xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_dbg.c (revision 7587eb18)
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        |       0x018f       | 0x0146         |
15  * |                              |                    | 0x015b-0x0160	|
16  * |                              |                    | 0x016e-0x0170  |
17  * | Mailbox commands             |       0x1192       |		|
18  * |                              |                    |		|
19  * | Device Discovery             |       0x2016       | 0x2020-0x2022, |
20  * |                              |                    | 0x2011-0x2012, |
21  * |                              |                    | 0x2099-0x20a4  |
22  * | Queue Command and IO tracing |       0x3074       | 0x300b         |
23  * |                              |                    | 0x3027-0x3028  |
24  * |                              |                    | 0x303d-0x3041  |
25  * |                              |                    | 0x302d,0x3033  |
26  * |                              |                    | 0x3036,0x3038  |
27  * |                              |                    | 0x303a		|
28  * | DPC Thread                   |       0x4023       | 0x4002,0x4013  |
29  * | Async Events                 |       0x5089       | 0x502b-0x502f  |
30  * |                              |                    | 0x505e         |
31  * |                              |                    | 0x5084,0x5075	|
32  * |                              |                    | 0x503d,0x5044  |
33  * |                              |                    | 0x507b,0x505f	|
34  * | Timer Routines               |       0x6012       |                |
35  * | User Space Interactions      |       0x70e3       | 0x7018,0x702e  |
36  * |				  |		       | 0x7020,0x7024  |
37  * |                              |                    | 0x7039,0x7045  |
38  * |                              |                    | 0x7073-0x7075  |
39  * |                              |                    | 0x70a5-0x70a6  |
40  * |                              |                    | 0x70a8,0x70ab  |
41  * |                              |                    | 0x70ad-0x70ae  |
42  * |                              |                    | 0x70d7-0x70db  |
43  * |                              |                    | 0x70de-0x70df  |
44  * | Task Management              |       0x803d       | 0x8000,0x800b  |
45  * |                              |                    | 0x8019         |
46  * |                              |                    | 0x8025,0x8026  |
47  * |                              |                    | 0x8031,0x8032  |
48  * |                              |                    | 0x8039,0x803c  |
49  * | AER/EEH                      |       0x9011       |		|
50  * | Virtual Port                 |       0xa007       |		|
51  * | ISP82XX Specific             |       0xb157       | 0xb002,0xb024  |
52  * |                              |                    | 0xb09e,0xb0ae  |
53  * |				  |		       | 0xb0c3,0xb0c6  |
54  * |                              |                    | 0xb0e0-0xb0ef  |
55  * |                              |                    | 0xb085,0xb0dc  |
56  * |                              |                    | 0xb107,0xb108  |
57  * |                              |                    | 0xb111,0xb11e  |
58  * |                              |                    | 0xb12c,0xb12d  |
59  * |                              |                    | 0xb13a,0xb142  |
60  * |                              |                    | 0xb13c-0xb140  |
61  * |                              |                    | 0xb149		|
62  * | MultiQ                       |       0xc00c       |		|
63  * | Misc                         |       0xd301       | 0xd031-0xd0ff	|
64  * |                              |                    | 0xd101-0xd1fe	|
65  * |                              |                    | 0xd214-0xd2fe	|
66  * | Target Mode		  |	  0xe080       |		|
67  * | Target Mode Management	  |	  0xf09b       | 0xf002		|
68  * |                              |                    | 0xf046-0xf049  |
69  * | Target Mode Task Management  |	  0x1000d      |		|
70  * ----------------------------------------------------------------------
71  */
72 
73 #include "qla_def.h"
74 
75 #include <linux/delay.h>
76 
77 static uint32_t ql_dbg_offset = 0x800;
78 
79 static inline void
80 qla2xxx_prep_dump(struct qla_hw_data *ha, struct qla2xxx_fw_dump *fw_dump)
81 {
82 	fw_dump->fw_major_version = htonl(ha->fw_major_version);
83 	fw_dump->fw_minor_version = htonl(ha->fw_minor_version);
84 	fw_dump->fw_subminor_version = htonl(ha->fw_subminor_version);
85 	fw_dump->fw_attributes = htonl(ha->fw_attributes);
86 
87 	fw_dump->vendor = htonl(ha->pdev->vendor);
88 	fw_dump->device = htonl(ha->pdev->device);
89 	fw_dump->subsystem_vendor = htonl(ha->pdev->subsystem_vendor);
90 	fw_dump->subsystem_device = htonl(ha->pdev->subsystem_device);
91 }
92 
93 static inline void *
94 qla2xxx_copy_queues(struct qla_hw_data *ha, void *ptr)
