tmf_tidhi = lp->portid >> 16;
4520 			tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
4521 			isp_prt(isp, ISP_LOGALL, "Chan %d Reset N-Port Handle 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4522 			MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
4523 			mbs.param[1] = QENTRY_LEN;
4524 			mbs.param[2] = DMA_WD1(fcp->isp_scdma);
4525 			mbs.param[3] = DMA_WD0(fcp->isp_scdma);
4526 			mbs.param[6] = DMA_WD3(fcp->isp_scdma);
4527 			mbs.param[7] = DMA_WD2(fcp->isp_scdma);
4528 
4529 			if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4530 				isp_prt(isp, ISP_LOGERR, sacq);
4531 				break;
4532 			}
4533 			isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch);
4534 			MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN);
4535 			fcp->sendmarker = 1;
4536 			isp_mboxcmd(isp, &mbs);
4537 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4538 				FC_SCRATCH_RELEASE(isp, chan);
4539 				break;
4540 			}
4541 			MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN,
4542 			    QENTRY_LEN);
4543 			sp = (isp24xx_statusreq_t *) local;
4544 			isp_get_24xx_response(isp,
4545 			    &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp);
4546 			FC_SCRATCH_RELEASE(isp, chan);
4547 			if (sp->req_completion_status == 0) {
4548 				return (0);
4549 			}
4550 			isp_prt(isp, ISP_LOGWARN,
4551 			    "Chan %d reset of target %d returned 0x%x",
4552 			    chan, tgt, sp->req_completion_status);
4553 			break;
4554 		} else if (IS_FC(isp)) {
4555 			if (ISP_CAP_2KLOGIN(isp)) {
4556 				mbs.param[1] = tgt;
4557 				mbs.ibits = (1 << 10);
4558 			} else {
4559 				mbs.param[1] = (tgt << 8);
4560 			}
4561 		} else {
4562 			mbs.param[1] = (chan << 15) | (tgt << 8);
4563 		}
4564 		MBSINIT(&mbs, MBOX_ABORT_TARGET, MBLOGALL, 0);
4565 		mbs.param[2] = 3;	/* 'delay', in seconds */
4566 		isp_mboxcmd(isp, &mbs);
4567 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4568 			break;
4569 		}
4570 		isp_prt(isp, ISP_LOGINFO,
4571 		    "Target %d on Bus %d Reset Succeeded", tgt, chan);
4572 		ISP_SET_SENDMARKER(isp, chan, 1);
4573 		return (0);
4574 
4575 	case ISPCTL_ABORT_CMD:
4576 		va_start(ap, ctl);
4577 		xs = va_arg(ap, XS_T *);
4578 		va_end(ap);
4579 
4580 		tgt = XS_TGT(xs);
4581 		chan = XS_CHANNEL(xs);
4582 
4583 		handle = isp_find_handle(isp, xs);
4584 		if (handle == 0) {
4585 			isp_prt(isp, ISP_LOGWARN,
4586 			    "cannot find handle for command to abort");
4587 			break;
4588 		}
4589 		if (IS_24XX(isp)) {
4590 			isp24xx_abrt_t local, *ab = &local, *ab2;
4591 			fcparam *fcp;
4592 			fcportdb_t *lp;
4593 			int hdlidx;
4594 
4595 			fcp = FCPARAM(isp, chan);
4596 			hdlidx = fcp->isp_dev_map[tgt] - 1;
4597 			if (hdlidx < 0 || hdlidx >= MAX_FC_TARG) {
4598 				isp_prt(isp, ISP_LOGWARN,
4599 				    "Chan %d bad handle %d trying to abort"
4600 				    "target %d", chan, hdlidx, tgt);
4601 				break;
4602 			}
4603 			lp = &fcp->portdb[hdlidx];
4604 			if (lp->state != FC_PORTDB_STATE_VALID) {
4605 				isp_prt(isp, ISP_LOGWARN,
4606 				    "Chan %d handle %d for abort of target %d "
4607 				    "no longer valid", chan, hdlidx, tgt);
4608 				break;
4609 			}
4610 			isp_prt(isp, ISP_LOGALL,
4611 			    "Chan %d Abort Cmd for N-Port 0x%04x @ Port "
4612 			    "0x%06x %p", chan, lp->handle, lp->portid, xs);
4613 			ISP_MEMZERO(ab, QENTRY_LEN);
4614 			ab->abrt_header.rqs_entry_type = RQSTYPE_ABORT_IO;
4615 			ab->abrt_header.rqs_entry_count = 1;
4616 			ab->abrt_handle = lp->handle;
4617 			ab->abrt_cmd_handle = handle;
4618 			ab->abrt_tidlo = lp->portid;
4619 			ab->abrt_tidhi = lp->portid >> 16;
4620 			ab->abrt_vpidx = ISP_GET_VPIDX(isp, chan);
4621 
4622 			ISP_MEMZERO(&mbs, sizeof (mbs));
4623 			MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
4624 			mbs.param[1] = QENTRY_LEN;
4625 			mbs.param[2] = DMA_WD1(fcp->isp_scdma);
4626 			mbs.param[3] = DMA_WD0(fcp->isp_scdma);
4627 			mbs.param[6] = DMA_WD3(fcp->isp_scdma);
4628 			mbs.param[7] = DMA_WD2(fcp->isp_scdma);
4629 
4630 			if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4631 				isp_prt(isp, ISP_LOGERR, sacq);
4632 				break;
4633 			}
4634 			isp_put_24xx_abrt(isp, ab, fcp->isp_scratch);
4635 			ab2 = (isp24xx_abrt_t *)
4636 			    &((uint8_t *)fcp->isp_scratch)[QENTRY_LEN];
4637 			ab2->abrt_nphdl = 0xdeaf;
4638 			MEMORYBARRIER(isp, SYNC_SFORDEV, 0, 2 * QENTRY_LEN);
4639 			isp_mboxcmd(isp, &mbs);
4640 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4641 				FC_SCRATCH_RELEASE(isp, chan);
4642 				break;
4643 			}
4644 			MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN,
4645 			    QENTRY_LEN);
4646 			isp_get_24xx_abrt(isp, ab2, ab);
4647 			FC_SCRATCH_RELEASE(isp, chan);
4648 			if (ab->abrt_nphdl == ISP24XX_ABRT_OKAY) {
4649 				return (0);
4650 			}
4651 			isp_prt(isp, ISP_LOGWARN,
4652 			    "Chan %d handle %d abort returned 0x%x", chan,
4653 			    hdlidx, ab->abrt_nphdl);
4654 			break;
4655 		} else if (IS_FC(isp)) {
4656 			if (ISP_CAP_SCCFW(isp)) {
4657 				if (ISP_CAP_2KLOGIN(isp)) {
4658 					mbs.param[1] = tgt;
4659 				} else {
4660 					mbs.param[1] = tgt << 8;
4661 				}
4662 				mbs.param[6] = XS_LUN(xs);
4663 			} else {
4664 				mbs.param[1] = tgt << 8 | XS_LUN(xs);
4665 			}
4666 		} else {
4667 			mbs.param[1] = (chan << 15) | (tgt << 8) | XS_LUN(xs);
4668 		}
4669 		MBSINIT(&mbs, MBOX_ABORT, MBLOGALL & ~MBOX_COMMAND_ERROR, 0);
4670 		mbs.param[2] = handle;
4671 		isp_mboxcmd(isp, &mbs);
4672 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4673 			break;
4674 		}
4675 		return (0);
4676 
4677 	case ISPCTL_UPDATE_PARAMS:
4678 
4679 		va_start(ap, ctl);
4680 		chan = va_arg(ap, int);
4681 		va_end(ap);
4682 		isp_spi_update(isp, chan);
4683 		return (0);
4684 
4685 	case ISPCTL_FCLINK_TEST:
4686 
4687 		if (IS_FC(isp)) {
4688 			int usdelay;
4689 			va_start(ap, ctl);
4690 			chan = va_arg(ap, int);
4691 			usdelay = va_arg(ap, int);
4692 			va_end(ap);
4693 			if (usdelay == 0) {
4694 				usdelay =  250000;
4695 			}
4696 			return (isp_fclink_test(isp, chan, usdelay));
4697 		}
4698 		break;
4699 
4700 	case ISPCTL_SCAN_FABRIC:
4701 
4702 		if (IS_FC(isp)) {
4703 			va_start(ap, ctl);
4704 			chan = va_arg(ap, int);
4705 			va_end(ap);
4706 			return (isp_scan_fabric(isp, chan));
4707 		}
4708 		break;
4709 
4710 	case ISPCTL_SCAN_LOOP:
4711 
4712 		if (IS_FC(isp)) {
4713 			va_start(ap, ctl);
4714 			chan = va_arg(ap, int);
4715 			va_end(ap);
4716 			return (isp_scan_loop(isp, chan));
4717 		}
4718 		break;
4719 
4720 	case ISPCTL_PDB_SYNC:
4721 
4722 		if (IS_FC(isp)) {
4723 			va_start(ap, ctl);
4724 			chan = va_arg(ap, int);
4725 			va_end(ap);
4726 			return (isp_pdb_sync(isp, chan));
4727 		}
4728 		break;
4729 
4730 	case ISPCTL_SEND_LIP:
4731 
4732 		if (IS_FC(isp) && !IS_24XX(isp)) {
4733 			MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
4734 			if (ISP_CAP_2KLOGIN(isp)) {
4735 				mbs.ibits = (1 << 10);
4736 			}
4737 			isp_mboxcmd(isp, &mbs);
4738 			if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4739 				return (0);
4740 			}
4741 		}
4742 		break;
4743 
4744 	case ISPCTL_GET_PDB:
4745 		if (IS_FC(isp)) {
4746 			isp_pdb_t *pdb;
4747 			va_start(ap, ctl);
4748 			chan = va_arg(ap, int);
4749 			tgt = va_arg(ap, int);
4750 			pdb = va_arg(ap, isp_pdb_t *);
4751 			va_end(ap);
4752 			return (isp_getpdb(isp, chan, tgt, pdb, 1));
4753 		}
4754 		break;
4755 
4756 	case ISPCTL_GET_NAMES:
4757 	{
4758 		uint64_t *wwnn, *wwnp;
4759 		va_start(ap, ctl);
4760 		chan = va_arg(ap, int);
4761 		tgt = va_arg(ap, int);
4762 		wwnn = va_arg(ap, uint64_t *);
4763 		wwnp = va_arg(ap, uint64_t *);
4764 		va_end(ap);
4765 		if (wwnn == NULL && wwnp == NULL) {
4766 			break;
4767 		}
4768 		if (wwnn) {
4769 			*wwnn = isp_get_wwn(isp, chan, tgt, 1);
4770 			if (*wwnn == INI_NONE) {
4771 				break;
4772 			}
4773 		}
4774 		if (wwnp) {
4775 			*wwnp = isp_get_wwn(isp, chan, tgt, 0);
4776 			if (*wwnp == INI_NONE) {
4777 				break;
4778 			}
4779 		}
4780 		return (0);
4781 	}
4782 	case ISPCTL_RUN_MBOXCMD:
4783 	{
4784 		va_start(ap, ctl);
4785 		mbr = va_arg(ap, mbreg_t *);
4786 		va_end(ap);
4787 		isp_mboxcmd(isp, mbr);
4788 		return (0);
4789 	}
4790 	case ISPCTL_PLOGX:
4791 	{
4792 		isp_plcmd_t *p;
4793 		int r;
4794 
4795 		va_start(ap, ctl);
4796 		p = va_arg(ap, isp_plcmd_t *);
4797 		va_end(ap);
4798 
4799 		if ((p->flags & PLOGX_FLG_CMD_MASK) != PLOGX_FLG_CMD_PLOGI || (p->handle != NIL_HANDLE)) {
4800 			return (isp_plogx(isp, p->channel, p->handle, p->portid, p->flags, 0));
4801 		}
4802 		do {
4803 			p->handle = isp_nxt_handle(isp, p->channel, p->handle);
4804 			r = isp_plogx(isp, p->channel, p->handle, p->portid, p->flags, 0);
4805 			if ((r & 0xffff) == MBOX_PORT_ID_USED) {
4806 				p->handle = r >> 16;
4807 				r = 0;
4808 				break;
4809 			}
4810 		} while ((r & 0xffff) == MBOX_LOOP_ID_USED);
4811 		return (r);
4812 	}
4813 	default:
4814 		isp_prt(isp, ISP_LOGERR, "Unknown Control Opcode 0x%x", ctl);
4815 		break;
4816 
4817 	}
4818 	return (-1);
4819 }
4820 
4821 /*
4822  * Interrupt Service Routine(s).
4823  *
4824  * External (OS) framework has done the appropriate locking,
4825  * and the locking will be held throughout this function.
4826  */
4827 
4828 /*
4829  * Limit our stack depth by sticking with the max likely number
4830  * of completions on a request queue at any one time.
4831  */
4832 #ifndef	MAX_REQUESTQ_COMPLETIONS
4833 #define	MAX_REQUESTQ_COMPLETIONS	32
4834 #endif
4835 
4836 void
4837 isp_intr(ispsoftc_t *isp, uint32_t isr, uint16_t sema, uint16_t mbox)
4838 {
4839 	XS_T *complist[MAX_REQUESTQ_COMPLETIONS], *xs;
4840 	uint32_t iptr, optr, junk;
4841 	int i, nlooked = 0, ndone = 0;
4842 
4843 again:
4844 	optr = isp->isp_residx;
4845 	/*
4846 	 * Is this a mailbox related interrupt?
4847 	 * The mailbox semaphore will be nonzero if so.
4848 	 */
4849 	if (sema) {
4850  fmbox:
4851 		if (mbox & MBOX_COMMAND_COMPLETE) {
4852 			isp->isp_intmboxc++;
4853 			if (isp->isp_mboxbsy) {
4854 				int obits = isp->isp_obits;
4855 				isp->isp_mboxtmp[0] = mbox;
4856 				for (i = 1; i < MAX_MAILBOX(isp); i++) {
4857 					if ((obits & (1 << i)) == 0) {
4858 						continue;
4859 					}
4860 					isp->isp_mboxtmp[i] = ISP_READ(isp, MBOX_OFF(i));
4861 				}
4862 				if (isp->isp_mbxwrk0) {
4863 					if (isp_mbox_continue(isp) == 0) {
4864 						return;
4865 					}
4866 				}
4867 				MBOX_NOTIFY_COMPLETE(isp);
4868 			} else {
4869 				isp_prt(isp, ISP_LOGWARN, "mailbox cmd (0x%x) with no waiters", mbox);
4870 			}
4871 		} else {
4872 			i = IS_FC(isp)? isp_parse_async_fc(isp, mbox) : isp_parse_async(isp, mbox);
4873 			if (i < 0) {
4874 				return;
4875 			}
4876 		}
4877 		if ((IS_FC(isp) && mbox != ASYNC_RIOZIO_STALL) || isp->isp_state != ISP_RUNSTATE) {
4878 			goto out;
4879 		}
4880 	}
4881 
4882 	/*
4883 	 * We can't be getting this now.
4884 	 */
4885 	if (isp->isp_state != ISP_RUNSTATE) {
4886 		/*
4887 		 * This seems to happen to 23XX and 24XX cards- don't know why.
4888 		 */
4889 		 if (isp->isp_mboxbsy && isp->isp_lastmbxcmd == MBOX_ABOUT_FIRMWARE) {
4890 			goto fmbox;
4891 		}
4892 		isp_prt(isp, ISP_LOGINFO, "interrupt (ISR=%x SEMA=%x) when not ready", isr, sema);
4893 		/*
4894 		 * Thank you very much!  *Burrrp*!
4895 		 */
4896 		ISP_WRITE(isp, isp->isp_respoutrp, ISP_READ(isp, isp->isp_respinrp));
4897 		if (IS_24XX(isp)) {
4898 			ISP_DISABLE_INTS(isp);
4899 		}
4900 		goto out;
4901 	}
4902 
4903 #ifdef	ISP_TARGET_MODE
4904 	/*
4905 	 * Check for ATIO Queue entries.
4906 	 */
4907 	if (IS_24XX(isp)) {
4908 		iptr = ISP_READ(isp, BIU2400_ATIO_RSPINP);
4909 		optr = ISP_READ(isp, BIU2400_ATIO_RSPOUTP);
4910 
4911 		while (optr != iptr) {
4912 			uint8_t qe[QENTRY_LEN];
4913 			isphdr_t *hp;
4914 			uint32_t oop;
4915 			void *addr;
4916 
4917 			oop = optr;
4918 			MEMORYBARRIER(isp, SYNC_ATIOQ, oop, QENTRY_LEN);
4919 			addr = ISP_QUEUE_ENTRY(isp->isp_atioq, oop);
4920 			isp_get_hdr(isp, addr, (isphdr_t *)qe);
4921 			hp = (isphdr_t *)qe;
4922 			switch (hp->rqs_entry_type) {
4923 			case RQSTYPE_NOTIFY:
4924 			case RQSTYPE_ATIO:
4925 				(void) isp_target_notify(isp, addr, &oop);
4926 				break;
4927 			default:
4928 				isp_print_qentry(isp, "?ATIOQ entry?", oop, addr);
4929 				break;
4930 			}
4931 			optr = ISP_NXT_QENTRY(oop, RESULT_QUEUE_LEN(isp));
4932 			ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, optr);
4933 		}
4934 		optr = isp->isp_residx;
4935 	}
4936 #endif
4937 
4938 	/*
4939 	 * Get the current Response Queue Out Pointer.
4940 	 *
4941 	 * If we're a 2300 or 2400, we can ask what hardware what it thinks.
4942 	 */
4943 	if (IS_23XX(isp) || IS_24XX(isp)) {
4944 		optr = ISP_READ(isp, isp->isp_respoutrp);
4945 		/*
4946 		 * Debug: to be taken out eventually
4947 		 */
4948 		if (isp->isp_residx != optr) {
4949 			isp_prt(isp, ISP_LOGINFO, "isp_intr: hard optr=%x, soft optr %x", optr, isp->isp_residx);
4950 			isp->isp_residx = optr;
4951 		}
4952 	} else {
4953 		optr = isp->isp_residx;
4954 	}
4955 
4956 	/*
4957 	 * You *must* read the Response Queue In Pointer
4958 	 * prior to clearing the RISC interrupt.
4959 	 *
4960 	 * Debounce the 2300 if revision less than 2.
4961 	 */
4962 	if (IS_2100(isp) || (IS_2300(isp) && isp->isp_revision < 2)) {
4963 		i = 0;
4964 		do {
4965 			iptr = ISP_READ(isp, isp->isp_respinrp);
4966 			junk = ISP_READ(isp, isp->isp_respinrp);
4967 		} while (junk != iptr && ++i < 1000);
4968 
4969 		if (iptr != junk) {
4970 			isp_prt(isp, ISP_LOGWARN, "Response Queue Out Pointer Unstable (%x, %x)", iptr, junk);
4971 			goto out;
4972 		}
4973 	} else {
4974 		iptr = ISP_READ(isp, isp->isp_respinrp);
4975 	}
4976 	isp->isp_resodx = iptr;
4977 
4978 
4979 	if (optr == iptr && sema == 0) {
4980 		/*
4981 		 * There are a lot of these- reasons unknown- mostly on
4982 		 * faster Alpha machines.
4983 		 *
4984 		 * I tried delaying after writing HCCR_CMD_CLEAR_RISC_INT to
4985 		 * make sure the old interrupt went away (to avoid 'ringing'
4986 		 * effects), but that didn't stop this from occurring.
4987 		 */
4988 		if (IS_24XX(isp)) {
4989 			junk = 0;
4990 		} else if (IS_23XX(isp)) {
4991 			ISP_DELAY(100);
4992 			iptr = ISP_READ(isp, isp->isp_respinrp);
4993 			junk = ISP_READ(isp, BIU_R2HSTSLO);
4994 		} else {
4995 			junk = ISP_READ(isp, BIU_ISR);
4996 		}
4997 		if (optr == iptr) {
4998 			if (IS_23XX(isp) || IS_24XX(isp)) {
4999 				;
5000 			} else {
5001 				sema = ISP_READ(isp, BIU_SEMA);
5002 				mbox = ISP_READ(isp, OUTMAILBOX0);
5003 				if ((sema & 0x3) && (mbox & 0x8000)) {
5004 					goto again;
5005 				}
5006 			}
5007 			isp->isp_intbogus++;
5008 			isp_prt(isp, ISP_LOGDEBUG1, "bogus intr- isr %x (%x) iptr %x optr %x", isr, junk, iptr, optr);
5009 		}
5010 	}
5011 	isp->isp_resodx = iptr;
5012 
5013 	while (optr != iptr) {
5014 		uint8_t qe[QENTRY_LEN];
5015 		ispstatusreq_t *sp = (ispstatusreq_t *) qe;
5016 		isphdr_t *hp;
5017 		int buddaboom, etype, scsi_status, completion_status;
5018 		int req_status_flags, req_state_flags;
5019 		uint8_t *snsp, *resp;
5020 		uint32_t rlen, slen;
5021 		long resid;
5022 		uint16_t oop;
5023 
5024 		hp = (isphdr_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr);
5025 		oop = optr;
5026 		optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN(isp));
5027 		nlooked++;
5028  read_again:
5029 		buddaboom = req_status_flags = req_state_flags = 0;
5030 		resid = 0L;
5031 
5032 		/*
5033 		 * Synchronize our view of this response queue entry.
