xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_dbg.c (revision 77a87824)
1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2014 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        |       0x0191       | 0x0146         |
15  * |                              |                    | 0x015b-0x0160	|
16  * |                              |                    | 0x016e		|
17  * | Mailbox commands             |       0x1199       | 0x1193		|
18  * | Device Discovery             |       0x2004       | 0x2016		|
19  * |                              |                    | 0x2011-0x2012, |
20  * |                              |                    | 0x2099-0x20a4  |
21  * | Queue Command and IO tracing |       0x3074       | 0x300b         |
22  * |                              |                    | 0x3027-0x3028  |
23  * |                              |                    | 0x303d-0x3041  |
24  * |                              |                    | 0x302d,0x3033  |
25  * |                              |                    | 0x3036,0x3038  |
26  * |                              |                    | 0x303a		|
27  * | DPC Thread                   |       0x4023       | 0x4002,0x4013  |
28  * | Async Events                 |       0x5090       | 0x502b-0x502f  |
29  * |				  | 		       | 0x5047         |
30  * |                              |                    | 0x5084,0x5075	|
31  * |                              |                    | 0x503d,0x5044  |
32  * |                              |                    | 0x505f		|
33  * | Timer Routines               |       0x6012       |                |
34  * | User Space Interactions      |       0x70e3       | 0x7018,0x702e  |
35  * |				  |		       | 0x7020,0x7024  |
36  * |                              |                    | 0x7039,0x7045  |
37  * |                              |                    | 0x7073-0x7075  |
38  * |                              |                    | 0x70a5-0x70a6  |
39  * |                              |                    | 0x70a8,0x70ab  |
40  * |                              |                    | 0x70ad-0x70ae  |
41  * |                              |                    | 0x70d0-0x70d6	|
42  * |                              |                    | 0x70d7-0x70db  |
43  * | Task Management              |       0x8042       | 0x8000,0x800b  |
44  * |                              |                    | 0x8019         |
45  * |                              |                    | 0x8025,0x8026  |
46  * |                              |                    | 0x8031,0x8032  |
47  * |                              |                    | 0x8039,0x803c  |
48  * | AER/EEH                      |       0x9011       |		|
49  * | Virtual Port                 |       0xa007       |		|
50  * | ISP82XX Specific             |       0xb157       | 0xb002,0xb024  |
51  * |                              |                    | 0xb09e,0xb0ae  |
52  * |				  |		       | 0xb0c3,0xb0c6  |
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                         |       0xd301       | 0xd031-0xd0ff	|
63  * |                              |                    | 0xd101-0xd1fe	|
64  * |                              |                    | 0xd214-0xd2fe	|
65  * | Target Mode		  |	  0xe080       |		|
66  * | Target Mode Management	  |	  0xf09b       | 0xf002		|
67  * |                              |                    | 0xf046-0xf049  |
68  * | Target Mode Task Management  |	  0x1000d      |		|
69  * ----------------------------------------------------------------------
70  */
71 
72 #include "qla_def.h"
73 
74 #include <linux/delay.h>
75 
76 static uint32_t ql_dbg_offset = 0x800;
77 
78 static inline void
79 qla2xxx_prep_dump(struct qla_hw_data *ha, struct qla2xxx_fw_dump *fw_dump)
80 {
81 	fw_dump->fw_major_version = htonl(ha->fw_major_version);
82 	fw_dump->fw_minor_version = htonl(ha->fw_minor_version);
83 	fw_dump->fw_subminor_version = htonl(ha->fw_subminor_version);
84 	fw_dump->fw_attributes = htonl(ha->fw_attributes);
85 
86 	fw_dump->vendor = htonl(ha->pdev->vendor);
87 	fw_dump->device = htonl(ha->pdev->device);
88 	fw_dump->subsystem_vendor = htonl(ha->pdev->subsystem_vendor);
89 	fw_dump->subsystem_device = htonl(ha->pdev->subsystem_device);
90 }
91 
92 static inline void *
93 qla2xxx_copy_queues(struct qla_hw_data *ha, void *ptr)
94 {
95 	struct req_que *req = ha->req_q_map[0];
96 	struct rsp_que *rsp = ha->rsp_q_map[0];
97 	/* Request queue. */
98 	memcpy(ptr, req->ring, req->length *
99 	    sizeof(request_t));
100 
101 	/* Response queue. */
102 	ptr += req->length * sizeof(request_t);
103 	memcpy(ptr, rsp->ring, rsp->length  *
104 	    sizeof(response_t));
105 
106 	return ptr + (rsp->length * sizeof(response_t));
107 }
108 
109 int
110 qla27xx_dump_mpi_ram(struct qla_hw_data *ha, uint32_t addr, uint32_t *ram,
111 	uint32_t ram_dwords, void **nxt)
112 {
113 	int rval;
114 	uint32_t cnt, stat, timer, dwords, idx;
115 	uint16_t mb0;
116 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
117 	dma_addr_t dump_dma = ha->gid_list_dma;
118 	uint32_t *dump = (uint32_t *)ha->gid_list;
119 
120 	rval = QLA_SUCCESS;
121 	mb0 = 0;
122 
123 	WRT_REG_WORD(&reg->mailbox0, MBC_LOAD_DUMP_MPI_RAM);
124 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
125 
126 	dwords = qla2x00_gid_list_size(ha) / 4;
127 	for (cnt = 0; cnt < ram_dwords && rval == QLA_SUCCESS;
128 	    cnt += dwords, addr += dwords) {
129 		if (cnt + dwords > ram_dwords)
130 			dwords = ram_dwords - cnt;
131 
132 		WRT_REG_WORD(&reg->mailbox1, LSW(addr));
133 		WRT_REG_WORD(&reg->mailbox8, MSW(addr));
134 
135 		WRT_REG_WORD(&reg->mailbox2, MSW(dump_dma));
136 		WRT_REG_WORD(&reg->mailbox3, LSW(dump_dma));
137 		WRT_REG_WORD(&reg->mailbox6, MSW(MSD(dump_dma)));
138 		WRT_REG_WORD(&reg->mailbox7, LSW(MSD(dump_dma)));
139 
140 		WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
141 		WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
142 
143 		WRT_REG_WORD(&reg->mailbox9, 0);
144 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
145 
146 		ha->flags.mbox_int = 0;
147 		for (timer = 6000000; timer; timer--) {
148 			/* Check for pending interrupts. */
149 			stat = RD_REG_DWORD(&reg->host_status);
150 			if (stat & HSRX_RISC_INT) {
151 				stat &= 0xff;
152 
153 				if (stat == 0x1 || stat == 0x2 ||
154 				    stat == 0x10 || stat == 0x11) {
155 					set_bit(MBX_INTERRUPT,
156 					    &ha->mbx_cmd_flags);
157 
158 					mb0 = RD_REG_WORD(&reg->mailbox0);
159 					RD_REG_WORD(&reg->mailbox1);
160 
161 					WRT_REG_DWORD(&reg->hccr,
162 					    HCCRX_CLR_RISC_INT);
163 					RD_REG_DWORD(&reg->hccr);
164 					break;
165 				}
166 
167 				/* Clear this intr; it wasn't a mailbox intr */
168 				WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
169 				RD_REG_DWORD(&reg->hccr);
170 			}
171 			udelay(5);
172 		}
173 		ha->flags.mbox_int = 1;
174 
175 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
176 			rval = mb0 & MBS_MASK;
177 			for (idx = 0; idx < dwords; idx++)
178 				ram[cnt + idx] = IS_QLA27XX(ha) ?
179 				    le32_to_cpu(dump[idx]) : swab32(dump[idx]);
180 		} else {
181 			rval = QLA_FUNCTION_FAILED;
182 		}
183 	}
184 
185 	*nxt = rval == QLA_SUCCESS ? &ram[cnt] : NULL;
186 	return rval;
187 }
188 
189 int
190 qla24xx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint32_t *ram,
191     uint32_t ram_dwords, void **nxt)
192 {
193 	int rval;
194 	uint32_t cnt, stat, timer, dwords, idx;
195 	uint16_t mb0;
196 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
197 	dma_addr_t dump_dma = ha->gid_list_dma;
198 	uint32_t *dump = (uint32_t *)ha->gid_list;
199 
200 	rval = QLA_SUCCESS;
201 	mb0 = 0;
202 
203 	WRT_REG_WORD(&reg->mailbox0, MBC_DUMP_RISC_RAM_EXTENDED);
204 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
205 
206 	dwords = qla2x00_gid_list_size(ha) / 4;
207 	for (cnt = 0; cnt < ram_dwords && rval == QLA_SUCCESS;
208 	    cnt += dwords, addr += dwords) {
209 		if (cnt + dwords > ram_dwords)
210 			dwords = ram_dwords - cnt;
211 
212 		WRT_REG_WORD(&reg->mailbox1, LSW(addr));
213 		WRT_REG_WORD(&reg->mailbox8, MSW(addr));
214 
215 		WRT_REG_WORD(&reg->mailbox2, MSW(dump_dma));
216 		WRT_REG_WORD(&reg->mailbox3, LSW(dump_dma));
217 		WRT_REG_WORD(&reg->mailbox6, MSW(MSD(dump_dma)));
218 		WRT_REG_WORD(&reg->mailbox7, LSW(MSD(dump_dma)));
219 
220 		WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
221 		WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
222 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
223 
224 		ha->flags.mbox_int = 0;
225 		for (timer = 6000000; timer; timer--) {
226 			/* Check for pending interrupts. */
227 			stat = RD_REG_DWORD(&reg->host_status);
228 			if (stat & HSRX_RISC_INT) {
229 				stat &= 0xff;
230 
231 				if (stat == 0x1 || stat == 0x2 ||
232 				    stat == 0x10 || stat == 0x11) {
233 					set_bit(MBX_INTERRUPT,
234 					    &ha->mbx_cmd_flags);
235 
236 					mb0 = RD_REG_WORD(&reg->mailbox0);
237 
238 					WRT_REG_DWORD(&reg->hccr,
239 					    HCCRX_CLR_RISC_INT);
240 					RD_REG_DWORD(&reg->hccr);
241 					break;
242 				}
243 
244 				/* Clear this intr; it wasn't a mailbox intr */
245 				WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
246 				RD_REG_DWORD(&reg->hccr);
247 			}
248 			udelay(5);
249 		}
250 		ha->flags.mbox_int = 1;
251 
252 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
253 			rval = mb0 & MBS_MASK;
254 			for (idx = 0; idx < dwords; idx++)
255 				ram[cnt + idx] = IS_QLA27XX(ha) ?
