xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_dbg.c (revision 5f32c314)
1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2013 QLogic Corporation
4  *
5  * See LICENSE.qla2xxx for copyright and licensing details.
6  */
7 
8 /*
9  * Table for showing the current message id in use for particular level
10  * Change this table for addition of log/debug messages.
11  * ----------------------------------------------------------------------
12  * |             Level            |   Last Value Used  |     Holes	|
13  * ----------------------------------------------------------------------
14  * | Module Init and Probe        |       0x015b       | 0x4b,0xba,0xfa |
15  * |                              |                    | 0x0x015a	|
16  * | Mailbox commands             |       0x1187       | 0x111a-0x111b  |
17  * |                              |                    | 0x1155-0x1158  |
18  * |                              |                    | 0x1018-0x1019  |
19  * |                              |                    | 0x1115-0x1116  |
20  * |                              |                    | 0x10ca		|
21  * | Device Discovery             |       0x2095       | 0x2020-0x2022, |
22  * |                              |                    | 0x2011-0x2012, |
23  * |                              |                    | 0x2016         |
24  * | Queue Command and IO tracing |       0x3059       | 0x3006-0x300b  |
25  * |                              |                    | 0x3027-0x3028  |
26  * |                              |                    | 0x303d-0x3041  |
27  * |                              |                    | 0x302d,0x3033  |
28  * |                              |                    | 0x3036,0x3038  |
29  * |                              |                    | 0x303a		|
30  * | DPC Thread                   |       0x4023       | 0x4002,0x4013  |
31  * | Async Events                 |       0x5087       | 0x502b-0x502f  |
32  * |                              |                    | 0x5047,0x5052  |
33  * |                              |                    | 0x5084,0x5075	|
34  * |                              |                    | 0x503d,0x5044  |
35  * | Timer Routines               |       0x6012       |                |
36  * | User Space Interactions      |       0x70e1       | 0x7018,0x702e, |
37  * |                              |                    | 0x7020,0x7024, |
38  * |                              |                    | 0x7039,0x7045, |
39  * |                              |                    | 0x7073-0x7075, |
40  * |                              |                    | 0x707b,0x708c, |
41  * |                              |                    | 0x70a5,0x70a6, |
42  * |                              |                    | 0x70a8,0x70ab, |
43  * |                              |                    | 0x70ad-0x70ae, |
44  * |                              |                    | 0x70d1-0x70db, |
45  * |                              |                    | 0x7047,0x703b	|
46  * |                              |                    | 0x70de-0x70df, |
47  * | Task Management              |       0x803d       | 0x8025-0x8026  |
48  * |                              |                    | 0x800b,0x8039  |
49  * | AER/EEH                      |       0x9011       |		|
50  * | Virtual Port                 |       0xa007       |		|
51  * | ISP82XX Specific             |       0xb14c       | 0xb002,0xb024  |
52  * |                              |                    | 0xb09e,0xb0ae  |
53  * |                              |                    | 0xb0e0-0xb0ef  |
54  * |                              |                    | 0xb085,0xb0dc  |
55  * |                              |                    | 0xb107,0xb108  |
56  * |                              |                    | 0xb111,0xb11e  |
57  * |                              |                    | 0xb12c,0xb12d  |
58  * |                              |                    | 0xb13a,0xb142  |
59  * |                              |                    | 0xb13c-0xb140  |
60  * |                              |                    | 0xb149		|
61  * | MultiQ                       |       0xc00c       |		|
62  * | Misc                         |       0xd010       |		|
63  * | Target Mode		  |	  0xe070       | 0xe021		|
64  * | Target Mode Management	  |	  0xf072       | 0xf002-0xf003	|
65  * |                              |                    | 0xf046-0xf049  |
66  * | Target Mode Task Management  |	  0x1000b      |		|
67  * ----------------------------------------------------------------------
68  */
69 
70 #include "qla_def.h"
71 
72 #include <linux/delay.h>
73 
74 static uint32_t ql_dbg_offset = 0x800;
75 
76 static inline void
77 qla2xxx_prep_dump(struct qla_hw_data *ha, struct qla2xxx_fw_dump *fw_dump)
78 {
79 	fw_dump->fw_major_version = htonl(ha->fw_major_version);
80 	fw_dump->fw_minor_version = htonl(ha->fw_minor_version);
81 	fw_dump->fw_subminor_version = htonl(ha->fw_subminor_version);
82 	fw_dump->fw_attributes = htonl(ha->fw_attributes);
83 
84 	fw_dump->vendor = htonl(ha->pdev->vendor);
85 	fw_dump->device = htonl(ha->pdev->device);
86 	fw_dump->subsystem_vendor = htonl(ha->pdev->subsystem_vendor);
87 	fw_dump->subsystem_device = htonl(ha->pdev->subsystem_device);
88 }
89 
90 static inline void *
91 qla2xxx_copy_queues(struct qla_hw_data *ha, void *ptr)
92 {
93 	struct req_que *req = ha->req_q_map[0];
94 	struct rsp_que *rsp = ha->rsp_q_map[0];
95 	/* Request queue. */
96 	memcpy(ptr, req->ring, req->length *
97 	    sizeof(request_t));
98 
99 	/* Response queue. */
100 	ptr += req->length * sizeof(request_t);
101 	memcpy(ptr, rsp->ring, rsp->length  *
102 	    sizeof(response_t));
103 
104 	return ptr + (rsp->length * sizeof(response_t));
105 }
106 
107 static int
108 qla24xx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint32_t *ram,
109     uint32_t ram_dwords, void **nxt)
110 {
111 	int rval;
112 	uint32_t cnt, stat, timer, dwords, idx;
113 	uint16_t mb0;
114 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
115 	dma_addr_t dump_dma = ha->gid_list_dma;
116 	uint32_t *dump = (uint32_t *)ha->gid_list;
117 
118 	rval = QLA_SUCCESS;
119 	mb0 = 0;
120 
121 	WRT_REG_WORD(&reg->mailbox0, MBC_DUMP_RISC_RAM_EXTENDED);
122 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
123 
124 	dwords = qla2x00_gid_list_size(ha) / 4;
125 	for (cnt = 0; cnt < ram_dwords && rval == QLA_SUCCESS;
126 	    cnt += dwords, addr += dwords) {
127 		if (cnt + dwords > ram_dwords)
128 			dwords = ram_dwords - cnt;
129 
130 		WRT_REG_WORD(&reg->mailbox1, LSW(addr));
131 		WRT_REG_WORD(&reg->mailbox8, MSW(addr));
132 
133 		WRT_REG_WORD(&reg->mailbox2, MSW(dump_dma));
134 		WRT_REG_WORD(&reg->mailbox3, LSW(dump_dma));
135 		WRT_REG_WORD(&reg->mailbox6, MSW(MSD(dump_dma)));
136 		WRT_REG_WORD(&reg->mailbox7, LSW(MSD(dump_dma)));
137 
138 		WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
139 		WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
140 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
141 
142 		for (timer = 6000000; timer; timer--) {
143 			/* Check for pending interrupts. */
144 			stat = RD_REG_DWORD(&reg->host_status);
145 			if (stat & HSRX_RISC_INT) {
146 				stat &= 0xff;
147 
148 				if (stat == 0x1 || stat == 0x2 ||
149 				    stat == 0x10 || stat == 0x11) {
150 					set_bit(MBX_INTERRUPT,
151 					    &ha->mbx_cmd_flags);
152 
153 					mb0 = RD_REG_WORD(&reg->mailbox0);
154 
155 					WRT_REG_DWORD(&reg->hccr,
156 					    HCCRX_CLR_RISC_INT);
157 					RD_REG_DWORD(&reg->hccr);
158 					break;
159 				}
160 
161 				/* Clear this intr; it wasn't a mailbox intr */
162 				WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
163 				RD_REG_DWORD(&reg->hccr);
164 			}
165 			udelay(5);
166 		}
167 
168 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
169 			rval = mb0 & MBS_MASK;
170 			for (idx = 0; idx < dwords; idx++)
171 				ram[cnt + idx] = swab32(dump[idx]);
172 		} else {
173 			rval = QLA_FUNCTION_FAILED;
174 		}
175 	}
176 
177 	*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
178 	return rval;
179 }
180 
181 static int
182 qla24xx_dump_memory(struct qla_hw_data *ha, uint32_t *code_ram,
183     uint32_t cram_size, void **nxt)
184 {
185 	int rval;
186 
187 	/* Code RAM. */
188 	rval = qla24xx_dump_ram(ha, 0x20000, code_ram, cram_size / 4, nxt);
189 	if (rval != QLA_SUCCESS)
190 		return rval;
191 
192 	/* External Memory. */
193 	return qla24xx_dump_ram(ha, 0x100000, *nxt,
194 	    ha->fw_memory_size - 0x100000 + 1, nxt);
195 }
196 
197 static uint32_t *
198 qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase,
199     uint32_t count, uint32_t *buf)
200 {
201 	uint32_t __iomem *dmp_reg;
202 
203 	WRT_REG_DWORD(&reg->iobase_addr, iobase);
204 	dmp_reg = &reg->iobase_window;
205 	while (count--)
206 		*buf++ = htonl(RD_REG_DWORD(dmp_reg++));
207 
208 	return buf;
209 }
210 
211 static inline int
212 qla24xx_pause_risc(struct device_reg_24xx __iomem *reg)
213 {
214 	int rval = QLA_SUCCESS;
215 	uint32_t cnt;
216 
217 	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_PAUSE);
218 	for (cnt = 30000;
219 	    ((RD_REG_DWORD(&reg->host_status) & HSRX_RISC_PAUSED) == 0) &&
220 	    rval == QLA_SUCCESS; cnt--) {
221 		if (cnt)
222 			udelay(100);
223 		else
224 			rval = QLA_FUNCTION_TIMEOUT;