5034 		 */
5035 		MEMORYBARRIER(isp, SYNC_RESULT, oop, QENTRY_LEN);
5036 		isp_get_hdr(isp, hp, &sp->req_header);
5037 		etype = sp->req_header.rqs_entry_type;
5038 
5039 		if (IS_24XX(isp) && etype == RQSTYPE_RESPONSE) {
5040 			isp24xx_statusreq_t *sp2 = (isp24xx_statusreq_t *)qe;
5041 			isp_get_24xx_response(isp, (isp24xx_statusreq_t *)hp, sp2);
5042 			if (isp->isp_dblev & ISP_LOGDEBUG1) {
5043 				isp_print_bytes(isp, "Response Queue Entry", QENTRY_LEN, sp2);
5044 			}
5045 			scsi_status = sp2->req_scsi_status;
5046 			completion_status = sp2->req_completion_status;
5047 			req_state_flags = 0;
5048 			resid = sp2->req_resid;
5049 		} else if (etype == RQSTYPE_RESPONSE) {
5050 			isp_get_response(isp, (ispstatusreq_t *) hp, sp);
5051 			if (isp->isp_dblev & ISP_LOGDEBUG1) {
5052 				isp_print_bytes(isp, "Response Queue Entry", QENTRY_LEN, sp);
5053 			}
5054 			scsi_status = sp->req_scsi_status;
5055 			completion_status = sp->req_completion_status;
5056 			req_status_flags = sp->req_status_flags;
5057 			req_state_flags = sp->req_state_flags;
5058 			resid = sp->req_resid;
5059 		} else if (etype == RQSTYPE_RIO1) {
5060 			isp_rio1_t *rio = (isp_rio1_t *) qe;
5061 			isp_get_rio1(isp, (isp_rio1_t *) hp, rio);
5062 			if (isp->isp_dblev & ISP_LOGDEBUG1) {
5063 				isp_print_bytes(isp, "Response Queue Entry", QENTRY_LEN, rio);
5064 			}
5065 			for (i = 0; i < rio->req_header.rqs_seqno; i++) {
5066 				isp_fastpost_complete(isp, rio->req_handles[i]);
5067 			}
5068 			if (isp->isp_fpcchiwater < rio->req_header.rqs_seqno) {
5069 				isp->isp_fpcchiwater = rio->req_header.rqs_seqno;
5070 			}
5071 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5072 			continue;
5073 		} else if (etype == RQSTYPE_RIO2) {
5074 			isp_prt(isp, ISP_LOGERR, "dropping RIO2 response\n");
5075 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5076 			continue;
5077 		} else {
5078 			/*
5079 			 * Somebody reachable via isp_handle_other_response
5080 			 * may have updated the response queue pointers for
5081 			 * us, so we reload our goal index.
5082 			 */
5083 			int r;
5084 			uint32_t tsto = oop;
5085 			r = isp_handle_other_response(isp, etype, hp, &tsto);
5086 			if (r < 0) {
5087 				goto read_again;
5088 			}
5089 			/*
5090 			 * If somebody updated the output pointer, then reset
5091 			 * optr to be one more than the updated amount.
5092 			 */
5093 			while (tsto != oop) {
5094 				optr = ISP_NXT_QENTRY(tsto,
5095 				    RESULT_QUEUE_LEN(isp));
5096 			}
5097 			if (r > 0) {
5098 				ISP_WRITE(isp, isp->isp_respoutrp, optr);
5099 				ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5100 				continue;
5101 			}
5102 
5103 			/*
5104 			 * After this point, we'll just look at the header as
5105 			 * we don't know how to deal with the rest of the
5106 			 * response.
5107 			 */
5108 
5109 			/*
5110 			 * It really has to be a bounced request just copied
5111 			 * from the request queue to the response queue. If
5112 			 * not, something bad has happened.
5113 			 */
5114 			if (etype != RQSTYPE_REQUEST) {
5115 				isp_prt(isp, ISP_LOGERR, notresp,
5116 				    etype, oop, optr, nlooked);
5117 				isp_print_bytes(isp,
5118 				    "Request Queue Entry", QENTRY_LEN, sp);
5119 				ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5120 				continue;
5121 			}
5122 			buddaboom = 1;
5123 			scsi_status = sp->req_scsi_status;
5124 			completion_status = sp->req_completion_status;
5125 			req_status_flags = sp->req_status_flags;
5126 			req_state_flags = sp->req_state_flags;
5127 			resid = sp->req_resid;
5128 		}
5129 
5130 		if (sp->req_header.rqs_flags & RQSFLAG_MASK) {
5131 			if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) {
5132 				isp_print_bytes(isp, "unexpected continuation segment", QENTRY_LEN, sp);
5133 				ISP_WRITE(isp, isp->isp_respoutrp, optr);
5134 				continue;
5135 			}
5136 			if (sp->req_header.rqs_flags & RQSFLAG_FULL) {
5137 				isp_prt(isp, ISP_LOGDEBUG0, "internal queues full");
5138 				/*
5139 				 * We'll synthesize a QUEUE FULL message below.
5140 				 */
5141 			}
5142 			if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) {
5143 				isp_print_bytes(isp, "bad header flag", QENTRY_LEN, sp);
5144 				buddaboom++;
5145 			}
5146 			if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) {
5147 				isp_print_bytes(isp, "bad request packet", QENTRY_LEN, sp);
5148 				buddaboom++;
5149 			}
5150 			if (sp->req_header.rqs_flags & RQSFLAG_BADCOUNT) {
5151 				isp_print_bytes(isp, "invalid entry count", QENTRY_LEN, sp);
5152 				buddaboom++;
5153 			}
5154 			if (sp->req_header.rqs_flags & RQSFLAG_BADORDER) {
5155 				isp_print_bytes(isp, "invalid IOCB ordering", QENTRY_LEN, sp);
5156 				ISP_WRITE(isp, isp->isp_respoutrp, optr);
5157 				continue;
5158 			}
5159 		}
5160 
5161 		if (!ISP_VALID_HANDLE(isp, sp->req_handle)) {
5162 			isp_prt(isp, ISP_LOGERR, "bad request handle 0x%x (iocb type 0x%x)", sp->req_handle, etype);
5163 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5164 			ISP_WRITE(isp, isp->isp_respoutrp, optr);
5165 			continue;
5166 		}
5167 		xs = isp_find_xs(isp, sp->req_handle);
5168 		if (xs == NULL) {
5169 			uint8_t ts = completion_status & 0xff;
5170 			/*
5171 			 * Only whine if this isn't the expected fallout of
5172 			 * aborting the command or resetting the target.
5173 			 */
5174 			if (etype != RQSTYPE_RESPONSE) {
5175 				isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (type 0x%x)", sp->req_handle, etype);
5176 			} else if (ts != RQCS_ABORTED && ts != RQCS_RESET_OCCURRED) {
5177 				isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (status 0x%x)", sp->req_handle, ts);
5178 			}
5179 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5180 			ISP_WRITE(isp, isp->isp_respoutrp, optr);
5181 			continue;
5182 		}
5183 		if (req_status_flags & RQSTF_BUS_RESET) {
5184 			XS_SETERR(xs, HBA_BUSRESET);
5185 			ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
5186 		}
5187 		if (buddaboom) {
5188 			XS_SETERR(xs, HBA_BOTCH);
5189 		}
5190 
5191 		resp = NULL;
5192 		rlen = 0;
5193 		snsp = NULL;
5194 		slen = 0;
5195 		if (IS_24XX(isp) && (scsi_status & (RQCS_RV|RQCS_SV)) != 0) {
5196 			resp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5197 			rlen = ((isp24xx_statusreq_t *)sp)->req_response_len;
5198 		} else if (IS_FC(isp) && (scsi_status & RQCS_RV) != 0) {
5199 			resp = sp->req_response;
5200 			rlen = sp->req_response_len;
5201 		}
5202 		if (IS_FC(isp) && (scsi_status & RQCS_SV) != 0) {
5203 			/*
5204 			 * Fibre Channel F/W doesn't say we got status
5205 			 * if there's Sense Data instead. I guess they
5206 			 * think it goes w/o saying.
5207 			 */
5208 			req_state_flags |= RQSF_GOT_STATUS|RQSF_GOT_SENSE;
5209 			if (IS_24XX(isp)) {
5210 				snsp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5211 				snsp += rlen;
5212 				slen = ((isp24xx_statusreq_t *)sp)->req_sense_len;
5213 			} else {
5214 				snsp = sp->req_sense_data;
5215 				slen = sp->req_sense_len;
5216 			}
5217 		} else if (IS_SCSI(isp) && (req_state_flags & RQSF_GOT_SENSE)) {
5218 			snsp = sp->req_sense_data;
5219 			slen = sp->req_sense_len;
5220 		}
5221 		if (req_state_flags & RQSF_GOT_STATUS) {
5222 			*XS_STSP(xs) = scsi_status & 0xff;
5223 		}
5224 
5225 		switch (etype) {
5226 		case RQSTYPE_RESPONSE:
5227 			if (resp && rlen >= 4 && resp[FCP_RSPNS_CODE_OFFSET] != 0) {
5228 				const char *ptr;
5229 				char lb[64];
5230 				const char *rnames[6] = {
5231 					"Task Management Function Done",
5232 					"Data Length Differs From Burst Length",
5233 					"Invalid FCP Cmnd",
5234 					"FCP DATA RO mismatch with FCP DATA_XFR_RDY RO",
5235 					"Task Management Function Rejected",
5236 					"Task Management Function Failed",
5237 				};
5238 				if (resp[FCP_RSPNS_CODE_OFFSET] > 5) {
5239 					ISP_SNPRINTF(lb, sizeof lb, "Unknown FCP Response Code 0x%x", resp[FCP_RSPNS_CODE_OFFSET]);
5240 					ptr = lb;
5241 				} else {
5242 					ptr = rnames[resp[FCP_RSPNS_CODE_OFFSET]];
5243 				}
5244 				isp_xs_prt(isp, xs, ISP_LOGWARN, "FCP RESPONSE, LENGTH %u: %s CDB0=0x%02x", rlen, ptr, XS_CDBP(xs)[0] & 0xff);
5245 				if (resp[FCP_RSPNS_CODE_OFFSET] != 0) {
5246 					XS_SETERR(xs, HBA_BOTCH);
5247 				}
5248 			}
5249 			if (IS_24XX(isp)) {
5250 				isp_parse_status_24xx(isp, (isp24xx_statusreq_t *)sp, xs, &resid);
5251 			} else {
5252 				isp_parse_status(isp, (void *)sp, xs, &resid);
5253 			}
5254 			if ((XS_NOERR(xs) || XS_ERR(xs) == HBA_NOERROR) && (*XS_STSP(xs) == SCSI_BUSY)) {
5255 				XS_SETERR(xs, HBA_TGTBSY);
5256 			}
5257 			if (IS_SCSI(isp)) {
5258 				XS_SET_RESID(xs, resid);
5259 				/*
5260 				 * A new synchronous rate was negotiated for
5261 				 * this target. Mark state such that we'll go
5262 				 * look up that which has changed later.
5263 				 */
5264 				if (req_status_flags & RQSTF_NEGOTIATION) {
5265 					int t = XS_TGT(xs);
5266 					sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
5267 					sdp->isp_devparam[t].dev_refresh = 1;
5268 					sdp->update = 1;
5269 				}
5270 			} else {
5271 				if (req_status_flags & RQSF_XFER_COMPLETE) {
5272 					XS_SET_RESID(xs, 0);
5273 				} else if (scsi_status & RQCS_RESID) {
5274 					XS_SET_RESID(xs, resid);
5275 				} else {
5276 					XS_SET_RESID(xs, 0);
5277 				}
5278 			}
5279 			if (snsp && slen) {
5280 				XS_SAVE_SENSE(xs, snsp, slen);
5281 			} else if ((req_status_flags & RQSF_GOT_STATUS) && (scsi_status & 0xff) == SCSI_CHECK && IS_FC(isp)) {
5282 				isp_prt(isp, ISP_LOGWARN, "CHECK CONDITION w/o sense data for CDB=0x%x", XS_CDBP(xs)[0] & 0xff);
5283 				isp_print_bytes(isp, "CC with no Sense", QENTRY_LEN, qe);
5284 			}
5285 			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));
5286 			break;
5287 		case RQSTYPE_REQUEST:
5288 		case RQSTYPE_A64:
5289 		case RQSTYPE_T2RQS:
5290 		case RQSTYPE_T3RQS:
5291 		case RQSTYPE_T7RQS:
5292 			if (!IS_24XX(isp) && (sp->req_header.rqs_flags & RQSFLAG_FULL)) {
5293 				/*
5294 				 * Force Queue Full status.
5295 				 */
5296 				*XS_STSP(xs) = SCSI_QFULL;
5297 				XS_SETERR(xs, HBA_NOERROR);
5298 			} else if (XS_NOERR(xs)) {
5299 				XS_SETERR(xs, HBA_BOTCH);
5300 			}
5301 			XS_SET_RESID(xs, XS_XFRLEN(xs));
5302 			break;
5303 		default:
5304 			isp_print_bytes(isp, "Unhandled Response Type", QENTRY_LEN, qe);
5305 			if (XS_NOERR(xs)) {
5306 				XS_SETERR(xs, HBA_BOTCH);
5307 			}
5308 			break;
5309 		}
5310 
5311 		/*
5312 		 * Free any DMA resources. As a side effect, this may
5313 		 * also do any cache flushing necessary for data coherence.
5314 		 */
5315 		if (XS_XFRLEN(xs)) {
5316 			ISP_DMAFREE(isp, xs, sp->req_handle);
5317 		}
5318 		isp_destroy_handle(isp, sp->req_handle);
5319 
5320 		if (((isp->isp_dblev & (ISP_LOGDEBUG1|ISP_LOGDEBUG2|ISP_LOGDEBUG3))) ||
5321 		    ((isp->isp_dblev & (ISP_LOGDEBUG0|ISP_LOG_CWARN) && ((!XS_NOERR(xs)) || (*XS_STSP(xs) != SCSI_GOOD))))) {
5322 			isp_prt_endcmd(isp, xs);
5323 		}
5324 		if (isp->isp_nactive > 0) {
5325 		    isp->isp_nactive--;
5326 		}
5327 		complist[ndone++] = xs;	/* defer completion call until later */
5328 		ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5329 		if (ndone == MAX_REQUESTQ_COMPLETIONS) {
5330 			break;
5331 		}
5332 	}
5333 
5334 	/*
5335 	 * If we looked at any commands, then it's valid to find out
5336 	 * what the outpointer is. It also is a trigger to update the
5337 	 * ISP's notion of what we've seen so far.
5338 	 */
5339 	if (nlooked) {
5340 		ISP_WRITE(isp, isp->isp_respoutrp, optr);
5341 		/*
5342 		 * While we're at it, read the requst queue out pointer.
5343 		 */
5344 		isp->isp_reqodx = ISP_READ(isp, isp->isp_rqstoutrp);
5345 		if (isp->isp_rscchiwater < ndone) {
5346 			isp->isp_rscchiwater = ndone;
5347 		}
5348 	}
5349 
5350 out:
5351 
5352 	if (IS_24XX(isp)) {
5353 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
5354 	} else {
5355 		ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
5356 		ISP_WRITE(isp, BIU_SEMA, 0);
5357 	}
5358 
5359 	isp->isp_residx = optr;
5360 	for (i = 0; i < ndone; i++) {
5361 		xs = complist[i];
5362 		if (xs) {
5363 			isp->isp_rsltccmplt++;
5364 			isp_done(xs);
5365 		}
5366 	}
5367 }
5368 
5369 /*
5370  * Support routines.
5371  */
5372 
5373 static void
5374 isp_prt_endcmd(ispsoftc_t *isp, XS_T *xs)
5375 {
5376 	char cdbstr[16 * 5 + 1];
5377 	int i, lim;
5378 
5379 	lim = XS_CDBLEN(xs) > 16? 16 : XS_CDBLEN(xs);
5380 	ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "0x%02x ", XS_CDBP(xs)[0]);
5381 	for (i = 1; i < lim; i++) {
5382 		ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "%s0x%02x ", cdbstr, XS_CDBP(xs)[i]);
5383 	}
5384 	if (XS_SENSE_VALID(xs)) {
5385 		isp_xs_prt(isp, xs, ISP_LOGALL, "FIN dl%d resid %ld CDB=%s KEY/ASC/ASCQ=0x%02x/0x%02x/0x%02x",
5386 		    XS_XFRLEN(xs), (long) XS_GET_RESID(xs), cdbstr, XS_SNSKEY(xs), XS_SNSASC(xs), XS_SNSASCQ(xs));
5387 	} else {
5388 		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));
5389 	}
5390 }
5391 
5392 /*
5393  * Parse an ASYNC mailbox complete
5394  *
5395  * Return non-zero if the event has been acknowledged.
5396  */
5397 static int
5398 isp_parse_async(ispsoftc_t *isp, uint16_t mbox)
5399 {
5400 	int acked = 0;
5401 	uint32_t h1 = 0, h2 = 0;
5402 	uint16_t chan = 0;
5403 
5404 	/*
5405 	 * Pick up the channel, but not if this is a ASYNC_RIO32_2,
5406 	 * where Mailboxes 6/7 have the second handle.
5407 	 */
5408 	if (mbox != ASYNC_RIO32_2) {
5409 		if (IS_DUALBUS(isp)) {
5410 			chan = ISP_READ(isp, OUTMAILBOX6);
5411 		}
5412 	}
5413 	isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5414 
5415 	switch (mbox) {
5416 	case ASYNC_BUS_RESET:
5417 		ISP_SET_SENDMARKER(isp, chan, 1);
5418 #ifdef	ISP_TARGET_MODE
5419 		if (isp_target_async(isp, chan, mbox)) {
5420 			acked = 1;
5421 		}
5422 #endif
5423 		isp_async(isp, ISPASYNC_BUS_RESET, chan);
5424 		break;
5425 	case ASYNC_SYSTEM_ERROR:
5426 		isp->isp_dead = 1;
5427 		isp->isp_state = ISP_CRASHED;
5428 		/*
5429 		 * Were we waiting for a mailbox command to complete?
5430 		 * If so, it's dead, so wake up the waiter.
5431 		 */
5432 		if (isp->isp_mboxbsy) {
5433 			isp->isp_obits = 1;
5434 			isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5435 			MBOX_NOTIFY_COMPLETE(isp);
5436 		}
5437 		/*
5438 		 * It's up to the handler for isp_async to reinit stuff and
5439 		 * restart the firmware
5440 		 */
5441 		isp_async(isp, ISPASYNC_FW_CRASH);
5442 		acked = 1;
5443 		break;
5444 
5445 	case ASYNC_RQS_XFER_ERR:
5446 		isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5447 		break;
5448 
5449 	case ASYNC_RSP_XFER_ERR:
5450 		isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5451 		break;
5452 
5453 	case ASYNC_QWAKEUP:
5454 		/*
5455 		 * We've just been notified that the Queue has woken up.
5456 		 * We don't need to be chatty about this- just unlatch things
5457 		 * and move on.