256 				    le32_to_cpu(dump[idx]) : swab32(dump[idx]);
257 		} else {
258 			rval = QLA_FUNCTION_FAILED;
259 		}
260 	}
261 
262 	*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
263 	return rval;
264 }
265 
266 static int
267 qla24xx_dump_memory(struct qla_hw_data *ha, uint32_t *code_ram,
268     uint32_t cram_size, void **nxt)
269 {
270 	int rval;
271 
272 	/* Code RAM. */
273 	rval = qla24xx_dump_ram(ha, 0x20000, code_ram, cram_size / 4, nxt);
274 	if (rval != QLA_SUCCESS)
275 		return rval;
276 
277 	set_bit(RISC_SRAM_DUMP_CMPL, &ha->fw_dump_cap_flags);
278 
279 	/* External Memory. */
280 	rval = qla24xx_dump_ram(ha, 0x100000, *nxt,
281 	    ha->fw_memory_size - 0x100000 + 1, nxt);
282 	if (rval == QLA_SUCCESS)
283 		set_bit(RISC_EXT_MEM_DUMP_CMPL, &ha->fw_dump_cap_flags);
284 
285 	return rval;
286 }
287 
288 static uint32_t *
289 qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase,
290     uint32_t count, uint32_t *buf)
291 {
292 	uint32_t __iomem *dmp_reg;
293 
294 	WRT_REG_DWORD(&reg->iobase_addr, iobase);
295 	dmp_reg = &reg->iobase_window;
296 	for ( ; count--; dmp_reg++)
297 		*buf++ = htonl(RD_REG_DWORD(dmp_reg));
298 
299 	return buf;
300 }
301 
302 void
303 qla24xx_pause_risc(struct device_reg_24xx __iomem *reg, struct qla_hw_data *ha)
304 {
305 	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_PAUSE);
306 
307 	/* 100 usec delay is sufficient enough for hardware to pause RISC */
308 	udelay(100);
309 	if (RD_REG_DWORD(&reg->host_status) & HSRX_RISC_PAUSED)
310 		set_bit(RISC_PAUSE_CMPL, &ha->fw_dump_cap_flags);
311 }
312 
313 int
314 qla24xx_soft_reset(struct qla_hw_data *ha)
315 {
316 	int rval = QLA_SUCCESS;
317 	uint32_t cnt;
318 	uint16_t wd;
319 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
320 
321 	/*
322 	 * Reset RISC. The delay is dependent on system architecture.
323 	 * Driver can proceed with the reset sequence after waiting
324 	 * for a timeout period.
325 	 */
326 	WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
327 	for (cnt = 0; cnt < 30000; cnt++) {
328 		if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
329 			break;
330 
331 		udelay(10);
332 	}
333 	if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE))
334 		set_bit(DMA_SHUTDOWN_CMPL, &ha->fw_dump_cap_flags);
335 
336 	WRT_REG_DWORD(&reg->ctrl_status,
337 	    CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
338 	pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
339 
340 	udelay(100);
341 
342 	/* Wait for soft-reset to complete. */
343 	for (cnt = 0; cnt < 30000; cnt++) {
344 		if ((RD_REG_DWORD(&reg->ctrl_status) &
345 		    CSRX_ISP_SOFT_RESET) == 0)
346 			break;
347 
348 		udelay(10);
349 	}
350 	if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_ISP_SOFT_RESET))
351 		set_bit(ISP_RESET_CMPL, &ha->fw_dump_cap_flags);
352 
353 	WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
354 	RD_REG_DWORD(&reg->hccr);             /* PCI Posting. */
355 
356 	for (cnt = 10000; RD_REG_WORD(&reg->mailbox0) != 0 &&
357 	    rval == QLA_SUCCESS; cnt--) {
358 		if (cnt)
359 			udelay(10);
360 		else
361 			rval = QLA_FUNCTION_TIMEOUT;
362 	}
363 	if (rval == QLA_SUCCESS)
364 		set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
365 
366 	return rval;
367 }
368 
369 static int
370 qla2xxx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint16_t *ram,
371     uint32_t ram_words, void **nxt)
372 {
373 	int rval;
374 	uint32_t cnt, stat, timer, words, idx;
375 	uint16_t mb0;
376 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
377 	dma_addr_t dump_dma = ha->gid_list_dma;
378 	uint16_t *dump = (uint16_t *)ha->gid_list;
379 
380 	rval = QLA_SUCCESS;
381 	mb0 = 0;
382 
383 	WRT_MAILBOX_REG(ha, reg, 0, MBC_DUMP_RISC_RAM_EXTENDED);
384 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
385 
386 	words = qla2x00_gid_list_size(ha) / 2;
387 	for (cnt = 0; cnt < ram_words && rval == QLA_SUCCESS;
388 	    cnt += words, addr += words) {
389 		if (cnt + words > ram_words)
390 			words = ram_words - cnt;
391 
392 		WRT_MAILBOX_REG(ha, reg, 1, LSW(addr));
393 		WRT_MAILBOX_REG(ha, reg, 8, MSW(addr));
394 
395 		WRT_MAILBOX_REG(ha, reg, 2, MSW(dump_dma));
396 		WRT_MAILBOX_REG(ha, reg, 3, LSW(dump_dma));
397 		WRT_MAILBOX_REG(ha, reg, 6, MSW(MSD(dump_dma)));
398 		WRT_MAILBOX_REG(ha, reg, 7, LSW(MSD(dump_dma)));
399 
400 		WRT_MAILBOX_REG(ha, reg, 4, words);
401 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
402 
403 		for (timer = 6000000; timer; timer--) {
404 			/* Check for pending interrupts. */
405 			stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
406 			if (stat & HSR_RISC_INT) {
407 				stat &= 0xff;
408 
409 				if (stat == 0x1 || stat == 0x2) {
410 					set_bit(MBX_INTERRUPT,
411 					    &ha->mbx_cmd_flags);
412 
413 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
414 
415 					/* Release mailbox registers. */
416 					WRT_REG_WORD(&reg->semaphore, 0);
417 					WRT_REG_WORD(&reg->hccr,
418 					    HCCR_CLR_RISC_INT);
419 					RD_REG_WORD(&reg->hccr);
420 					break;
421 				} else if (stat == 0x10 || stat == 0x11) {
422 					set_bit(MBX_INTERRUPT,
423 					    &ha->mbx_cmd_flags);
424 
425 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
426 
427 					WRT_REG_WORD(&reg->hccr,
428 					    HCCR_CLR_RISC_INT);
429 					RD_REG_WORD(&reg->hccr);
430 					break;
431 				}
432 
433 				/* clear this intr; it wasn't a mailbox intr */
434 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
435 				RD_REG_WORD(&reg->hccr);
436 			}
437 			udelay(5);
438 		}
439 
440 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
441 			rval = mb0 & MBS_MASK;
442 			for (idx = 0; idx < words; idx++)
443 				ram[cnt + idx] = swab16(dump[idx]);
444 		} else {
445 			rval = QLA_FUNCTION_FAILED;
446 		}
447 	}
448 
449 	*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
450 	return rval;
451 }
452 
453 static inline void
454 qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count,
455     uint16_t *buf)
456 {
457 	uint16_t __iomem *dmp_reg = &reg->u.isp2300.fb_cmd;
458 
459 	for ( ; count--; dmp_reg++)
460 		*buf++ = htons(RD_REG_WORD(dmp_reg));
461 }
462 
463 static inline void *
464 qla24xx_copy_eft(struct qla_hw_data *ha, void *ptr)
465 {
466 	if (!ha->eft)
467 		return ptr;
468 
469 	memcpy(ptr, ha->eft, ntohl(ha->fw_dump->eft_size));
470 	return ptr + ntohl(ha->fw_dump->eft_size);
471 }
472 
473 static inline void *
474 qla25xx_copy_fce(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
475 {
476 	uint32_t cnt;
477 	uint32_t *iter_reg;
478 	struct qla2xxx_fce_chain *fcec = ptr;
479 
480 	if (!ha->fce)
481 		return ptr;
482 
483 	*last_chain = &fcec->type;
484 	fcec->type = htonl(DUMP_CHAIN_FCE);
485 	fcec->chain_size = htonl(sizeof(struct qla2xxx_fce_chain) +
486 	    fce_calc_size(ha->fce_bufs));
487 	fcec->size = htonl(fce_calc_size(ha->fce_bufs));
488 	fcec->addr_l = htonl(LSD(ha->fce_dma));
489 	fcec->addr_h = htonl(MSD(ha->fce_dma));
490 
491 	iter_reg = fcec->eregs;
492 	for (cnt = 0; cnt < 8; cnt++)
493 		*iter_reg++ = htonl(ha->fce_mb[cnt]);
494 
495 	memcpy(iter_reg, ha->fce, ntohl(fcec->size));
496 
497 	return (char *)iter_reg + ntohl(fcec->size);
498 }
499 
500 static inline void *
501 qla2xxx_copy_atioqueues(struct qla_hw_data *ha, void *ptr,
502 	uint32_t **last_chain)
503 {
504 	struct qla2xxx_mqueue_chain *q;
505 	struct qla2xxx_mqueue_header *qh;
506 	uint32_t num_queues;
507 	int que;
508 	struct {
509 		int length;
510 		void *ring;
511 	} aq, *aqp;
512 
513 	if (!ha->tgt.atio_ring)
514 		return ptr;
515 
516 	num_queues = 1;
517 	aqp = &aq;
518 	aqp->length = ha->tgt.atio_q_length;
519 	aqp->ring = ha->tgt.atio_ring;
520 
521 	for (que = 0; que < num_queues; que++) {
522 		/* aqp = ha->atio_q_map[que]; */
523 		q = ptr;
524 		*last_chain = &q->type;
525 		q->type = htonl(DUMP_CHAIN_QUEUE);
526 		q->chain_size = htonl(
527 		    sizeof(struct qla2xxx_mqueue_chain) +
528 		    sizeof(struct qla2xxx_mqueue_header) +
529 		    (aqp->length * sizeof(request_t)));
530 		ptr += sizeof(struct qla2xxx_mqueue_chain);
531 
532 		/* Add header. */
533 		qh = ptr;
534 		qh->queue = htonl(TYPE_ATIO_QUEUE);
535 		qh->number = htonl(que);
536 		qh->size = htonl(aqp->length * sizeof(request_t));
537 		ptr += sizeof(struct qla2xxx_mqueue_header);
538 
539 		/* Add data. */
540 		memcpy(ptr, aqp->ring, aqp->length * sizeof(request_t));
541 
542 		ptr += aqp->length * sizeof(request_t);
543 	}
544 
545 	return ptr;
546 }
547 
548 static inline void *
549 qla25xx_copy_mqueues(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
550 {
551 	struct qla2xxx_mqueue_chain *q;
552 	struct qla2xxx_mqueue_header *qh;
553 	struct req_que *req;
554 	struct rsp_que *rsp;
555 	int que;
556 
557 	if (!ha->mqenable)
558 		return ptr;
559 
560 	/* Request queues */
561 	for (que = 1; que < ha->max_req_queues; que++) {
562 		req = ha->req_q_map[que];
563 		if (!req)
564 			break;
565 
566 		/* Add chain. */
567 		q = ptr;
568 		*last_chain = &q->type;
569 		q->type = htonl(DUMP_CHAIN_QUEUE);
570 		q->chain_size = htonl(
571 		    sizeof(struct qla2xxx_mqueue_chain) +
572 		    sizeof(struct qla2xxx_mqueue_header) +
573 		    (req->length * sizeof(request_t)));
574 		ptr += sizeof(struct qla2xxx_mqueue_chain);
575 
576 		/* Add header. */
577 		qh = ptr;
578 		qh->queue = htonl(TYPE_REQUEST_QUEUE);
579 		qh->number = htonl(que);
580 		qh->size = htonl(req->length * sizeof(request_t));
581 		ptr += sizeof(struct qla2xxx_mqueue_header);
582 
583 		/* Add data. */
584 		memcpy(ptr, req->ring, req->length * sizeof(request_t));
585 		ptr += req->length * sizeof(request_t);
586 	}
587 
588 	/* Response queues */
589 	for (que = 1; que < ha->max_rsp_queues; que++) {
590 		rsp = ha->rsp_q_map[que];
591 		if (!rsp)
592 			break;
593 
594 		/* Add chain. */
595 		q = ptr;
596 		*last_chain = &q->type;
597 		q->type = htonl(DUMP_CHAIN_QUEUE);
598 		q->chain_size = htonl(
599 		    sizeof(struct qla2xxx_mqueue_chain) +
600 		    sizeof(struct qla2xxx_mqueue_header) +
601 		    (rsp->length * sizeof(response_t)));
602 		ptr += sizeof(struct qla2xxx_mqueue_chain);
603 
604 		/* Add header. */
605 		qh = ptr;
606 		qh->queue = htonl(TYPE_RESPONSE_QUEUE);
607 		qh->number = htonl(que);
608 		qh->size = htonl(rsp->length * sizeof(response_t));
609 		ptr += sizeof(struct qla2xxx_mqueue_header);
610 
611 		/* Add data. */
612 		memcpy(ptr, rsp->ring, rsp->length * sizeof(response_t));
613 		ptr += rsp->length * sizeof(response_t);
614 	}
615 
616 	return ptr;
617 }
618 
619 static inline void *
620 qla25xx_copy_mq(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
621 {
622 	uint32_t cnt, que_idx;
623 	uint8_t que_cnt;
624 	struct qla2xxx_mq_chain *mq = ptr;
625 	device_reg_t *reg;
626 
627 	if (!ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha))
628 		return ptr;
629 
630 	mq = ptr;
631 	*last_chain = &mq->type;
632 	mq->type = htonl(DUMP_CHAIN_MQ);
633 	mq->chain_size = htonl(sizeof(struct qla2xxx_mq_chain));
634 
635 	que_cnt = ha->max_req_queues > ha->max_rsp_queues ?