225 	}
226 
227 	return rval;
228 }
229 
230 static int
231 qla24xx_soft_reset(struct qla_hw_data *ha)
232 {
233 	int rval = QLA_SUCCESS;
234 	uint32_t cnt;
235 	uint16_t mb0, wd;
236 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
237 
238 	/* Reset RISC. */
239 	WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
240 	for (cnt = 0; cnt < 30000; cnt++) {
241 		if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
242 			break;
243 
244 		udelay(10);
245 	}
246 
247 	WRT_REG_DWORD(&reg->ctrl_status,
248 	    CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
249 	pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
250 
251 	udelay(100);
252 	/* Wait for firmware to complete NVRAM accesses. */
253 	mb0 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
254 	for (cnt = 10000 ; cnt && mb0; cnt--) {
255 		udelay(5);
256 		mb0 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
257 		barrier();
258 	}
259 
260 	/* Wait for soft-reset to complete. */
261 	for (cnt = 0; cnt < 30000; cnt++) {
262 		if ((RD_REG_DWORD(&reg->ctrl_status) &
263 		    CSRX_ISP_SOFT_RESET) == 0)
264 			break;
265 
266 		udelay(10);
267 	}
268 	WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
269 	RD_REG_DWORD(&reg->hccr);             /* PCI Posting. */
270 
271 	for (cnt = 30000; RD_REG_WORD(&reg->mailbox0) != 0 &&
272 	    rval == QLA_SUCCESS; cnt--) {
273 		if (cnt)
274 			udelay(100);
275 		else
276 			rval = QLA_FUNCTION_TIMEOUT;
277 	}
278 
279 	return rval;
280 }
281 
282 static int
283 qla2xxx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint16_t *ram,
284     uint32_t ram_words, void **nxt)
285 {
286 	int rval;
287 	uint32_t cnt, stat, timer, words, idx;
288 	uint16_t mb0;
289 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
290 	dma_addr_t dump_dma = ha->gid_list_dma;
291 	uint16_t *dump = (uint16_t *)ha->gid_list;
292 
293 	rval = QLA_SUCCESS;
294 	mb0 = 0;
295 
296 	WRT_MAILBOX_REG(ha, reg, 0, MBC_DUMP_RISC_RAM_EXTENDED);
297 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
298 
299 	words = qla2x00_gid_list_size(ha) / 2;
300 	for (cnt = 0; cnt < ram_words && rval == QLA_SUCCESS;
301 	    cnt += words, addr += words) {
302 		if (cnt + words > ram_words)
303 			words = ram_words - cnt;
304 
305 		WRT_MAILBOX_REG(ha, reg, 1, LSW(addr));
306 		WRT_MAILBOX_REG(ha, reg, 8, MSW(addr));
307 
308 		WRT_MAILBOX_REG(ha, reg, 2, MSW(dump_dma));
309 		WRT_MAILBOX_REG(ha, reg, 3, LSW(dump_dma));
310 		WRT_MAILBOX_REG(ha, reg, 6, MSW(MSD(dump_dma)));
311 		WRT_MAILBOX_REG(ha, reg, 7, LSW(MSD(dump_dma)));
312 
313 		WRT_MAILBOX_REG(ha, reg, 4, words);
314 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
315 
316 		for (timer = 6000000; timer; timer--) {
317 			/* Check for pending interrupts. */
318 			stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
319 			if (stat & HSR_RISC_INT) {
320 				stat &= 0xff;
321 
322 				if (stat == 0x1 || stat == 0x2) {
323 					set_bit(MBX_INTERRUPT,
324 					    &ha->mbx_cmd_flags);
325 
326 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
327 
328 					/* Release mailbox registers. */
329 					WRT_REG_WORD(&reg->semaphore, 0);
330 					WRT_REG_WORD(&reg->hccr,
331 					    HCCR_CLR_RISC_INT);
332 					RD_REG_WORD(&reg->hccr);
333 					break;
334 				} else if (stat == 0x10 || stat == 0x11) {
335 					set_bit(MBX_INTERRUPT,
336 					    &ha->mbx_cmd_flags);
337 
338 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
339 
340 					WRT_REG_WORD(&reg->hccr,
341 					    HCCR_CLR_RISC_INT);
342 					RD_REG_WORD(&reg->hccr);
343 					break;
344 				}
345 
346 				/* clear this intr; it wasn't a mailbox intr */
347 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
348 				RD_REG_WORD(&reg->hccr);
349 			}
350 			udelay(5);
351 		}
352 
353 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
354 			rval = mb0 & MBS_MASK;
355 			for (idx = 0; idx < words; idx++)
356 				ram[cnt + idx] = swab16(dump[idx]);
357 		} else {
358 			rval = QLA_FUNCTION_FAILED;
359 		}
360 	}
361 
362 	*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
363 	return rval;
364 }
365 
366 static inline void
367 qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count,
368     uint16_t *buf)
369 {
370 	uint16_t __iomem *dmp_reg = &reg->u.isp2300.fb_cmd;
371 
372 	while (count--)
373 		*buf++ = htons(RD_REG_WORD(dmp_reg++));
374 }
375 
376 static inline void *
377 qla24xx_copy_eft(struct qla_hw_data *ha, void *ptr)
378 {
379 	if (!ha->eft)
380 		return ptr;
381 
382 	memcpy(ptr, ha->eft, ntohl(ha->fw_dump->eft_size));
383 	return ptr + ntohl(ha->fw_dump->eft_size);
384 }
385 
386 static inline void *
387 qla25xx_copy_fce(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
388 {
389 	uint32_t cnt;
390 	uint32_t *iter_reg;
391 	struct qla2xxx_fce_chain *fcec = ptr;
392 
393 	if (!ha->fce)
394 		return ptr;
395 
396 	*last_chain = &fcec->type;
397 	fcec->type = __constant_htonl(DUMP_CHAIN_FCE);
398 	fcec->chain_size = htonl(sizeof(struct qla2xxx_fce_chain) +
399 	    fce_calc_size(ha->fce_bufs));
400 	fcec->size = htonl(fce_calc_size(ha->fce_bufs));
401 	fcec->addr_l = htonl(LSD(ha->fce_dma));
402 	fcec->addr_h = htonl(MSD(ha->fce_dma));
403 
404 	iter_reg = fcec->eregs;
405 	for (cnt = 0; cnt < 8; cnt++)
406 		*iter_reg++ = htonl(ha->fce_mb[cnt]);
407 
408 	memcpy(iter_reg, ha->fce, ntohl(fcec->size));
409 
410 	return (char *)iter_reg + ntohl(fcec->size);
411 }
412 
413 static inline void *
414 qla2xxx_copy_atioqueues(struct qla_hw_data *ha, void *ptr,
415 	uint32_t **last_chain)
416 {
417 	struct qla2xxx_mqueue_chain *q;
418 	struct qla2xxx_mqueue_header *qh;
419 	uint32_t num_queues;
420 	int que;
421 	struct {
422 		int length;
423 		void *ring;
424 	} aq, *aqp;
425 
426 	if (!ha->tgt.atio_ring)
427 		return ptr;
428 
429 	num_queues = 1;
430 	aqp = &aq;
431 	aqp->length = ha->tgt.atio_q_length;
432 	aqp->ring = ha->tgt.atio_ring;
433 
434 	for (que = 0; que < num_queues; que++) {
435 		/* aqp = ha->atio_q_map[que]; */
436 		q = ptr;
437 		*last_chain = &q->type;
438 		q->type = __constant_htonl(DUMP_CHAIN_QUEUE);
439 		q->chain_size = htonl(
440 		    sizeof(struct qla2xxx_mqueue_chain) +
441 		    sizeof(struct qla2xxx_mqueue_header) +
442 		    (aqp->length * sizeof(request_t)));
443 		ptr += sizeof(struct qla2xxx_mqueue_chain);
444 
445 		/* Add header. */
446 		qh = ptr;
447 		qh->queue = __constant_htonl(TYPE_ATIO_QUEUE);
448 		qh->number = htonl(que);
449 		qh->size = htonl(aqp->length * sizeof(request_t));
450 		ptr += sizeof(struct qla2xxx_mqueue_header);
451 
452 		/* Add data. */
453 		memcpy(ptr, aqp->ring, aqp->length * sizeof(request_t));
454 
455 		ptr += aqp->length * sizeof(request_t);
456 	}
457 
458 	return ptr;
459 }
460 
461 static inline void *
462 qla25xx_copy_mqueues(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
463 {
464 	struct qla2xxx_mqueue_chain *q;
465 	struct qla2xxx_mqueue_header *qh;
466 	struct req_que *req;
467 	struct rsp_que *rsp;
468 	int que;
469 
470 	if (!ha->mqenable)
471 		return ptr;
472 
473 	/* Request queues */
474 	for (que = 1; que < ha->max_req_queues; que++) {
475 		req = ha->req_q_map[que];
476 		if (!req)
477 			break;
478 
479 		/* Add chain. */
480 		q = ptr;
481 		*last_chain = &q->type;
482 		q->type = __constant_htonl(DUMP_CHAIN_QUEUE);
483 		q->chain_size = htonl(
484 		    sizeof(struct qla2xxx_mqueue_chain) +
485 		    sizeof(struct qla2xxx_mqueue_header) +
486 		    (req->length * sizeof(request_t)));
487 		ptr += sizeof(struct qla2xxx_mqueue_chain);
488 
489 		/* Add header. */
490 		qh = ptr;
491 		qh->queue = __constant_htonl(TYPE_REQUEST_QUEUE);
492 		qh->number = htonl(que);
493 		qh->size = htonl(req->length * sizeof(request_t));
494 		ptr += sizeof(struct qla2xxx_mqueue_header);
495 
496 		/* Add data. */
497 		memcpy(ptr, req->ring, req->length * sizeof(request_t));
498 		ptr += req->length * sizeof(request_t);
499 	}
500 
501 	/* Response queues */
502 	for (que = 1; que < ha->max_rsp_queues; que++) {
503 		rsp = ha->rsp_q_map[que];
504 		if (!rsp)
505 			break;
506 
507 		/* Add chain. */
508 		q = ptr;
509 		*last_chain = &q->type;
510 		q->type = __constant_htonl(DUMP_CHAIN_QUEUE);
511 		q->chain_size = htonl(
512 		    sizeof(struct qla2xxx_mqueue_chain) +
513 		    sizeof(struct qla2xxx_mqueue_header) +
514 		    (rsp->length * sizeof(response_t)));
515 		ptr += sizeof(struct qla2xxx_mqueue_chain);
516 
517 		/* Add header. */
518 		qh = ptr;
519 		qh->queue = __constant_htonl(TYPE_RESPONSE_QUEUE);
520 		qh->number = htonl(que);
521 		qh->size = htonl(rsp->length * sizeof(response_t));
522 		ptr += sizeof(struct qla2xxx_mqueue_header);
523 
524 		/* Add data. */
525 		memcpy(ptr, rsp->ring, rsp->length * sizeof(response_t));
526 		ptr += rsp->length * sizeof(response_t);
527 	}
528 
529 	return ptr;
530 }
531 
532 static inline void *
533 qla25xx_copy_mq(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
534 {
535 	uint32_t cnt, que_idx;
536 	uint8_t que_cnt;
537 	struct qla2xxx_mq_chain *mq = ptr;
538 	device_reg_t __iomem *reg;
539 
540 	if (!ha->mqenable || IS_QLA83XX(ha))
541 		return ptr;
542 
543 	mq = ptr;
544 	*last_chain = &mq->type;
545 	mq->type = __constant_htonl(DUMP_CHAIN_MQ);
546 	mq->chain_size = __constant_htonl(sizeof(struct qla2xxx_mq_chain));
547 
548 	que_cnt = ha->max_req_queues > ha->max_rsp_queues ?