5458 		 */
5459 		mbox = ISP_READ(isp, isp->isp_rqstoutrp);
5460 		break;
5461 
5462 	case ASYNC_TIMEOUT_RESET:
5463 		isp_prt(isp, ISP_LOGWARN, "timeout initiated SCSI bus reset of chan %d", chan);
5464 		ISP_SET_SENDMARKER(isp, chan, 1);
5465 #ifdef	ISP_TARGET_MODE
5466 		if (isp_target_async(isp, chan, mbox)) {
5467 			acked = 1;
5468 		}
5469 #endif
5470 		break;
5471 
5472 	case ASYNC_DEVICE_RESET:
5473 		isp_prt(isp, ISP_LOGINFO, "device reset on chan %d", chan);
5474 		ISP_SET_SENDMARKER(isp, chan, 1);
5475 #ifdef	ISP_TARGET_MODE
5476 		if (isp_target_async(isp, chan, mbox)) {
5477 			acked = 1;
5478 		}
5479 #endif
5480 		break;
5481 
5482 	case ASYNC_EXTMSG_UNDERRUN:
5483 		isp_prt(isp, ISP_LOGWARN, "extended message underrun");
5484 		break;
5485 
5486 	case ASYNC_SCAM_INT:
5487 		isp_prt(isp, ISP_LOGINFO, "SCAM interrupt");
5488 		break;
5489 
5490 	case ASYNC_HUNG_SCSI:
5491 		isp_prt(isp, ISP_LOGERR, "stalled SCSI Bus after DATA Overrun");
5492 		/* XXX: Need to issue SCSI reset at this point */
5493 		break;
5494 
5495 	case ASYNC_KILLED_BUS:
5496 		isp_prt(isp, ISP_LOGERR, "SCSI Bus reset after DATA Overrun");
5497 		break;
5498 
5499 	case ASYNC_BUS_TRANSIT:
5500 		mbox = ISP_READ(isp, OUTMAILBOX2);
5501 		switch (mbox & SXP_PINS_MODE_MASK) {
5502 		case SXP_PINS_LVD_MODE:
5503 			isp_prt(isp, ISP_LOGINFO, "Transition to LVD mode");
5504 			SDPARAM(isp, chan)->isp_diffmode = 0;
5505 			SDPARAM(isp, chan)->isp_ultramode = 0;
5506 			SDPARAM(isp, chan)->isp_lvdmode = 1;
5507 			break;
5508 		case SXP_PINS_HVD_MODE:
5509 			isp_prt(isp, ISP_LOGINFO,
5510 			    "Transition to Differential mode");
5511 			SDPARAM(isp, chan)->isp_diffmode = 1;
5512 			SDPARAM(isp, chan)->isp_ultramode = 0;
5513 			SDPARAM(isp, chan)->isp_lvdmode = 0;
5514 			break;
5515 		case SXP_PINS_SE_MODE:
5516 			isp_prt(isp, ISP_LOGINFO,
5517 			    "Transition to Single Ended mode");
5518 			SDPARAM(isp, chan)->isp_diffmode = 0;
5519 			SDPARAM(isp, chan)->isp_ultramode = 1;
5520 			SDPARAM(isp, chan)->isp_lvdmode = 0;
5521 			break;
5522 		default:
5523 			isp_prt(isp, ISP_LOGWARN,
5524 			    "Transition to Unknown Mode 0x%x", mbox);
5525 			break;
5526 		}
5527 		/*
5528 		 * XXX: Set up to renegotiate again!
5529 		 */
5530 		/* Can only be for a 1080... */
5531 		ISP_SET_SENDMARKER(isp, chan, 1);
5532 		break;
5533 
5534 	case ASYNC_CMD_CMPLT:
5535 	case ASYNC_RIO32_1:
5536 		if (!IS_ULTRA3(isp)) {
5537 			isp_prt(isp, ISP_LOGERR, "unexpected fast posting completion");
5538 			break;
5539 		}
5540 		/* FALLTHROUGH */
5541 		h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5542 		break;
5543 
5544 	case ASYNC_RIO32_2:
5545 		h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5546 		h2 = (ISP_READ(isp, OUTMAILBOX7) << 16) | ISP_READ(isp, OUTMAILBOX6);
5547 		break;
5548 
5549 	case ASYNC_RIO16_5:
5550 	case ASYNC_RIO16_4:
5551 	case ASYNC_RIO16_3:
5552 	case ASYNC_RIO16_2:
5553 	case ASYNC_RIO16_1:
5554 		isp_prt(isp, ISP_LOGERR, "unexpected 16 bit RIO handle");
5555 		break;
5556 	default:
5557 		isp_prt(isp, ISP_LOGWARN, "%s: unhandled async code 0x%x", __func__, mbox);
5558 		break;
5559 	}
5560 
5561 	if (h1 || h2) {
5562 		isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h1);
5563 		isp_fastpost_complete(isp, h1);
5564 		if (h2) {
5565 			isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h2);
5566 			isp_fastpost_complete(isp, h2);
5567 			if (isp->isp_fpcchiwater < 2) {
5568 				isp->isp_fpcchiwater = 2;
5569 			}
5570 		} else {
5571 			if (isp->isp_fpcchiwater < 1) {
5572 				isp->isp_fpcchiwater = 1;
5573 			}
5574 		}
5575 	} else {
5576 		isp->isp_intoasync++;
5577 	}
5578 	return (acked);
5579 }
5580 
5581 #define	GET_24XX_BUS(isp, chan, msg)										\
5582 	if (IS_24XX(isp)) {											\
5583 		chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;							\
5584 		if (chan >= isp->isp_nchan) {									\
5585 			isp_prt(isp, ISP_LOGERR, "bogus channel %u for %s at line %d",	chan, msg, __LINE__);	\
5586 			break;											\
5587 		}												\
5588 	}
5589 
5590 
5591 static int
5592 isp_parse_async_fc(ispsoftc_t *isp, uint16_t mbox)
5593 {
5594 	int acked = 0;
5595 	uint16_t chan;
5596 
5597 	if (IS_DUALBUS(isp)) {
5598 		chan = ISP_READ(isp, OUTMAILBOX6);
5599 	} else {
5600 		chan = 0;
5601 	}
5602 	isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5603 
5604 	switch (mbox) {
5605 	case ASYNC_SYSTEM_ERROR:
5606 		isp->isp_dead = 1;
5607 		isp->isp_state = ISP_CRASHED;
5608 		FCPARAM(isp, chan)->isp_loopstate = LOOP_NIL;
5609 		FCPARAM(isp, chan)->isp_fwstate = FW_CONFIG_WAIT;
5610 		/*
5611 		 * Were we waiting for a mailbox command to complete?
5612 		 * If so, it's dead, so wake up the waiter.
5613 		 */
5614 		if (isp->isp_mboxbsy) {
5615 			isp->isp_obits = 1;
5616 			isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5617 			MBOX_NOTIFY_COMPLETE(isp);
5618 		}
5619 		/*
5620 		 * It's up to the handler for isp_async to reinit stuff and
5621 		 * restart the firmware
5622 		 */
5623 		isp_async(isp, ISPASYNC_FW_CRASH);
5624 		acked = 1;
5625 		break;
5626 
5627 	case ASYNC_RQS_XFER_ERR:
5628 		isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5629 		break;
5630 
5631 	case ASYNC_RSP_XFER_ERR:
5632 		isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5633 		break;
5634 
5635 	case ASYNC_QWAKEUP:
5636 #ifdef	ISP_TARGET_MODE
5637 		if (IS_24XX(isp)) {
5638 			isp_prt(isp, ISP_LOGERR, "ATIO Queue Transfer Error");
5639 			break;
5640 		}
5641 #endif
5642 		isp_prt(isp, ISP_LOGERR, "%s: unexpected ASYNC_QWAKEUP code", __func__);
5643 		break;
5644 
5645 	case ASYNC_CMD_CMPLT:
5646 		isp_fastpost_complete(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1));
5647 		if (isp->isp_fpcchiwater < 1) {
5648 			isp->isp_fpcchiwater = 1;
5649 		}
5650 		break;
5651 
5652 	case ASYNC_RIOZIO_STALL:
5653 		break;
5654 
5655 	case ASYNC_CTIO_DONE:
5656 #ifdef	ISP_TARGET_MODE
5657 		if (isp_target_async(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1), mbox)) {
5658 			acked = 1;
5659 		} else {
5660 			isp->isp_fphccmplt++;
5661 		}
5662 #else
5663 		isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC CTIO done");
5664 #endif
5665 		break;
5666 	case ASYNC_LIP_ERROR:
5667 	case ASYNC_LIP_F8:
5668 	case ASYNC_LIP_OCCURRED:
5669 	case ASYNC_PTPMODE:
5670 		/*
5671 		 * These are broadcast events that have to be sent across
5672 		 * all active channels.
5673 		 */
5674 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5675 			fcparam *fcp = FCPARAM(isp, chan);
5676 			int topo = fcp->isp_topo;
5677 
5678 			if (fcp->role == ISP_ROLE_NONE) {
5679 				continue;
5680 			}
5681 
5682 			fcp->isp_fwstate = FW_CONFIG_WAIT;
5683 			fcp->isp_loopstate = LOOP_LIP_RCVD;
5684 			ISP_SET_SENDMARKER(isp, chan, 1);
5685 			ISP_MARK_PORTDB(isp, chan, 1);
5686 			isp_async(isp, ISPASYNC_LIP, chan);
5687 #ifdef	ISP_TARGET_MODE
5688 			if (isp_target_async(isp, chan, mbox)) {
5689 				acked = 1;
5690 			}
5691 #endif
5692 			/*
5693 			 * We've had problems with data corruption occuring on
5694 			 * commands that complete (with no apparent error) after
5695 			 * we receive a LIP. This has been observed mostly on
5696 			 * Local Loop topologies. To be safe, let's just mark
5697 			 * all active initiator commands as dead.
5698 			 */
5699 			if (topo == TOPO_NL_PORT || topo == TOPO_FL_PORT) {
5700 				int i, j;
5701 				for (i = j = 0; i < isp->isp_maxcmds; i++) {
5702 					XS_T *xs;
5703 					isp_hdl_t *hdp;
5704 
5705 					hdp = &isp->isp_xflist[i];
5706 					if (ISP_H2HT(hdp->handle) != ISP_HANDLE_INITIATOR) {
5707 						continue;
5708 					}
5709 					xs = hdp->cmd;
5710 					if (XS_CHANNEL(xs) != chan) {
5711 						continue;
5712 					}
5713 					j++;
5714 					XS_SETERR(xs, HBA_BUSRESET);
5715 				}
5716 				if (j) {
5717 					isp_prt(isp, ISP_LOGERR, lipd, chan, j);
5718 				}
5719 			}
5720 		}
5721 		break;
5722 
5723 	case ASYNC_LOOP_UP:
5724 		/*
5725 		 * This is a broadcast event that has to be sent across
5726 		 * all active channels.
5727 		 */
5728 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5729 			fcparam *fcp = FCPARAM(isp, chan);
5730 
5731 			if (fcp->role == ISP_ROLE_NONE) {
5732 				continue;
5733 			}
5734 
5735 			ISP_SET_SENDMARKER(isp, chan, 1);
5736 
5737 			fcp->isp_fwstate = FW_CONFIG_WAIT;
5738 			fcp->isp_loopstate = LOOP_LIP_RCVD;
5739 			ISP_MARK_PORTDB(isp, chan, 1);
5740 			isp_async(isp, ISPASYNC_LOOP_UP, chan);
5741 #ifdef	ISP_TARGET_MODE
5742 			if (isp_target_async(isp, chan, mbox)) {
5743 				acked = 1;
5744 			}
5745 #endif
5746 		}
5747 		break;
5748 
5749 	case ASYNC_LOOP_DOWN:
5750 		/*
5751 		 * This is a broadcast event that has to be sent across
5752 		 * all active channels.
5753 		 */
5754 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5755 			fcparam *fcp = FCPARAM(isp, chan);
5756 
5757 			if (fcp->role == ISP_ROLE_NONE) {
5758 				continue;
5759 			}
5760 
5761 			ISP_SET_SENDMARKER(isp, chan, 1);
5762 			fcp->isp_fwstate = FW_CONFIG_WAIT;
5763 			fcp->isp_loopstate = LOOP_NIL;
5764 			ISP_MARK_PORTDB(isp, chan, 1);
5765 			isp_async(isp, ISPASYNC_LOOP_DOWN, chan);
5766 #ifdef	ISP_TARGET_MODE
5767 			if (isp_target_async(isp, chan, mbox)) {
5768 				acked = 1;
5769 			}
5770 #endif
5771 		}
5772 		break;
5773 
5774 	case ASYNC_LOOP_RESET:
5775 		/*
5776 		 * This is a broadcast event that has to be sent across
5777 		 * all active channels.
5778 		 */
5779 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5780 			fcparam *fcp = FCPARAM(isp, chan);
5781 
5782 			if (fcp->role == ISP_ROLE_NONE) {
5783 				continue;
5784 			}
5785 
5786 			ISP_SET_SENDMARKER(isp, chan, 1);
5787 			fcp->isp_fwstate = FW_CONFIG_WAIT;
5788 			fcp->isp_loopstate = LOOP_NIL;
5789 			ISP_MARK_PORTDB(isp, chan, 1);
5790 			isp_async(isp, ISPASYNC_LOOP_RESET, chan);
5791 #ifdef	ISP_TARGET_MODE
5792 			if (isp_target_async(isp, chan, mbox)) {
5793 				acked = 1;
5794 			}
5795 #endif
5796 		}
5797 		break;
5798 
5799 	case ASYNC_PDB_CHANGED:
5800 	{
5801 		int nphdl, nlstate, reason;
5802 		/*
5803 		 * We *should* get a channel out of the 24XX, but we don't seem
5804 		 * to get more than a PDB CHANGED on channel 0, so turn it into
5805 		 * a broadcast event.
5806 		 */
5807 		if (IS_24XX(isp)) {
5808 			nphdl = ISP_READ(isp, OUTMAILBOX1);
5809 			nlstate = ISP_READ(isp, OUTMAILBOX2);
5810 			reason = ISP_READ(isp, OUTMAILBOX3) >> 8;
5811 		} else {
5812 			nphdl = NIL_HANDLE;
5813 			nlstate = reason = 0;
5814 		}
5815 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5816 			fcparam *fcp = FCPARAM(isp, chan);
5817 
5818 			if (fcp->role == ISP_ROLE_NONE) {
5819 				continue;
5820 			}
5821 			ISP_SET_SENDMARKER(isp, chan, 1);
5822 			fcp->isp_loopstate = LOOP_PDB_RCVD;
5823 			ISP_MARK_PORTDB(isp, chan, 1);
5824 			isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan, ISPASYNC_CHANGE_PDB, nphdl, nlstate, reason);
5825 		}
5826 		break;
5827 	}
5828 	case ASYNC_CHANGE_NOTIFY:
5829 	{
5830 		int lochan, hichan;
5831 
5832 		if (ISP_FW_NEWER_THAN(isp, 4, 0, 25) && ISP_CAP_MULTI_ID(isp)) {
5833 			GET_24XX_BUS(isp, chan, "ASYNC_CHANGE_NOTIFY");
5834 			lochan = chan;
5835 			hichan = chan + 1;
5836 		} else {
5837 			lochan = 0;
5838 			hichan = isp->isp_nchan;
5839 		}
5840 		for (chan = lochan; chan < hichan; chan++) {
5841 			fcparam *fcp = FCPARAM(isp, chan);
5842 
5843 			if (fcp->role == ISP_ROLE_NONE) {
5844 				continue;
5845 			}
5846 
5847 			if (fcp->isp_topo == TOPO_F_PORT) {
5848 				fcp->isp_loopstate = LOOP_LSCAN_DONE;
5849 			} else {
5850 				fcp->isp_loopstate = LOOP_PDB_RCVD;
5851 			}
5852 			ISP_MARK_PORTDB(isp, chan, 1);
5853 			isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan, ISPASYNC_CHANGE_SNS);
5854 		}
5855 		break;
5856 	}
5857 
5858 	case ASYNC_CONNMODE:
5859 		/*
5860 		 * This only applies to 2100 amd 2200 cards
5861 		 */
5862 		if (!IS_2200(isp) && !IS_2100(isp)) {
5863 			isp_prt(isp, ISP_LOGWARN, "bad card for ASYNC_CONNMODE event");
5864 			break;
5865 		}
5866 		chan = 0;
5867 		mbox = ISP_READ(isp, OUTMAILBOX1);
5868 		ISP_MARK_PORTDB(isp, chan, 1);
5869 		switch (mbox) {
5870 		case ISP_CONN_LOOP:
5871 			isp_prt(isp, ISP_LOGINFO,
5872 			    "Point-to-Point -> Loop mode");
5873 			break;
5874 		case ISP_CONN_PTP:
5875 			isp_prt(isp, ISP_LOGINFO,
5876 			    "Loop -> Point-to-Point mode");
5877 			break;
5878 		case ISP_CONN_BADLIP:
5879 			isp_prt(isp, ISP_LOGWARN,
5880 			    "Point-to-Point -> Loop mode (BAD LIP)");
5881 			break;
5882 		case ISP_CONN_FATAL:
5883 			isp->isp_dead = 1;
5884 			isp->isp_state = ISP_CRASHED;
5885 			isp_prt(isp, ISP_LOGERR, "FATAL CONNECTION ERROR");
5886 			isp_async(isp, ISPASYNC_FW_CRASH);
5887 			return (-1);
5888 		case ISP_CONN_LOOPBACK:
5889 			isp_prt(isp, ISP_LOGWARN,
5890 			    "Looped Back in Point-to-Point mode");
5891 			break;
5892 		default:
5893 			isp_prt(isp, ISP_LOGWARN,
5894 			    "Unknown connection mode (0x%x)", mbox);
5895 			break;
5896 		}
5897 		isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan, ISPASYNC_CHANGE_OTHER);
5898 		FCPARAM(isp, chan)->sendmarker = 1;
5899 		FCPARAM(isp, chan)->isp_fwstate = FW_CONFIG_WAIT;
5900 		FCPARAM(isp, chan)->isp_loopstate = LOOP_LIP_RCVD;
5901 		break;
5902 
5903 	case ASYNC_RCV_ERR:
5904 		if (IS_24XX(isp)) {
5905 			isp_prt(isp, ISP_LOGWARN, "Receive Error");
5906 		} else {
5907 			isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC_RCV_ERR");
5908 		}
5909 		break;
5910 	case ASYNC_RJT_SENT:	/* same as ASYNC_QFULL_SENT */
5911 		if (IS_24XX(isp)) {
5912 			isp_prt(isp, ISP_LOGTDEBUG0, "LS_RJT sent");
5913 			break;
5914 		} else if (IS_2200(isp)) {
5915 			isp_prt(isp, ISP_LOGTDEBUG0, "QFULL sent");
5916 			break;
5917 		}
5918 		/* FALLTHROUGH */
5919 	default:
5920 		isp_prt(isp, ISP_LOGWARN, "Unknown Async Code 0x%x", mbox);
5921 		break;
5922 	}
5923 	if (mbox != ASYNC_CTIO_DONE && mbox != ASYNC_CMD_CMPLT) {
5924 		isp->isp_intoasync++;
5925 	}
5926 	return (acked);
5927 }
5928 
5929 /*
5930  * Handle other response entries. A pointer to the request queue output
5931  * index is here in case we want to eat several entries at once, although
5932  * this is not used currently.
5933  */
5934 
5935 static int
5936 isp_handle_other_response(ispsoftc_t *isp, int type, isphdr_t *hp, uint32_t *optrp)
5937 {
5938 	switch (type) {
5939 	case RQSTYPE_STATUS_CONT:
5940 		isp_prt(isp, ISP_LOGDEBUG0, "Ignored Continuation Response");
5941 		return (1);
5942 	case RQSTYPE_MARKER:
5943 		isp_prt(isp, ISP_LOGDEBUG0, "Marker Response");
5944 		return (1);
5945 	case RQSTYPE_ATIO:
5946 	case RQSTYPE_CTIO:
5947 	case RQSTYPE_ENABLE_LUN:
5948 	case RQSTYPE_MODIFY_LUN:
5949 	case RQSTYPE_NOTIFY:
5950 	case RQSTYPE_NOTIFY_ACK:
5951 	case RQSTYPE_CTIO1:
5952 	case RQSTYPE_ATIO2:
5953 	case RQSTYPE_CTIO2:
5954 	case RQSTYPE_CTIO3:
5955 	case RQSTYPE_CTIO7:
5956 	case RQSTYPE_ABTS_RCVD:
5957 	case RQSTYPE_ABTS_RSP:
5958 		isp->isp_rsltccmplt++;	/* count as a response completion */
5959 #ifdef	ISP_TARGET_MODE
5960 		if (isp_target_notify(isp, (ispstatusreq_t *) hp, optrp)) {
5961 			return (1);
5962 		}
5963 #endif
5964 		/* FALLTHROUGH */
5965 	case RQSTYPE_RPT_ID_ACQ:
5966 		if (IS_24XX(isp)) {
5967 			isp_ridacq_t rid;
5968 			isp_get_ridacq(isp, (isp_ridacq_t *)hp, &rid);
5969 			if (rid.ridacq_format == 0) {
5970 			}
5971 			return (1);
5972 		}
5973 		/* FALLTHROUGH */
5974 	case RQSTYPE_REQUEST:
5975 	default:
5976 		ISP_DELAY(100);
5977 		if (type != isp_get_response_type(isp, hp)) {
5978 			/*
5979 			 * This is questionable- we're just papering over
5980 			 * something we've seen on SMP linux in target
5981 			 * mode- we don't really know what's happening
5982 			 * here that causes us to think we've gotten
5983 			 * an entry, but that either the entry isn't
5984 			 * filled out yet or our CPU read data is stale.