636 		ha->max_req_queues : ha->max_rsp_queues;
637 	mq->count = htonl(que_cnt);
638 	for (cnt = 0; cnt < que_cnt; cnt++) {
639 		reg = ISP_QUE_REG(ha, cnt);
640 		que_idx = cnt * 4;
641 		mq->qregs[que_idx] =
642 		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_in));
643 		mq->qregs[que_idx+1] =
644 		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_out));
645 		mq->qregs[que_idx+2] =
646 		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_in));
647 		mq->qregs[que_idx+3] =
648 		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_out));
649 	}
650 
651 	return ptr + sizeof(struct qla2xxx_mq_chain);
652 }
653 
654 void
655 qla2xxx_dump_post_process(scsi_qla_host_t *vha, int rval)
656 {
657 	struct qla_hw_data *ha = vha->hw;
658 
659 	if (rval != QLA_SUCCESS) {
660 		ql_log(ql_log_warn, vha, 0xd000,
661 		    "Failed to dump firmware (%x), dump status flags (0x%lx).\n",
662 		    rval, ha->fw_dump_cap_flags);
663 		ha->fw_dumped = 0;
664 	} else {
665 		ql_log(ql_log_info, vha, 0xd001,
666 		    "Firmware dump saved to temp buffer (%ld/%p), dump status flags (0x%lx).\n",
667 		    vha->host_no, ha->fw_dump, ha->fw_dump_cap_flags);
668 		ha->fw_dumped = 1;
669 		qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP);
670 	}
671 }
672 
673 /**
674  * qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
675  * @ha: HA context
676  * @hardware_locked: Called with the hardware_lock
677  */
678 void
679 qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
680 {
681 	int		rval;
682 	uint32_t	cnt;
683 	struct qla_hw_data *ha = vha->hw;
684 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
685 	uint16_t __iomem *dmp_reg;
686 	unsigned long	flags;
687 	struct qla2300_fw_dump	*fw;
688 	void		*nxt;
689 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
690 
691 	flags = 0;
692 
693 #ifndef __CHECKER__
694 	if (!hardware_locked)
695 		spin_lock_irqsave(&ha->hardware_lock, flags);
696 #endif
697 
698 	if (!ha->fw_dump) {
699 		ql_log(ql_log_warn, vha, 0xd002,
700 		    "No buffer available for dump.\n");
701 		goto qla2300_fw_dump_failed;
702 	}
703 
704 	if (ha->fw_dumped) {
705 		ql_log(ql_log_warn, vha, 0xd003,
706 		    "Firmware has been previously dumped (%p) "
707 		    "-- ignoring request.\n",
708 		    ha->fw_dump);
709 		goto qla2300_fw_dump_failed;
710 	}
711 	fw = &ha->fw_dump->isp.isp23;
712 	qla2xxx_prep_dump(ha, ha->fw_dump);
713 
714 	rval = QLA_SUCCESS;
715 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
716 
717 	/* Pause RISC. */
718 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
719 	if (IS_QLA2300(ha)) {
720 		for (cnt = 30000;
721 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
722 			rval == QLA_SUCCESS; cnt--) {
723 			if (cnt)
724 				udelay(100);
725 			else
726 				rval = QLA_FUNCTION_TIMEOUT;
727 		}
728 	} else {
729 		RD_REG_WORD(&reg->hccr);		/* PCI Posting. */
730 		udelay(10);
731 	}
732 
733 	if (rval == QLA_SUCCESS) {
734 		dmp_reg = &reg->flash_address;
735 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++, dmp_reg++)
736 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
737 
738 		dmp_reg = &reg->u.isp2300.req_q_in;
739 		for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2;
740 		    cnt++, dmp_reg++)
741 			fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
742 
743 		dmp_reg = &reg->u.isp2300.mailbox0;
744 		for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2;
745 		    cnt++, dmp_reg++)
746 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
747 
748 		WRT_REG_WORD(&reg->ctrl_status, 0x40);
749 		qla2xxx_read_window(reg, 32, fw->resp_dma_reg);
750 
751 		WRT_REG_WORD(&reg->ctrl_status, 0x50);
752 		qla2xxx_read_window(reg, 48, fw->dma_reg);
753 
754 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
755 		dmp_reg = &reg->risc_hw;
756 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2;
757 		    cnt++, dmp_reg++)
758 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
759 
760 		WRT_REG_WORD(&reg->pcr, 0x2000);
761 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
762 
763 		WRT_REG_WORD(&reg->pcr, 0x2200);
764 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
765 
766 		WRT_REG_WORD(&reg->pcr, 0x2400);
767 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
768 
769 		WRT_REG_WORD(&reg->pcr, 0x2600);
770 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
771 
772 		WRT_REG_WORD(&reg->pcr, 0x2800);
773 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
774 
775 		WRT_REG_WORD(&reg->pcr, 0x2A00);
776 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
777 
778 		WRT_REG_WORD(&reg->pcr, 0x2C00);
779 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
780 
781 		WRT_REG_WORD(&reg->pcr, 0x2E00);
782 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
783 
784 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
785 		qla2xxx_read_window(reg, 64, fw->frame_buf_hdw_reg);
786 
787 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
788 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
789 
790 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
791 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
792 
793 		/* Reset RISC. */
794 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
795 		for (cnt = 0; cnt < 30000; cnt++) {
796 			if ((RD_REG_WORD(&reg->ctrl_status) &
797 			    CSR_ISP_SOFT_RESET) == 0)
798 				break;
799 
800 			udelay(10);
801 		}
802 	}
803 
804 	if (!IS_QLA2300(ha)) {
805 		for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
806 		    rval == QLA_SUCCESS; cnt--) {
807 			if (cnt)
808 				udelay(100);
809 			else
810 				rval = QLA_FUNCTION_TIMEOUT;
811 		}
812 	}
813 
814 	/* Get RISC SRAM. */
815 	if (rval == QLA_SUCCESS)
816 		rval = qla2xxx_dump_ram(ha, 0x800, fw->risc_ram,
817 		    sizeof(fw->risc_ram) / 2, &nxt);
818 
819 	/* Get stack SRAM. */
820 	if (rval == QLA_SUCCESS)
821 		rval = qla2xxx_dump_ram(ha, 0x10000, fw->stack_ram,
822 		    sizeof(fw->stack_ram) / 2, &nxt);
823 
824 	/* Get data SRAM. */
825 	if (rval == QLA_SUCCESS)
826 		rval = qla2xxx_dump_ram(ha, 0x11000, fw->data_ram,
827 		    ha->fw_memory_size - 0x11000 + 1, &nxt);
828 
829 	if (rval == QLA_SUCCESS)
830 		qla2xxx_copy_queues(ha, nxt);
831 
832 	qla2xxx_dump_post_process(base_vha, rval);
833 
834 qla2300_fw_dump_failed:
835 #ifndef __CHECKER__
836 	if (!hardware_locked)
837 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
838 #else
839 	;
840 #endif
841 }
842 
843 /**
844  * qla2100_fw_dump() - Dumps binary data from the 2100/2200 firmware.