549 		ha->max_req_queues : ha->max_rsp_queues;
550 	mq->count = htonl(que_cnt);
551 	for (cnt = 0; cnt < que_cnt; cnt++) {
552 		reg = ISP_QUE_REG(ha, cnt);
553 		que_idx = cnt * 4;
554 		mq->qregs[que_idx] =
555 		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_in));
556 		mq->qregs[que_idx+1] =
557 		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_out));
558 		mq->qregs[que_idx+2] =
559 		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_in));
560 		mq->qregs[que_idx+3] =
561 		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_out));
562 	}
563 
564 	return ptr + sizeof(struct qla2xxx_mq_chain);
565 }
566 
567 void
568 qla2xxx_dump_post_process(scsi_qla_host_t *vha, int rval)
569 {
570 	struct qla_hw_data *ha = vha->hw;
571 
572 	if (rval != QLA_SUCCESS) {
573 		ql_log(ql_log_warn, vha, 0xd000,
574 		    "Failed to dump firmware (%x).\n", rval);
575 		ha->fw_dumped = 0;
576 	} else {
577 		ql_log(ql_log_info, vha, 0xd001,
578 		    "Firmware dump saved to temp buffer (%ld/%p).\n",
579 		    vha->host_no, ha->fw_dump);
580 		ha->fw_dumped = 1;
581 		qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP);
582 	}
583 }
584 
585 /**
586  * qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
587  * @ha: HA context
588  * @hardware_locked: Called with the hardware_lock
589  */
590 void
591 qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
592 {
593 	int		rval;
594 	uint32_t	cnt;
595 	struct qla_hw_data *ha = vha->hw;
596 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
597 	uint16_t __iomem *dmp_reg;
598 	unsigned long	flags;
599 	struct qla2300_fw_dump	*fw;
600 	void		*nxt;
601 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
602 
603 	flags = 0;
604 
605 	if (!hardware_locked)
606 		spin_lock_irqsave(&ha->hardware_lock, flags);
607 
608 	if (!ha->fw_dump) {
609 		ql_log(ql_log_warn, vha, 0xd002,
610 		    "No buffer available for dump.\n");
611 		goto qla2300_fw_dump_failed;
612 	}
613 
614 	if (ha->fw_dumped) {
615 		ql_log(ql_log_warn, vha, 0xd003,
616 		    "Firmware has been previously dumped (%p) "
617 		    "-- ignoring request.\n",
618 		    ha->fw_dump);
619 		goto qla2300_fw_dump_failed;
620 	}
621 	fw = &ha->fw_dump->isp.isp23;
622 	qla2xxx_prep_dump(ha, ha->fw_dump);
623 
624 	rval = QLA_SUCCESS;
625 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
626 
627 	/* Pause RISC. */
628 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
629 	if (IS_QLA2300(ha)) {
630 		for (cnt = 30000;
631 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
632 			rval == QLA_SUCCESS; cnt--) {
633 			if (cnt)
634 				udelay(100);
635 			else
636 				rval = QLA_FUNCTION_TIMEOUT;
637 		}
638 	} else {
639 		RD_REG_WORD(&reg->hccr);		/* PCI Posting. */
640 		udelay(10);
641 	}
642 
643 	if (rval == QLA_SUCCESS) {
644 		dmp_reg = &reg->flash_address;
645 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
646 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
647 
648 		dmp_reg = &reg->u.isp2300.req_q_in;
649 		for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2; cnt++)
650 			fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
651 
652 		dmp_reg = &reg->u.isp2300.mailbox0;
653 		for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
654 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
655 
656 		WRT_REG_WORD(&reg->ctrl_status, 0x40);
657 		qla2xxx_read_window(reg, 32, fw->resp_dma_reg);
658 
659 		WRT_REG_WORD(&reg->ctrl_status, 0x50);
660 		qla2xxx_read_window(reg, 48, fw->dma_reg);
661 
662 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
663 		dmp_reg = &reg->risc_hw;
664 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
665 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
666 
667 		WRT_REG_WORD(&reg->pcr, 0x2000);
668 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
669 
670 		WRT_REG_WORD(&reg->pcr, 0x2200);
671 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
672 
673 		WRT_REG_WORD(&reg->pcr, 0x2400);
674 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
675 
676 		WRT_REG_WORD(&reg->pcr, 0x2600);
677 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
678 
679 		WRT_REG_WORD(&reg->pcr, 0x2800);
680 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
681 
682 		WRT_REG_WORD(&reg->pcr, 0x2A00);
683 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
684 
685 		WRT_REG_WORD(&reg->pcr, 0x2C00);
686 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
687 
688 		WRT_REG_WORD(&reg->pcr, 0x2E00);
689 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
690 
691 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
692 		qla2xxx_read_window(reg, 64, fw->frame_buf_hdw_reg);
693 
694 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
695 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
696 
697 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
698 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
699 
700 		/* Reset RISC. */
701 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
702 		for (cnt = 0; cnt < 30000; cnt++) {
703 			if ((RD_REG_WORD(&reg->ctrl_status) &
704 			    CSR_ISP_SOFT_RESET) == 0)
705 				break;
706 
707 			udelay(10);
708 		}
709 	}
710 
711 	if (!IS_QLA2300(ha)) {
712 		for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
713 		    rval == QLA_SUCCESS; cnt--) {
714 			if (cnt)
715 				udelay(100);
716 			else
717 				rval = QLA_FUNCTION_TIMEOUT;
718 		}
719 	}
720 
721 	/* Get RISC SRAM. */
722 	if (rval == QLA_SUCCESS)
723 		rval = qla2xxx_dump_ram(ha, 0x800, fw->risc_ram,
724 		    sizeof(fw->risc_ram) / 2, &nxt);
725 
726 	/* Get stack SRAM. */
727 	if (rval == QLA_SUCCESS)
728 		rval = qla2xxx_dump_ram(ha, 0x10000, fw->stack_ram,
729 		    sizeof(fw->stack_ram) / 2, &nxt);
730 
731 	/* Get data SRAM. */
732 	if (rval == QLA_SUCCESS)
733 		rval = qla2xxx_dump_ram(ha, 0x11000, fw->data_ram,
734 		    ha->fw_memory_size - 0x11000 + 1, &nxt);
735 
736 	if (rval == QLA_SUCCESS)
737 		qla2xxx_copy_queues(ha, nxt);
738 
739 	qla2xxx_dump_post_process(base_vha, rval);
740 
741 qla2300_fw_dump_failed:
742 	if (!hardware_locked)
743 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
744 }
745 
746 /**
747  * qla2100_fw_dump() - Dumps binary data from the 2100/2200 firmware.
748  * @ha: HA context
749  * @hardware_locked: Called with the hardware_lock
750  */
751 void
752 qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
753 {
754 	int		rval;
755 	uint32_t	cnt, timer;
756 	uint16_t	risc_address;
757 	uint16_t	mb0, mb2;
758 	struct qla_hw_data *ha = vha->hw;
759 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
760 	uint16_t __iomem *dmp_reg;
761 	unsigned long	flags;
762 	struct qla2100_fw_dump	*fw;
763 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
764 
765 	risc_address = 0;
766 	mb0 = mb2 = 0;
767 	flags = 0;
768 
769 	if (!hardware_locked)
770 		spin_lock_irqsave(&ha->hardware_lock, flags);
771 
772 	if (!ha->fw_dump) {
773 		ql_log(ql_log_warn, vha, 0xd004,
774 		    "No buffer available for dump.\n");
775 		goto qla2100_fw_dump_failed;
776 	}
777 
778 	if (ha->fw_dumped) {
779 		ql_log(ql_log_warn, vha, 0xd005,
780 		    "Firmware has been previously dumped (%p) "
781 		    "-- ignoring request.\n",
782 		    ha->fw_dump);
783 		goto qla2100_fw_dump_failed;
784 	}
785 	fw = &ha->fw_dump->isp.isp21;
786 	qla2xxx_prep_dump(ha, ha->fw_dump);
787 
788 	rval = QLA_SUCCESS;
789 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
790 
791 	/* Pause RISC. */
792 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
793 	for (cnt = 30000; (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
794 	    rval == QLA_SUCCESS; cnt--) {
795 		if (cnt)
796 			udelay(100);
797 		else
798 			rval = QLA_FUNCTION_TIMEOUT;
799 	}
800 	if (rval == QLA_SUCCESS) {
801 		dmp_reg = &reg->flash_address;
802 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
803 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
804 
805 		dmp_reg = &reg->u.isp2100.mailbox0;
806 		for (cnt = 0; cnt < ha->mbx_count; cnt++) {
807 			if (cnt == 8)
808 				dmp_reg = &reg->u_end.isp2200.mailbox8;
809 
810 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
811 		}
812 
813 		dmp_reg = &reg->u.isp2100.unused_2[0];
814 		for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++)
815 			fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
816 
817 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
818 		dmp_reg = &reg->risc_hw;
819 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
820 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
821 
822 		WRT_REG_WORD(&reg->pcr, 0x2000);
823 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
824 
825 		WRT_REG_WORD(&reg->pcr, 0x2100);
826 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
827 
828 		WRT_REG_WORD(&reg->pcr, 0x2200);
829 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
830 
831 		WRT_REG_WORD(&reg->pcr, 0x2300);
832 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
833 
834 		WRT_REG_WORD(&reg->pcr, 0x2400);
835 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
836 
837 		WRT_REG_WORD(&reg->pcr, 0x2500);
838 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
839 
840 		WRT_REG_WORD(&reg->pcr, 0x2600);
841 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
842 
843 		WRT_REG_WORD(&reg->pcr, 0x2700);
844 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
845 
846 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
847 		qla2xxx_read_window(reg, 16, fw->frame_buf_hdw_reg);
848 
849 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
850 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
851 
852 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
853 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
854 
855 		/* Reset the ISP. */
856 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
857 	}
858 
859 	for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
860 	    rval == QLA_SUCCESS; cnt--) {
861 		if (cnt)
862 			udelay(100);
863 		else
864 			rval = QLA_FUNCTION_TIMEOUT;
865 	}
866 
867 	/* Pause RISC. */
868 	if (rval == QLA_SUCCESS && (IS_QLA2200(ha) || (IS_QLA2100(ha) &&
869 	    (RD_REG_WORD(&reg->mctr) & (BIT_1 | BIT_0)) != 0))) {
870 
871 		WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
872 		for (cnt = 30000;
873 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
874 		    rval == QLA_SUCCESS; cnt--) {
875 			if (cnt)
876 				udelay(100);
877 			else
878 				rval = QLA_FUNCTION_TIMEOUT;
879 		}
880 		if (rval == QLA_SUCCESS) {
881 			/* Set memory configuration and timing. */
882 			if (IS_QLA2100(ha))
883 				WRT_REG_WORD(&reg->mctr, 0xf1);
884 			else
885 				WRT_REG_WORD(&reg->mctr, 0xf2);
886 			RD_REG_WORD(&reg->mctr);	/* PCI Posting. */
887 
888 			/* Release RISC. */
889 			WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
890 		}
891 	}
892 
893 	if (rval == QLA_SUCCESS) {
894 		/* Get RISC SRAM. */
895 		risc_address = 0x1000;
896  		WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
897 		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
898 	}
899 	for (cnt = 0; cnt < sizeof(fw->risc_ram) / 2 && rval == QLA_SUCCESS;
900 	    cnt++, risc_address++) {
901  		WRT_MAILBOX_REG(ha, reg, 1, risc_address);
902 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
903 
904 		for (timer = 6000000; timer != 0; timer--) {
905 			/* Check for pending interrupts. */
906 			if (RD_REG_WORD(&reg->istatus) & ISR_RISC_INT) {
907 				if (RD_REG_WORD(&reg->semaphore) & BIT_0) {
908 					set_bit(MBX_INTERRUPT,
909 					    &ha->mbx_cmd_flags);
910 
911 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
912 					mb2 = RD_MAILBOX_REG(ha, reg, 2);
913 
914 					WRT_REG_WORD(&reg->semaphore, 0);
915 					WRT_REG_WORD(&reg->hccr,
916 					    HCCR_CLR_RISC_INT);
917 					RD_REG_WORD(&reg->hccr);
918 					break;
919 				}
920 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
921 				RD_REG_WORD(&reg->hccr);
922 			}
923 			udelay(5);
924 		}
925 
926 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
927 			rval = mb0 & MBS_MASK;
928 			fw->risc_ram[cnt] = htons(mb2);
929 		} else {
930 			rval = QLA_FUNCTION_FAILED;
931 		}
932 	}
933 
934 	if (rval == QLA_SUCCESS)
935 		qla2xxx_copy_queues(ha, &fw->risc_ram[cnt]);
936 
937 	qla2xxx_dump_post_process(base_vha, rval);
938 
939 qla2100_fw_dump_failed:
940 	if (!hardware_locked)
941 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
942 }
943 
944 void
945 qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
946 {
947 	int		rval;
948 	uint32_t	cnt;
949 	uint32_t	risc_address;
950 	struct qla_hw_data *ha = vha->hw;
951 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
952 	uint32_t __iomem *dmp_reg;
953 	uint32_t	*iter_reg;
954 	uint16_t __iomem *mbx_reg;
955 	unsigned long	flags;
956 	struct qla24xx_fw_dump *fw;
957 	uint32_t	ext_mem_cnt;
958 	void		*nxt;
959 	void		*nxt_chain;
960 	uint32_t	*last_chain = NULL;
961 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
962 
963 	if (IS_P3P_TYPE(ha))
964 		return;
965 
966 	risc_address = ext_mem_cnt = 0;
967 	flags = 0;
968 
969 	if (!hardware_locked)
970 		spin_lock_irqsave(&ha->hardware_lock, flags);
971 
972 	if (!ha->fw_dump) {
973 		ql_log(ql_log_warn, vha, 0xd006,
974 		    "No buffer available for dump.\n");
975 		goto qla24xx_fw_dump_failed;
976 	}
977 
978 	if (ha->fw_dumped) {
979 		ql_log(ql_log_warn, vha, 0xd007,
980 		    "Firmware has been previously dumped (%p) "
981 		    "-- ignoring request.\n",
982 		    ha->fw_dump);
983 		goto qla24xx_fw_dump_failed;
984 	}
985 	fw = &ha->fw_dump->isp.isp24;
986 	qla2xxx_prep_dump(ha, ha->fw_dump);
987 
988 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
989 
990 	/* Pause RISC. */
991 	rval = qla24xx_pause_risc(reg);
992 	if (rval != QLA_SUCCESS)
993 		goto qla24xx_fw_dump_failed_0;
994 
995 	/* Host interface registers. */
996 	dmp_reg = &reg->flash_addr;
997 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
998 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
999 
1000 	/* Disable interrupts. */
1001 	WRT_REG_DWORD(&reg->ictrl, 0);
1002 	RD_REG_DWORD(&reg->ictrl);
1003 
1004 	/* Shadow registers. */