5985 			 */
5986 			isp_prt(isp, ISP_LOGINFO,
5987 				"unstable type in response queue");
5988 			return (-1);
5989 		}
5990 		isp_prt(isp, ISP_LOGWARN, "Unhandled Response Type 0x%x",
5991 		    isp_get_response_type(isp, hp));
5992 		return (0);
5993 	}
5994 }
5995 
5996 static void
5997 isp_parse_status(ispsoftc_t *isp, ispstatusreq_t *sp, XS_T *xs, long *rp)
5998 {
5999 	switch (sp->req_completion_status & 0xff) {
6000 	case RQCS_COMPLETE:
6001 		if (XS_NOERR(xs)) {
6002 			XS_SETERR(xs, HBA_NOERROR);
6003 		}
6004 		return;
6005 
6006 	case RQCS_INCOMPLETE:
6007 		if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) {
6008 			isp_xs_prt(isp, xs, ISP_LOGDEBUG1, "Selection Timeout");
6009 			if (XS_NOERR(xs)) {
6010 				XS_SETERR(xs, HBA_SELTIMEOUT);
6011 				*rp = XS_XFRLEN(xs);
6012 			}
6013 			return;
6014 		}
6015 		isp_xs_prt(isp, xs, ISP_LOGERR, "Command Incomplete, state 0x%x", sp->req_state_flags);
6016 		break;
6017 
6018 	case RQCS_DMA_ERROR:
6019 		isp_xs_prt(isp, xs, ISP_LOGERR, "DMA Error");
6020 		*rp = XS_XFRLEN(xs);
6021 		break;
6022 
6023 	case RQCS_TRANSPORT_ERROR:
6024 	{
6025 		char buf[172];
6026 		ISP_SNPRINTF(buf, sizeof (buf), "states=>");
6027 		if (sp->req_state_flags & RQSF_GOT_BUS) {
6028 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_BUS", buf);
6029 		}
6030 		if (sp->req_state_flags & RQSF_GOT_TARGET) {
6031 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_TGT", buf);
6032 		}
6033 		if (sp->req_state_flags & RQSF_SENT_CDB) {
6034 			ISP_SNPRINTF(buf, sizeof (buf), "%s SENT_CDB", buf);
6035 		}
6036 		if (sp->req_state_flags & RQSF_XFRD_DATA) {
6037 			ISP_SNPRINTF(buf, sizeof (buf), "%s XFRD_DATA", buf);
6038 		}
6039 		if (sp->req_state_flags & RQSF_GOT_STATUS) {
6040 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_STS", buf);
6041 		}
6042 		if (sp->req_state_flags & RQSF_GOT_SENSE) {
6043 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_SNS", buf);
6044 		}
6045 		if (sp->req_state_flags & RQSF_XFER_COMPLETE) {
6046 			ISP_SNPRINTF(buf, sizeof (buf), "%s XFR_CMPLT", buf);
6047 		}
6048 		ISP_SNPRINTF(buf, sizeof (buf), "%s\nstatus=>", buf);
6049 		if (sp->req_status_flags & RQSTF_DISCONNECT) {
6050 			ISP_SNPRINTF(buf, sizeof (buf), "%s Disconnect", buf);
6051 		}
6052 		if (sp->req_status_flags & RQSTF_SYNCHRONOUS) {
6053 			ISP_SNPRINTF(buf, sizeof (buf), "%s Sync_xfr", buf);
6054 		}
6055 		if (sp->req_status_flags & RQSTF_PARITY_ERROR) {
6056 			ISP_SNPRINTF(buf, sizeof (buf), "%s Parity", buf);
6057 		}
6058 		if (sp->req_status_flags & RQSTF_BUS_RESET) {
6059 			ISP_SNPRINTF(buf, sizeof (buf), "%s Bus_Reset", buf);
6060 		}
6061 		if (sp->req_status_flags & RQSTF_DEVICE_RESET) {
6062 			ISP_SNPRINTF(buf, sizeof (buf), "%s Device_Reset", buf);
6063 		}
6064 		if (sp->req_status_flags & RQSTF_ABORTED) {
6065 			ISP_SNPRINTF(buf, sizeof (buf), "%s Aborted", buf);
6066 		}
6067 		if (sp->req_status_flags & RQSTF_TIMEOUT) {
6068 			ISP_SNPRINTF(buf, sizeof (buf), "%s Timeout", buf);
6069 		}
6070 		if (sp->req_status_flags & RQSTF_NEGOTIATION) {
6071 			ISP_SNPRINTF(buf, sizeof (buf), "%s Negotiation", buf);
6072 		}
6073 		isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error: %s", buf);
6074 		*rp = XS_XFRLEN(xs);
6075 		break;
6076 	}
6077 	case RQCS_RESET_OCCURRED:
6078 	{
6079 		int chan;
6080 		isp_xs_prt(isp, xs, ISP_LOGWARN, "Bus Reset destroyed command");
6081 		for (chan = 0; chan < isp->isp_nchan; chan++) {
6082 			FCPARAM(isp, chan)->sendmarker = 1;
6083 		}
6084 		if (XS_NOERR(xs)) {
6085 			XS_SETERR(xs, HBA_BUSRESET);
6086 		}
6087 		*rp = XS_XFRLEN(xs);
6088 		return;
6089 	}
6090 	case RQCS_ABORTED:
6091 		isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6092 		ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
6093 		if (XS_NOERR(xs)) {
6094 			XS_SETERR(xs, HBA_ABORTED);
6095 		}
6096 		return;
6097 
6098 	case RQCS_TIMEOUT:
6099 		isp_xs_prt(isp, xs, ISP_LOGWARN, "Command timed out");
6100 		/*
6101 	 	 * XXX: Check to see if we logged out of the device.
6102 		 */
6103 		if (XS_NOERR(xs)) {
6104 			XS_SETERR(xs, HBA_CMDTIMEOUT);
6105 		}
6106 		return;
6107 
6108 	case RQCS_DATA_OVERRUN:
6109 		XS_SET_RESID(xs, sp->req_resid);
6110 		isp_xs_prt(isp, xs, ISP_LOGERR, "data overrun (%ld)", (long) XS_GET_RESID(xs));
6111 		if (XS_NOERR(xs)) {
6112 			XS_SETERR(xs, HBA_DATAOVR);
6113 		}
6114 		return;
6115 
6116 	case RQCS_COMMAND_OVERRUN:
6117 		isp_xs_prt(isp, xs, ISP_LOGERR, "command overrun");
6118 		break;
6119 
6120 	case RQCS_STATUS_OVERRUN:
6121 		isp_xs_prt(isp, xs, ISP_LOGERR, "status overrun");
6122 		break;
6123 
6124 	case RQCS_BAD_MESSAGE:
6125 		isp_xs_prt(isp, xs, ISP_LOGERR, "msg not COMMAND COMPLETE after status");
6126 		break;
6127 
6128 	case RQCS_NO_MESSAGE_OUT:
6129 		isp_xs_prt(isp, xs, ISP_LOGERR, "No MESSAGE OUT phase after selection");
6130 		break;
6131 
6132 	case RQCS_EXT_ID_FAILED:
6133 		isp_xs_prt(isp, xs, ISP_LOGERR, "EXTENDED IDENTIFY failed");
6134 		break;
6135 
6136 	case RQCS_IDE_MSG_FAILED:
6137 		isp_xs_prt(isp, xs, ISP_LOGERR, "INITIATOR DETECTED ERROR rejected");
6138 		break;
6139 
6140 	case RQCS_ABORT_MSG_FAILED:
6141 		isp_xs_prt(isp, xs, ISP_LOGERR, "ABORT OPERATION rejected");
6142 		break;
6143 
6144 	case RQCS_REJECT_MSG_FAILED:
6145 		isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE REJECT rejected");
6146 		break;
6147 
6148 	case RQCS_NOP_MSG_FAILED:
6149 		isp_xs_prt(isp, xs, ISP_LOGERR, "NOP rejected");
6150 		break;
6151 
6152 	case RQCS_PARITY_ERROR_MSG_FAILED:
6153 		isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE PARITY ERROR rejected");
6154 		break;
6155 
6156 	case RQCS_DEVICE_RESET_MSG_FAILED:
6157 		isp_xs_prt(isp, xs, ISP_LOGWARN, "BUS DEVICE RESET rejected");
6158 		break;
6159 
6160 	case RQCS_ID_MSG_FAILED:
6161 		isp_xs_prt(isp, xs, ISP_LOGERR, "IDENTIFY rejected");
6162 		break;
6163 
6164 	case RQCS_UNEXP_BUS_FREE:
6165 		isp_xs_prt(isp, xs, ISP_LOGERR, "Unexpected Bus Free");
6166 		break;
6167 
6168 	case RQCS_DATA_UNDERRUN:
6169 	{
6170 		if (IS_FC(isp)) {
6171 			int ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6172 			if (!ru_marked || sp->req_resid > XS_XFRLEN(xs)) {
6173 				isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6174 				if (XS_NOERR(xs)) {
6175 					XS_SETERR(xs, HBA_BOTCH);
6176 				}
6177 				return;
6178 			}
6179 		}
6180 		XS_SET_RESID(xs, sp->req_resid);
6181 		if (XS_NOERR(xs)) {
6182 			XS_SETERR(xs, HBA_NOERROR);
6183 		}
6184 		return;
6185 	}
6186 
6187 	case RQCS_XACT_ERR1:
6188 		isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued transaction with disconnect not set");
6189 		break;
6190 
6191 	case RQCS_XACT_ERR2:
6192 		isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued transaction to target routine %d", XS_LUN(xs));
6193 		break;
6194 
6195 	case RQCS_XACT_ERR3:
6196 		isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued cmd when queueing disabled");
6197 		break;
6198 
6199 	case RQCS_BAD_ENTRY:
6200 		isp_prt(isp, ISP_LOGERR, "Invalid IOCB entry type detected");
6201 		break;
6202 
6203 	case RQCS_QUEUE_FULL:
6204 		isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "internal queues full status 0x%x", *XS_STSP(xs));
6205 
6206 		/*
6207 		 * If QFULL or some other status byte is set, then this
6208 		 * isn't an error, per se.
6209 		 *
6210 		 * Unfortunately, some QLogic f/w writers have, in
6211 		 * some cases, ommitted to *set* status to QFULL.
6212 		 *
6213 
6214 		if (*XS_STSP(xs) != SCSI_GOOD && XS_NOERR(xs)) {
6215 			XS_SETERR(xs, HBA_NOERROR);
6216 			return;
6217 		}
6218 
6219 		 *
6220 		 *
6221 		 */
6222 
6223 		*XS_STSP(xs) = SCSI_QFULL;
6224 		XS_SETERR(xs, HBA_NOERROR);
6225 		return;
6226 
6227 	case RQCS_PHASE_SKIPPED:
6228 		isp_xs_prt(isp, xs, ISP_LOGERR, "SCSI phase skipped");
6229 		break;
6230 
6231 	case RQCS_ARQS_FAILED:
6232 		isp_xs_prt(isp, xs, ISP_LOGERR, "Auto Request Sense Failed");
6233 		if (XS_NOERR(xs)) {
6234 			XS_SETERR(xs, HBA_ARQFAIL);
6235 		}
6236 		return;
6237 
6238 	case RQCS_WIDE_FAILED:
6239 		isp_xs_prt(isp, xs, ISP_LOGERR, "Wide Negotiation Failed");
6240 		if (IS_SCSI(isp)) {
6241 			sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6242 			sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_WIDE;
6243 			sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6244 			sdp->update = 1;
6245 		}
6246 		if (XS_NOERR(xs)) {
6247 			XS_SETERR(xs, HBA_NOERROR);
6248 		}
6249 		return;
6250 
6251 	case RQCS_SYNCXFER_FAILED:
6252 		isp_xs_prt(isp, xs, ISP_LOGERR, "SDTR Message Failed");
6253 		if (IS_SCSI(isp)) {
6254 			sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6255 			sdp += XS_CHANNEL(xs);
6256 			sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_SYNC;
6257 			sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6258 			sdp->update = 1;
6259 		}
6260 		break;
6261 
6262 	case RQCS_LVD_BUSERR:
6263 		isp_xs_prt(isp, xs, ISP_LOGERR, "Bad LVD condition");
6264 		break;
6265 
6266 	case RQCS_PORT_UNAVAILABLE:
6267 		/*
6268 		 * No such port on the loop. Moral equivalent of SELTIMEO
6269 		 */
6270 	case RQCS_PORT_LOGGED_OUT:
6271 	{
6272 		const char *reason;
6273 		uint8_t sts = sp->req_completion_status & 0xff;
6274 
6275 		/*
6276 		 * It was there (maybe)- treat as a selection timeout.
6277 		 */
6278 		if (sts == RQCS_PORT_UNAVAILABLE) {
6279 			reason = "unavailable";
6280 		} else {
6281 			reason = "logout";
6282 		}
6283 
6284 		isp_prt(isp, ISP_LOGINFO, "port %s for target %d",
6285 		    reason, XS_TGT(xs));
6286 
6287 		/*
6288 		 * If we're on a local loop, force a LIP (which is overkill)
6289 		 * to force a re-login of this unit. If we're on fabric,
6290 		 * then we'll have to log in again as a matter of course.
6291 		 */
6292 		if (FCPARAM(isp, 0)->isp_topo == TOPO_NL_PORT ||
6293 		    FCPARAM(isp, 0)->isp_topo == TOPO_FL_PORT) {
6294 			mbreg_t mbs;
6295 			MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
6296 			if (ISP_CAP_2KLOGIN(isp)) {
6297 				mbs.ibits = (1 << 10);
6298 			}
6299 			isp_mboxcmd_qnw(isp, &mbs, 1);
6300 		}
6301 		if (XS_NOERR(xs)) {
6302 			XS_SETERR(xs, HBA_SELTIMEOUT);
6303 		}
6304 		return;
6305 	}
6306 	case RQCS_PORT_CHANGED:
6307 		isp_prt(isp, ISP_LOGWARN,
6308 		    "port changed for target %d", XS_TGT(xs));
6309 		if (XS_NOERR(xs)) {
6310 			XS_SETERR(xs, HBA_SELTIMEOUT);
6311 		}
6312 		return;
6313 
6314 	case RQCS_PORT_BUSY:
6315 		isp_prt(isp, ISP_LOGWARN,
6316 		    "port busy for target %d", XS_TGT(xs));
6317 		if (XS_NOERR(xs)) {
6318 			XS_SETERR(xs, HBA_TGTBSY);
6319 		}
6320 		return;
6321 
6322 	default:
6323 		isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x",
6324 		    sp->req_completion_status);
6325 		break;
6326 	}
6327 	if (XS_NOERR(xs)) {
6328 		XS_SETERR(xs, HBA_BOTCH);
6329 	}
6330 }
6331 
6332 static void
6333 isp_parse_status_24xx(ispsoftc_t *isp, isp24xx_statusreq_t *sp, XS_T *xs, long *rp)
6334 {
6335 	int ru_marked, sv_marked;
6336 	int chan = XS_CHANNEL(xs);
6337 
6338 	switch (sp->req_completion_status) {
6339 	case RQCS_COMPLETE:
6340 		if (XS_NOERR(xs)) {
6341 			XS_SETERR(xs, HBA_NOERROR);
6342 		}
6343 		return;
6344 
6345 	case RQCS_DMA_ERROR:
6346 		isp_xs_prt(isp, xs, ISP_LOGERR, "DMA error");
6347 		break;
6348 
6349 	case RQCS_TRANSPORT_ERROR:
6350 		isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error");
6351 		break;
6352 
6353 	case RQCS_RESET_OCCURRED:
6354 		isp_xs_prt(isp, xs, ISP_LOGWARN, "reset destroyed command");
6355 		FCPARAM(isp, chan)->sendmarker = 1;
6356 		if (XS_NOERR(xs)) {
6357 			XS_SETERR(xs, HBA_BUSRESET);
6358 		}
6359 		return;
6360 
6361 	case RQCS_ABORTED:
6362 		isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6363 		FCPARAM(isp, chan)->sendmarker = 1;
6364 		if (XS_NOERR(xs)) {
6365 			XS_SETERR(xs, HBA_ABORTED);
6366 		}
6367 		return;
6368 
6369 	case RQCS_TIMEOUT:
6370 		isp_xs_prt(isp, xs, ISP_LOGWARN, "Command Timed Out");
6371 		if (XS_NOERR(xs)) {
6372 			XS_SETERR(xs, HBA_CMDTIMEOUT);
6373 		}
6374 		return;
6375 
6376 	case RQCS_DATA_OVERRUN:
6377 		XS_SET_RESID(xs, sp->req_resid);
6378 		isp_xs_prt(isp, xs, ISP_LOGERR, "Data Overrun");
6379 		if (XS_NOERR(xs)) {
6380 			XS_SETERR(xs, HBA_DATAOVR);
6381 		}
6382 		return;
6383 
6384 	case RQCS_24XX_DRE:	/* data reassembly error */
6385 		isp_prt(isp, ISP_LOGERR,
6386 		    "Chan %d data reassembly error for target %d",
6387 		    chan, XS_TGT(xs));
6388 		if (XS_NOERR(xs)) {
6389 			XS_SETERR(xs, HBA_ABORTED);
6390 		}
6391 		*rp = XS_XFRLEN(xs);
6392 		return;
6393 
6394 	case RQCS_24XX_TABORT:	/* aborted by target */
6395 		isp_prt(isp, ISP_LOGERR, "Chan %d target %d sent ABTS",
6396 		    chan, XS_TGT(xs));
6397 		if (XS_NOERR(xs)) {
6398 			XS_SETERR(xs, HBA_ABORTED);
6399 		}
6400 		return;
6401 
6402 	case RQCS_DATA_UNDERRUN:
6403 		ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6404 		/*
6405 		 * We can get an underrun w/o things being marked
6406 		 * if we got a non-zero status.
6407 		 */
6408 		sv_marked = (sp->req_scsi_status & (RQCS_SV|RQCS_RV)) != 0;
6409 		if ((ru_marked == 0 && sv_marked == 0) ||
6410 		    (sp->req_resid > XS_XFRLEN(xs))) {
6411 			isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6412 			if (XS_NOERR(xs)) {
6413 				XS_SETERR(xs, HBA_BOTCH);
6414 			}
6415 			return;
6416 		}
6417 		XS_SET_RESID(xs, sp->req_resid);
6418 		isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "Data Underrun (%d) for command 0x%x", sp->req_resid, XS_CDBP(xs)[0] & 0xff);
6419 		if (XS_NOERR(xs)) {
6420 			XS_SETERR(xs, HBA_NOERROR);
6421 		}
6422 		return;
6423 
6424 	case RQCS_PORT_UNAVAILABLE:
6425 		/*
6426 		 * No such port on the loop. Moral equivalent of SELTIMEO
6427 		 */
6428 	case RQCS_PORT_LOGGED_OUT:
6429 	{
6430 		const char *reason;
6431 		uint8_t sts = sp->req_completion_status & 0xff;
6432 
6433 		/*
6434 		 * It was there (maybe)- treat as a selection timeout.
6435 		 */
6436 		if (sts == RQCS_PORT_UNAVAILABLE) {
6437 			reason = "unavailable";
6438 		} else {
6439 			reason = "logout";
6440 		}
6441 
6442 		isp_prt(isp, ISP_LOGINFO, "Chan %d port %s for target %d",
6443 		    chan, reason, XS_TGT(xs));
6444 
6445 		/*
6446 		 * There is no MBOX_INIT_LIP for the 24XX.
6447 		 */
6448 		if (XS_NOERR(xs)) {
6449 			XS_SETERR(xs, HBA_SELTIMEOUT);
6450 		}
6451 		return;
6452 	}
6453 	case RQCS_PORT_CHANGED:
6454 		isp_prt(isp, ISP_LOGWARN,
6455 		    "port changed for target %d chan %d", XS_TGT(xs), chan);
6456 		if (XS_NOERR(xs)) {
6457 			XS_SETERR(xs, HBA_SELTIMEOUT);
6458 		}
6459 		return;
6460 
6461 
6462 	case RQCS_24XX_ENOMEM:	/* f/w resource unavailable */
6463 		isp_prt(isp, ISP_LOGWARN,
6464 		    "f/w resource unavailable for target %d chan %d",
6465 		    XS_TGT(xs), chan);
6466 		if (XS_NOERR(xs)) {
6467 			*XS_STSP(xs) = SCSI_BUSY;
6468 			XS_SETERR(xs, HBA_TGTBSY);
6469 		}
6470 		return;
6471 
6472 	case RQCS_24XX_TMO:	/* task management overrun */
6473 		isp_prt(isp, ISP_LOGWARN,
6474 		    "command for target %d overlapped task management for "
6475 		    "chan %d", XS_TGT(xs), chan);
6476 		if (XS_NOERR(xs)) {
6477 			*XS_STSP(xs) = SCSI_BUSY;
6478 			XS_SETERR(xs, HBA_TGTBSY);
6479 		}
6480 		return;
6481 
6482 	default:
6483 		isp_prt(isp, ISP_LOGERR,
6484 		    "Unknown Completion Status 0x%x on chan %d",
6485 		    sp->req_completion_status, chan);
6486 		break;
6487 	}
6488 	if (XS_NOERR(xs)) {
6489 		XS_SETERR(xs, HBA_BOTCH);
6490 	}
6491 }
6492 
6493 static void
6494 isp_fastpost_complete(ispsoftc_t *isp, uint32_t fph)
6495 {
6496 	XS_T *xs;
6497 
6498 	if (fph == 0) {
6499 		return;
6500 	}
6501 	xs = isp_find_xs(isp, fph);
6502 	if (xs == NULL) {
6503 		isp_prt(isp, ISP_LOGWARN,
6504 		    "Command for fast post handle 0x%x not found", fph);
6505 		return;
6506 	}
6507 	isp_destroy_handle(isp, fph);
6508 
6509 	/*
6510 	 * Since we don't have a result queue entry item,
6511 	 * we must believe that SCSI status is zero and
6512 	 * that all data transferred.