845  * @ha: HA context
846  * @hardware_locked: Called with the hardware_lock
847  */
848 void
849 qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
850 {
851 	int		rval;
852 	uint32_t	cnt, timer;
853 	uint16_t	risc_address;
854 	uint16_t	mb0, mb2;
855 	struct qla_hw_data *ha = vha->hw;
856 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
857 	uint16_t __iomem *dmp_reg;
858 	unsigned long	flags;
859 	struct qla2100_fw_dump	*fw;
860 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
861 
862 	risc_address = 0;
863 	mb0 = mb2 = 0;
864 	flags = 0;
865 
866 #ifndef __CHECKER__
867 	if (!hardware_locked)
868 		spin_lock_irqsave(&ha->hardware_lock, flags);
869 #endif
870 
871 	if (!ha->fw_dump) {
872 		ql_log(ql_log_warn, vha, 0xd004,
873 		    "No buffer available for dump.\n");
874 		goto qla2100_fw_dump_failed;
875 	}
876 
877 	if (ha->fw_dumped) {
878 		ql_log(ql_log_warn, vha, 0xd005,
879 		    "Firmware has been previously dumped (%p) "
880 		    "-- ignoring request.\n",
881 		    ha->fw_dump);
882 		goto qla2100_fw_dump_failed;
883 	}
884 	fw = &ha->fw_dump->isp.isp21;
885 	qla2xxx_prep_dump(ha, ha->fw_dump);
886 
887 	rval = QLA_SUCCESS;
888 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
889 
890 	/* Pause RISC. */
891 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
892 	for (cnt = 30000; (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
893 	    rval == QLA_SUCCESS; cnt--) {
894 		if (cnt)
895 			udelay(100);
896 		else
897 			rval = QLA_FUNCTION_TIMEOUT;
898 	}
899 	if (rval == QLA_SUCCESS) {
900 		dmp_reg = &reg->flash_address;
901 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++, dmp_reg++)
902 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
903 
904 		dmp_reg = &reg->u.isp2100.mailbox0;
905 		for (cnt = 0; cnt < ha->mbx_count; cnt++, dmp_reg++) {
906 			if (cnt == 8)
907 				dmp_reg = &reg->u_end.isp2200.mailbox8;
908 
909 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
910 		}
911 
912 		dmp_reg = &reg->u.isp2100.unused_2[0];
913 		for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++, dmp_reg++)
914 			fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
915 
916 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
917 		dmp_reg = &reg->risc_hw;
918 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++, dmp_reg++)
919 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
920 
921 		WRT_REG_WORD(&reg->pcr, 0x2000);
922 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
923 
924 		WRT_REG_WORD(&reg->pcr, 0x2100);
925 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
926 
927 		WRT_REG_WORD(&reg->pcr, 0x2200);
928 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
929 
930 		WRT_REG_WORD(&reg->pcr, 0x2300);
931 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
932 
933 		WRT_REG_WORD(&reg->pcr, 0x2400);
934 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
935 
936 		WRT_REG_WORD(&reg->pcr, 0x2500);
937 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
938 
939 		WRT_REG_WORD(&reg->pcr, 0x2600);
940 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
941 
942 		WRT_REG_WORD(&reg->pcr, 0x2700);
943 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
944 
945 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
946 		qla2xxx_read_window(reg, 16, fw->frame_buf_hdw_reg);
947 
948 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
949 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
950 
951 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
952 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
953 
954 		/* Reset the ISP. */
955 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
956 	}
957 
958 	for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
959 	    rval == QLA_SUCCESS; cnt--) {
960 		if (cnt)
961 			udelay(100);
962 		else
963 			rval = QLA_FUNCTION_TIMEOUT;
964 	}
965 
966 	/* Pause RISC. */
967 	if (rval == QLA_SUCCESS && (IS_QLA2200(ha) || (IS_QLA2100(ha) &&
968 	    (RD_REG_WORD(&reg->mctr) & (BIT_1 | BIT_0)) != 0))) {
969 
970 		WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
971 		for (cnt = 30000;
972 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
973 		    rval == QLA_SUCCESS; cnt--) {
974 			if (cnt)
975 				udelay(100);
976 			else
977 				rval = QLA_FUNCTION_TIMEOUT;
978 		}
979 		if (rval == QLA_SUCCESS) {
980 			/* Set memory configuration and timing. */
981 			if (IS_QLA2100(ha))
982 				WRT_REG_WORD(&reg->mctr, 0xf1);
983 			else
984 				WRT_REG_WORD(&reg->mctr, 0xf2);
985 			RD_REG_WORD(&reg->mctr);	/* PCI Posting. */
986 
987 			/* Release RISC. */
988 			WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
989 		}
990 	}
991 
992 	if (rval == QLA_SUCCESS) {
993 		/* Get RISC SRAM. */
994 		risc_address = 0x1000;
995  		WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
996 		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
997 	}
998 	for (cnt = 0; cnt < sizeof(fw->risc_ram) / 2 && rval == QLA_SUCCESS;
999 	    cnt++, risc_address++) {
1000  		WRT_MAILBOX_REG(ha, reg, 1, risc_address);
1001 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
1002 
1003 		for (timer = 6000000; timer != 0; timer--) {
1004 			/* Check for pending interrupts. */
1005 			if (RD_REG_WORD(&reg->istatus) & ISR_RISC_INT) {
1006 				if (RD_REG_WORD(&reg->semaphore) & BIT_0) {
1007 					set_bit(MBX_INTERRUPT,
1008 					    &ha->mbx_cmd_flags);
1009 
1010 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
1011 					mb2 = RD_MAILBOX_REG(ha, reg, 2);
1012 
1013 					WRT_REG_WORD(&reg->semaphore, 0);
1014 					WRT_REG_WORD(&reg->hccr,
1015 					    HCCR_CLR_RISC_INT);
1016 					RD_REG_WORD(&reg->hccr);
1017 					break;
1018 				}
1019 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
1020 				RD_REG_WORD(&reg->hccr);
1021 			}
1022 			udelay(5);
1023 		}
1024 
1025 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
1026 			rval = mb0 & MBS_MASK;
1027 			fw->risc_ram[cnt] = htons(mb2);
1028 		} else {
1029 			rval = QLA_FUNCTION_FAILED;
1030 		}
1031 	}
1032 
1033 	if (rval == QLA_SUCCESS)
1034 		qla2xxx_copy_queues(ha, &fw->risc_ram[cnt]);
1035 
1036 	qla2xxx_dump_post_process(base_vha, rval);
1037 
1038 qla2100_fw_dump_failed:
1039 #ifndef __CHECKER__
1040 	if (!hardware_locked)
1041 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1042 #else
1043 	;
1044 #endif
1045 }
1046 
1047 void
1048 qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1049 {
1050 	int		rval;
1051 	uint32_t	cnt;
1052 	struct qla_hw_data *ha = vha->hw;
1053 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1054 	uint32_t __iomem *dmp_reg;
1055 	uint32_t	*iter_reg;
1056 	uint16_t __iomem *mbx_reg;
1057 	unsigned long	flags;
1058 	struct qla24xx_fw_dump *fw;
1059 	void		*nxt;
1060 	void		*nxt_chain;
1061 	uint32_t	*last_chain = NULL;
1062 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1063 
1064 	if (IS_P3P_TYPE(ha))
1065 		return;
1066 
1067 	flags = 0;
1068 	ha->fw_dump_cap_flags = 0;
1069 
1070 #ifndef __CHECKER__
1071 	if (!hardware_locked)
1072 		spin_lock_irqsave(&ha->hardware_lock, flags);
1073 #endif
1074 
1075 	if (!ha->fw_dump) {
1076 		ql_log(ql_log_warn, vha, 0xd006,
1077 		    "No buffer available for dump.\n");
1078 		goto qla24xx_fw_dump_failed;
1079 	}
1080 
1081 	if (ha->fw_dumped) {
1082 		ql_log(ql_log_warn, vha, 0xd007,
1083 		    "Firmware has been previously dumped (%p) "
1084 		    "-- ignoring request.\n",
1085 		    ha->fw_dump);
1086 		goto qla24xx_fw_dump_failed;
1087 	}
1088 	fw = &ha->fw_dump->isp.isp24;
1089 	qla2xxx_prep_dump(ha, ha->fw_dump);
1090 
1091 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1092 
1093 	/*
1094 	 * Pause RISC. No need to track timeout, as resetting the chip
1095 	 * is the right approach incase of pause timeout
1096 	 */
1097 	qla24xx_pause_risc(reg, ha);
1098 
1099 	/* Host interface registers. */
1100 	dmp_reg = &reg->flash_addr;
1101 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
1102 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
1103 
1104 	/* Disable interrupts. */
1105 	WRT_REG_DWORD(&reg->ictrl, 0);
1106 	RD_REG_DWORD(&reg->ictrl);
1107 
1108 	/* Shadow registers. */
1109 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1110 	RD_REG_DWORD(&reg->iobase_addr);
1111 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1112 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1113 
1114 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1115 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1116 
1117 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1118 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1119 
1120 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1121 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1122 
1123 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1124 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1125 
1126 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1127 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1128 
1129 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1130 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1131 
1132 	/* Mailbox registers. */
1133 	mbx_reg = &reg->mailbox0;
1134 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, dmp_reg++)
1135 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
1136 
1137 	/* Transfer sequence registers. */
1138 	iter_reg = fw->xseq_gp_reg;
1139 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1140 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1141 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1142 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1143 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1144 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1145 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1146 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1147 
1148 	qla24xx_read_window(reg, 0xBFE0, 16, fw->xseq_0_reg);
1149 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1150 
1151 	/* Receive sequence registers. */
1152 	iter_reg = fw->rseq_gp_reg;
1153 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1154 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1155 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1156 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1157 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1158 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1159 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1160 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1161 
1162 	qla24xx_read_window(reg, 0xFFD0, 16, fw->rseq_0_reg);
1163 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1164 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1165 
1166 	/* Command DMA registers. */
1167 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1168 
1169 	/* Queues. */
1170 	iter_reg = fw->req0_dma_reg;
1171 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1172 	dmp_reg = &reg->iobase_q;
1173 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1174 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1175 
1176 	iter_reg = fw->resp0_dma_reg;
1177 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1178 	dmp_reg = &reg->iobase_q;
1179 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1180 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1181 
1182 	iter_reg = fw->req1_dma_reg;
1183 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1184 	dmp_reg = &reg->iobase_q;
1185 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1186 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1187 
1188 	/* Transmit DMA registers. */
1189 	iter_reg = fw->xmt0_dma_reg;
1190 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1191 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1192 
1193 	iter_reg = fw->xmt1_dma_reg;
1194 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1195 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1196 
1197 	iter_reg = fw->xmt2_dma_reg;
1198 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1199 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1200 
1201 	iter_reg = fw->xmt3_dma_reg;
1202 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1203 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1204 
1205 	iter_reg = fw->xmt4_dma_reg;
1206 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1207 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1208 
1209 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1210 
1211 	/* Receive DMA registers. */
1212 	iter_reg = fw->rcvt0_data_dma_reg;
1213 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1214 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1215 
1216 	iter_reg = fw->rcvt1_data_dma_reg;
1217 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1218 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1219 
1220 	/* RISC registers. */
1221 	iter_reg = fw->risc_gp_reg;
1222 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1223 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1224 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1225 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1226 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1227 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1228 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1229 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1230 
1231 	/* Local memory controller registers. */
1232 	iter_reg = fw->lmc_reg;
1233 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1234 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1235 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1236 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1237 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1238 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1239 	qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1240 
1241 	/* Fibre Protocol Module registers. */
1242 	iter_reg = fw->fpm_hdw_reg;
1243 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1244 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1245 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1246 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1247 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1248 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1249 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1250 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1251 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1252 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1253 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1254 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1255 
1256 	/* Frame Buffer registers. */
1257 	iter_reg = fw->fb_hdw_reg;
1258 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1259 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1260 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1261 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1262 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1263 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1264 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1265 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1266 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1267 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1268 	qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1269 
1270 	rval = qla24xx_soft_reset(ha);
1271 	if (rval != QLA_SUCCESS)
1272 		goto qla24xx_fw_dump_failed_0;
1273 
1274 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1275 	    &nxt);
1276 	if (rval != QLA_SUCCESS)
1277 		goto qla24xx_fw_dump_failed_0;
1278 
1279 	nxt = qla2xxx_copy_queues(ha, nxt);
1280 
1281 	qla24xx_copy_eft(ha, nxt);
1282 
1283 	nxt_chain = (void *)ha->fw_dump + ha->chain_offset;
1284 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1285 	if (last_chain) {
1286 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1287 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1288 	}
1289 
1290 	/* Adjust valid length. */
1291 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1292 
1293 qla24xx_fw_dump_failed_0:
1294 	qla2xxx_dump_post_process(base_vha, rval);
1295 
1296 qla24xx_fw_dump_failed:
1297 #ifndef __CHECKER__
1298 	if (!hardware_locked)
1299 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1300 #else
1301 	;
1302 #endif
1303 }
1304 
1305 void