1005 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1006 	RD_REG_DWORD(&reg->iobase_addr);
1007 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1008 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1009 
1010 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1011 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1012 
1013 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1014 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1015 
1016 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1017 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1018 
1019 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1020 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1021 
1022 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1023 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1024 
1025 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1026 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1027 
1028 	/* Mailbox registers. */
1029 	mbx_reg = &reg->mailbox0;
1030 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
1031 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
1032 
1033 	/* Transfer sequence registers. */
1034 	iter_reg = fw->xseq_gp_reg;
1035 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1036 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1037 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1038 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1039 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1040 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1041 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1042 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1043 
1044 	qla24xx_read_window(reg, 0xBFE0, 16, fw->xseq_0_reg);
1045 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1046 
1047 	/* Receive sequence registers. */
1048 	iter_reg = fw->rseq_gp_reg;
1049 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1050 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1051 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1052 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1053 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1054 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1055 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1056 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1057 
1058 	qla24xx_read_window(reg, 0xFFD0, 16, fw->rseq_0_reg);
1059 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1060 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1061 
1062 	/* Command DMA registers. */
1063 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1064 
1065 	/* Queues. */
1066 	iter_reg = fw->req0_dma_reg;
1067 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1068 	dmp_reg = &reg->iobase_q;
1069 	for (cnt = 0; cnt < 7; cnt++)
1070 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1071 
1072 	iter_reg = fw->resp0_dma_reg;
1073 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1074 	dmp_reg = &reg->iobase_q;
1075 	for (cnt = 0; cnt < 7; cnt++)
1076 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1077 
1078 	iter_reg = fw->req1_dma_reg;
1079 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1080 	dmp_reg = &reg->iobase_q;
1081 	for (cnt = 0; cnt < 7; cnt++)
1082 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1083 
1084 	/* Transmit DMA registers. */
1085 	iter_reg = fw->xmt0_dma_reg;
1086 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1087 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1088 
1089 	iter_reg = fw->xmt1_dma_reg;
1090 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1091 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1092 
1093 	iter_reg = fw->xmt2_dma_reg;
1094 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1095 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1096 
1097 	iter_reg = fw->xmt3_dma_reg;
1098 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1099 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1100 
1101 	iter_reg = fw->xmt4_dma_reg;
1102 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1103 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1104 
1105 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1106 
1107 	/* Receive DMA registers. */
1108 	iter_reg = fw->rcvt0_data_dma_reg;
1109 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1110 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1111 
1112 	iter_reg = fw->rcvt1_data_dma_reg;
1113 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1114 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1115 
1116 	/* RISC registers. */
1117 	iter_reg = fw->risc_gp_reg;
1118 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1119 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1120 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1121 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1122 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1123 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1124 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1125 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1126 
1127 	/* Local memory controller registers. */
1128 	iter_reg = fw->lmc_reg;
1129 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1130 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1131 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1132 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1133 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1134 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1135 	qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1136 
1137 	/* Fibre Protocol Module registers. */
1138 	iter_reg = fw->fpm_hdw_reg;
1139 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1140 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1141 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1142 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1143 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1144 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1145 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1146 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1147 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1148 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1149 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1150 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1151 
1152 	/* Frame Buffer registers. */
1153 	iter_reg = fw->fb_hdw_reg;
1154 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1155 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1156 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1157 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1158 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1159 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1160 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1161 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1162 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1163 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1164 	qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1165 
1166 	rval = qla24xx_soft_reset(ha);
1167 	if (rval != QLA_SUCCESS)
1168 		goto qla24xx_fw_dump_failed_0;
1169 
1170 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1171 	    &nxt);
1172 	if (rval != QLA_SUCCESS)
1173 		goto qla24xx_fw_dump_failed_0;
1174 
1175 	nxt = qla2xxx_copy_queues(ha, nxt);
1176 
1177 	qla24xx_copy_eft(ha, nxt);
1178 
1179 	nxt_chain = (void *)ha->fw_dump + ha->chain_offset;
1180 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1181 	if (last_chain) {
1182 		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
1183 		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
1184 	}
1185 
1186 	/* Adjust valid length. */
1187 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1188 
1189 qla24xx_fw_dump_failed_0:
1190 	qla2xxx_dump_post_process(base_vha, rval);
1191 
1192 qla24xx_fw_dump_failed:
1193 	if (!hardware_locked)
1194 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1195 }
1196 
1197 void
1198 qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1199 {
1200 	int		rval;
1201 	uint32_t	cnt;
1202 	uint32_t	risc_address;
1203 	struct qla_hw_data *ha = vha->hw;
1204 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1205 	uint32_t __iomem *dmp_reg;
1206 	uint32_t	*iter_reg;
1207 	uint16_t __iomem *mbx_reg;
1208 	unsigned long	flags;
1209 	struct qla25xx_fw_dump *fw;
1210 	uint32_t	ext_mem_cnt;
1211 	void		*nxt, *nxt_chain;
1212 	uint32_t	*last_chain = NULL;
1213 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1214 
1215 	risc_address = ext_mem_cnt = 0;
1216 	flags = 0;
1217 
1218 	if (!hardware_locked)
1219 		spin_lock_irqsave(&ha->hardware_lock, flags);
1220 
1221 	if (!ha->fw_dump) {
1222 		ql_log(ql_log_warn, vha, 0xd008,
1223 		    "No buffer available for dump.\n");
1224 		goto qla25xx_fw_dump_failed;
1225 	}
1226 
1227 	if (ha->fw_dumped) {
1228 		ql_log(ql_log_warn, vha, 0xd009,
1229 		    "Firmware has been previously dumped (%p) "
1230 		    "-- ignoring request.\n",
1231 		    ha->fw_dump);
1232 		goto qla25xx_fw_dump_failed;
1233 	}
1234 	fw = &ha->fw_dump->isp.isp25;
1235 	qla2xxx_prep_dump(ha, ha->fw_dump);
1236 	ha->fw_dump->version = __constant_htonl(2);
1237 
1238 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1239 
1240 	/* Pause RISC. */
1241 	rval = qla24xx_pause_risc(reg);
1242 	if (rval != QLA_SUCCESS)
1243 		goto qla25xx_fw_dump_failed_0;
1244 
1245 	/* Host/Risc registers. */
1246 	iter_reg = fw->host_risc_reg;
1247 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1248 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1249 
1250 	/* PCIe registers. */
1251 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1252 	RD_REG_DWORD(&reg->iobase_addr);
1253 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1254 	dmp_reg = &reg->iobase_c4;
1255 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++));
1256 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++));
1257 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1258 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1259 
1260 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1261 	RD_REG_DWORD(&reg->iobase_window);
1262 
1263 	/* Host interface registers. */
1264 	dmp_reg = &reg->flash_addr;
1265 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
1266 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
1267 
1268 	/* Disable interrupts. */
1269 	WRT_REG_DWORD(&reg->ictrl, 0);
1270 	RD_REG_DWORD(&reg->ictrl);
1271 
1272 	/* Shadow registers. */
1273 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1274 	RD_REG_DWORD(&reg->iobase_addr);
1275 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1276 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1277 
1278 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1279 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1280 
1281 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1282 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1283 
1284 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1285 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1286 
1287 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1288 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1289 
1290 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1291 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1292 
1293 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1294 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1295 
1296 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1297 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1298 
1299 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1300 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1301 
1302 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1303 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1304 
1305 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1306 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1307 
1308 	/* RISC I/O register. */
1309 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1310 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1311 
1312 	/* Mailbox registers. */
1313 	mbx_reg = &reg->mailbox0;
1314 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
1315 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
1316 
1317 	/* Transfer sequence registers. */
1318 	iter_reg = fw->xseq_gp_reg;
1319 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1320 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1321 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1322 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1323 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1324 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1325 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1326 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1327 
1328 	iter_reg = fw->xseq_0_reg;
1329 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1330 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1331 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1332 
1333 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1334 
1335 	/* Receive sequence registers. */
1336 	iter_reg = fw->rseq_gp_reg;
1337 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1338 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1339 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1340 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1341 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1342 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1343 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1344 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1345 
1346 	iter_reg = fw->rseq_0_reg;
1347 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1348 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1349 
1350 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1351 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1352 
1353 	/* Auxiliary sequence registers. */
1354 	iter_reg = fw->aseq_gp_reg;