6513 	 */
6514 	XS_SET_RESID(xs, 0);
6515 	*XS_STSP(xs) = SCSI_GOOD;
6516 	if (XS_XFRLEN(xs)) {
6517 		ISP_DMAFREE(isp, xs, fph);
6518 	}
6519 	if (isp->isp_nactive) {
6520 		isp->isp_nactive--;
6521 	}
6522 	isp->isp_fphccmplt++;
6523 	isp_done(xs);
6524 }
6525 
6526 static int
6527 isp_mbox_continue(ispsoftc_t *isp)
6528 {
6529 	mbreg_t mbs;
6530 	uint16_t *ptr;
6531 	uint32_t offset;
6532 
6533 	switch (isp->isp_lastmbxcmd) {
6534 	case MBOX_WRITE_RAM_WORD:
6535 	case MBOX_READ_RAM_WORD:
6536 	case MBOX_WRITE_RAM_WORD_EXTENDED:
6537 	case MBOX_READ_RAM_WORD_EXTENDED:
6538 		break;
6539 	default:
6540 		return (1);
6541 	}
6542 	if (isp->isp_mboxtmp[0] != MBOX_COMMAND_COMPLETE) {
6543 		isp->isp_mbxwrk0 = 0;
6544 		return (-1);
6545 	}
6546 
6547 	/*
6548 	 * Clear the previous interrupt.
6549 	 */
6550 	if (IS_24XX(isp)) {
6551 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
6552 	} else {
6553 		ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
6554 		ISP_WRITE(isp, BIU_SEMA, 0);
6555 	}
6556 
6557 	/*
6558 	 * Continue with next word.
6559 	 */
6560 	ISP_MEMZERO(&mbs, sizeof (mbs));
6561 	ptr = isp->isp_mbxworkp;
6562 	switch (isp->isp_lastmbxcmd) {
6563 	case MBOX_WRITE_RAM_WORD:
6564 		mbs.param[1] = isp->isp_mbxwrk1++;
6565 		mbs.param[2] = *ptr++;
6566 		break;
6567 	case MBOX_READ_RAM_WORD:
6568 		*ptr++ = isp->isp_mboxtmp[2];
6569 		mbs.param[1] = isp->isp_mbxwrk1++;
6570 		break;
6571 	case MBOX_WRITE_RAM_WORD_EXTENDED:
6572 		offset = isp->isp_mbxwrk1;
6573 		offset |= isp->isp_mbxwrk8 << 16;
6574 
6575 		mbs.param[2] = *ptr++;
6576 		mbs.param[1] = offset;
6577 		mbs.param[8] = offset >> 16;
6578 		isp->isp_mbxwrk1 = ++offset;
6579 		isp->isp_mbxwrk8 = offset >> 16;
6580 		break;
6581 	case MBOX_READ_RAM_WORD_EXTENDED:
6582 		offset = isp->isp_mbxwrk1;
6583 		offset |= isp->isp_mbxwrk8 << 16;
6584 
6585 		*ptr++ = isp->isp_mboxtmp[2];
6586 		mbs.param[1] = offset;
6587 		mbs.param[8] = offset >> 16;
6588 		isp->isp_mbxwrk1 = ++offset;
6589 		isp->isp_mbxwrk8 = offset >> 16;
6590 		break;
6591 	}
6592 	isp->isp_mbxworkp = ptr;
6593 	isp->isp_mbxwrk0--;
6594 	mbs.param[0] = isp->isp_lastmbxcmd;
6595 	mbs.logval = MBLOGALL;
6596 	isp_mboxcmd_qnw(isp, &mbs, 0);
6597 	return (0);
6598 }
6599 
6600 #define	HIWRD(x)			((x) >> 16)
6601 #define	LOWRD(x)			((x)  & 0xffff)
6602 #define	ISPOPMAP(a, b)			(((a) << 16) | (b))
6603 static const uint32_t mbpscsi[] = {
6604 	ISPOPMAP(0x01, 0x01),	/* 0x00: MBOX_NO_OP */
6605 	ISPOPMAP(0x1f, 0x01),	/* 0x01: MBOX_LOAD_RAM */
6606 	ISPOPMAP(0x03, 0x01),	/* 0x02: MBOX_EXEC_FIRMWARE */
6607 	ISPOPMAP(0x1f, 0x01),	/* 0x03: MBOX_DUMP_RAM */
6608 	ISPOPMAP(0x07, 0x07),	/* 0x04: MBOX_WRITE_RAM_WORD */
6609 	ISPOPMAP(0x03, 0x07),	/* 0x05: MBOX_READ_RAM_WORD */
6610 	ISPOPMAP(0x3f, 0x3f),	/* 0x06: MBOX_MAILBOX_REG_TEST */
6611 	ISPOPMAP(0x07, 0x07),	/* 0x07: MBOX_VERIFY_CHECKSUM	*/
6612 	ISPOPMAP(0x01, 0x0f),	/* 0x08: MBOX_ABOUT_FIRMWARE */
6613 	ISPOPMAP(0x00, 0x00),	/* 0x09: */
6614 	ISPOPMAP(0x00, 0x00),	/* 0x0a: */
6615 	ISPOPMAP(0x00, 0x00),	/* 0x0b: */
6616 	ISPOPMAP(0x00, 0x00),	/* 0x0c: */
6617 	ISPOPMAP(0x00, 0x00),	/* 0x0d: */
6618 	ISPOPMAP(0x01, 0x05),	/* 0x0e: MBOX_CHECK_FIRMWARE */
6619 	ISPOPMAP(0x00, 0x00),	/* 0x0f: */
6620 	ISPOPMAP(0x1f, 0x1f),	/* 0x10: MBOX_INIT_REQ_QUEUE */
6621 	ISPOPMAP(0x3f, 0x3f),	/* 0x11: MBOX_INIT_RES_QUEUE */
6622 	ISPOPMAP(0x0f, 0x0f),	/* 0x12: MBOX_EXECUTE_IOCB */
6623 	ISPOPMAP(0x03, 0x03),	/* 0x13: MBOX_WAKE_UP	*/
6624 	ISPOPMAP(0x01, 0x3f),	/* 0x14: MBOX_STOP_FIRMWARE */
6625 	ISPOPMAP(0x0f, 0x0f),	/* 0x15: MBOX_ABORT */
6626 	ISPOPMAP(0x03, 0x03),	/* 0x16: MBOX_ABORT_DEVICE */
6627 	ISPOPMAP(0x07, 0x07),	/* 0x17: MBOX_ABORT_TARGET */
6628 	ISPOPMAP(0x07, 0x07),	/* 0x18: MBOX_BUS_RESET */
6629 	ISPOPMAP(0x03, 0x07),	/* 0x19: MBOX_STOP_QUEUE */
6630 	ISPOPMAP(0x03, 0x07),	/* 0x1a: MBOX_START_QUEUE */
6631 	ISPOPMAP(0x03, 0x07),	/* 0x1b: MBOX_SINGLE_STEP_QUEUE */
6632 	ISPOPMAP(0x03, 0x07),	/* 0x1c: MBOX_ABORT_QUEUE */
6633 	ISPOPMAP(0x03, 0x4f),	/* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
6634 	ISPOPMAP(0x00, 0x00),	/* 0x1e: */
6635 	ISPOPMAP(0x01, 0x07),	/* 0x1f: MBOX_GET_FIRMWARE_STATUS */
6636 	ISPOPMAP(0x01, 0x07),	/* 0x20: MBOX_GET_INIT_SCSI_ID */
6637 	ISPOPMAP(0x01, 0x07),	/* 0x21: MBOX_GET_SELECT_TIMEOUT */
6638 	ISPOPMAP(0x01, 0xc7),	/* 0x22: MBOX_GET_RETRY_COUNT	*/
6639 	ISPOPMAP(0x01, 0x07),	/* 0x23: MBOX_GET_TAG_AGE_LIMIT */
6640 	ISPOPMAP(0x01, 0x03),	/* 0x24: MBOX_GET_CLOCK_RATE */
6641 	ISPOPMAP(0x01, 0x07),	/* 0x25: MBOX_GET_ACT_NEG_STATE */
6642 	ISPOPMAP(0x01, 0x07),	/* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */
6643 	ISPOPMAP(0x01, 0x07),	/* 0x27: MBOX_GET_PCI_PARAMS */
6644 	ISPOPMAP(0x03, 0x4f),	/* 0x28: MBOX_GET_TARGET_PARAMS */
6645 	ISPOPMAP(0x03, 0x0f),	/* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */
6646 	ISPOPMAP(0x01, 0x07),	/* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */
6647 	ISPOPMAP(0x00, 0x00),	/* 0x2b: */
6648 	ISPOPMAP(0x00, 0x00),	/* 0x2c: */
6649 	ISPOPMAP(0x00, 0x00),	/* 0x2d: */
6650 	ISPOPMAP(0x00, 0x00),	/* 0x2e: */
6651 	ISPOPMAP(0x00, 0x00),	/* 0x2f: */
6652 	ISPOPMAP(0x03, 0x03),	/* 0x30: MBOX_SET_INIT_SCSI_ID */
6653 	ISPOPMAP(0x07, 0x07),	/* 0x31: MBOX_SET_SELECT_TIMEOUT */
6654 	ISPOPMAP(0xc7, 0xc7),	/* 0x32: MBOX_SET_RETRY_COUNT	*/
6655 	ISPOPMAP(0x07, 0x07),	/* 0x33: MBOX_SET_TAG_AGE_LIMIT */
6656 	ISPOPMAP(0x03, 0x03),	/* 0x34: MBOX_SET_CLOCK_RATE */
6657 	ISPOPMAP(0x07, 0x07),	/* 0x35: MBOX_SET_ACT_NEG_STATE */
6658 	ISPOPMAP(0x07, 0x07),	/* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */
6659 	ISPOPMAP(0x07, 0x07),	/* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */
6660 	ISPOPMAP(0x4f, 0x4f),	/* 0x38: MBOX_SET_TARGET_PARAMS */
6661 	ISPOPMAP(0x0f, 0x0f),	/* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */
6662 	ISPOPMAP(0x07, 0x07),	/* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */
6663 	ISPOPMAP(0x00, 0x00),	/* 0x3b: */
6664 	ISPOPMAP(0x00, 0x00),	/* 0x3c: */
6665 	ISPOPMAP(0x00, 0x00),	/* 0x3d: */
6666 	ISPOPMAP(0x00, 0x00),	/* 0x3e: */
6667 	ISPOPMAP(0x00, 0x00),	/* 0x3f: */
6668 	ISPOPMAP(0x01, 0x03),	/* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */
6669 	ISPOPMAP(0x3f, 0x01),	/* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */
6670 	ISPOPMAP(0x03, 0x07),	/* 0x42: MBOX_EXEC_BIOS_IOCB */
6671 	ISPOPMAP(0x00, 0x00),	/* 0x43: */
6672 	ISPOPMAP(0x00, 0x00),	/* 0x44: */
6673 	ISPOPMAP(0x03, 0x03),	/* 0x45: SET SYSTEM PARAMETER */
6674 	ISPOPMAP(0x01, 0x03),	/* 0x46: GET SYSTEM PARAMETER */
6675 	ISPOPMAP(0x00, 0x00),	/* 0x47: */
6676 	ISPOPMAP(0x01, 0xcf),	/* 0x48: GET SCAM CONFIGURATION */
6677 	ISPOPMAP(0xcf, 0xcf),	/* 0x49: SET SCAM CONFIGURATION */
6678 	ISPOPMAP(0x03, 0x03),	/* 0x4a: MBOX_SET_FIRMWARE_FEATURES */
6679 	ISPOPMAP(0x01, 0x03),	/* 0x4b: MBOX_GET_FIRMWARE_FEATURES */
6680 	ISPOPMAP(0x00, 0x00),	/* 0x4c: */
6681 	ISPOPMAP(0x00, 0x00),	/* 0x4d: */
6682 	ISPOPMAP(0x00, 0x00),	/* 0x4e: */
6683 	ISPOPMAP(0x00, 0x00),	/* 0x4f: */
6684 	ISPOPMAP(0xdf, 0xdf),	/* 0x50: LOAD RAM A64 */
6685 	ISPOPMAP(0xdf, 0xdf),	/* 0x51: DUMP RAM A64 */
6686 	ISPOPMAP(0xdf, 0xff),	/* 0x52: INITIALIZE REQUEST QUEUE A64 */
6687 	ISPOPMAP(0xef, 0xff),	/* 0x53: INITIALIZE RESPONSE QUEUE A64 */
6688 	ISPOPMAP(0xcf, 0x01),	/* 0x54: EXECUCUTE COMMAND IOCB A64 */
6689 	ISPOPMAP(0x07, 0x01),	/* 0x55: ENABLE TARGET MODE */
6690 	ISPOPMAP(0x03, 0x0f),	/* 0x56: GET TARGET STATUS */
6691 	ISPOPMAP(0x00, 0x00),	/* 0x57: */
6692 	ISPOPMAP(0x00, 0x00),	/* 0x58: */
6693 	ISPOPMAP(0x00, 0x00),	/* 0x59: */
6694 	ISPOPMAP(0x03, 0x03),	/* 0x5a: SET DATA OVERRUN RECOVERY MODE */
6695 	ISPOPMAP(0x01, 0x03),	/* 0x5b: GET DATA OVERRUN RECOVERY MODE */
6696 	ISPOPMAP(0x0f, 0x0f),	/* 0x5c: SET HOST DATA */
6697 	ISPOPMAP(0x01, 0x01)	/* 0x5d: GET NOST DATA */
6698 };
6699 
6700 static const char *scsi_mbcmd_names[] = {
6701 	"NO-OP",
6702 	"LOAD RAM",
6703 	"EXEC FIRMWARE",
6704 	"DUMP RAM",
6705 	"WRITE RAM WORD",
6706 	"READ RAM WORD",
6707 	"MAILBOX REG TEST",
6708 	"VERIFY CHECKSUM",
6709 	"ABOUT FIRMWARE",
6710 	NULL,
6711 	NULL,
6712 	NULL,
6713 	NULL,
6714 	NULL,
6715 	"CHECK FIRMWARE",
6716 	NULL,
6717 	"INIT REQUEST QUEUE",
6718 	"INIT RESULT QUEUE",
6719 	"EXECUTE IOCB",
6720 	"WAKE UP",
6721 	"STOP FIRMWARE",
6722 	"ABORT",
6723 	"ABORT DEVICE",
6724 	"ABORT TARGET",
6725 	"BUS RESET",
6726 	"STOP QUEUE",
6727 	"START QUEUE",
6728 	"SINGLE STEP QUEUE",
6729 	"ABORT QUEUE",
6730 	"GET DEV QUEUE STATUS",
6731 	NULL,
6732 	"GET FIRMWARE STATUS",
6733 	"GET INIT SCSI ID",
6734 	"GET SELECT TIMEOUT",
6735 	"GET RETRY COUNT",
6736 	"GET TAG AGE LIMIT",
6737 	"GET CLOCK RATE",
6738 	"GET ACT NEG STATE",
6739 	"GET ASYNC DATA SETUP TIME",
6740 	"GET PCI PARAMS",
6741 	"GET TARGET PARAMS",
6742 	"GET DEV QUEUE PARAMS",
6743 	"GET RESET DELAY PARAMS",
6744 	NULL,
6745 	NULL,
6746 	NULL,
6747 	NULL,
6748 	NULL,
6749 	"SET INIT SCSI ID",
6750 	"SET SELECT TIMEOUT",
6751 	"SET RETRY COUNT",
6752 	"SET TAG AGE LIMIT",
6753 	"SET CLOCK RATE",
6754 	"SET ACT NEG STATE",
6755 	"SET ASYNC DATA SETUP TIME",
6756 	"SET PCI CONTROL PARAMS",
6757 	"SET TARGET PARAMS",
6758 	"SET DEV QUEUE PARAMS",
6759 	"SET RESET DELAY PARAMS",
6760 	NULL,
6761 	NULL,
6762 	NULL,
6763 	NULL,
6764 	NULL,
6765 	"RETURN BIOS BLOCK ADDR",
6766 	"WRITE FOUR RAM WORDS",
6767 	"EXEC BIOS IOCB",
6768 	NULL,
6769 	NULL,
6770 	"SET SYSTEM PARAMETER",
6771 	"GET SYSTEM PARAMETER",
6772 	NULL,
6773 	"GET SCAM CONFIGURATION",
6774 	"SET SCAM CONFIGURATION",
6775 	"SET FIRMWARE FEATURES",
6776 	"GET FIRMWARE FEATURES",
6777 	NULL,
6778 	NULL,
6779 	NULL,
6780 	NULL,
6781 	"LOAD RAM A64",
6782 	"DUMP RAM A64",
6783 	"INITIALIZE REQUEST QUEUE A64",
6784 	"INITIALIZE RESPONSE QUEUE A64",
6785 	"EXECUTE IOCB A64",
6786 	"ENABLE TARGET MODE",
6787 	"GET TARGET MODE STATE",
6788 	NULL,
6789 	NULL,
6790 	NULL,
6791 	"SET DATA OVERRUN RECOVERY MODE",
6792 	"GET DATA OVERRUN RECOVERY MODE",
6793 	"SET HOST DATA",
6794 	"GET NOST DATA",
6795 };
6796 
6797 static const uint32_t mbpfc[] = {
6798 	ISPOPMAP(0x01, 0x01),	/* 0x00: MBOX_NO_OP */
6799 	ISPOPMAP(0x1f, 0x01),	/* 0x01: MBOX_LOAD_RAM */
6800 	ISPOPMAP(0x0f, 0x01),	/* 0x02: MBOX_EXEC_FIRMWARE */
6801 	ISPOPMAP(0xdf, 0x01),	/* 0x03: MBOX_DUMP_RAM */
6802 	ISPOPMAP(0x07, 0x07),	/* 0x04: MBOX_WRITE_RAM_WORD */
6803 	ISPOPMAP(0x03, 0x07),	/* 0x05: MBOX_READ_RAM_WORD */
6804 	ISPOPMAP(0xff, 0xff),	/* 0x06: MBOX_MAILBOX_REG_TEST */
6805 	ISPOPMAP(0x07, 0x07),	/* 0x07: MBOX_VERIFY_CHECKSUM	*/
6806 	ISPOPMAP(0x01, 0x4f),	/* 0x08: MBOX_ABOUT_FIRMWARE */
6807 	ISPOPMAP(0xdf, 0x01),	/* 0x09: MBOX_LOAD_RISC_RAM_2100 */
6808 	ISPOPMAP(0xdf, 0x01),	/* 0x0a: DUMP RAM */
6809 	ISPOPMAP(0x1ff, 0x01),	/* 0x0b: MBOX_LOAD_RISC_RAM */
6810 	ISPOPMAP(0x00, 0x00),	/* 0x0c: */
6811 	ISPOPMAP(0x10f, 0x01),	/* 0x0d: MBOX_WRITE_RAM_WORD_EXTENDED */
6812 	ISPOPMAP(0x01, 0x05),	/* 0x0e: MBOX_CHECK_FIRMWARE */
6813 	ISPOPMAP(0x10f, 0x05),	/* 0x0f: MBOX_READ_RAM_WORD_EXTENDED */
6814 	ISPOPMAP(0x1f, 0x11),	/* 0x10: MBOX_INIT_REQ_QUEUE */
6815 	ISPOPMAP(0x2f, 0x21),	/* 0x11: MBOX_INIT_RES_QUEUE */
6816 	ISPOPMAP(0x0f, 0x01),	/* 0x12: MBOX_EXECUTE_IOCB */
6817 	ISPOPMAP(0x03, 0x03),	/* 0x13: MBOX_WAKE_UP	*/
6818 	ISPOPMAP(0x01, 0xff),	/* 0x14: MBOX_STOP_FIRMWARE */
6819 	ISPOPMAP(0x4f, 0x01),	/* 0x15: MBOX_ABORT */
6820 	ISPOPMAP(0x07, 0x01),	/* 0x16: MBOX_ABORT_DEVICE */
6821 	ISPOPMAP(0x07, 0x01),	/* 0x17: MBOX_ABORT_TARGET */
6822 	ISPOPMAP(0x03, 0x03),	/* 0x18: MBOX_BUS_RESET */
6823 	ISPOPMAP(0x07, 0x05),	/* 0x19: MBOX_STOP_QUEUE */
6824 	ISPOPMAP(0x07, 0x05),	/* 0x1a: MBOX_START_QUEUE */
6825 	ISPOPMAP(0x07, 0x05),	/* 0x1b: MBOX_SINGLE_STEP_QUEUE */
6826 	ISPOPMAP(0x07, 0x05),	/* 0x1c: MBOX_ABORT_QUEUE */
6827 	ISPOPMAP(0x07, 0x03),	/* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
6828 	ISPOPMAP(0x00, 0x00),	/* 0x1e: */