1306 qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1307 {
1308 	int		rval;
1309 	uint32_t	cnt;
1310 	struct qla_hw_data *ha = vha->hw;
1311 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1312 	uint32_t __iomem *dmp_reg;
1313 	uint32_t	*iter_reg;
1314 	uint16_t __iomem *mbx_reg;
1315 	unsigned long	flags;
1316 	struct qla25xx_fw_dump *fw;
1317 	void		*nxt, *nxt_chain;
1318 	uint32_t	*last_chain = NULL;
1319 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1320 
1321 	flags = 0;
1322 	ha->fw_dump_cap_flags = 0;
1323 
1324 #ifndef __CHECKER__
1325 	if (!hardware_locked)
1326 		spin_lock_irqsave(&ha->hardware_lock, flags);
1327 #endif
1328 
1329 	if (!ha->fw_dump) {
1330 		ql_log(ql_log_warn, vha, 0xd008,
1331 		    "No buffer available for dump.\n");
1332 		goto qla25xx_fw_dump_failed;
1333 	}
1334 
1335 	if (ha->fw_dumped) {
1336 		ql_log(ql_log_warn, vha, 0xd009,
1337 		    "Firmware has been previously dumped (%p) "
1338 		    "-- ignoring request.\n",
1339 		    ha->fw_dump);
1340 		goto qla25xx_fw_dump_failed;
1341 	}
1342 	fw = &ha->fw_dump->isp.isp25;
1343 	qla2xxx_prep_dump(ha, ha->fw_dump);
1344 	ha->fw_dump->version = htonl(2);
1345 
1346 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1347 
1348 	/*
1349 	 * Pause RISC. No need to track timeout, as resetting the chip
1350 	 * is the right approach incase of pause timeout
1351 	 */
1352 	qla24xx_pause_risc(reg, ha);
1353 
1354 	/* Host/Risc registers. */
1355 	iter_reg = fw->host_risc_reg;
1356 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1357 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1358 
1359 	/* PCIe registers. */
1360 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1361 	RD_REG_DWORD(&reg->iobase_addr);
1362 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1363 	dmp_reg = &reg->iobase_c4;
1364 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg));
1365 	dmp_reg++;
1366 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg));
1367 	dmp_reg++;
1368 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1369 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1370 
1371 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1372 	RD_REG_DWORD(&reg->iobase_window);
1373 
1374 	/* Host interface registers. */
1375 	dmp_reg = &reg->flash_addr;
1376 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
1377 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
1378 
1379 	/* Disable interrupts. */
1380 	WRT_REG_DWORD(&reg->ictrl, 0);
1381 	RD_REG_DWORD(&reg->ictrl);
1382 
1383 	/* Shadow registers. */
1384 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1385 	RD_REG_DWORD(&reg->iobase_addr);
1386 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1387 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1388 
1389 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1390 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1391 
1392 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1393 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1394 
1395 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1396 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1397 
1398 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1399 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1400 
1401 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1402 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1403 
1404 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1405 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1406 
1407 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1408 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1409 
1410 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1411 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1412 
1413 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1414 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1415 
1416 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1417 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1418 
1419 	/* RISC I/O register. */
1420 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1421 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1422 
1423 	/* Mailbox registers. */
1424 	mbx_reg = &reg->mailbox0;
1425 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++)
1426 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
1427 
1428 	/* Transfer sequence registers. */
1429 	iter_reg = fw->xseq_gp_reg;
1430 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1431 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1432 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1433 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1434 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1435 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1436 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1437 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1438 
1439 	iter_reg = fw->xseq_0_reg;
1440 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1441 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1442 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1443 
1444 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1445 
1446 	/* Receive sequence registers. */
1447 	iter_reg = fw->rseq_gp_reg;
1448 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1449 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1450 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1451 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1452 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1453 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1454 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1455 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1456 
1457 	iter_reg = fw->rseq_0_reg;
1458 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1459 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1460 
1461 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1462 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1463 
1464 	/* Auxiliary sequence registers. */
1465 	iter_reg = fw->aseq_gp_reg;
1466 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1467 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1468 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1469 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1470 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1471 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1472 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1473 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1474 
1475 	iter_reg = fw->aseq_0_reg;
1476 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1477 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1478 
1479 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1480 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1481 
1482 	/* Command DMA registers. */
1483 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1484 
1485 	/* Queues. */
1486 	iter_reg = fw->req0_dma_reg;
1487 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1488 	dmp_reg = &reg->iobase_q;
1489 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1490 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1491 
1492 	iter_reg = fw->resp0_dma_reg;
1493 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1494 	dmp_reg = &reg->iobase_q;
1495 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1496 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1497 
1498 	iter_reg = fw->req1_dma_reg;
1499 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1500 	dmp_reg = &reg->iobase_q;
1501 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1502 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1503 
1504 	/* Transmit DMA registers. */
1505 	iter_reg = fw->xmt0_dma_reg;
1506 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1507 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1508 
1509 	iter_reg = fw->xmt1_dma_reg;
1510 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1511 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1512 
1513 	iter_reg = fw->xmt2_dma_reg;
1514 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1515 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1516 
1517 	iter_reg = fw->xmt3_dma_reg;
1518 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1519 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1520 
1521 	iter_reg = fw->xmt4_dma_reg;
1522 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1523 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1524 
1525 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1526 
1527 	/* Receive DMA registers. */
1528 	iter_reg = fw->rcvt0_data_dma_reg;
1529 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1530 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1531 
1532 	iter_reg = fw->rcvt1_data_dma_reg;
1533 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1534 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1535 
1536 	/* RISC registers. */
1537 	iter_reg = fw->risc_gp_reg;
1538 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1539 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1540 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1541 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1542 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1543 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1544 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1545 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1546 
1547 	/* Local memory controller registers. */
1548 	iter_reg = fw->lmc_reg;
1549 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1550 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1551 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1552 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1553 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1554 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1555 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1556 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1557 
1558 	/* Fibre Protocol Module registers. */
1559 	iter_reg = fw->fpm_hdw_reg;
1560 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1561 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1562 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1563 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1564 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1565 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1566 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1567 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1568 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1569 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1570 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1571 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1572 
1573 	/* Frame Buffer registers. */
1574 	iter_reg = fw->fb_hdw_reg;
1575 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1576 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1577 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1578 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1579 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1580 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1581 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1582 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1583 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1584 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1585 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1586 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1587 
1588 	/* Multi queue registers */
1589 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1590 	    &last_chain);
1591 
1592 	rval = qla24xx_soft_reset(ha);
1593 	if (rval != QLA_SUCCESS)
1594 		goto qla25xx_fw_dump_failed_0;
1595 
1596 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1597 	    &nxt);
1598 	if (rval != QLA_SUCCESS)
1599 		goto qla25xx_fw_dump_failed_0;
1600 
1601 	nxt = qla2xxx_copy_queues(ha, nxt);
1602 
1603 	qla24xx_copy_eft(ha, nxt);
1604 
1605 	/* Chain entries -- started with MQ. */
1606 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1607 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1608 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1609 	if (last_chain) {
1610 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1611 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1612 	}
1613 
1614 	/* Adjust valid length. */
1615 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1616 
1617 qla25xx_fw_dump_failed_0:
1618 	qla2xxx_dump_post_process(base_vha, rval);
1619 
1620 qla25xx_fw_dump_failed:
1621 #ifndef __CHECKER__
1622 	if (!hardware_locked)
1623 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1624 #else
1625 	;
1626 #endif
1627 }
1628 
1629 void
1630 qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1631 {
1632 	int		rval;
1633 	uint32_t	cnt;
1634 	struct qla_hw_data *ha = vha->hw;
1635 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1636 	uint32_t __iomem *dmp_reg;
1637 	uint32_t	*iter_reg;
1638 	uint16_t __iomem *mbx_reg;
1639 	unsigned long	flags;
1640 	struct qla81xx_fw_dump *fw;
1641 	void		*nxt, *nxt_chain;
1642 	uint32_t	*last_chain = NULL;
1643 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1644 
1645 	flags = 0;
1646 	ha->fw_dump_cap_flags = 0;
1647 
1648 #ifndef __CHECKER__
1649 	if (!hardware_locked)
1650 		spin_lock_irqsave(&ha->hardware_lock, flags);
1651 #endif
1652 
1653 	if (!ha->fw_dump) {
1654 		ql_log(ql_log_warn, vha, 0xd00a,
1655 		    "No buffer available for dump.\n");
1656 		goto qla81xx_fw_dump_failed;
1657 	}
1658 
1659 	if (ha->fw_dumped) {
1660 		ql_log(ql_log_warn, vha, 0xd00b,
1661 		    "Firmware has been previously dumped (%p) "
1662 		    "-- ignoring request.\n",
1663 		    ha->fw_dump);
1664 		goto qla81xx_fw_dump_failed;
1665 	}
1666 	fw = &ha->fw_dump->isp.isp81;
1667 	qla2xxx_prep_dump(ha, ha->fw_dump);
1668 
1669 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1670 
1671 	/*
1672 	 * Pause RISC. No need to track timeout, as resetting the chip
1673 	 * is the right approach incase of pause timeout
1674 	 */
1675 	qla24xx_pause_risc(reg, ha);
1676 
1677 	/* Host/Risc registers. */
1678 	iter_reg = fw->host_risc_reg;
1679 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1680 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1681 
1682 	/* PCIe registers. */
1683 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1684 	RD_REG_DWORD(&reg->iobase_addr);
1685 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1686 	dmp_reg = &reg->iobase_c4;
1687 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg));
1688 	dmp_reg++;
1689 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg));
1690 	dmp_reg++;
1691 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1692 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1693 
1694 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1695 	RD_REG_DWORD(&reg->iobase_window);
1696 
1697 	/* Host interface registers. */
1698 	dmp_reg = &reg->flash_addr;
1699 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
1700 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
1701 
1702 	/* Disable interrupts. */
1703 	WRT_REG_DWORD(&reg->ictrl, 0);
1704 	RD_REG_DWORD(&reg->ictrl);
1705 
1706 	/* Shadow registers. */
1707 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1708 	RD_REG_DWORD(&reg->iobase_addr);
1709 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1710 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1711 
1712 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1713 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1714 
1715 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1716 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1717 
1718 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1719 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1720 
1721 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1722 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1723 
1724 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1725 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1726 
1727 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1728 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1729 
1730 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1731 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1732 