1355 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1356 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1357 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1358 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1359 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1360 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1361 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1362 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1363 
1364 	iter_reg = fw->aseq_0_reg;
1365 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1366 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1367 
1368 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1369 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1370 
1371 	/* Command DMA registers. */
1372 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1373 
1374 	/* Queues. */
1375 	iter_reg = fw->req0_dma_reg;
1376 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1377 	dmp_reg = &reg->iobase_q;
1378 	for (cnt = 0; cnt < 7; cnt++)
1379 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1380 
1381 	iter_reg = fw->resp0_dma_reg;
1382 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1383 	dmp_reg = &reg->iobase_q;
1384 	for (cnt = 0; cnt < 7; cnt++)
1385 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1386 
1387 	iter_reg = fw->req1_dma_reg;
1388 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1389 	dmp_reg = &reg->iobase_q;
1390 	for (cnt = 0; cnt < 7; cnt++)
1391 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1392 
1393 	/* Transmit DMA registers. */
1394 	iter_reg = fw->xmt0_dma_reg;
1395 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1396 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1397 
1398 	iter_reg = fw->xmt1_dma_reg;
1399 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1400 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1401 
1402 	iter_reg = fw->xmt2_dma_reg;
1403 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1404 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1405 
1406 	iter_reg = fw->xmt3_dma_reg;
1407 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1408 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1409 
1410 	iter_reg = fw->xmt4_dma_reg;
1411 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1412 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1413 
1414 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1415 
1416 	/* Receive DMA registers. */
1417 	iter_reg = fw->rcvt0_data_dma_reg;
1418 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1419 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1420 
1421 	iter_reg = fw->rcvt1_data_dma_reg;
1422 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1423 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1424 
1425 	/* RISC registers. */
1426 	iter_reg = fw->risc_gp_reg;
1427 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1428 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1429 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1430 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1431 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1432 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1433 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1434 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1435 
1436 	/* Local memory controller registers. */
1437 	iter_reg = fw->lmc_reg;
1438 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1439 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1440 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1441 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1442 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1443 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1444 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1445 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1446 
1447 	/* Fibre Protocol Module registers. */
1448 	iter_reg = fw->fpm_hdw_reg;
1449 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1450 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1451 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1452 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1453 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1454 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1455 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1456 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1457 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1458 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1459 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1460 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1461 
1462 	/* Frame Buffer registers. */
1463 	iter_reg = fw->fb_hdw_reg;
1464 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1465 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1466 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1467 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1468 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1469 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1470 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1471 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1472 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1473 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1474 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1475 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1476 
1477 	/* Multi queue registers */
1478 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1479 	    &last_chain);
1480 
1481 	rval = qla24xx_soft_reset(ha);
1482 	if (rval != QLA_SUCCESS)
1483 		goto qla25xx_fw_dump_failed_0;
1484 
1485 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1486 	    &nxt);
1487 	if (rval != QLA_SUCCESS)
1488 		goto qla25xx_fw_dump_failed_0;
1489 
1490 	nxt = qla2xxx_copy_queues(ha, nxt);
1491 
1492 	qla24xx_copy_eft(ha, nxt);
1493 
1494 	/* Chain entries -- started with MQ. */
1495 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1496 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1497 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1498 	if (last_chain) {
1499 		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
1500 		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
1501 	}
1502 
1503 	/* Adjust valid length. */
1504 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1505 
1506 qla25xx_fw_dump_failed_0:
1507 	qla2xxx_dump_post_process(base_vha, rval);
1508 
1509 qla25xx_fw_dump_failed:
1510 	if (!hardware_locked)
1511 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1512 }
1513 
1514 void
1515 qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1516 {
1517 	int		rval;
1518 	uint32_t	cnt;
1519 	uint32_t	risc_address;
1520 	struct qla_hw_data *ha = vha->hw;
1521 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1522 	uint32_t __iomem *dmp_reg;
1523 	uint32_t	*iter_reg;
1524 	uint16_t __iomem *mbx_reg;
1525 	unsigned long	flags;
1526 	struct qla81xx_fw_dump *fw;
1527 	uint32_t	ext_mem_cnt;
1528 	void		*nxt, *nxt_chain;
1529 	uint32_t	*last_chain = NULL;
1530 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1531 
1532 	risc_address = ext_mem_cnt = 0;
1533 	flags = 0;
1534 
1535 	if (!hardware_locked)
1536 		spin_lock_irqsave(&ha->hardware_lock, flags);
1537 
1538 	if (!ha->fw_dump) {
1539 		ql_log(ql_log_warn, vha, 0xd00a,
1540 		    "No buffer available for dump.\n");
1541 		goto qla81xx_fw_dump_failed;
1542 	}
1543 
1544 	if (ha->fw_dumped) {
1545 		ql_log(ql_log_warn, vha, 0xd00b,
1546 		    "Firmware has been previously dumped (%p) "
1547 		    "-- ignoring request.\n",
1548 		    ha->fw_dump);
1549 		goto qla81xx_fw_dump_failed;
1550 	}
1551 	fw = &ha->fw_dump->isp.isp81;
1552 	qla2xxx_prep_dump(ha, ha->fw_dump);
1553 
1554 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1555 
1556 	/* Pause RISC. */
1557 	rval = qla24xx_pause_risc(reg);
1558 	if (rval != QLA_SUCCESS)
1559 		goto qla81xx_fw_dump_failed_0;
1560 
1561 	/* Host/Risc registers. */
1562 	iter_reg = fw->host_risc_reg;
1563 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1564 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1565 
1566 	/* PCIe registers. */
1567 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1568 	RD_REG_DWORD(&reg->iobase_addr);
1569 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1570 	dmp_reg = &reg->iobase_c4;
1571 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++));
1572 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++));
1573 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1574 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1575 
1576 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1577 	RD_REG_DWORD(&reg->iobase_window);
1578 
1579 	/* Host interface registers. */
1580 	dmp_reg = &reg->flash_addr;
1581 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
1582 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
1583 
1584 	/* Disable interrupts. */
1585 	WRT_REG_DWORD(&reg->ictrl, 0);
1586 	RD_REG_DWORD(&reg->ictrl);
1587 
1588 	/* Shadow registers. */
1589 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1590 	RD_REG_DWORD(&reg->iobase_addr);
1591 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1592 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1593 
1594 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1595 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1596 
1597 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1598 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1599 
1600 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1601 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1602 
1603 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1604 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1605 
1606 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1607 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1608 
1609 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1610 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1611 
1612 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1613 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1614 
1615 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1616 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1617 
1618 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1619 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1620 
1621 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1622 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1623 
1624 	/* RISC I/O register. */
1625 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1626 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1627 
1628 	/* Mailbox registers. */
1629 	mbx_reg = &reg->mailbox0;
1630 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
1631 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
1632 
1633 	/* Transfer sequence registers. */
1634 	iter_reg = fw->xseq_gp_reg;
1635 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1636 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1637 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1638 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1639 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1640 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1641 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1642 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1643 
1644 	iter_reg = fw->xseq_0_reg;
1645 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1646 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1647 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1648 
1649 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1650 
1651 	/* Receive sequence registers. */
1652 	iter_reg = fw->rseq_gp_reg;
1653 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1654 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1655 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1656 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1657 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1658 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1659 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1660 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1661 
1662 	iter_reg = fw->rseq_0_reg;
1663 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1664 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1665 
1666 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1667 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1668 
1669 	/* Auxiliary sequence registers. */
1670 	iter_reg = fw->aseq_gp_reg;
1671 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1672 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1673 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1674 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1675 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1676 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1677 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1678 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1679 
1680 	iter_reg = fw->aseq_0_reg;
1681 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1682 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1683 
1684 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1685 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1686 
1687 	/* Command DMA registers. */
1688 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1689 
1690 	/* Queues. */
1691 	iter_reg = fw->req0_dma_reg;
1692 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1693 	dmp_reg = &reg->iobase_q;
1694 	for (cnt = 0; cnt < 7; cnt++)
1695 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1696 
1697 	iter_reg = fw->resp0_dma_reg;
1698 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1699 	dmp_reg = &reg->iobase_q;
1700 	for (cnt = 0; cnt < 7; cnt++)
1701 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1702 
1703 	iter_reg = fw->req1_dma_reg;
1704 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1705 	dmp_reg = &reg->iobase_q;
1706 	for (cnt = 0; cnt < 7; cnt++)
1707 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1708 
1709 	/* Transmit DMA registers. */
1710 	iter_reg = fw->xmt0_dma_reg;