6829 	ISPOPMAP(0x01, 0x07),	/* 0x1f: MBOX_GET_FIRMWARE_STATUS */
6830 	ISPOPMAP(0x01, 0x4f),	/* 0x20: MBOX_GET_LOOP_ID */
6831 	ISPOPMAP(0x00, 0x00),	/* 0x21: */
6832 	ISPOPMAP(0x01, 0x07),	/* 0x22: MBOX_GET_RETRY_COUNT	*/
6833 	ISPOPMAP(0x00, 0x00),	/* 0x23: */
6834 	ISPOPMAP(0x00, 0x00),	/* 0x24: */
6835 	ISPOPMAP(0x00, 0x00),	/* 0x25: */
6836 	ISPOPMAP(0x00, 0x00),	/* 0x26: */
6837 	ISPOPMAP(0x00, 0x00),	/* 0x27: */
6838 	ISPOPMAP(0x01, 0x03),	/* 0x28: MBOX_GET_FIRMWARE_OPTIONS */
6839 	ISPOPMAP(0x03, 0x07),	/* 0x29: MBOX_GET_PORT_QUEUE_PARAMS */
6840 	ISPOPMAP(0x00, 0x00),	/* 0x2a: */
6841 	ISPOPMAP(0x00, 0x00),	/* 0x2b: */
6842 	ISPOPMAP(0x00, 0x00),	/* 0x2c: */
6843 	ISPOPMAP(0x00, 0x00),	/* 0x2d: */
6844 	ISPOPMAP(0x00, 0x00),	/* 0x2e: */
6845 	ISPOPMAP(0x00, 0x00),	/* 0x2f: */
6846 	ISPOPMAP(0x00, 0x00),	/* 0x30: */
6847 	ISPOPMAP(0x00, 0x00),	/* 0x31: */
6848 	ISPOPMAP(0x07, 0x07),	/* 0x32: MBOX_SET_RETRY_COUNT	*/
6849 	ISPOPMAP(0x00, 0x00),	/* 0x33: */
6850 	ISPOPMAP(0x00, 0x00),	/* 0x34: */
6851 	ISPOPMAP(0x00, 0x00),	/* 0x35: */
6852 	ISPOPMAP(0x00, 0x00),	/* 0x36: */
6853 	ISPOPMAP(0x00, 0x00),	/* 0x37: */
6854 	ISPOPMAP(0x0f, 0x01),	/* 0x38: MBOX_SET_FIRMWARE_OPTIONS */
6855 	ISPOPMAP(0x0f, 0x07),	/* 0x39: MBOX_SET_PORT_QUEUE_PARAMS */
6856 	ISPOPMAP(0x00, 0x00),	/* 0x3a: */
6857 	ISPOPMAP(0x00, 0x00),	/* 0x3b: */
6858 	ISPOPMAP(0x00, 0x00),	/* 0x3c: */
6859 	ISPOPMAP(0x00, 0x00),	/* 0x3d: */
6860 	ISPOPMAP(0x00, 0x00),	/* 0x3e: */
6861 	ISPOPMAP(0x00, 0x00),	/* 0x3f: */
6862 	ISPOPMAP(0x03, 0x01),	/* 0x40: MBOX_LOOP_PORT_BYPASS */
6863 	ISPOPMAP(0x03, 0x01),	/* 0x41: MBOX_LOOP_PORT_ENABLE */
6864 	ISPOPMAP(0x03, 0x07),	/* 0x42: MBOX_GET_RESOURCE_COUNT */
6865 	ISPOPMAP(0x01, 0x01),	/* 0x43: MBOX_REQUEST_OFFLINE_MODE */
6866 	ISPOPMAP(0x00, 0x00),	/* 0x44: */
6867 	ISPOPMAP(0x00, 0x00),	/* 0x45: */
6868 	ISPOPMAP(0x00, 0x00),	/* 0x46: */
6869 	ISPOPMAP(0xcf, 0x03),	/* 0x47: GET PORT_DATABASE ENHANCED */
6870 	ISPOPMAP(0xcd, 0x01),	/* 0x48: MBOX_INIT_FIRMWARE_MULTI_ID */
6871 	ISPOPMAP(0xcd, 0x01),	/* 0x49: MBOX_GET_VP_DATABASE */
6872 	ISPOPMAP(0x2cd, 0x01),	/* 0x4a: MBOX_GET_VP_DATABASE_ENTRY */
6873 	ISPOPMAP(0x00, 0x00),	/* 0x4b: */
6874 	ISPOPMAP(0x00, 0x00),	/* 0x4c: */
6875 	ISPOPMAP(0x00, 0x00),	/* 0x4d: */
6876 	ISPOPMAP(0x00, 0x00),	/* 0x4e: */
6877 	ISPOPMAP(0x00, 0x00),	/* 0x4f: */
6878 	ISPOPMAP(0x00, 0x00),	/* 0x50: */
6879 	ISPOPMAP(0x00, 0x00),	/* 0x51: */
6880 	ISPOPMAP(0x00, 0x00),	/* 0x52: */
6881 	ISPOPMAP(0x00, 0x00),	/* 0x53: */
6882 	ISPOPMAP(0xcf, 0x01),	/* 0x54: EXECUTE IOCB A64 */
6883 	ISPOPMAP(0x00, 0x00),	/* 0x55: */
6884 	ISPOPMAP(0x00, 0x00),	/* 0x56: */
6885 	ISPOPMAP(0x00, 0x00),	/* 0x57: */
6886 	ISPOPMAP(0x00, 0x00),	/* 0x58: */
6887 	ISPOPMAP(0x00, 0x00),	/* 0x59: */
6888 	ISPOPMAP(0x00, 0x00),	/* 0x5a: */
6889 	ISPOPMAP(0x03, 0x01),	/* 0x5b: MBOX_DRIVER_HEARTBEAT */
6890 	ISPOPMAP(0xcf, 0x01),	/* 0x5c: MBOX_FW_HEARTBEAT */
6891 	ISPOPMAP(0x07, 0x03),	/* 0x5d: MBOX_GET_SET_DATA_RATE */
6892 	ISPOPMAP(0x00, 0x00),	/* 0x5e: */
6893 	ISPOPMAP(0x00, 0x00),	/* 0x5f: */
6894 	ISPOPMAP(0xcd, 0x01),	/* 0x60: MBOX_INIT_FIRMWARE */
6895 	ISPOPMAP(0x00, 0x00),	/* 0x61: */
6896 	ISPOPMAP(0x01, 0x01),	/* 0x62: MBOX_INIT_LIP */
6897 	ISPOPMAP(0xcd, 0x03),	/* 0x63: MBOX_GET_FC_AL_POSITION_MAP */
6898 	ISPOPMAP(0xcf, 0x01),	/* 0x64: MBOX_GET_PORT_DB */
6899 	ISPOPMAP(0x07, 0x01),	/* 0x65: MBOX_CLEAR_ACA */
6900 	ISPOPMAP(0x07, 0x01),	/* 0x66: MBOX_TARGET_RESET */
6901 	ISPOPMAP(0x07, 0x01),	/* 0x67: MBOX_CLEAR_TASK_SET */
6902 	ISPOPMAP(0x07, 0x01),	/* 0x68: MBOX_ABORT_TASK_SET */
6903 	ISPOPMAP(0x01, 0x07),	/* 0x69: MBOX_GET_FW_STATE */
6904 	ISPOPMAP(0x03, 0xcf),	/* 0x6a: MBOX_GET_PORT_NAME */
6905 	ISPOPMAP(0xcf, 0x01),	/* 0x6b: MBOX_GET_LINK_STATUS */
6906 	ISPOPMAP(0x0f, 0x01),	/* 0x6c: MBOX_INIT_LIP_RESET */
6907 	ISPOPMAP(0x00, 0x00),	/* 0x6d: */
6908 	ISPOPMAP(0xcf, 0x03),	/* 0x6e: MBOX_SEND_SNS */
6909 	ISPOPMAP(0x0f, 0x07),	/* 0x6f: MBOX_FABRIC_LOGIN */
6910 	ISPOPMAP(0x03, 0x01),	/* 0x70: MBOX_SEND_CHANGE_REQUEST */
6911 	ISPOPMAP(0x03, 0x03),	/* 0x71: MBOX_FABRIC_LOGOUT */
6912 	ISPOPMAP(0x0f, 0x0f),	/* 0x72: MBOX_INIT_LIP_LOGIN */
6913 	ISPOPMAP(0x00, 0x00),	/* 0x73: */
6914 	ISPOPMAP(0x07, 0x01),	/* 0x74: LOGIN LOOP PORT */
6915 	ISPOPMAP(0xcf, 0x03),	/* 0x75: GET PORT/NODE NAME LIST */
6916 	ISPOPMAP(0x4f, 0x01),	/* 0x76: SET VENDOR ID */
6917 	ISPOPMAP(0xcd, 0x01),	/* 0x77: INITIALIZE IP MAILBOX */
6918 	ISPOPMAP(0x00, 0x00),	/* 0x78: */
6919 	ISPOPMAP(0x00, 0x00),	/* 0x79: */
6920 	ISPOPMAP(0x00, 0x00),	/* 0x7a: */
6921 	ISPOPMAP(0x00, 0x00),	/* 0x7b: */
6922 	ISPOPMAP(0x4f, 0x03),	/* 0x7c: Get ID List */
6923 	ISPOPMAP(0xcf, 0x01),	/* 0x7d: SEND LFA */
6924 	ISPOPMAP(0x0f, 0x01)	/* 0x7e: LUN RESET */
6925 };
6926 /*
6927  * Footnotes
6928  *
6929  * (1): this sets bits 21..16 in mailbox register #8, which we nominally
6930  *	do not access at this time in the core driver. The caller is
6931  *	responsible for setting this register first (Gross!). The assumption
6932  *	is that we won't overflow.
6933  */
6934 
6935 static const char *fc_mbcmd_names[] = {
6936 	"NO-OP",
6937 	"LOAD RAM",
6938 	"EXEC FIRMWARE",
6939 	"DUMP RAM",
6940 	"WRITE RAM WORD",
6941 	"READ RAM WORD",
6942 	"MAILBOX REG TEST",
6943 	"VERIFY CHECKSUM",
6944 	"ABOUT FIRMWARE",
6945 	"LOAD RAM",
6946 	"DUMP RAM",
6947 	"WRITE RAM WORD EXTENDED",
6948 	NULL,
6949 	"READ RAM WORD EXTENDED",
6950 	"CHECK FIRMWARE",
6951 	NULL,
6952 	"INIT REQUEST QUEUE",
6953 	"INIT RESULT QUEUE",
6954 	"EXECUTE IOCB",
6955 	"WAKE UP",
6956 	"STOP FIRMWARE",
6957 	"ABORT",
6958 	"ABORT DEVICE",
6959 	"ABORT TARGET",
6960 	"BUS RESET",
6961 	"STOP QUEUE",
6962 	"START QUEUE",
6963 	"SINGLE STEP QUEUE",
6964 	"ABORT QUEUE",
6965 	"GET DEV QUEUE STATUS",
6966 	NULL,
6967 	"GET FIRMWARE STATUS",
6968 	"GET LOOP ID",
6969 	NULL,
6970 	"GET RETRY COUNT",
6971 	NULL,
6972 	NULL,
6973 	NULL,
6974 	NULL,
6975 	NULL,
6976 	"GET FIRMWARE OPTIONS",
6977 	"GET PORT QUEUE PARAMS",
6978 	NULL,
6979 	NULL,
6980 	NULL,
6981 	NULL,
6982 	NULL,
6983 	NULL,
6984 	NULL,
6985 	NULL,
6986 	"SET RETRY COUNT",
6987 	NULL,
6988 	NULL,
6989 	NULL,
6990 	NULL,
6991 	NULL,
6992 	"SET FIRMWARE OPTIONS",
6993 	"SET PORT QUEUE PARAMS",
6994 	NULL,
6995 	NULL,
6996 	NULL,
6997 	NULL,
6998 	NULL,
6999 	NULL,
7000 	"LOOP PORT BYPASS",
7001 	"LOOP PORT ENABLE",
7002 	"GET RESOURCE COUNT",
7003 	"REQUEST NON PARTICIPATING MODE",
7004 	NULL,
7005 	NULL,
7006 	NULL,
7007 	"GET PORT DATABASE ENHANCED",
7008 	"INIT FIRMWARE MULTI ID",
7009 	"GET VP DATABASE",
7010 	"GET VP DATABASE ENTRY",
7011 	NULL,
7012 	NULL,
7013 	NULL,
7014 	NULL,
7015 	NULL,
7016 	NULL,
7017 	NULL,
7018 	NULL,
7019 	NULL,
7020 	"EXECUTE IOCB A64",
7021 	NULL,
7022 	NULL,
7023 	NULL,
7024 	NULL,
7025 	NULL,
7026 	NULL,
7027 	"DRIVER HEARTBEAT",
7028 	NULL,
7029 	"GET/SET DATA RATE",
7030 	NULL,
7031 	NULL,
7032 	"INIT FIRMWARE",
7033 	NULL,
7034 	"INIT LIP",
7035 	"GET FC-AL POSITION MAP",
7036 	"GET PORT DATABASE",
7037 	"CLEAR ACA",
7038 	"TARGET RESET",
7039 	"CLEAR TASK SET",
7040 	"ABORT TASK SET",
7041 	"GET FW STATE",
7042 	"GET PORT NAME",
7043 	"GET LINK STATUS",
7044 	"INIT LIP RESET",
7045 	NULL,
7046 	"SEND SNS",
7047 	"FABRIC LOGIN",
7048 	"SEND CHANGE REQUEST",
7049 	"FABRIC LOGOUT",
7050 	"INIT LIP LOGIN",
7051 	NULL,
7052 	"LOGIN LOOP PORT",
7053 	"GET PORT/NODE NAME LIST",
7054 	"SET VENDOR ID",
7055 	"INITIALIZE IP MAILBOX",
7056 	NULL,
7057 	NULL,
7058 	NULL,
7059 	NULL,
7060 	"Get ID List",
7061 	"SEND LFA",
7062 	"Lun RESET"
7063 };
7064 
7065 static void
7066 isp_mboxcmd_qnw(ispsoftc_t *isp, mbreg_t *mbp, int nodelay)
7067 {
7068 	unsigned int ibits, obits, box, opcode;
7069 	const uint32_t *mcp;
7070 
7071 	if (IS_FC(isp)) {
7072 		mcp = mbpfc;
7073 	} else {
7074 		mcp = mbpscsi;
7075 	}
7076 	opcode = mbp->param[0];
7077 	ibits = HIWRD(mcp[opcode]) & NMBOX_BMASK(isp);
7078 	obits = LOWRD(mcp[opcode]) & NMBOX_BMASK(isp);
7079 	ibits |= mbp->ibits;
7080 	obits |= mbp->obits;
7081 	for (box = 0; box < MAX_MAILBOX(isp); box++) {
7082 		if (ibits & (1 << box)) {
7083 			ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7084 		}
7085 		if (nodelay == 0) {
7086 			isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7087 		}
7088 	}
7089 	if (nodelay == 0) {
7090 		isp->isp_lastmbxcmd = opcode;
7091 		isp->isp_obits = obits;
7092 		isp->isp_mboxbsy = 1;
7093 	}
7094 	if (IS_24XX(isp)) {
7095 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7096 	} else {
7097 		ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7098 	}
7099 	/*
7100 	 * Oddly enough, if we're not delaying for an answer,
7101 	 * delay a bit to give the f/w a chance to pick up the
7102 	 * command.
7103 	 */
7104 	if (nodelay) {
7105 		ISP_DELAY(1000);
7106 	}
7107 }
7108 
7109 static void
7110 isp_mboxcmd(ispsoftc_t *isp, mbreg_t *mbp)
7111 {
7112 	const char *cname, *xname;
7113 	char tname[16], mname[16];
7114 	unsigned int lim, ibits, obits, box, opcode;
7115 	const uint32_t *mcp;
7116 
7117 	if (IS_FC(isp)) {
7118 		mcp = mbpfc;
7119 		lim = (sizeof (mbpfc) / sizeof (mbpfc[0]));
7120 	} else {
7121 		mcp = mbpscsi;
7122 		lim = (sizeof (mbpscsi) / sizeof (mbpscsi[0]));
7123 	}
7124 
7125 	if ((opcode = mbp->param[0]) >= lim) {
7126 		mbp->param[0] = MBOX_INVALID_COMMAND;
7127 		isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7128 		return;
7129 	}
7130 
7131 	ibits = HIWRD(mcp[opcode]) & NMBOX_BMASK(isp);
7132 	obits = LOWRD(mcp[opcode]) & NMBOX_BMASK(isp);
7133 
7134 	/*
7135 	 * Pick up any additional bits that the caller might have set.
7136 	 */
7137 	ibits |= mbp->ibits;
7138 	obits |= mbp->obits;
7139 
7140 	if (ibits == 0 && obits == 0) {
7141 		mbp->param[0] = MBOX_COMMAND_PARAM_ERROR;
7142 		isp_prt(isp, ISP_LOGERR, "no parameters for 0x%x", opcode);
7143 		return;
7144 	}
7145 
7146 	/*
7147 	 * Get exclusive usage of mailbox registers.
7148 	 */
7149 	if (MBOX_ACQUIRE(isp)) {
7150 		mbp->param[0] = MBOX_REGS_BUSY;
7151 		goto out;
7152 	}
7153 
7154 	for (box = 0; box < MAX_MAILBOX(isp); box++) {
7155 		if (ibits & (1 << box)) {
7156 			isp_prt(isp, ISP_LOGDEBUG3, "IN mbox %d = 0x%04x", box,
7157 			    mbp->param[box]);
7158 			ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7159 		}
7160 		isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7161 	}
7162 
7163 	isp->isp_lastmbxcmd = opcode;
7164 
7165 	/*
7166 	 * We assume that we can't overwrite a previous command.
7167 	 */
7168 	isp->isp_obits = obits;
7169 	isp->isp_mboxbsy = 1;
7170 
7171 	/*
7172 	 * Set Host Interrupt condition so that RISC will pick up mailbox regs.
7173 	 */
7174 	if (IS_24XX(isp)) {
7175 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7176 	} else {
7177 		ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7178 	}
7179 
7180 	/*
7181 	 * While we haven't finished the command, spin our wheels here.
7182 	 */
7183 	MBOX_WAIT_COMPLETE(isp, mbp);
7184 
7185 	/*
7186 	 * Did the command time out?
7187 	 */
7188 	if (mbp->param[0] == MBOX_TIMEOUT) {
7189 		isp->isp_mboxbsy = 0;
7190 		MBOX_RELEASE(isp);
7191 		goto out;
7192 	}
7193 
7194 	/*
7195 	 * Copy back output registers.
7196 	 */
7197 	for (box = 0; box < MAX_MAILBOX(isp); box++) {
7198 		if (obits & (1 << box)) {
7199 			mbp->param[box] = isp->isp_mboxtmp[box];
7200 			isp_prt(isp, ISP_LOGDEBUG3, "OUT mbox %d = 0x%04x", box,
7201 			    mbp->param[box]);
7202 		}
7203 	}
7204 
7205 	isp->isp_mboxbsy = 0;
7206 	MBOX_RELEASE(isp);
7207  out:
7208 	if (mbp->logval == 0 || opcode == MBOX_EXEC_FIRMWARE) {
7209 		return;
7210 	}
7211 	cname = (IS_FC(isp))? fc_mbcmd_names[opcode] : scsi_mbcmd_names[opcode];
7212 	if (cname == NULL) {
7213 		cname = tname;
7214 		ISP_SNPRINTF(tname, sizeof tname, "opcode %x", opcode);
7215 	}
7216 
7217 	/*
7218 	 * Just to be chatty here...