1733 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1734 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1735 
1736 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1737 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1738 
1739 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1740 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1741 
1742 	/* RISC I/O register. */
1743 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1744 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1745 
1746 	/* Mailbox registers. */
1747 	mbx_reg = &reg->mailbox0;
1748 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++)
1749 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
1750 
1751 	/* Transfer sequence registers. */
1752 	iter_reg = fw->xseq_gp_reg;
1753 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1754 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1755 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1756 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1757 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1758 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1759 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1760 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1761 
1762 	iter_reg = fw->xseq_0_reg;
1763 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1764 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1765 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1766 
1767 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1768 
1769 	/* Receive sequence registers. */
1770 	iter_reg = fw->rseq_gp_reg;
1771 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1772 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1773 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1774 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1775 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1776 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1777 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1778 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1779 
1780 	iter_reg = fw->rseq_0_reg;
1781 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1782 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1783 
1784 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1785 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1786 
1787 	/* Auxiliary sequence registers. */
1788 	iter_reg = fw->aseq_gp_reg;
1789 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1790 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1791 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1792 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1793 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1794 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1795 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1796 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1797 
1798 	iter_reg = fw->aseq_0_reg;
1799 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1800 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1801 
1802 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1803 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1804 
1805 	/* Command DMA registers. */
1806 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1807 
1808 	/* Queues. */
1809 	iter_reg = fw->req0_dma_reg;
1810 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1811 	dmp_reg = &reg->iobase_q;
1812 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1813 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1814 
1815 	iter_reg = fw->resp0_dma_reg;
1816 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1817 	dmp_reg = &reg->iobase_q;
1818 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1819 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1820 
1821 	iter_reg = fw->req1_dma_reg;
1822 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1823 	dmp_reg = &reg->iobase_q;
1824 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1825 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1826 
1827 	/* Transmit DMA registers. */
1828 	iter_reg = fw->xmt0_dma_reg;
1829 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1830 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1831 
1832 	iter_reg = fw->xmt1_dma_reg;
1833 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1834 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1835 
1836 	iter_reg = fw->xmt2_dma_reg;
1837 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1838 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1839 
1840 	iter_reg = fw->xmt3_dma_reg;
1841 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1842 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1843 
1844 	iter_reg = fw->xmt4_dma_reg;
1845 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1846 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1847 
1848 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1849 
1850 	/* Receive DMA registers. */
1851 	iter_reg = fw->rcvt0_data_dma_reg;
1852 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1853 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1854 
1855 	iter_reg = fw->rcvt1_data_dma_reg;
1856 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1857 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1858 
1859 	/* RISC registers. */
1860 	iter_reg = fw->risc_gp_reg;
1861 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1862 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1863 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1864 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1865 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1866 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1867 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1868 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1869 
1870 	/* Local memory controller registers. */
1871 	iter_reg = fw->lmc_reg;
1872 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1873 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1874 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1875 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1876 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1877 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1878 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1879 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1880 
1881 	/* Fibre Protocol Module registers. */
1882 	iter_reg = fw->fpm_hdw_reg;
1883 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1884 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1885 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1886 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1887 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1888 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1889 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1890 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1891 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1892 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1893 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1894 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1895 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
1896 	qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
1897 
1898 	/* Frame Buffer registers. */
1899 	iter_reg = fw->fb_hdw_reg;
1900 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1901 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1902 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1903 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1904 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1905 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1906 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1907 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1908 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1909 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1910 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1911 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
1912 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1913 
1914 	/* Multi queue registers */
1915 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1916 	    &last_chain);
1917 
1918 	rval = qla24xx_soft_reset(ha);
1919 	if (rval != QLA_SUCCESS)
1920 		goto qla81xx_fw_dump_failed_0;
1921 
1922 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1923 	    &nxt);
1924 	if (rval != QLA_SUCCESS)
1925 		goto qla81xx_fw_dump_failed_0;
1926 
1927 	nxt = qla2xxx_copy_queues(ha, nxt);
1928 
1929 	qla24xx_copy_eft(ha, nxt);
1930 
1931 	/* Chain entries -- started with MQ. */
1932 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1933 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1934 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1935 	if (last_chain) {
1936 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1937 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1938 	}
1939 
1940 	/* Adjust valid length. */
1941 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1942 
1943 qla81xx_fw_dump_failed_0:
1944 	qla2xxx_dump_post_process(base_vha, rval);
1945 
1946 qla81xx_fw_dump_failed:
1947 #ifndef __CHECKER__
1948 	if (!hardware_locked)
1949 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1950 #else
1951 	;
1952 #endif
1953 }
1954 
1955 void
1956 qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1957 {
1958 	int		rval;
1959 	uint32_t	cnt;
1960 	struct qla_hw_data *ha = vha->hw;
1961 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1962 	uint32_t __iomem *dmp_reg;
1963 	uint32_t	*iter_reg;
1964 	uint16_t __iomem *mbx_reg;
1965 	unsigned long	flags;
1966 	struct qla83xx_fw_dump *fw;
1967 	void		*nxt, *nxt_chain;
1968 	uint32_t	*last_chain = NULL;
1969 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1970 
1971 	flags = 0;
1972 	ha->fw_dump_cap_flags = 0;
1973 
1974 #ifndef __CHECKER__
1975 	if (!hardware_locked)
1976 		spin_lock_irqsave(&ha->hardware_lock, flags);
1977 #endif
1978 
1979 	if (!ha->fw_dump) {
1980 		ql_log(ql_log_warn, vha, 0xd00c,
1981 		    "No buffer available for dump!!!\n");
1982 		goto qla83xx_fw_dump_failed;
1983 	}
1984 
1985 	if (ha->fw_dumped) {
1986 		ql_log(ql_log_warn, vha, 0xd00d,
1987 		    "Firmware has been previously dumped (%p) -- ignoring "
1988 		    "request...\n", ha->fw_dump);
1989 		goto qla83xx_fw_dump_failed;
1990 	}
1991 	fw = &ha->fw_dump->isp.isp83;
1992 	qla2xxx_prep_dump(ha, ha->fw_dump);
1993 
1994 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1995 
1996 	/*
1997 	 * Pause RISC. No need to track timeout, as resetting the chip
1998 	 * is the right approach incase of pause timeout
1999 	 */
2000 	qla24xx_pause_risc(reg, ha);
2001 
2002 	WRT_REG_DWORD(&reg->iobase_addr, 0x6000);
2003 	dmp_reg = &reg->iobase_window;
2004 	RD_REG_DWORD(dmp_reg);
2005 	WRT_REG_DWORD(dmp_reg, 0);
2006 
2007 	dmp_reg = &reg->unused_4_1[0];
2008 	RD_REG_DWORD(dmp_reg);
2009 	WRT_REG_DWORD(dmp_reg, 0);
2010 
2011 	WRT_REG_DWORD(&reg->iobase_addr, 0x6010);
2012 	dmp_reg = &reg->unused_4_1[2];
2013 	RD_REG_DWORD(dmp_reg);
2014 	WRT_REG_DWORD(dmp_reg, 0);
2015 
2016 	/* select PCR and disable ecc checking and correction */
2017 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
2018 	RD_REG_DWORD(&reg->iobase_addr);
2019 	WRT_REG_DWORD(&reg->iobase_select, 0x60000000);	/* write to F0h = PCR */
2020 
2021 	/* Host/Risc registers. */
2022 	iter_reg = fw->host_risc_reg;
2023 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
2024 	iter_reg = qla24xx_read_window(reg, 0x7010, 16, iter_reg);
2025 	qla24xx_read_window(reg, 0x7040, 16, iter_reg);
2026 
2027 	/* PCIe registers. */
2028 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
2029 	RD_REG_DWORD(&reg->iobase_addr);
2030 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
2031 	dmp_reg = &reg->iobase_c4;
2032 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg));
2033 	dmp_reg++;
2034 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg));
2035 	dmp_reg++;
2036 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
2037 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
2038 
2039 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
2040 	RD_REG_DWORD(&reg->iobase_window);
2041 
2042 	/* Host interface registers. */
2043 	dmp_reg = &reg->flash_addr;
2044 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
2045 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
2046 
2047 	/* Disable interrupts. */
2048 	WRT_REG_DWORD(&reg->ictrl, 0);
2049 	RD_REG_DWORD(&reg->ictrl);
2050 
2051 	/* Shadow registers. */
2052 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
2053 	RD_REG_DWORD(&reg->iobase_addr);
2054 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
2055 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2056 
2057 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
2058 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2059 
2060 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
2061 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2062 
2063 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
2064 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2065 
2066 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
2067 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2068 
2069 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
2070 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2071 
2072 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
2073 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2074 
2075 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
2076 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2077 
2078 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
2079 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2080 
2081 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
2082 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2083 
2084 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
2085 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2086 
2087 	/* RISC I/O register. */
2088 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
2089 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
2090 
2091 	/* Mailbox registers. */
2092 	mbx_reg = &reg->mailbox0;
2093 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, dmp_reg++)
2094 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
2095 
2096 	/* Transfer sequence registers. */
2097 	iter_reg = fw->xseq_gp_reg;
2098 	iter_reg = qla24xx_read_window(reg, 0xBE00, 16, iter_reg);
2099 	iter_reg = qla24xx_read_window(reg, 0xBE10, 16, iter_reg);
2100 	iter_reg = qla24xx_read_window(reg, 0xBE20, 16, iter_reg);
2101 	iter_reg = qla24xx_read_window(reg, 0xBE30, 16, iter_reg);
2102 	iter_reg = qla24xx_read_window(reg, 0xBE40, 16, iter_reg);
2103 	iter_reg = qla24xx_read_window(reg, 0xBE50, 16, iter_reg);
2104 	iter_reg = qla24xx_read_window(reg, 0xBE60, 16, iter_reg);
2105 	iter_reg = qla24xx_read_window(reg, 0xBE70, 16, iter_reg);
2106 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
2107 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
2108 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
2109 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
2110 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
2111 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
2112 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
2113 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
2114 
2115 	iter_reg = fw->xseq_0_reg;
2116 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
2117 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
2118 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
2119 
2120 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
2121 
2122 	qla24xx_read_window(reg, 0xBEF0, 16, fw->xseq_2_reg);
2123 
2124 	/* Receive sequence registers. */
2125 	iter_reg = fw->rseq_gp_reg;
2126 	iter_reg = qla24xx_read_window(reg, 0xFE00, 16, iter_reg);
2127 	iter_reg = qla24xx_read_window(reg, 0xFE10, 16, iter_reg);
2128 	iter_reg = qla24xx_read_window(reg, 0xFE20, 16, iter_reg);
2129 	iter_reg = qla24xx_read_window(reg, 0xFE30, 16, iter_reg);
2130 	iter_reg = qla24xx_read_window(reg, 0xFE40, 16, iter_reg);
2131 	iter_reg = qla24xx_read_window(reg, 0xFE50, 16, iter_reg);
2132 	iter_reg = qla24xx_read_window(reg, 0xFE60, 16, iter_reg);