1711 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1712 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1713 
1714 	iter_reg = fw->xmt1_dma_reg;
1715 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1716 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1717 
1718 	iter_reg = fw->xmt2_dma_reg;
1719 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1720 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1721 
1722 	iter_reg = fw->xmt3_dma_reg;
1723 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1724 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1725 
1726 	iter_reg = fw->xmt4_dma_reg;
1727 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1728 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1729 
1730 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1731 
1732 	/* Receive DMA registers. */
1733 	iter_reg = fw->rcvt0_data_dma_reg;
1734 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1735 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1736 
1737 	iter_reg = fw->rcvt1_data_dma_reg;
1738 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1739 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1740 
1741 	/* RISC registers. */
1742 	iter_reg = fw->risc_gp_reg;
1743 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1744 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1745 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1746 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1747 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1748 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1749 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1750 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1751 
1752 	/* Local memory controller registers. */
1753 	iter_reg = fw->lmc_reg;
1754 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1755 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1756 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1757 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1758 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1759 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1760 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1761 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1762 
1763 	/* Fibre Protocol Module registers. */
1764 	iter_reg = fw->fpm_hdw_reg;
1765 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1766 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1767 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1768 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1769 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1770 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1771 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1772 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1773 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1774 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1775 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1776 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1777 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
1778 	qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
1779 
1780 	/* Frame Buffer registers. */
1781 	iter_reg = fw->fb_hdw_reg;
1782 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1783 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1784 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1785 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1786 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1787 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1788 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1789 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1790 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1791 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1792 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1793 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
1794 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1795 
1796 	/* Multi queue registers */
1797 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1798 	    &last_chain);
1799 
1800 	rval = qla24xx_soft_reset(ha);
1801 	if (rval != QLA_SUCCESS)
1802 		goto qla81xx_fw_dump_failed_0;
1803 
1804 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1805 	    &nxt);
1806 	if (rval != QLA_SUCCESS)
1807 		goto qla81xx_fw_dump_failed_0;
1808 
1809 	nxt = qla2xxx_copy_queues(ha, nxt);
1810 
1811 	qla24xx_copy_eft(ha, nxt);
1812 
1813 	/* Chain entries -- started with MQ. */
1814 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1815 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1816 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1817 	if (last_chain) {
1818 		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
1819 		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
1820 	}
1821 
1822 	/* Adjust valid length. */
1823 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1824 
1825 qla81xx_fw_dump_failed_0:
1826 	qla2xxx_dump_post_process(base_vha, rval);
1827 
1828 qla81xx_fw_dump_failed:
1829 	if (!hardware_locked)
1830 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1831 }
1832 
1833 void
1834 qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1835 {
1836 	int		rval;
1837 	uint32_t	cnt, reg_data;
1838 	uint32_t	risc_address;
1839 	struct qla_hw_data *ha = vha->hw;
1840 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1841 	uint32_t __iomem *dmp_reg;
1842 	uint32_t	*iter_reg;
1843 	uint16_t __iomem *mbx_reg;
1844 	unsigned long	flags;
1845 	struct qla83xx_fw_dump *fw;
1846 	uint32_t	ext_mem_cnt;
1847 	void		*nxt, *nxt_chain;
1848 	uint32_t	*last_chain = NULL;
1849 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1850 
1851 	risc_address = ext_mem_cnt = 0;
1852 	flags = 0;
1853 
1854 	if (!hardware_locked)
1855 		spin_lock_irqsave(&ha->hardware_lock, flags);
1856 
1857 	if (!ha->fw_dump) {
1858 		ql_log(ql_log_warn, vha, 0xd00c,
1859 		    "No buffer available for dump!!!\n");
1860 		goto qla83xx_fw_dump_failed;
1861 	}
1862 
1863 	if (ha->fw_dumped) {
1864 		ql_log(ql_log_warn, vha, 0xd00d,
1865 		    "Firmware has been previously dumped (%p) -- ignoring "
1866 		    "request...\n", ha->fw_dump);
1867 		goto qla83xx_fw_dump_failed;
1868 	}
1869 	fw = &ha->fw_dump->isp.isp83;
1870 	qla2xxx_prep_dump(ha, ha->fw_dump);
1871 
1872 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1873 
1874 	/* Pause RISC. */
1875 	rval = qla24xx_pause_risc(reg);
1876 	if (rval != QLA_SUCCESS)
1877 		goto qla83xx_fw_dump_failed_0;
1878 
1879 	WRT_REG_DWORD(&reg->iobase_addr, 0x6000);
1880 	dmp_reg = &reg->iobase_window;
1881 	reg_data = RD_REG_DWORD(dmp_reg);
1882 	WRT_REG_DWORD(dmp_reg, 0);
1883 
1884 	dmp_reg = &reg->unused_4_1[0];
1885 	reg_data = RD_REG_DWORD(dmp_reg);
1886 	WRT_REG_DWORD(dmp_reg, 0);
1887 
1888 	WRT_REG_DWORD(&reg->iobase_addr, 0x6010);
1889 	dmp_reg = &reg->unused_4_1[2];
1890 	reg_data = RD_REG_DWORD(dmp_reg);
1891 	WRT_REG_DWORD(dmp_reg, 0);
1892 
1893 	/* select PCR and disable ecc checking and correction */
1894 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1895 	RD_REG_DWORD(&reg->iobase_addr);
1896 	WRT_REG_DWORD(&reg->iobase_select, 0x60000000);	/* write to F0h = PCR */
1897 
1898 	/* Host/Risc registers. */
1899 	iter_reg = fw->host_risc_reg;
1900 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1901 	iter_reg = qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1902 	qla24xx_read_window(reg, 0x7040, 16, iter_reg);
1903 
1904 	/* PCIe registers. */
1905 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1906 	RD_REG_DWORD(&reg->iobase_addr);
1907 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1908 	dmp_reg = &reg->iobase_c4;
1909 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++));
1910 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++));
1911 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1912 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1913 
1914 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1915 	RD_REG_DWORD(&reg->iobase_window);
1916 
1917 	/* Host interface registers. */
1918 	dmp_reg = &reg->flash_addr;
1919 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
1920 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
1921 
1922 	/* Disable interrupts. */
1923 	WRT_REG_DWORD(&reg->ictrl, 0);
1924 	RD_REG_DWORD(&reg->ictrl);
1925 
1926 	/* Shadow registers. */
1927 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1928 	RD_REG_DWORD(&reg->iobase_addr);
1929 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1930 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1931 
1932 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1933 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1934 
1935 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1936 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1937 
1938 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1939 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1940 
1941 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1942 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1943 
1944 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1945 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1946 
1947 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1948 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1949 
1950 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1951 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1952 
1953 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1954 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1955 
1956 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1957 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1958 
1959 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1960 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1961 
1962 	/* RISC I/O register. */
1963 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1964 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1965 
1966 	/* Mailbox registers. */
1967 	mbx_reg = &reg->mailbox0;
1968 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
1969 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
1970 
1971 	/* Transfer sequence registers. */
1972 	iter_reg = fw->xseq_gp_reg;
1973 	iter_reg = qla24xx_read_window(reg, 0xBE00, 16, iter_reg);
1974 	iter_reg = qla24xx_read_window(reg, 0xBE10, 16, iter_reg);
1975 	iter_reg = qla24xx_read_window(reg, 0xBE20, 16, iter_reg);
1976 	iter_reg = qla24xx_read_window(reg, 0xBE30, 16, iter_reg);
1977 	iter_reg = qla24xx_read_window(reg, 0xBE40, 16, iter_reg);
1978 	iter_reg = qla24xx_read_window(reg, 0xBE50, 16, iter_reg);
1979 	iter_reg = qla24xx_read_window(reg, 0xBE60, 16, iter_reg);
1980 	iter_reg = qla24xx_read_window(reg, 0xBE70, 16, iter_reg);
1981 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1982 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1983 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1984 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1985 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1986 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1987 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1988 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1989 
1990 	iter_reg = fw->xseq_0_reg;
1991 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1992 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1993 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1994 
1995 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1996 
1997 	qla24xx_read_window(reg, 0xBEF0, 16, fw->xseq_2_reg);
1998 
1999 	/* Receive sequence registers. */
2000 	iter_reg = fw->rseq_gp_reg;
2001 	iter_reg = qla24xx_read_window(reg, 0xFE00, 16, iter_reg);
2002 	iter_reg = qla24xx_read_window(reg, 0xFE10, 16, iter_reg);
2003 	iter_reg = qla24xx_read_window(reg, 0xFE20, 16, iter_reg);
2004 	iter_reg = qla24xx_read_window(reg, 0xFE30, 16, iter_reg);
2005 	iter_reg = qla24xx_read_window(reg, 0xFE40, 16, iter_reg);
2006 	iter_reg = qla24xx_read_window(reg, 0xFE50, 16, iter_reg);
2007 	iter_reg = qla24xx_read_window(reg, 0xFE60, 16, iter_reg);
2008 	iter_reg = qla24xx_read_window(reg, 0xFE70, 16, iter_reg);
2009 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
2010 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
2011 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
2012 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
2013 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
2014 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
2015 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
2016 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
2017 
2018 	iter_reg = fw->rseq_0_reg;
2019 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
2020 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
2021 
2022 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
2023 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
2024 	qla24xx_read_window(reg, 0xFEF0, 16, fw->rseq_3_reg);
2025 
2026 	/* Auxiliary sequence registers. */
2027 	iter_reg = fw->aseq_gp_reg;
2028 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
2029 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
2030 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
2031 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
2032 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
2033 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
2034 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
2035 	iter_reg = qla24xx_read_window(reg, 0xB070, 16, iter_reg);
2036 	iter_reg = qla24xx_read_window(reg, 0xB100, 16, iter_reg);
2037 	iter_reg = qla24xx_read_window(reg, 0xB110, 16, iter_reg);
2038 	iter_reg = qla24xx_read_window(reg, 0xB120, 16, iter_reg);
2039 	iter_reg = qla24xx_read_window(reg, 0xB130, 16, iter_reg);
2040 	iter_reg = qla24xx_read_window(reg, 0xB140, 16, iter_reg);
2041 	iter_reg = qla24xx_read_window(reg, 0xB150, 16, iter_reg);
2042 	iter_reg = qla24xx_read_window(reg, 0xB160, 16, iter_reg);
2043 	qla24xx_read_window(reg, 0xB170, 16, iter_reg);
2044 
2045 	iter_reg = fw->aseq_0_reg;
2046 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