7219 	 */
7220 	xname = NULL;
7221 	switch (mbp->param[0]) {
7222 	case MBOX_COMMAND_COMPLETE:
7223 		break;
7224 	case MBOX_INVALID_COMMAND:
7225 		if (mbp->logval & MBLOGMASK(MBOX_COMMAND_COMPLETE)) {
7226 			xname = "INVALID COMMAND";
7227 		}
7228 		break;
7229 	case MBOX_HOST_INTERFACE_ERROR:
7230 		if (mbp->logval & MBLOGMASK(MBOX_HOST_INTERFACE_ERROR)) {
7231 			xname = "HOST INTERFACE ERROR";
7232 		}
7233 		break;
7234 	case MBOX_TEST_FAILED:
7235 		if (mbp->logval & MBLOGMASK(MBOX_TEST_FAILED)) {
7236 			xname = "TEST FAILED";
7237 		}
7238 		break;
7239 	case MBOX_COMMAND_ERROR:
7240 		if (mbp->logval & MBLOGMASK(MBOX_COMMAND_ERROR)) {
7241 			xname = "COMMAND ERROR";
7242 		}
7243 		break;
7244 	case MBOX_COMMAND_PARAM_ERROR:
7245 		if (mbp->logval & MBLOGMASK(MBOX_COMMAND_PARAM_ERROR)) {
7246 			xname = "COMMAND PARAMETER ERROR";
7247 		}
7248 		break;
7249 	case MBOX_LOOP_ID_USED:
7250 		if (mbp->logval & MBLOGMASK(MBOX_LOOP_ID_USED)) {
7251 			xname = "LOOP ID ALREADY IN USE";
7252 		}
7253 		break;
7254 	case MBOX_PORT_ID_USED:
7255 		if (mbp->logval & MBLOGMASK(MBOX_PORT_ID_USED)) {
7256 			xname = "PORT ID ALREADY IN USE";
7257 		}
7258 		break;
7259 	case MBOX_ALL_IDS_USED:
7260 		if (mbp->logval & MBLOGMASK(MBOX_ALL_IDS_USED)) {
7261 			xname = "ALL LOOP IDS IN USE";
7262 		}
7263 		break;
7264 	case MBOX_REGS_BUSY:
7265 		xname = "REGISTERS BUSY";
7266 		break;
7267 	case MBOX_TIMEOUT:
7268 		xname = "TIMEOUT";
7269 		break;
7270 	default:
7271 		ISP_SNPRINTF(mname, sizeof mname, "error 0x%x", mbp->param[0]);
7272 		xname = mname;
7273 		break;
7274 	}
7275 	if (xname) {
7276 		isp_prt(isp, ISP_LOGALL, "Mailbox Command '%s' failed (%s)",
7277 		    cname, xname);
7278 	}
7279 }
7280 
7281 static void
7282 isp_fw_state(ispsoftc_t *isp, int chan)
7283 {
7284 	if (IS_FC(isp)) {
7285 		mbreg_t mbs;
7286 		fcparam *fcp = FCPARAM(isp, chan);
7287 
7288 		MBSINIT(&mbs, MBOX_GET_FW_STATE, MBLOGALL, 0);
7289 		isp_mboxcmd(isp, &mbs);
7290 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
7291 			fcp->isp_fwstate = mbs.param[1];
7292 		}
7293 	}
7294 }
7295 
7296 static void
7297 isp_spi_update(ispsoftc_t *isp, int chan)
7298 {
7299 	int tgt;
7300 	mbreg_t mbs;
7301 	sdparam *sdp;
7302 
7303 	if (IS_FC(isp)) {
7304 		/*
7305 		 * There are no 'per-bus' settings for Fibre Channel.
7306 		 */
7307 		return;
7308 	}
7309 	sdp = SDPARAM(isp, chan);
7310 	sdp->update = 0;
7311 
7312 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7313 		uint16_t flags, period, offset;
7314 		int get;
7315 
7316 		if (sdp->isp_devparam[tgt].dev_enable == 0) {
7317 			sdp->isp_devparam[tgt].dev_update = 0;
7318 			sdp->isp_devparam[tgt].dev_refresh = 0;
7319 			isp_prt(isp, ISP_LOGDEBUG0, "skipping target %d bus %d update", tgt, chan);
7320 			continue;
7321 		}
7322 		/*
7323 		 * If the goal is to update the status of the device,
7324 		 * take what's in goal_flags and try and set the device
7325 		 * toward that. Otherwise, if we're just refreshing the
7326 		 * current device state, get the current parameters.
7327 		 */
7328 
7329 		MBSINIT(&mbs, 0, MBLOGALL, 0);
7330 
7331 		/*
7332 		 * Refresh overrides set
7333 		 */
7334 		if (sdp->isp_devparam[tgt].dev_refresh) {
7335 			mbs.param[0] = MBOX_GET_TARGET_PARAMS;
7336 			get = 1;
7337 		} else if (sdp->isp_devparam[tgt].dev_update) {
7338 			mbs.param[0] = MBOX_SET_TARGET_PARAMS;
7339 
7340 			/*
7341 			 * Make sure goal_flags has "Renegotiate on Error"
7342 			 * on and "Freeze Queue on Error" off.
7343 			 */
7344 			sdp->isp_devparam[tgt].goal_flags |= DPARM_RENEG;
7345 			sdp->isp_devparam[tgt].goal_flags &= ~DPARM_QFRZ;
7346 			mbs.param[2] = sdp->isp_devparam[tgt].goal_flags;
7347 
7348 			/*
7349 			 * Insist that PARITY must be enabled
7350 			 * if SYNC or WIDE is enabled.
7351 			 */
7352 			if ((mbs.param[2] & (DPARM_SYNC|DPARM_WIDE)) != 0) {
7353 				mbs.param[2] |= DPARM_PARITY;
7354 			}
7355 
7356 			if (mbs.param[2] & DPARM_SYNC) {
7357 				mbs.param[3] =
7358 				    (sdp->isp_devparam[tgt].goal_offset << 8) |
7359 				    (sdp->isp_devparam[tgt].goal_period);
7360 			}
7361 			/*
7362 			 * A command completion later that has
7363 			 * RQSTF_NEGOTIATION set can cause
7364 			 * the dev_refresh/announce cycle also.
7365 			 *
7366 			 * Note: It is really important to update our current
7367 			 * flags with at least the state of TAG capabilities-
7368 			 * otherwise we might try and send a tagged command
7369 			 * when we have it all turned off. So change it here
7370 			 * to say that current already matches goal.
7371 			 */
7372 			sdp->isp_devparam[tgt].actv_flags &= ~DPARM_TQING;
7373 			sdp->isp_devparam[tgt].actv_flags |=
7374 			    (sdp->isp_devparam[tgt].goal_flags & DPARM_TQING);
7375 			isp_prt(isp, ISP_LOGDEBUG0, "bus %d set tgt %d flags 0x%x off 0x%x period 0x%x",
7376 			    chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
7377 			get = 0;
7378 		} else {
7379 			continue;
7380 		}
7381 		mbs.param[1] = (chan << 15) | (tgt << 8);
7382 		isp_mboxcmd(isp, &mbs);
7383 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7384 			continue;
7385 		}
7386 		if (get == 0) {
7387 			sdp->sendmarker = 1;
7388 			sdp->isp_devparam[tgt].dev_update = 0;
7389 			sdp->isp_devparam[tgt].dev_refresh = 1;
7390 		} else {
7391 			sdp->isp_devparam[tgt].dev_refresh = 0;
7392 			flags = mbs.param[2];
7393 			period = mbs.param[3] & 0xff;
7394 			offset = mbs.param[3] >> 8;
7395 			sdp->isp_devparam[tgt].actv_flags = flags;
7396 			sdp->isp_devparam[tgt].actv_period = period;
7397 			sdp->isp_devparam[tgt].actv_offset = offset;
7398 			isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, chan, tgt);
7399 		}
7400 	}
7401 
7402 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7403 		if (sdp->isp_devparam[tgt].dev_update ||
7404 		    sdp->isp_devparam[tgt].dev_refresh) {
7405 			sdp->update = 1;
7406 			break;
7407 		}
7408 	}
7409 }
7410 
7411 static void
7412 isp_setdfltsdparm(ispsoftc_t *isp)
7413 {
7414 	int tgt;
7415 	sdparam *sdp, *sdp1;
7416 
7417 	sdp = SDPARAM(isp, 0);
7418 	sdp->role = GET_DEFAULT_ROLE(isp, 0);
7419 	if (IS_DUALBUS(isp)) {
7420 		sdp1 = sdp + 1;
7421 		sdp1->role = GET_DEFAULT_ROLE(isp, 1);
7422 	} else {
7423 		sdp1 = NULL;
7424 	}
7425 
7426 	/*
7427 	 * Establish some default parameters.
7428 	 */
7429 	sdp->isp_cmd_dma_burst_enable = 0;
7430 	sdp->isp_data_dma_burst_enabl = 1;
7431 	sdp->isp_fifo_threshold = 0;
7432 	sdp->isp_initiator_id = DEFAULT_IID(isp, 0);
7433 	if (isp->isp_type >= ISP_HA_SCSI_1040) {
7434 		sdp->isp_async_data_setup = 9;
7435 	} else {
7436 		sdp->isp_async_data_setup = 6;
7437 	}
7438 	sdp->isp_selection_timeout = 250;
7439 	sdp->isp_max_queue_depth = MAXISPREQUEST(isp);
7440 	sdp->isp_tag_aging = 8;
7441 	sdp->isp_bus_reset_delay = 5;
7442 	/*
7443 	 * Don't retry selection, busy or queue full automatically- reflect
7444 	 * these back to us.
7445 	 */
7446 	sdp->isp_retry_count = 0;
7447 	sdp->isp_retry_delay = 0;
7448 
7449 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7450 		sdp->isp_devparam[tgt].exc_throttle = ISP_EXEC_THROTTLE;
7451 		sdp->isp_devparam[tgt].dev_enable = 1;
7452 	}
7453 
7454 	/*
7455 	 * The trick here is to establish a default for the default (honk!)
7456 	 * state (goal_flags). Then try and get the current status from
7457 	 * the card to fill in the current state. We don't, in fact, set
7458 	 * the default to the SAFE default state- that's not the goal state.
7459 	 */
7460 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7461 		uint8_t off, per;
7462 		sdp->isp_devparam[tgt].actv_offset = 0;
7463 		sdp->isp_devparam[tgt].actv_period = 0;
7464 		sdp->isp_devparam[tgt].actv_flags = 0;
7465 
7466 		sdp->isp_devparam[tgt].goal_flags =
7467 		    sdp->isp_devparam[tgt].nvrm_flags = DPARM_DEFAULT;
7468 
7469 		/*
7470 		 * We default to Wide/Fast for versions less than a 1040
7471 		 * (unless it's SBus).
7472 		 */
7473 		if (IS_ULTRA3(isp)) {
7474 			off = ISP_80M_SYNCPARMS >> 8;
7475 			per = ISP_80M_SYNCPARMS & 0xff;
7476 		} else if (IS_ULTRA2(isp)) {
7477 			off = ISP_40M_SYNCPARMS >> 8;
7478 			per = ISP_40M_SYNCPARMS & 0xff;
7479 		} else if (IS_1240(isp)) {
7480 			off = ISP_20M_SYNCPARMS >> 8;
7481 			per = ISP_20M_SYNCPARMS & 0xff;
7482 		} else if ((isp->isp_bustype == ISP_BT_SBUS &&
7483 		    isp->isp_type < ISP_HA_SCSI_1020A) ||
7484 		    (isp->isp_bustype == ISP_BT_PCI &&
7485 		    isp->isp_type < ISP_HA_SCSI_1040) ||
7486 		    (isp->isp_clock && isp->isp_clock < 60) ||
7487 		    (sdp->isp_ultramode == 0)) {
7488 			off = ISP_10M_SYNCPARMS >> 8;
7489 			per = ISP_10M_SYNCPARMS & 0xff;
7490 		} else {
7491 			off = ISP_20M_SYNCPARMS_1040 >> 8;
7492 			per = ISP_20M_SYNCPARMS_1040 & 0xff;
7493 		}
7494 		sdp->isp_devparam[tgt].goal_offset =
7495 		    sdp->isp_devparam[tgt].nvrm_offset = off;
7496 		sdp->isp_devparam[tgt].goal_period =
7497 		    sdp->isp_devparam[tgt].nvrm_period = per;
7498 
7499 	}
7500 
7501 	/*
7502 	 * If we're a dual bus card, just copy the data over
7503 	 */
7504 	if (sdp1) {
7505 		*sdp1 = *sdp;
7506 		sdp1->isp_initiator_id = DEFAULT_IID(isp, 1);
7507 	}
7508 
7509 	/*
7510 	 * If we've not been told to avoid reading NVRAM, try and read it.
7511 	 * If we're successful reading it, we can then return because NVRAM
7512 	 * will tell us what the desired settings are. Otherwise, we establish
7513 	 * some reasonable 'fake' nvram and goal defaults.
7514 	 */
7515 	if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7516 		mbreg_t mbs;
7517 
7518 		if (isp_read_nvram(isp, 0) == 0) {
7519 			if (IS_DUALBUS(isp)) {
7520 				if (isp_read_nvram(isp, 1) == 0) {
7521 					return;
7522 				}
7523 			}
7524 		}
7525 		MBSINIT(&mbs, MBOX_GET_ACT_NEG_STATE, MBLOGNONE, 0);
7526 		isp_mboxcmd(isp, &mbs);
7527 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7528 			sdp->isp_req_ack_active_neg = 1;
7529 			sdp->isp_data_line_active_neg = 1;
7530 			if (sdp1) {
7531 				sdp1->isp_req_ack_active_neg = 1;
7532 				sdp1->isp_data_line_active_neg = 1;
7533 			}
7534 		} else {
7535 			sdp->isp_req_ack_active_neg =
7536 			    (mbs.param[1] >> 4) & 0x1;
7537 			sdp->isp_data_line_active_neg =
7538 			    (mbs.param[1] >> 5) & 0x1;
7539 			if (sdp1) {
7540 				sdp1->isp_req_ack_active_neg =
7541 				    (mbs.param[2] >> 4) & 0x1;
7542 				sdp1->isp_data_line_active_neg =
7543 				    (mbs.param[2] >> 5) & 0x1;
7544 			}
7545 		}
7546 	}
7547 
7548 }
7549 
7550 static void
7551 isp_setdfltfcparm(ispsoftc_t *isp, int chan)
7552 {
7553 	fcparam *fcp = FCPARAM(isp, chan);
7554 
7555 	/*
7556 	 * Establish some default parameters.
7557 	 */
7558 	fcp->role = GET_DEFAULT_ROLE(isp, chan);
7559 	fcp->isp_maxalloc = ICB_DFLT_ALLOC;
7560 	fcp->isp_retry_delay = ICB_DFLT_RDELAY;
7561 	fcp->isp_retry_count = ICB_DFLT_RCOUNT;
7562 	fcp->isp_loopid = DEFAULT_LOOPID(isp, chan);
7563 	fcp->isp_wwnn_nvram = DEFAULT_NODEWWN(isp, chan);
7564 	fcp->isp_wwpn_nvram = DEFAULT_PORTWWN(isp, chan);
7565 	fcp->isp_fwoptions = 0;
7566 	fcp->isp_lasthdl = NIL_HANDLE;
7567 
7568 	if (IS_24XX(isp)) {
7569 		fcp->isp_fwoptions |= ICB2400_OPT1_FAIRNESS;
7570 		fcp->isp_fwoptions |= ICB2400_OPT1_HARD_ADDRESS;
7571 		if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX) {
7572 			fcp->isp_fwoptions |= ICB2400_OPT1_FULL_DUPLEX;
7573 		}
7574 		fcp->isp_fwoptions |= ICB2400_OPT1_BOTH_WWNS;
7575 	} else {
7576 		fcp->isp_fwoptions |= ICBOPT_FAIRNESS;
7577 		fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE;
7578 		fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS;
7579 		if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX) {
7580 			fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX;
7581 		}
7582 		/*
7583 		 * Make sure this is turned off now until we get
7584 		 * extended options from NVRAM
7585 		 */
7586 		fcp->isp_fwoptions &= ~ICBOPT_EXTENDED;
7587 	}
7588 
7589 
7590 	/*
7591 	 * Now try and read NVRAM unless told to not do so.
7592 	 * This will set fcparam's isp_wwnn_nvram && isp_wwpn_nvram.
7593 	 */
7594 	if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7595 		int i, j = 0;
7596 		/*
7597 		 * Give a couple of tries at reading NVRAM.
7598 		 */
7599 		for (i = 0; i < 2; i++) {
7600 			j = isp_read_nvram(isp, chan);
7601 			if (j == 0) {
7602 				break;
7603 			}
7604 		}
7605 		if (j) {
7606 			isp->isp_confopts |= ISP_CFG_NONVRAM;
7607 		}
7608 	}
7609 
7610 	fcp->isp_wwnn = ACTIVE_NODEWWN(isp, chan);
7611 	fcp->isp_wwpn = ACTIVE_PORTWWN(isp, chan);
7612 	isp_prt(isp, ISP_LOGCONFIG, "Chan %d 0x%08x%08x/0x%08x%08x Role %s",
7613 	    chan, (uint32_t) (fcp->isp_wwnn >> 32), (uint32_t) (fcp->isp_wwnn),
7614 	    (uint32_t) (fcp->isp_wwpn >> 32), (uint32_t) (fcp->isp_wwpn),
7615 	    isp_class3_roles[fcp->role]);
7616 }
7617 
7618 /*
7619  * Re-initialize the ISP and complete all orphaned commands
7620  * with a 'botched' notice. The reset/init routines should
7621  * not disturb an already active list of commands.
7622  */
7623 
7624 void
7625 isp_reinit(ispsoftc_t *isp, int do_load_defaults)
7626 {
7627 	int i;
7628 
7629 	isp_reset(isp, do_load_defaults);
7630 
7631 	if (isp->isp_state != ISP_RESETSTATE) {
7632 		isp_prt(isp, ISP_LOGERR, "%s: cannot reset card", __func__);
7633 		ISP_DISABLE_INTS(isp);
7634 		goto cleanup;
7635 	}
7636 
7637 	isp_init(isp);
7638 
7639 	if (isp->isp_state == ISP_INITSTATE) {
7640 		isp->isp_state = ISP_RUNSTATE;
7641 	}
7642 
7643 	if (isp->isp_state != ISP_RUNSTATE) {
7644 #ifndef	ISP_TARGET_MODE
7645 		isp_prt(isp, ISP_LOGWARN, "%s: not at runstate", __func__);
7646 #endif
7647 		ISP_DISABLE_INTS(isp);
7648 		if (IS_FC(isp)) {
7649 			/*
7650 			 * If we're in ISP_ROLE_NONE, turn off the lasers.