2133 	iter_reg = qla24xx_read_window(reg, 0xFE70, 16, iter_reg);
2134 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
2135 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
2136 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
2137 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
2138 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
2139 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
2140 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
2141 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
2142 
2143 	iter_reg = fw->rseq_0_reg;
2144 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
2145 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
2146 
2147 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
2148 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
2149 	qla24xx_read_window(reg, 0xFEF0, 16, fw->rseq_3_reg);
2150 
2151 	/* Auxiliary sequence registers. */
2152 	iter_reg = fw->aseq_gp_reg;
2153 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
2154 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
2155 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
2156 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
2157 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
2158 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
2159 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
2160 	iter_reg = qla24xx_read_window(reg, 0xB070, 16, iter_reg);
2161 	iter_reg = qla24xx_read_window(reg, 0xB100, 16, iter_reg);
2162 	iter_reg = qla24xx_read_window(reg, 0xB110, 16, iter_reg);
2163 	iter_reg = qla24xx_read_window(reg, 0xB120, 16, iter_reg);
2164 	iter_reg = qla24xx_read_window(reg, 0xB130, 16, iter_reg);
2165 	iter_reg = qla24xx_read_window(reg, 0xB140, 16, iter_reg);
2166 	iter_reg = qla24xx_read_window(reg, 0xB150, 16, iter_reg);
2167 	iter_reg = qla24xx_read_window(reg, 0xB160, 16, iter_reg);
2168 	qla24xx_read_window(reg, 0xB170, 16, iter_reg);
2169 
2170 	iter_reg = fw->aseq_0_reg;
2171 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
2172 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
2173 
2174 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
2175 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
2176 	qla24xx_read_window(reg, 0xB1F0, 16, fw->aseq_3_reg);
2177 
2178 	/* Command DMA registers. */
2179 	iter_reg = fw->cmd_dma_reg;
2180 	iter_reg = qla24xx_read_window(reg, 0x7100, 16, iter_reg);
2181 	iter_reg = qla24xx_read_window(reg, 0x7120, 16, iter_reg);
2182 	iter_reg = qla24xx_read_window(reg, 0x7130, 16, iter_reg);
2183 	qla24xx_read_window(reg, 0x71F0, 16, iter_reg);
2184 
2185 	/* Queues. */
2186 	iter_reg = fw->req0_dma_reg;
2187 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
2188 	dmp_reg = &reg->iobase_q;
2189 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2190 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
2191 
2192 	iter_reg = fw->resp0_dma_reg;
2193 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
2194 	dmp_reg = &reg->iobase_q;
2195 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2196 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
2197 
2198 	iter_reg = fw->req1_dma_reg;
2199 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
2200 	dmp_reg = &reg->iobase_q;
2201 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2202 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
2203 
2204 	/* Transmit DMA registers. */
2205 	iter_reg = fw->xmt0_dma_reg;
2206 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
2207 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
2208 
2209 	iter_reg = fw->xmt1_dma_reg;
2210 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
2211 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
2212 
2213 	iter_reg = fw->xmt2_dma_reg;
2214 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
2215 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
2216 
2217 	iter_reg = fw->xmt3_dma_reg;
2218 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
2219 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
2220 
2221 	iter_reg = fw->xmt4_dma_reg;
2222 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
2223 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
2224 
2225 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
2226 
2227 	/* Receive DMA registers. */
2228 	iter_reg = fw->rcvt0_data_dma_reg;
2229 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
2230 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
2231 
2232 	iter_reg = fw->rcvt1_data_dma_reg;
2233 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
2234 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
2235 
2236 	/* RISC registers. */
2237 	iter_reg = fw->risc_gp_reg;
2238 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
2239 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
2240 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
2241 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
2242 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
2243 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
2244 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
2245 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
2246 
2247 	/* Local memory controller registers. */
2248 	iter_reg = fw->lmc_reg;
2249 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
2250 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
2251 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
2252 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
2253 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
2254 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
2255 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
2256 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
2257 
2258 	/* Fibre Protocol Module registers. */
2259 	iter_reg = fw->fpm_hdw_reg;
2260 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
2261 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
2262 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
2263 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
2264 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
2265 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
2266 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
2267 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
2268 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
2269 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
2270 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
2271 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
2272 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
2273 	iter_reg = qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
2274 	iter_reg = qla24xx_read_window(reg, 0x40E0, 16, iter_reg);
2275 	qla24xx_read_window(reg, 0x40F0, 16, iter_reg);
2276 
2277 	/* RQ0 Array registers. */
2278 	iter_reg = fw->rq0_array_reg;
2279 	iter_reg = qla24xx_read_window(reg, 0x5C00, 16, iter_reg);
2280 	iter_reg = qla24xx_read_window(reg, 0x5C10, 16, iter_reg);
2281 	iter_reg = qla24xx_read_window(reg, 0x5C20, 16, iter_reg);
2282 	iter_reg = qla24xx_read_window(reg, 0x5C30, 16, iter_reg);
2283 	iter_reg = qla24xx_read_window(reg, 0x5C40, 16, iter_reg);
2284 	iter_reg = qla24xx_read_window(reg, 0x5C50, 16, iter_reg);
2285 	iter_reg = qla24xx_read_window(reg, 0x5C60, 16, iter_reg);
2286 	iter_reg = qla24xx_read_window(reg, 0x5C70, 16, iter_reg);
2287 	iter_reg = qla24xx_read_window(reg, 0x5C80, 16, iter_reg);
2288 	iter_reg = qla24xx_read_window(reg, 0x5C90, 16, iter_reg);
2289 	iter_reg = qla24xx_read_window(reg, 0x5CA0, 16, iter_reg);
2290 	iter_reg = qla24xx_read_window(reg, 0x5CB0, 16, iter_reg);
2291 	iter_reg = qla24xx_read_window(reg, 0x5CC0, 16, iter_reg);
2292 	iter_reg = qla24xx_read_window(reg, 0x5CD0, 16, iter_reg);
2293 	iter_reg = qla24xx_read_window(reg, 0x5CE0, 16, iter_reg);
2294 	qla24xx_read_window(reg, 0x5CF0, 16, iter_reg);
2295 
2296 	/* RQ1 Array registers. */
2297 	iter_reg = fw->rq1_array_reg;
2298 	iter_reg = qla24xx_read_window(reg, 0x5D00, 16, iter_reg);
2299 	iter_reg = qla24xx_read_window(reg, 0x5D10, 16, iter_reg);
2300 	iter_reg = qla24xx_read_window(reg, 0x5D20, 16, iter_reg);
2301 	iter_reg = qla24xx_read_window(reg, 0x5D30, 16, iter_reg);
2302 	iter_reg = qla24xx_read_window(reg, 0x5D40, 16, iter_reg);
2303 	iter_reg = qla24xx_read_window(reg, 0x5D50, 16, iter_reg);
2304 	iter_reg = qla24xx_read_window(reg, 0x5D60, 16, iter_reg);
2305 	iter_reg = qla24xx_read_window(reg, 0x5D70, 16, iter_reg);
2306 	iter_reg = qla24xx_read_window(reg, 0x5D80, 16, iter_reg);
2307 	iter_reg = qla24xx_read_window(reg, 0x5D90, 16, iter_reg);
2308 	iter_reg = qla24xx_read_window(reg, 0x5DA0, 16, iter_reg);
2309 	iter_reg = qla24xx_read_window(reg, 0x5DB0, 16, iter_reg);
2310 	iter_reg = qla24xx_read_window(reg, 0x5DC0, 16, iter_reg);
2311 	iter_reg = qla24xx_read_window(reg, 0x5DD0, 16, iter_reg);
2312 	iter_reg = qla24xx_read_window(reg, 0x5DE0, 16, iter_reg);
2313 	qla24xx_read_window(reg, 0x5DF0, 16, iter_reg);
2314 
2315 	/* RP0 Array registers. */
2316 	iter_reg = fw->rp0_array_reg;
2317 	iter_reg = qla24xx_read_window(reg, 0x5E00, 16, iter_reg);
2318 	iter_reg = qla24xx_read_window(reg, 0x5E10, 16, iter_reg);
2319 	iter_reg = qla24xx_read_window(reg, 0x5E20, 16, iter_reg);
2320 	iter_reg = qla24xx_read_window(reg, 0x5E30, 16, iter_reg);
2321 	iter_reg = qla24xx_read_window(reg, 0x5E40, 16, iter_reg);
2322 	iter_reg = qla24xx_read_window(reg, 0x5E50, 16, iter_reg);
2323 	iter_reg = qla24xx_read_window(reg, 0x5E60, 16, iter_reg);
2324 	iter_reg = qla24xx_read_window(reg, 0x5E70, 16, iter_reg);
2325 	iter_reg = qla24xx_read_window(reg, 0x5E80, 16, iter_reg);
2326 	iter_reg = qla24xx_read_window(reg, 0x5E90, 16, iter_reg);
2327 	iter_reg = qla24xx_read_window(reg, 0x5EA0, 16, iter_reg);
2328 	iter_reg = qla24xx_read_window(reg, 0x5EB0, 16, iter_reg);
2329 	iter_reg = qla24xx_read_window(reg, 0x5EC0, 16, iter_reg);
2330 	iter_reg = qla24xx_read_window(reg, 0x5ED0, 16, iter_reg);
2331 	iter_reg = qla24xx_read_window(reg, 0x5EE0, 16, iter_reg);
2332 	qla24xx_read_window(reg, 0x5EF0, 16, iter_reg);
2333 
2334 	/* RP1 Array registers. */
2335 	iter_reg = fw->rp1_array_reg;
2336 	iter_reg = qla24xx_read_window(reg, 0x5F00, 16, iter_reg);
2337 	iter_reg = qla24xx_read_window(reg, 0x5F10, 16, iter_reg);
2338 	iter_reg = qla24xx_read_window(reg, 0x5F20, 16, iter_reg);
2339 	iter_reg = qla24xx_read_window(reg, 0x5F30, 16, iter_reg);
2340 	iter_reg = qla24xx_read_window(reg, 0x5F40, 16, iter_reg);
2341 	iter_reg = qla24xx_read_window(reg, 0x5F50, 16, iter_reg);
2342 	iter_reg = qla24xx_read_window(reg, 0x5F60, 16, iter_reg);
2343 	iter_reg = qla24xx_read_window(reg, 0x5F70, 16, iter_reg);
2344 	iter_reg = qla24xx_read_window(reg, 0x5F80, 16, iter_reg);
2345 	iter_reg = qla24xx_read_window(reg, 0x5F90, 16, iter_reg);
2346 	iter_reg = qla24xx_read_window(reg, 0x5FA0, 16, iter_reg);
2347 	iter_reg = qla24xx_read_window(reg, 0x5FB0, 16, iter_reg);
2348 	iter_reg = qla24xx_read_window(reg, 0x5FC0, 16, iter_reg);
2349 	iter_reg = qla24xx_read_window(reg, 0x5FD0, 16, iter_reg);
2350 	iter_reg = qla24xx_read_window(reg, 0x5FE0, 16, iter_reg);
2351 	qla24xx_read_window(reg, 0x5FF0, 16, iter_reg);
2352 
2353 	iter_reg = fw->at0_array_reg;
2354 	iter_reg = qla24xx_read_window(reg, 0x7080, 16, iter_reg);
2355 	iter_reg = qla24xx_read_window(reg, 0x7090, 16, iter_reg);
2356 	iter_reg = qla24xx_read_window(reg, 0x70A0, 16, iter_reg);
2357 	iter_reg = qla24xx_read_window(reg, 0x70B0, 16, iter_reg);
2358 	iter_reg = qla24xx_read_window(reg, 0x70C0, 16, iter_reg);
2359 	iter_reg = qla24xx_read_window(reg, 0x70D0, 16, iter_reg);
2360 	iter_reg = qla24xx_read_window(reg, 0x70E0, 16, iter_reg);
2361 	qla24xx_read_window(reg, 0x70F0, 16, iter_reg);
2362 
2363 	/* I/O Queue Control registers. */
2364 	qla24xx_read_window(reg, 0x7800, 16, fw->queue_control_reg);
2365 
2366 	/* Frame Buffer registers. */
2367 	iter_reg = fw->fb_hdw_reg;
2368 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
2369 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
2370 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
2371 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
2372 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
2373 	iter_reg = qla24xx_read_window(reg, 0x6060, 16, iter_reg);
2374 	iter_reg = qla24xx_read_window(reg, 0x6070, 16, iter_reg);
2375 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
2376 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
2377 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
2378 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
2379 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
2380 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
2381 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
2382 	iter_reg = qla24xx_read_window(reg, 0x6530, 16, iter_reg);
2383 	iter_reg = qla24xx_read_window(reg, 0x6540, 16, iter_reg);
2384 	iter_reg = qla24xx_read_window(reg, 0x6550, 16, iter_reg);
2385 	iter_reg = qla24xx_read_window(reg, 0x6560, 16, iter_reg);
2386 	iter_reg = qla24xx_read_window(reg, 0x6570, 16, iter_reg);
2387 	iter_reg = qla24xx_read_window(reg, 0x6580, 16, iter_reg);
2388 	iter_reg = qla24xx_read_window(reg, 0x6590, 16, iter_reg);
2389 	iter_reg = qla24xx_read_window(reg, 0x65A0, 16, iter_reg);
2390 	iter_reg = qla24xx_read_window(reg, 0x65B0, 16, iter_reg);
2391 	iter_reg = qla24xx_read_window(reg, 0x65C0, 16, iter_reg);
2392 	iter_reg = qla24xx_read_window(reg, 0x65D0, 16, iter_reg);
2393 	iter_reg = qla24xx_read_window(reg, 0x65E0, 16, iter_reg);
2394 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
2395 
2396 	/* Multi queue registers */
2397 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
2398 	    &last_chain);
2399 
2400 	rval = qla24xx_soft_reset(ha);
2401 	if (rval != QLA_SUCCESS) {
2402 		ql_log(ql_log_warn, vha, 0xd00e,
2403 		    "SOFT RESET FAILED, forcing continuation of dump!!!\n");
2404 		rval = QLA_SUCCESS;
2405 
2406 		ql_log(ql_log_warn, vha, 0xd00f, "try a bigger hammer!!!\n");
2407 
2408 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
2409 		RD_REG_DWORD(&reg->hccr);
2410 
2411 		WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
2412 		RD_REG_DWORD(&reg->hccr);
2413 
2414 		WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
2415 		RD_REG_DWORD(&reg->hccr);
2416 
2417 		for (cnt = 30000; cnt && (RD_REG_WORD(&reg->mailbox0)); cnt--)
2418 			udelay(5);
2419 
2420 		if (!cnt) {
2421 			nxt = fw->code_ram;
2422 			nxt += sizeof(fw->code_ram);
2423 			nxt += (ha->fw_memory_size - 0x100000 + 1);
2424 			goto copy_queue;
2425 		} else {
2426 			set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
2427 			ql_log(ql_log_warn, vha, 0xd010,
2428 			    "bigger hammer success?\n");
2429 		}
2430 	}
2431 
2432 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
2433 	    &nxt);
2434 	if (rval != QLA_SUCCESS)
2435 		goto qla83xx_fw_dump_failed_0;
2436 
2437 copy_queue:
2438 	nxt = qla2xxx_copy_queues(ha, nxt);
2439 
2440 	qla24xx_copy_eft(ha, nxt);
2441 
2442 	/* Chain entries -- started with MQ. */
2443 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
2444 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
2445 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
2446 	if (last_chain) {
2447 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
2448 		*last_chain |= htonl(DUMP_CHAIN_LAST);
2449 	}
2450 
2451 	/* Adjust valid length. */
2452 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
2453 
2454 qla83xx_fw_dump_failed_0:
2455 	qla2xxx_dump_post_process(base_vha, rval);
2456 
2457 qla83xx_fw_dump_failed:
2458 #ifndef __CHECKER__
2459 	if (!hardware_locked)
2460 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
2461 #else
2462 	;
2463 #endif
2464 }
2465 
2466 /****************************************************************************/
2467 /*                         Driver Debug Functions.                          */
2468 /****************************************************************************/
2469 
2470 static inline int
2471 ql_mask_match(uint32_t level)
2472 {
2473 	if (ql2xextended_error_logging == 1)
2474 		ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK;
2475 	return (level & ql2xextended_error_logging) == level;
2476 }
2477 
2478 /*
2479  * This function is for formatting and logging debug information.