2047 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
2048 
2049 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
2050 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
2051 	qla24xx_read_window(reg, 0xB1F0, 16, fw->aseq_3_reg);
2052 
2053 	/* Command DMA registers. */
2054 	iter_reg = fw->cmd_dma_reg;
2055 	iter_reg = qla24xx_read_window(reg, 0x7100, 16, iter_reg);
2056 	iter_reg = qla24xx_read_window(reg, 0x7120, 16, iter_reg);
2057 	iter_reg = qla24xx_read_window(reg, 0x7130, 16, iter_reg);
2058 	qla24xx_read_window(reg, 0x71F0, 16, iter_reg);
2059 
2060 	/* Queues. */
2061 	iter_reg = fw->req0_dma_reg;
2062 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
2063 	dmp_reg = &reg->iobase_q;
2064 	for (cnt = 0; cnt < 7; cnt++)
2065 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
2066 
2067 	iter_reg = fw->resp0_dma_reg;
2068 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
2069 	dmp_reg = &reg->iobase_q;
2070 	for (cnt = 0; cnt < 7; cnt++)
2071 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
2072 
2073 	iter_reg = fw->req1_dma_reg;
2074 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
2075 	dmp_reg = &reg->iobase_q;
2076 	for (cnt = 0; cnt < 7; cnt++)
2077 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
2078 
2079 	/* Transmit DMA registers. */
2080 	iter_reg = fw->xmt0_dma_reg;
2081 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
2082 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
2083 
2084 	iter_reg = fw->xmt1_dma_reg;
2085 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
2086 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
2087 
2088 	iter_reg = fw->xmt2_dma_reg;
2089 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
2090 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
2091 
2092 	iter_reg = fw->xmt3_dma_reg;
2093 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
2094 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
2095 
2096 	iter_reg = fw->xmt4_dma_reg;
2097 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
2098 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
2099 
2100 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
2101 
2102 	/* Receive DMA registers. */
2103 	iter_reg = fw->rcvt0_data_dma_reg;
2104 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
2105 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
2106 
2107 	iter_reg = fw->rcvt1_data_dma_reg;
2108 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
2109 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
2110 
2111 	/* RISC registers. */
2112 	iter_reg = fw->risc_gp_reg;
2113 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
2114 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
2115 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
2116 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
2117 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
2118 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
2119 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
2120 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
2121 
2122 	/* Local memory controller registers. */
2123 	iter_reg = fw->lmc_reg;
2124 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
2125 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
2126 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
2127 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
2128 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
2129 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
2130 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
2131 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
2132 
2133 	/* Fibre Protocol Module registers. */
2134 	iter_reg = fw->fpm_hdw_reg;
2135 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
2136 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
2137 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
2138 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
2139 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
2140 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
2141 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
2142 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
2143 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
2144 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
2145 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
2146 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
2147 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
2148 	iter_reg = qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
2149 	iter_reg = qla24xx_read_window(reg, 0x40E0, 16, iter_reg);
2150 	qla24xx_read_window(reg, 0x40F0, 16, iter_reg);
2151 
2152 	/* RQ0 Array registers. */
2153 	iter_reg = fw->rq0_array_reg;
2154 	iter_reg = qla24xx_read_window(reg, 0x5C00, 16, iter_reg);
2155 	iter_reg = qla24xx_read_window(reg, 0x5C10, 16, iter_reg);
2156 	iter_reg = qla24xx_read_window(reg, 0x5C20, 16, iter_reg);
2157 	iter_reg = qla24xx_read_window(reg, 0x5C30, 16, iter_reg);
2158 	iter_reg = qla24xx_read_window(reg, 0x5C40, 16, iter_reg);
2159 	iter_reg = qla24xx_read_window(reg, 0x5C50, 16, iter_reg);
2160 	iter_reg = qla24xx_read_window(reg, 0x5C60, 16, iter_reg);
2161 	iter_reg = qla24xx_read_window(reg, 0x5C70, 16, iter_reg);
2162 	iter_reg = qla24xx_read_window(reg, 0x5C80, 16, iter_reg);
2163 	iter_reg = qla24xx_read_window(reg, 0x5C90, 16, iter_reg);
2164 	iter_reg = qla24xx_read_window(reg, 0x5CA0, 16, iter_reg);
2165 	iter_reg = qla24xx_read_window(reg, 0x5CB0, 16, iter_reg);
2166 	iter_reg = qla24xx_read_window(reg, 0x5CC0, 16, iter_reg);
2167 	iter_reg = qla24xx_read_window(reg, 0x5CD0, 16, iter_reg);
2168 	iter_reg = qla24xx_read_window(reg, 0x5CE0, 16, iter_reg);
2169 	qla24xx_read_window(reg, 0x5CF0, 16, iter_reg);
2170 
2171 	/* RQ1 Array registers. */
2172 	iter_reg = fw->rq1_array_reg;
2173 	iter_reg = qla24xx_read_window(reg, 0x5D00, 16, iter_reg);
2174 	iter_reg = qla24xx_read_window(reg, 0x5D10, 16, iter_reg);
2175 	iter_reg = qla24xx_read_window(reg, 0x5D20, 16, iter_reg);
2176 	iter_reg = qla24xx_read_window(reg, 0x5D30, 16, iter_reg);
2177 	iter_reg = qla24xx_read_window(reg, 0x5D40, 16, iter_reg);
2178 	iter_reg = qla24xx_read_window(reg, 0x5D50, 16, iter_reg);
2179 	iter_reg = qla24xx_read_window(reg, 0x5D60, 16, iter_reg);
2180 	iter_reg = qla24xx_read_window(reg, 0x5D70, 16, iter_reg);
2181 	iter_reg = qla24xx_read_window(reg, 0x5D80, 16, iter_reg);
2182 	iter_reg = qla24xx_read_window(reg, 0x5D90, 16, iter_reg);
2183 	iter_reg = qla24xx_read_window(reg, 0x5DA0, 16, iter_reg);
2184 	iter_reg = qla24xx_read_window(reg, 0x5DB0, 16, iter_reg);
2185 	iter_reg = qla24xx_read_window(reg, 0x5DC0, 16, iter_reg);
2186 	iter_reg = qla24xx_read_window(reg, 0x5DD0, 16, iter_reg);
2187 	iter_reg = qla24xx_read_window(reg, 0x5DE0, 16, iter_reg);
2188 	qla24xx_read_window(reg, 0x5DF0, 16, iter_reg);
2189 
2190 	/* RP0 Array registers. */
2191 	iter_reg = fw->rp0_array_reg;
2192 	iter_reg = qla24xx_read_window(reg, 0x5E00, 16, iter_reg);
2193 	iter_reg = qla24xx_read_window(reg, 0x5E10, 16, iter_reg);
2194 	iter_reg = qla24xx_read_window(reg, 0x5E20, 16, iter_reg);
2195 	iter_reg = qla24xx_read_window(reg, 0x5E30, 16, iter_reg);
2196 	iter_reg = qla24xx_read_window(reg, 0x5E40, 16, iter_reg);
2197 	iter_reg = qla24xx_read_window(reg, 0x5E50, 16, iter_reg);
2198 	iter_reg = qla24xx_read_window(reg, 0x5E60, 16, iter_reg);
2199 	iter_reg = qla24xx_read_window(reg, 0x5E70, 16, iter_reg);
2200 	iter_reg = qla24xx_read_window(reg, 0x5E80, 16, iter_reg);
2201 	iter_reg = qla24xx_read_window(reg, 0x5E90, 16, iter_reg);
2202 	iter_reg = qla24xx_read_window(reg, 0x5EA0, 16, iter_reg);
2203 	iter_reg = qla24xx_read_window(reg, 0x5EB0, 16, iter_reg);
2204 	iter_reg = qla24xx_read_window(reg, 0x5EC0, 16, iter_reg);
2205 	iter_reg = qla24xx_read_window(reg, 0x5ED0, 16, iter_reg);
2206 	iter_reg = qla24xx_read_window(reg, 0x5EE0, 16, iter_reg);
2207 	qla24xx_read_window(reg, 0x5EF0, 16, iter_reg);
2208 
2209 	/* RP1 Array registers. */
2210 	iter_reg = fw->rp1_array_reg;
2211 	iter_reg = qla24xx_read_window(reg, 0x5F00, 16, iter_reg);
2212 	iter_reg = qla24xx_read_window(reg, 0x5F10, 16, iter_reg);
2213 	iter_reg = qla24xx_read_window(reg, 0x5F20, 16, iter_reg);
2214 	iter_reg = qla24xx_read_window(reg, 0x5F30, 16, iter_reg);
2215 	iter_reg = qla24xx_read_window(reg, 0x5F40, 16, iter_reg);
2216 	iter_reg = qla24xx_read_window(reg, 0x5F50, 16, iter_reg);
2217 	iter_reg = qla24xx_read_window(reg, 0x5F60, 16, iter_reg);
2218 	iter_reg = qla24xx_read_window(reg, 0x5F70, 16, iter_reg);
2219 	iter_reg = qla24xx_read_window(reg, 0x5F80, 16, iter_reg);
2220 	iter_reg = qla24xx_read_window(reg, 0x5F90, 16, iter_reg);
2221 	iter_reg = qla24xx_read_window(reg, 0x5FA0, 16, iter_reg);
2222 	iter_reg = qla24xx_read_window(reg, 0x5FB0, 16, iter_reg);
2223 	iter_reg = qla24xx_read_window(reg, 0x5FC0, 16, iter_reg);
2224 	iter_reg = qla24xx_read_window(reg, 0x5FD0, 16, iter_reg);
2225 	iter_reg = qla24xx_read_window(reg, 0x5FE0, 16, iter_reg);
2226 	qla24xx_read_window(reg, 0x5FF0, 16, iter_reg);
2227 
2228 	iter_reg = fw->at0_array_reg;
2229 	iter_reg = qla24xx_read_window(reg, 0x7080, 16, iter_reg);
2230 	iter_reg = qla24xx_read_window(reg, 0x7090, 16, iter_reg);
2231 	iter_reg = qla24xx_read_window(reg, 0x70A0, 16, iter_reg);
2232 	iter_reg = qla24xx_read_window(reg, 0x70B0, 16, iter_reg);
2233 	iter_reg = qla24xx_read_window(reg, 0x70C0, 16, iter_reg);
2234 	iter_reg = qla24xx_read_window(reg, 0x70D0, 16, iter_reg);
2235 	iter_reg = qla24xx_read_window(reg, 0x70E0, 16, iter_reg);
2236 	qla24xx_read_window(reg, 0x70F0, 16, iter_reg);
2237 
2238 	/* I/O Queue Control registers. */
2239 	qla24xx_read_window(reg, 0x7800, 16, fw->queue_control_reg);
2240 
2241 	/* Frame Buffer registers. */
2242 	iter_reg = fw->fb_hdw_reg;
2243 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
2244 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
2245 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
2246 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
2247 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
2248 	iter_reg = qla24xx_read_window(reg, 0x6060, 16, iter_reg);
2249 	iter_reg = qla24xx_read_window(reg, 0x6070, 16, iter_reg);
2250 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
2251 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
2252 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
2253 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
2254 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
2255 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
2256 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
2257 	iter_reg = qla24xx_read_window(reg, 0x6530, 16, iter_reg);
2258 	iter_reg = qla24xx_read_window(reg, 0x6540, 16, iter_reg);
2259 	iter_reg = qla24xx_read_window(reg, 0x6550, 16, iter_reg);
2260 	iter_reg = qla24xx_read_window(reg, 0x6560, 16, iter_reg);
2261 	iter_reg = qla24xx_read_window(reg, 0x6570, 16, iter_reg);
2262 	iter_reg = qla24xx_read_window(reg, 0x6580, 16, iter_reg);
2263 	iter_reg = qla24xx_read_window(reg, 0x6590, 16, iter_reg);
2264 	iter_reg = qla24xx_read_window(reg, 0x65A0, 16, iter_reg);
2265 	iter_reg = qla24xx_read_window(reg, 0x65B0, 16, iter_reg);
2266 	iter_reg = qla24xx_read_window(reg, 0x65C0, 16, iter_reg);
2267 	iter_reg = qla24xx_read_window(reg, 0x65D0, 16, iter_reg);
2268 	iter_reg = qla24xx_read_window(reg, 0x65E0, 16, iter_reg);
2269 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
2270 
2271 	/* Multi queue registers */
2272 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
2273 	    &last_chain);
2274 
2275 	rval = qla24xx_soft_reset(ha);
2276 	if (rval != QLA_SUCCESS) {
2277 		ql_log(ql_log_warn, vha, 0xd00e,
2278 		    "SOFT RESET FAILED, forcing continuation of dump!!!\n");
2279 		rval = QLA_SUCCESS;
2280 
2281 		ql_log(ql_log_warn, vha, 0xd00f, "try a bigger hammer!!!\n");
2282 
2283 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
2284 		RD_REG_DWORD(&reg->hccr);
2285 
2286 		WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
2287 		RD_REG_DWORD(&reg->hccr);
2288 
2289 		WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
2290 		RD_REG_DWORD(&reg->hccr);
2291 
2292 		for (cnt = 30000; cnt && (RD_REG_WORD(&reg->mailbox0)); cnt--)
2293 			udelay(5);
2294 
2295 		if (!cnt) {
2296 			nxt = fw->code_ram;
2297 			nxt += sizeof(fw->code_ram);
2298 			nxt += (ha->fw_memory_size - 0x100000 + 1);
2299 			goto copy_queue;
2300 		} else
2301 			ql_log(ql_log_warn, vha, 0xd010,
2302 			    "bigger hammer success?\n");
2303 	}
2304 
2305 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
2306 	    &nxt);
2307 	if (rval != QLA_SUCCESS)
2308 		goto qla83xx_fw_dump_failed_0;
2309 
2310 copy_queue:
2311 	nxt = qla2xxx_copy_queues(ha, nxt);
2312 
2313 	qla24xx_copy_eft(ha, nxt);
2314 
2315 	/* Chain entries -- started with MQ. */
2316 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
2317 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
2318 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
2319 	if (last_chain) {
2320 		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
2321 		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
2322 	}
2323 
2324 	/* Adjust valid length. */
2325 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
2326 
2327 qla83xx_fw_dump_failed_0:
2328 	qla2xxx_dump_post_process(base_vha, rval);
2329 
2330 qla83xx_fw_dump_failed:
2331 	if (!hardware_locked)
2332 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
2333 }
2334 
2335 /****************************************************************************/
2336 /*                         Driver Debug Functions.                          */
2337 /****************************************************************************/
2338 
2339 static inline int
2340 ql_mask_match(uint32_t level)
2341 {
2342 	if (ql2xextended_error_logging == 1)
2343 		ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK;
2344 	return (level & ql2xextended_error_logging) == level;
2345 }
2346 
2347 /*
2348  * This function is for formatting and logging debug information.