7651 			 */
7652 			if (!IS_24XX(isp)) {
7653 				ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
7654 				ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
7655 				ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
7656 				ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
7657 				ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
7658 			}
7659 		}
7660  	}
7661 
7662  cleanup:
7663 
7664 	isp->isp_nactive = 0;
7665 
7666 	isp_clear_commands(isp);
7667 	if (IS_FC(isp)) {
7668 		for (i = 0; i < isp->isp_nchan; i++) {
7669 			ISP_MARK_PORTDB(isp, i, -1);
7670 		}
7671 	}
7672 }
7673 
7674 /*
7675  * NVRAM Routines
7676  */
7677 static int
7678 isp_read_nvram(ispsoftc_t *isp, int bus)
7679 {
7680 	int i, amt, retval;
7681 	uint8_t csum, minversion;
7682 	union {
7683 		uint8_t _x[ISP2400_NVRAM_SIZE];
7684 		uint16_t _s[ISP2400_NVRAM_SIZE>>1];
7685 	} _n;
7686 #define	nvram_data	_n._x
7687 #define	nvram_words	_n._s
7688 
7689 	if (IS_24XX(isp)) {
7690 		return (isp_read_nvram_2400(isp, nvram_data));
7691 	} else if (IS_FC(isp)) {
7692 		amt = ISP2100_NVRAM_SIZE;
7693 		minversion = 1;
7694 	} else if (IS_ULTRA2(isp)) {
7695 		amt = ISP1080_NVRAM_SIZE;
7696 		minversion = 0;
7697 	} else {
7698 		amt = ISP_NVRAM_SIZE;
7699 		minversion = 2;
7700 	}
7701 
7702 	for (i = 0; i < amt>>1; i++) {
7703 		isp_rdnvram_word(isp, i, &nvram_words[i]);
7704 	}
7705 
7706 	if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
7707 	    nvram_data[2] != 'P') {
7708 		if (isp->isp_bustype != ISP_BT_SBUS) {
7709 			isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header");
7710 			isp_prt(isp, ISP_LOGDEBUG0, "%x %x %x", nvram_data[0], nvram_data[1], nvram_data[2]);
7711 		}
7712 		retval = -1;
7713 		goto out;
7714 	}
7715 
7716 	for (csum = 0, i = 0; i < amt; i++) {
7717 		csum += nvram_data[i];
7718 	}
7719 	if (csum != 0) {
7720 		isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
7721 		retval = -1;
7722 		goto out;
7723 	}
7724 
7725 	if (ISP_NVRAM_VERSION(nvram_data) < minversion) {
7726 		isp_prt(isp, ISP_LOGWARN, "version %d NVRAM not understood",
7727 		    ISP_NVRAM_VERSION(nvram_data));
7728 		retval = -1;
7729 		goto out;
7730 	}
7731 
7732 	if (IS_ULTRA3(isp)) {
7733 		isp_parse_nvram_12160(isp, bus, nvram_data);
7734 	} else if (IS_1080(isp)) {
7735 		isp_parse_nvram_1080(isp, bus, nvram_data);
7736 	} else if (IS_1280(isp) || IS_1240(isp)) {
7737 		isp_parse_nvram_1080(isp, bus, nvram_data);
7738 	} else if (IS_SCSI(isp)) {
7739 		isp_parse_nvram_1020(isp, nvram_data);
7740 	} else {
7741 		isp_parse_nvram_2100(isp, nvram_data);
7742 	}
7743 	retval = 0;
7744 out:
7745 	return (retval);
7746 #undef	nvram_data
7747 #undef	nvram_words
7748 }
7749 
7750 static int
7751 isp_read_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
7752 {
7753 	int retval = 0;
7754 	uint32_t addr, csum, lwrds, *dptr;
7755 
7756 	if (isp->isp_port) {
7757 		addr = ISP2400_NVRAM_PORT1_ADDR;
7758 	} else {
7759 		addr = ISP2400_NVRAM_PORT0_ADDR;
7760 	}
7761 
7762 	dptr = (uint32_t *) nvram_data;
7763 	for (lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
7764 		isp_rd_2400_nvram(isp, addr++, dptr++);
7765 	}
7766 	if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
7767 	    nvram_data[2] != 'P') {
7768 		isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header (%x %x %x)",
7769 		    nvram_data[0], nvram_data[1], nvram_data[2]);
7770 		retval = -1;
7771 		goto out;
7772 	}
7773 	dptr = (uint32_t *) nvram_data;
7774 	for (csum = 0, lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
7775 		uint32_t tmp;
7776 		ISP_IOXGET_32(isp, &dptr[lwrds], tmp);
7777 		csum += tmp;
7778 	}
7779 	if (csum != 0) {
7780 		isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
7781 		retval = -1;
7782 		goto out;
7783 	}
7784 	isp_parse_nvram_2400(isp, nvram_data);
7785 out:
7786 	return (retval);
7787 }
7788 
7789 static void
7790 isp_rdnvram_word(ispsoftc_t *isp, int wo, uint16_t *rp)
7791 {
7792 	int i, cbits;
7793 	uint16_t bit, rqst, junk;
7794 
7795 	ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
7796 	ISP_DELAY(10);
7797 	ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
7798 	ISP_DELAY(10);
7799 
7800 	if (IS_FC(isp)) {
7801 		wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1);
7802 		if (IS_2312(isp) && isp->isp_port) {
7803 			wo += 128;
7804 		}
7805 		rqst = (ISP_NVRAM_READ << 8) | wo;
7806 		cbits = 10;
7807 	} else if (IS_ULTRA2(isp)) {
7808 		wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1);
7809 		rqst = (ISP_NVRAM_READ << 8) | wo;
7810 		cbits = 10;
7811 	} else {
7812 		wo &= ((ISP_NVRAM_SIZE >> 1) - 1);
7813 		rqst = (ISP_NVRAM_READ << 6) | wo;
7814 		cbits = 8;
7815 	}
7816 
7817 	/*
7818 	 * Clock the word select request out...
7819 	 */
7820 	for (i = cbits; i >= 0; i--) {
7821 		if ((rqst >> i) & 1) {
7822 			bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT;
7823 		} else {
7824 			bit = BIU_NVRAM_SELECT;
7825 		}
7826 		ISP_WRITE(isp, BIU_NVRAM, bit);
7827 		ISP_DELAY(10);
7828 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7829 		ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK);
7830 		ISP_DELAY(10);
7831 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7832 		ISP_WRITE(isp, BIU_NVRAM, bit);
7833 		ISP_DELAY(10);
7834 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7835 	}
7836 	/*
7837 	 * Now read the result back in (bits come back in MSB format).
7838 	 */
7839 	*rp = 0;
7840 	for (i = 0; i < 16; i++) {
7841 		uint16_t rv;
7842 		*rp <<= 1;
7843 		ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
7844 		ISP_DELAY(10);
7845 		rv = ISP_READ(isp, BIU_NVRAM);
7846 		if (rv & BIU_NVRAM_DATAIN) {
7847 			*rp |= 1;
7848 		}
7849 		ISP_DELAY(10);
7850 		ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
7851 		ISP_DELAY(10);
7852 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7853 	}
7854 	ISP_WRITE(isp, BIU_NVRAM, 0);
7855 	ISP_DELAY(10);
7856 	junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7857 	ISP_SWIZZLE_NVRAM_WORD(isp, rp);
7858 }
7859 
7860 static void
7861 isp_rd_2400_nvram(ispsoftc_t *isp, uint32_t addr, uint32_t *rp)
7862 {
7863 	int loops = 0;
7864 	uint32_t base = 0x7ffe0000;
7865 	uint32_t tmp = 0;
7866 
7867 	if (IS_25XX(isp)) {
7868 		base = 0x7ff00000 | 0x48000;
7869 	}
7870 	ISP_WRITE(isp, BIU2400_FLASH_ADDR, base | addr);
7871 	for (loops = 0; loops < 5000; loops++) {
7872 		ISP_DELAY(10);
7873 		tmp = ISP_READ(isp, BIU2400_FLASH_ADDR);
7874 		if ((tmp & (1U << 31)) != 0) {
7875 			break;
7876 		}
7877 	}
7878 	if (tmp & (1U << 31)) {
7879 		*rp = ISP_READ(isp, BIU2400_FLASH_DATA);
7880 		ISP_SWIZZLE_NVRAM_LONG(isp, rp);
7881 	} else {
7882 		*rp = 0xffffffff;
7883 	}
7884 }
7885 
7886 static void
7887 isp_parse_nvram_1020(ispsoftc_t *isp, uint8_t *nvram_data)
7888 {
7889 	sdparam *sdp = SDPARAM(isp, 0);
7890 	int tgt;
7891 
7892 	sdp->isp_fifo_threshold =
7893 		ISP_NVRAM_FIFO_THRESHOLD(nvram_data) |
7894 		(ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2);
7895 
7896 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
7897 		sdp->isp_initiator_id =
7898 			ISP_NVRAM_INITIATOR_ID(nvram_data);
7899 
7900 	sdp->isp_bus_reset_delay =
7901 		ISP_NVRAM_BUS_RESET_DELAY(nvram_data);
7902 
7903 	sdp->isp_retry_count =
7904 		ISP_NVRAM_BUS_RETRY_COUNT(nvram_data);
7905 
7906 	sdp->isp_retry_delay =
7907 		ISP_NVRAM_BUS_RETRY_DELAY(nvram_data);
7908 
7909 	sdp->isp_async_data_setup =
7910 		ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data);
7911 
7912 	if (isp->isp_type >= ISP_HA_SCSI_1040) {
7913 		if (sdp->isp_async_data_setup < 9) {
7914 			sdp->isp_async_data_setup = 9;
7915 		}
7916 	} else {
7917 		if (sdp->isp_async_data_setup != 6) {
7918 			sdp->isp_async_data_setup = 6;
7919 		}
7920 	}
7921 
7922 	sdp->isp_req_ack_active_neg =
7923 		ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data);
7924 
7925 	sdp->isp_data_line_active_neg =
7926 		ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data);
7927 
7928 	sdp->isp_data_dma_burst_enabl =
7929 		ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data);
7930 
7931 	sdp->isp_cmd_dma_burst_enable =
7932 		ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data);
7933 
7934 	sdp->isp_tag_aging =
7935 		ISP_NVRAM_TAG_AGE_LIMIT(nvram_data);
7936 
7937 	sdp->isp_selection_timeout =
7938 		ISP_NVRAM_SELECTION_TIMEOUT(nvram_data);
7939 
7940 	sdp->isp_max_queue_depth =
7941 		ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data);
7942 
7943 	sdp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data);
7944 
7945 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7946 		sdp->isp_devparam[tgt].dev_enable =
7947 			ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt);
7948 		sdp->isp_devparam[tgt].exc_throttle =
7949 			ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt);
7950 		sdp->isp_devparam[tgt].nvrm_offset =
7951 			ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt);
7952 		sdp->isp_devparam[tgt].nvrm_period =
7953 			ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt);
7954 		/*
7955 		 * We probably shouldn't lie about this, but it
7956 		 * it makes it much safer if we limit NVRAM values
7957 		 * to sanity.
7958 		 */
7959 		if (isp->isp_type < ISP_HA_SCSI_1040) {
7960 			/*
7961 			 * If we're not ultra, we can't possibly
7962 			 * be a shorter period than this.
7963 			 */
7964 			if (sdp->isp_devparam[tgt].nvrm_period < 0x19) {
7965 				sdp->isp_devparam[tgt].nvrm_period = 0x19;
7966 			}
7967 			if (sdp->isp_devparam[tgt].nvrm_offset > 0xc) {
7968 				sdp->isp_devparam[tgt].nvrm_offset = 0x0c;
7969 			}
7970 		} else {
7971 			if (sdp->isp_devparam[tgt].nvrm_offset > 0x8) {
7972 				sdp->isp_devparam[tgt].nvrm_offset = 0x8;
7973 			}
7974 		}
7975 		sdp->isp_devparam[tgt].nvrm_flags = 0;
7976 		if (ISP_NVRAM_TGT_RENEG(nvram_data, tgt))
7977 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
7978 		sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
7979 		if (ISP_NVRAM_TGT_TQING(nvram_data, tgt))
7980 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
7981 		if (ISP_NVRAM_TGT_SYNC(nvram_data, tgt))
7982 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
7983 		if (ISP_NVRAM_TGT_WIDE(nvram_data, tgt))
7984 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
7985 		if (ISP_NVRAM_TGT_PARITY(nvram_data, tgt))
7986 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
7987 		if (ISP_NVRAM_TGT_DISC(nvram_data, tgt))
7988 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
7989 		sdp->isp_devparam[tgt].actv_flags = 0; /* we don't know */
7990 		sdp->isp_devparam[tgt].goal_offset =
7991 		    sdp->isp_devparam[tgt].nvrm_offset;
7992 		sdp->isp_devparam[tgt].goal_period =
7993 		    sdp->isp_devparam[tgt].nvrm_period;
7994 		sdp->isp_devparam[tgt].goal_flags =
7995 		    sdp->isp_devparam[tgt].nvrm_flags;
7996 	}
7997 }
7998 
7999 static void
8000 isp_parse_nvram_1080(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8001 {
8002 	sdparam *sdp = SDPARAM(isp, bus);
8003 	int tgt;
8004 
8005 	sdp->isp_fifo_threshold =
8006 	    ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data);
8007 
8008 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8009 		sdp->isp_initiator_id =
8010 		    ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus);
8011 
8012 	sdp->isp_bus_reset_delay =
8013 	    ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8014 
8015 	sdp->isp_retry_count =
8016 	    ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8017 
8018 	sdp->isp_retry_delay =
8019 	    ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8020 
8021 	sdp->isp_async_data_setup =
8022 	    ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8023 
8024 	sdp->isp_req_ack_active_neg =
8025 	    ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8026 
8027 	sdp->isp_data_line_active_neg =
8028 	    ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8029 
8030 	sdp->isp_data_dma_burst_enabl =
8031 	    ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8032 
8033 	sdp->isp_cmd_dma_burst_enable =
8034 	    ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8035 
8036 	sdp->isp_selection_timeout =
8037 	    ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8038 
8039 	sdp->isp_max_queue_depth =
8040 	     ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8041 
8042 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8043 		sdp->isp_devparam[tgt].dev_enable =
8044 		    ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8045 		sdp->isp_devparam[tgt].exc_throttle =
8046 			ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8047 		sdp->isp_devparam[tgt].nvrm_offset =
8048 			ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8049 		sdp->isp_devparam[tgt].nvrm_period =
8050 			ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8051 		sdp->isp_devparam[tgt].nvrm_flags = 0;
8052 		if (ISP1080_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8053 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8054 		sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8055 		if (ISP1080_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8056 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8057 		if (ISP1080_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8058 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8059 		if (ISP1080_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8060 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8061 		if (ISP1080_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8062 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8063 		if (ISP1080_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8064 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8065 		sdp->isp_devparam[tgt].actv_flags = 0;
8066 		sdp->isp_devparam[tgt].goal_offset =
8067 		    sdp->isp_devparam[tgt].nvrm_offset;
8068 		sdp->isp_devparam[tgt].goal_period =
8069 		    sdp->isp_devparam[tgt].nvrm_period;
8070 		sdp->isp_devparam[tgt].goal_flags =
8071 		    sdp->isp_devparam[tgt].nvrm_flags;
8072 	}
8073 }
8074 
8075 static void
8076 isp_parse_nvram_12160(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8077 {
8078 	sdparam *sdp = SDPARAM(isp, bus);
8079 	int tgt;
8080 
8081 	sdp->isp_fifo_threshold =
8082 	    ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data);
8083 
8084 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8085 		sdp->isp_initiator_id =
8086 		    ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus);
8087 
8088 	sdp->isp_bus_reset_delay =
8089 	    ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8090 
8091 	sdp->isp_retry_count =
8092 	    ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8093 
8094 	sdp->isp_retry_delay =
8095 	    ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8096 
8097 	sdp->isp_async_data_setup =
8098 	    ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8099 
8100 	sdp->isp_req_ack_active_neg =
8101 	    ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8102 
8103 	sdp->isp_data_line_active_neg =
8104 	    ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8105 
8106 	sdp->isp_data_dma_burst_enabl =
8107 	    ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8108 
8109 	sdp->isp_cmd_dma_burst_enable =
8110 	    ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8111 
8112 	sdp->isp_selection_timeout =
8113 	    ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8114 
8115 	sdp->isp_max_queue_depth =
8116 	     ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8117 
8118 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8119 		sdp->isp_devparam[tgt].dev_enable =
8120 		    ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8121 		sdp->isp_devparam[tgt].exc_throttle =
8122 			ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8123 		sdp->isp_devparam[tgt].nvrm_offset =
8124 			ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8125 		sdp->isp_devparam[tgt].nvrm_period =
8126 			ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8127 		sdp->isp_devparam[tgt].nvrm_flags = 0;
8128 		if (ISP12160_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8129 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8130 		sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8131 		if (ISP12160_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8132 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8133 		if (ISP12160_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8134 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8135 		if (ISP12160_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8136 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8137 		if (ISP12160_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8138 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8139 		if (ISP12160_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8140 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8141 		sdp->isp_devparam[tgt].actv_flags = 0;
8142 		sdp->isp_devparam[tgt].goal_offset =
8143 		    sdp->isp_devparam[tgt].nvrm_offset;
8144 		sdp->isp_devparam[tgt].goal_period =
8145 		    sdp->isp_devparam[tgt].nvrm_period;
8146 		sdp->isp_devparam[tgt].goal_flags =
8147 		    sdp->isp_devparam[tgt].nvrm_flags;
8148 	}
8149 }
8150 
8151 static void
8152 isp_parse_nvram_2100(ispsoftc_t *isp, uint8_t *nvram_data)
8153 {
8154 	fcparam *fcp = FCPARAM(isp, 0);
8155 	uint64_t wwn;
8156 
8157 	/*
8158 	 * There is NVRAM storage for both Port and Node entities-
8159 	 * but the Node entity appears to be unused on all the cards
8160 	 * I can find. However, we should account for this being set
8161 	 * at some point in the future.
8162 	 *
8163 	 * Qlogic WWNs have an NAA of 2, but usually nothing shows up in
8164 	 * bits 48..60. In the case of the 2202, it appears that they do
8165 	 * use bit 48 to distinguish between the two instances on the card.
8166 	 * The 2204, which I've never seen, *probably* extends this method.
8167 	 */
8168 	wwn = ISP2100_NVRAM_PORT_NAME(nvram_data);
8169 	if (wwn) {
8170 		isp_prt(isp, ISP_LOGCONFIG, "NVRAM Port WWN 0x%08x%08x",
8171 		    (uint32_t) (wwn >> 32), (uint32_t) (wwn));
8172 		if ((wwn >> 60) == 0) {
8173 			wwn |= (((uint64_t) 2)<< 60);
8174 		}
8175 	}
8176 	fcp->isp_wwpn_nvram = wwn;
8177 	if (IS_2200(isp) || IS_23XX(isp)) {
8178 		wwn = ISP2100_NVRAM_NODE_NAME(nvram_data);
8179 		if (wwn) {
8180 			isp_prt(isp, ISP_LOGCONFIG, "NVRAM Node WWN 0x%08x%08x",
8181 			    (uint32_t) (wwn >> 32),
8182 			    (uint32_t) (wwn));
8183 			if ((wwn >> 60) == 0) {
8184 				wwn |= (((uint64_t) 2)<< 60);
8185 			}
8186 		} else {
8187 			wwn = fcp->isp_wwpn_nvram & ~((uint64_t) 0xfff << 48);
8188 		}
8189 	} else {
8190 		wwn &= ~((uint64_t) 0xfff << 48);
8191 	}
8192 	fcp->isp_wwnn_nvram = wwn;
8193 
8194 	fcp->isp_maxalloc = ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data);
8195 	if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8196 		DEFAULT_FRAMESIZE(isp) =
8197 		    ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data);
8198 	}
8199 	fcp->isp_retry_delay = ISP2100_NVRAM_RETRY_DELAY(nvram_data);
8200 	fcp->isp_retry_count = ISP2100_NVRAM_RETRY_COUNT(nvram_data);
8201 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8202 		fcp->isp_loopid = ISP2100_NVRAM_HARDLOOPID(nvram_data);
8203 	}
8204 	if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8205 		DEFAULT_EXEC_THROTTLE(isp) =
8206 			ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data);
8207 	}
8208 	fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data);
8209 	isp_prt(isp, ISP_LOGDEBUG0,
8210 	    "NVRAM 0x%08x%08x 0x%08x%08x maxalloc %d maxframelen %d",
8211 	    (uint32_t) (fcp->isp_wwnn_nvram >> 32),
8212 	    (uint32_t) fcp->isp_wwnn_nvram,
8213 	    (uint32_t) (fcp->isp_wwpn_nvram >> 32),
8214 	    (uint32_t) fcp->isp_wwpn_nvram,
8215 	    ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data),
8216 	    ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data));
8217 	isp_prt(isp, ISP_LOGDEBUG0,
8218 	    "execthrottle %d fwoptions 0x%x hardloop %d tov %d",
8219 	    ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data),
8220 	    ISP2100_NVRAM_OPTIONS(nvram_data),
8221 	    ISP2100_NVRAM_HARDLOOPID(nvram_data),
8222 	    ISP2100_NVRAM_TOV(nvram_data));
8223 	fcp->isp_xfwoptions = ISP2100_XFW_OPTIONS(nvram_data);
8224 	fcp->isp_zfwoptions = ISP2100_ZFW_OPTIONS(nvram_data);
8225 	isp_prt(isp, ISP_LOGDEBUG0, "xfwoptions 0x%x zfw options 0x%x",
8226 	    ISP2100_XFW_OPTIONS(nvram_data), ISP2100_ZFW_OPTIONS(nvram_data));
8227 }
8228 
8229 static void
8230 isp_parse_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8231 {
8232 	fcparam *fcp = FCPARAM(isp, 0);
8233 	uint64_t wwn;
8234 
8235 	isp_prt(isp, ISP_LOGDEBUG0,
8236 	    "NVRAM 0x%08x%08x 0x%08x%08x exchg_cnt %d maxframelen %d",
8237 	    (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data) >> 32),
8238 	    (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data)),
8239 	    (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data) >> 32),
8240 	    (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data)),
8241 	    ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data),
8242 	    ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data));
8243 	isp_prt(isp, ISP_LOGDEBUG0,
8244 	    "NVRAM execthr %d loopid %d fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x",
8245 	    ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data),
8246 	    ISP2400_NVRAM_HARDLOOPID(nvram_data),
8247 	    ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data),
8248 	    ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data),
8249 	    ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data));
8250 
8251 	wwn = ISP2400_NVRAM_PORT_NAME(nvram_data);
8252 	fcp->isp_wwpn_nvram = wwn;
8253 
8254 	wwn = ISP2400_NVRAM_NODE_NAME(nvram_data);
8255 	if (wwn) {
8256 		if ((wwn >> 60) != 2 && (wwn >> 60) != 5) {
8257 			wwn = 0;
8258 		}
8259 	}
8260 	if (wwn == 0 && (fcp->isp_wwpn_nvram >> 60) == 2) {
8261 		wwn = fcp->isp_wwpn_nvram;
8262 		wwn &= ~((uint64_t) 0xfff << 48);
8263 	}
8264 	fcp->isp_wwnn_nvram = wwn;
8265 
8266 	if (ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data)) {
8267 		fcp->isp_maxalloc = ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data);
8268 	}
8269 	if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8270 		DEFAULT_FRAMESIZE(isp) =
8271 		    ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data);
8272 	}
8273 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8274 		fcp->isp_loopid = ISP2400_NVRAM_HARDLOOPID(nvram_data);
8275 	}
8276 	if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8277 		DEFAULT_EXEC_THROTTLE(isp) =
8278 			ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data);
8279 	}
8280 	fcp->isp_fwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data);
8281 	fcp->isp_xfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data);
8282 	fcp->isp_zfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data);
8283 }
8284