2480  * It is to be used when vha is available. It formats the message
2481  * and logs it to the messages file.
2482  * parameters:
2483  * level: The level of the debug messages to be printed.
2484  *        If ql2xextended_error_logging value is correctly set,
2485  *        this message will appear in the messages file.
2486  * vha:   Pointer to the scsi_qla_host_t.
2487  * id:    This is a unique identifier for the level. It identifies the
2488  *        part of the code from where the message originated.
2489  * msg:   The message to be displayed.
2490  */
2491 void
2492 ql_dbg(uint32_t level, scsi_qla_host_t *vha, int32_t id, const char *fmt, ...)
2493 {
2494 	va_list va;
2495 	struct va_format vaf;
2496 
2497 	if (!ql_mask_match(level))
2498 		return;
2499 
2500 	va_start(va, fmt);
2501 
2502 	vaf.fmt = fmt;
2503 	vaf.va = &va;
2504 
2505 	if (vha != NULL) {
2506 		const struct pci_dev *pdev = vha->hw->pdev;
2507 		/* <module-name> <pci-name> <msg-id>:<host> Message */
2508 		pr_warn("%s [%s]-%04x:%ld: %pV",
2509 			QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset,
2510 			vha->host_no, &vaf);
2511 	} else {
2512 		pr_warn("%s [%s]-%04x: : %pV",
2513 			QL_MSGHDR, "0000:00:00.0", id + ql_dbg_offset, &vaf);
2514 	}
2515 
2516 	va_end(va);
2517 
2518 }
2519 
2520 /*
2521  * This function is for formatting and logging debug information.
2522  * It is to be used when vha is not available and pci is available,
2523  * i.e., before host allocation. It formats the message and logs it
2524  * to the messages file.
2525  * parameters:
2526  * level: The level of the debug messages to be printed.
2527  *        If ql2xextended_error_logging value is correctly set,
2528  *        this message will appear in the messages file.
2529  * pdev:  Pointer to the struct pci_dev.
2530  * id:    This is a unique id for the level. It identifies the part
2531  *        of the code from where the message originated.
2532  * msg:   The message to be displayed.
2533  */
2534 void
2535 ql_dbg_pci(uint32_t level, struct pci_dev *pdev, int32_t id,
2536 	   const char *fmt, ...)
2537 {
2538 	va_list va;
2539 	struct va_format vaf;
2540 
2541 	if (pdev == NULL)
2542 		return;
2543 	if (!ql_mask_match(level))
2544 		return;
2545 
2546 	va_start(va, fmt);
2547 
2548 	vaf.fmt = fmt;
2549 	vaf.va = &va;
2550 
2551 	/* <module-name> <dev-name>:<msg-id> Message */
2552 	pr_warn("%s [%s]-%04x: : %pV",
2553 		QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset, &vaf);
2554 
2555 	va_end(va);
2556 }
2557 
2558 /*
2559  * This function is for formatting and logging log messages.
2560  * It is to be used when vha is available. It formats the message
2561  * and logs it to the messages file. All the messages will be logged
2562  * irrespective of value of ql2xextended_error_logging.
2563  * parameters:
2564  * level: The level of the log messages to be printed in the
2565  *        messages file.
2566  * vha:   Pointer to the scsi_qla_host_t
2567  * id:    This is a unique id for the level. It identifies the
2568  *        part of the code from where the message originated.
2569  * msg:   The message to be displayed.
2570  */
2571 void
2572 ql_log(uint32_t level, scsi_qla_host_t *vha, int32_t id, const char *fmt, ...)
2573 {
2574 	va_list va;
2575 	struct va_format vaf;
2576 	char pbuf[128];
2577 
2578 	if (level > ql_errlev)
2579 		return;
2580 
2581 	if (vha != NULL) {
2582 		const struct pci_dev *pdev = vha->hw->pdev;
2583 		/* <module-name> <msg-id>:<host> Message */
2584 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x:%ld: ",
2585 			QL_MSGHDR, dev_name(&(pdev->dev)), id, vha->host_no);
2586 	} else {
2587 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2588 			QL_MSGHDR, "0000:00:00.0", id);
2589 	}
2590 	pbuf[sizeof(pbuf) - 1] = 0;
2591 
2592 	va_start(va, fmt);
2593 
2594 	vaf.fmt = fmt;
2595 	vaf.va = &va;
2596 
2597 	switch (level) {
2598 	case ql_log_fatal: /* FATAL LOG */
2599 		pr_crit("%s%pV", pbuf, &vaf);
2600 		break;
2601 	case ql_log_warn:
2602 		pr_err("%s%pV", pbuf, &vaf);
2603 		break;
2604 	case ql_log_info:
2605 		pr_warn("%s%pV", pbuf, &vaf);
2606 		break;
2607 	default:
2608 		pr_info("%s%pV", pbuf, &vaf);
2609 		break;
2610 	}
2611 
2612 	va_end(va);
2613 }
2614 
2615 /*
2616  * This function is for formatting and logging log messages.
2617  * It is to be used when vha is not available and pci is available,
2618  * i.e., before host allocation. It formats the message and logs
2619  * it to the messages file. All the messages are logged irrespective
2620  * of the value of ql2xextended_error_logging.
2621  * parameters:
2622  * level: The level of the log messages to be printed in the
2623  *        messages file.
2624  * pdev:  Pointer to the struct pci_dev.
2625  * id:    This is a unique id for the level. It identifies the
2626  *        part of the code from where the message originated.
2627  * msg:   The message to be displayed.
2628  */
2629 void
2630 ql_log_pci(uint32_t level, struct pci_dev *pdev, int32_t id,
2631 	   const char *fmt, ...)
2632 {
2633 	va_list va;
2634 	struct va_format vaf;
2635 	char pbuf[128];
2636 
2637 	if (pdev == NULL)
2638 		return;
2639 	if (level > ql_errlev)
2640 		return;
2641 
2642 	/* <module-name> <dev-name>:<msg-id> Message */
2643 	snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2644 		 QL_MSGHDR, dev_name(&(pdev->dev)), id);
2645 	pbuf[sizeof(pbuf) - 1] = 0;
2646 
2647 	va_start(va, fmt);
2648 
2649 	vaf.fmt = fmt;
2650 	vaf.va = &va;
2651 
2652 	switch (level) {
2653 	case ql_log_fatal: /* FATAL LOG */
2654 		pr_crit("%s%pV", pbuf, &vaf);
2655 		break;
2656 	case ql_log_warn:
2657 		pr_err("%s%pV", pbuf, &vaf);
2658 		break;
2659 	case ql_log_info:
2660 		pr_warn("%s%pV", pbuf, &vaf);
2661 		break;
2662 	default:
2663 		pr_info("%s%pV", pbuf, &vaf);
2664 		break;
2665 	}
2666 
2667 	va_end(va);
2668 }
2669 
2670 void
2671 ql_dump_regs(uint32_t level, scsi_qla_host_t *vha, int32_t id)
2672 {
2673 	int i;
2674 	struct qla_hw_data *ha = vha->hw;
2675 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2676 	struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
2677 	struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
2678 	uint16_t __iomem *mbx_reg;
2679 
2680 	if (!ql_mask_match(level))
2681 		return;
2682 
2683 	if (IS_P3P_TYPE(ha))
2684 		mbx_reg = &reg82->mailbox_in[0];
2685 	else if (IS_FWI2_CAPABLE(ha))
2686 		mbx_reg = &reg24->mailbox0;
2687 	else
2688 		mbx_reg = MAILBOX_REG(ha, reg, 0);
2689 
2690 	ql_dbg(level, vha, id, "Mailbox registers:\n");
2691 	for (i = 0; i < 6; i++)
2692 		ql_dbg(level, vha, id,
2693 		    "mbox[%d] 0x%04x\n", i, RD_REG_WORD(mbx_reg++));
2694 }
2695 
2696 
2697 void
2698 ql_dump_buffer(uint32_t level, scsi_qla_host_t *vha, int32_t id,
2699 	uint8_t *buf, uint size)
2700 {
2701 	uint cnt;
2702 
2703 	if (!ql_mask_match(level))
2704 		return;
2705 
2706 	ql_dbg(level, vha, id,
2707 	    "%-+5d  0  1  2  3  4  5  6  7  8  9  A  B  C  D  E  F\n", size);
2708 	ql_dbg(level, vha, id,
2709 	    "----- -----------------------------------------------\n");
2710 	for (cnt = 0; cnt < size; cnt++, buf++) {
2711 		if (cnt % 16 == 0)
2712 			ql_dbg(level, vha, id, "%04x:", cnt & ~0xFU);
2713 		printk(" %02x", *buf);
2714 		if (cnt % 16 == 15)
2715 			printk("\n");
2716 	}
2717 	if (cnt % 16 != 0)
2718 		printk("\n");
2719 }
2720