2349  * It is to be used when vha is available. It formats the message
2350  * and logs it to the messages file.
2351  * parameters:
2352  * level: The level of the debug messages to be printed.
2353  *        If ql2xextended_error_logging value is correctly set,
2354  *        this message will appear in the messages file.
2355  * vha:   Pointer to the scsi_qla_host_t.
2356  * id:    This is a unique identifier for the level. It identifies the
2357  *        part of the code from where the message originated.
2358  * msg:   The message to be displayed.
2359  */
2360 void
2361 ql_dbg(uint32_t level, scsi_qla_host_t *vha, int32_t id, const char *fmt, ...)
2362 {
2363 	va_list va;
2364 	struct va_format vaf;
2365 
2366 	if (!ql_mask_match(level))
2367 		return;
2368 
2369 	va_start(va, fmt);
2370 
2371 	vaf.fmt = fmt;
2372 	vaf.va = &va;
2373 
2374 	if (vha != NULL) {
2375 		const struct pci_dev *pdev = vha->hw->pdev;
2376 		/* <module-name> <pci-name> <msg-id>:<host> Message */
2377 		pr_warn("%s [%s]-%04x:%ld: %pV",
2378 			QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset,
2379 			vha->host_no, &vaf);
2380 	} else {
2381 		pr_warn("%s [%s]-%04x: : %pV",
2382 			QL_MSGHDR, "0000:00:00.0", id + ql_dbg_offset, &vaf);
2383 	}
2384 
2385 	va_end(va);
2386 
2387 }
2388 
2389 /*
2390  * This function is for formatting and logging debug information.
2391  * It is to be used when vha is not available and pci is available,
2392  * i.e., before host allocation. It formats the message and logs it
2393  * to the messages file.
2394  * parameters:
2395  * level: The level of the debug messages to be printed.
2396  *        If ql2xextended_error_logging value is correctly set,
2397  *        this message will appear in the messages file.
2398  * pdev:  Pointer to the struct pci_dev.
2399  * id:    This is a unique id for the level. It identifies the part
2400  *        of the code from where the message originated.
2401  * msg:   The message to be displayed.
2402  */
2403 void
2404 ql_dbg_pci(uint32_t level, struct pci_dev *pdev, int32_t id,
2405 	   const char *fmt, ...)
2406 {
2407 	va_list va;
2408 	struct va_format vaf;
2409 
2410 	if (pdev == NULL)
2411 		return;
2412 	if (!ql_mask_match(level))
2413 		return;
2414 
2415 	va_start(va, fmt);
2416 
2417 	vaf.fmt = fmt;
2418 	vaf.va = &va;
2419 
2420 	/* <module-name> <dev-name>:<msg-id> Message */
2421 	pr_warn("%s [%s]-%04x: : %pV",
2422 		QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset, &vaf);
2423 
2424 	va_end(va);
2425 }
2426 
2427 /*
2428  * This function is for formatting and logging log messages.
2429  * It is to be used when vha is available. It formats the message
2430  * and logs it to the messages file. All the messages will be logged
2431  * irrespective of value of ql2xextended_error_logging.
2432  * parameters:
2433  * level: The level of the log messages to be printed in the
2434  *        messages file.
2435  * vha:   Pointer to the scsi_qla_host_t
2436  * id:    This is a unique id for the level. It identifies the
2437  *        part of the code from where the message originated.
2438  * msg:   The message to be displayed.
2439  */
2440 void
2441 ql_log(uint32_t level, scsi_qla_host_t *vha, int32_t id, const char *fmt, ...)
2442 {
2443 	va_list va;
2444 	struct va_format vaf;
2445 	char pbuf[128];
2446 
2447 	if (level > ql_errlev)
2448 		return;
2449 
2450 	if (vha != NULL) {
2451 		const struct pci_dev *pdev = vha->hw->pdev;
2452 		/* <module-name> <msg-id>:<host> Message */
2453 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x:%ld: ",
2454 			QL_MSGHDR, dev_name(&(pdev->dev)), id, vha->host_no);
2455 	} else {
2456 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2457 			QL_MSGHDR, "0000:00:00.0", id);
2458 	}
2459 	pbuf[sizeof(pbuf) - 1] = 0;
2460 
2461 	va_start(va, fmt);
2462 
2463 	vaf.fmt = fmt;
2464 	vaf.va = &va;
2465 
2466 	switch (level) {
2467 	case ql_log_fatal: /* FATAL LOG */
2468 		pr_crit("%s%pV", pbuf, &vaf);
2469 		break;
2470 	case ql_log_warn:
2471 		pr_err("%s%pV", pbuf, &vaf);
2472 		break;
2473 	case ql_log_info:
2474 		pr_warn("%s%pV", pbuf, &vaf);
2475 		break;
2476 	default:
2477 		pr_info("%s%pV", pbuf, &vaf);
2478 		break;
2479 	}
2480 
2481 	va_end(va);
2482 }
2483 
2484 /*
2485  * This function is for formatting and logging log messages.
2486  * It is to be used when vha is not available and pci is available,
2487  * i.e., before host allocation. It formats the message and logs
2488  * it to the messages file. All the messages are logged irrespective
2489  * of the value of ql2xextended_error_logging.
2490  * parameters:
2491  * level: The level of the log messages to be printed in the
2492  *        messages file.
2493  * pdev:  Pointer to the struct pci_dev.
2494  * id:    This is a unique id for the level. It identifies the
2495  *        part of the code from where the message originated.
2496  * msg:   The message to be displayed.
2497  */
2498 void
2499 ql_log_pci(uint32_t level, struct pci_dev *pdev, int32_t id,
2500 	   const char *fmt, ...)
2501 {
2502 	va_list va;
2503 	struct va_format vaf;
2504 	char pbuf[128];
2505 
2506 	if (pdev == NULL)
2507 		return;
2508 	if (level > ql_errlev)
2509 		return;
2510 
2511 	/* <module-name> <dev-name>:<msg-id> Message */
2512 	snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2513 		 QL_MSGHDR, dev_name(&(pdev->dev)), id);
2514 	pbuf[sizeof(pbuf) - 1] = 0;
2515 
2516 	va_start(va, fmt);
2517 
2518 	vaf.fmt = fmt;
2519 	vaf.va = &va;
2520 
2521 	switch (level) {
2522 	case ql_log_fatal: /* FATAL LOG */
2523 		pr_crit("%s%pV", pbuf, &vaf);
2524 		break;
2525 	case ql_log_warn:
2526 		pr_err("%s%pV", pbuf, &vaf);
2527 		break;
2528 	case ql_log_info:
2529 		pr_warn("%s%pV", pbuf, &vaf);
2530 		break;
2531 	default:
2532 		pr_info("%s%pV", pbuf, &vaf);
2533 		break;
2534 	}
2535 
2536 	va_end(va);
2537 }
2538 
2539 void
2540 ql_dump_regs(uint32_t level, scsi_qla_host_t *vha, int32_t id)
2541 {
2542 	int i;
2543 	struct qla_hw_data *ha = vha->hw;
2544 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2545 	struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
2546 	struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
2547 	uint16_t __iomem *mbx_reg;
2548 
2549 	if (!ql_mask_match(level))
2550 		return;
2551 
2552 	if (IS_P3P_TYPE(ha))
2553 		mbx_reg = &reg82->mailbox_in[0];
2554 	else if (IS_FWI2_CAPABLE(ha))
2555 		mbx_reg = &reg24->mailbox0;
2556 	else
2557 		mbx_reg = MAILBOX_REG(ha, reg, 0);
2558 
2559 	ql_dbg(level, vha, id, "Mailbox registers:\n");
2560 	for (i = 0; i < 6; i++)
2561 		ql_dbg(level, vha, id,
2562 		    "mbox[%d] 0x%04x\n", i, RD_REG_WORD(mbx_reg++));
2563 }
2564 
2565 
2566 void
2567 ql_dump_buffer(uint32_t level, scsi_qla_host_t *vha, int32_t id,
2568 	uint8_t *b, uint32_t size)
2569 {
2570 	uint32_t cnt;
2571 	uint8_t c;
2572 
2573 	if (!ql_mask_match(level))
2574 		return;
2575 
2576 	ql_dbg(level, vha, id, " 0   1   2   3   4   5   6   7   8   "
2577 	    "9  Ah  Bh  Ch  Dh  Eh  Fh\n");
2578 	ql_dbg(level, vha, id, "----------------------------------"
2579 	    "----------------------------\n");
2580 
2581 	ql_dbg(level, vha, id, " ");
2582 	for (cnt = 0; cnt < size;) {
2583 		c = *b++;
2584 		printk("%02x", (uint32_t) c);
2585 		cnt++;
2586 		if (!(cnt % 16))
2587 			printk("\n");
2588 		else
2589 			printk("  ");
2590 	}
2591 	if (cnt % 16)
2592 		ql_dbg(level, vha, id, "\n");
2593 }
2594