95 {
96 	struct req_que *req = ha->req_q_map[0];
97 	struct rsp_que *rsp = ha->rsp_q_map[0];
98 	/* Request queue. */
99 	memcpy(ptr, req->ring, req->length *
100 	    sizeof(request_t));
101 
102 	/* Response queue. */
103 	ptr += req->length * sizeof(request_t);
104 	memcpy(ptr, rsp->ring, rsp->length  *
105 	    sizeof(response_t));
106 
107 	return ptr + (rsp->length * sizeof(response_t));
108 }
109 
110 int
111 qla27xx_dump_mpi_ram(struct qla_hw_data *ha, uint32_t addr, uint32_t *ram,
112 	uint32_t ram_dwords, void **nxt)
113 {
114 	int rval;
115 	uint32_t cnt, stat, timer, dwords, idx;
116 	uint16_t mb0;
117 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
118 	dma_addr_t dump_dma = ha->gid_list_dma;
119 	uint32_t *dump = (uint32_t *)ha->gid_list;
120 
121 	rval = QLA_SUCCESS;
122 	mb0 = 0;
123 
124 	WRT_REG_WORD(&reg->mailbox0, MBC_LOAD_DUMP_MPI_RAM);
125 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
126 
127 	dwords = qla2x00_gid_list_size(ha) / 4;
128 	for (cnt = 0; cnt < ram_dwords && rval == QLA_SUCCESS;
129 	    cnt += dwords, addr += dwords) {
130 		if (cnt + dwords > ram_dwords)
131 			dwords = ram_dwords - cnt;
132 
133 		WRT_REG_WORD(&reg->mailbox1, LSW(addr));
134 		WRT_REG_WORD(&reg->mailbox8, MSW(addr));
135 
136 		WRT_REG_WORD(&reg->mailbox2, MSW(dump_dma));
137 		WRT_REG_WORD(&reg->mailbox3, LSW(dump_dma));
138 		WRT_REG_WORD(&reg->mailbox6, MSW(MSD(dump_dma)));
139 		WRT_REG_WORD(&reg->mailbox7, LSW(MSD(dump_dma)));
140 
141 		WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
142 		WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
143 
144 		WRT_REG_WORD(&reg->mailbox9, 0);
145 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
146 
147 		ha->flags.mbox_int = 0;
148 		for (timer = 6000000; timer; timer--) {
149 			/* Check for pending interrupts. */
150 			stat = RD_REG_DWORD(&reg->host_status);
151 			if (stat & HSRX_RISC_INT) {
152 				stat &= 0xff;
153 
154 				if (stat == 0x1 || stat == 0x2 ||
155 				    stat == 0x10 || stat == 0x11) {
156 					set_bit(MBX_INTERRUPT,
157 					    &ha->mbx_cmd_flags);
158 
159 					mb0 = RD_REG_WORD(&reg->mailbox0);
160 					RD_REG_WORD(&reg->mailbox1);
161 
162 					WRT_REG_DWORD(&reg->hccr,
163 					    HCCRX_CLR_RISC_INT);
164 					RD_REG_DWORD(&reg->hccr);
165 					break;
166 				}
167 
168 				/* Clear this intr; it wasn't a mailbox intr */
169 				WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
170 				RD_REG_DWORD(&reg->hccr);
171 			}
172 			udelay(5);
173 		}
174 		ha->flags.mbox_int = 1;
175 
176 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
177 			rval = mb0 & MBS_MASK;
178 			for (idx = 0; idx < dwords; idx++)
179 				ram[cnt + idx] = IS_QLA27XX(ha) ?
180 				    le32_to_cpu(dump[idx]) : swab32(dump[idx]);
181 		} else {
182 			rval = QLA_FUNCTION_FAILED;
183 		}
184 	}
185 
186 	*nxt = rval == QLA_SUCCESS ? &ram[cnt] : NULL;
187 	return rval;
188 }
189 
190 int
191 qla24xx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint32_t *ram,
192     uint32_t ram_dwords, void **nxt)
193 {
194 	int rval;
195 	uint32_t cnt, stat, timer, dwords, idx;
196 	uint16_t mb0;
197 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
198 	dma_addr_t dump_dma = ha->gid_list_dma;
199 	uint32_t *dump = (uint32_t *)ha->gid_list;
200 
201 	rval = QLA_SUCCESS;
202 	mb0 = 0;
203 
204 	WRT_REG_WORD(&reg->mailbox0, MBC_DUMP_RISC_RAM_EXTENDED);
205 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
206 
207 	dwords = qla2x00_gid_list_size(ha) / 4;
208 	for (cnt = 0; cnt < ram_dwords && rval == QLA_SUCCESS;
209 	    cnt += dwords, addr += dwords) {
210 		if (cnt + dwords > ram_dwords)
211 			dwords = ram_dwords - cnt;
212 
213 		WRT_REG_WORD(&reg->mailbox1, LSW(addr));
214 		WRT_REG_WORD(&reg->mailbox8, MSW(addr));
215 
216 		WRT_REG_WORD(&reg->mailbox2, MSW(dump_dma));
217 		WRT_REG_WORD(&reg->mailbox3, LSW(dump_dma));
218 		WRT_REG_WORD(&reg->mailbox6, MSW(MSD(dump_dma)));
219 		WRT_REG_WORD(&reg->mailbox7, LSW(MSD(dump_dma)));
220 
221 		WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
222 		WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
223 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
224 
225 		ha->flags.mbox_int = 0;
226 		for (timer = 6000000; timer; timer--) {
227 			/* Check for pending interrupts. */
228 			stat = RD_REG_DWORD(&reg->host_status);
229 			if (stat & HSRX_RISC_INT) {
230 				stat &= 0xff;
231 
232 				if (stat == 0x1 || stat == 0x2 ||
233 				    stat == 0x10 || stat == 0x11) {
234 					set_bit(MBX_INTERRUPT,
235 					    &ha->mbx_cmd_flags);
236 
237 					mb0 = RD_REG_WORD(&reg->mailbox0);
238 
239 					WRT_REG_DWORD(&reg->hccr,
240 					    HCCRX_CLR_RISC_INT);
241 					RD_REG_DWORD(&reg->hccr);
242 					break;
243 				}
244 
245 				/* Clear this intr; it wasn't a mailbox intr */
246 				WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
247 				RD_REG_DWORD(&reg->hccr);
248 			}
249 			udelay(5);
250 		}
251 		ha->flags.mbox_int = 1;
252 
253 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
254 			rval = mb0 & MBS_MASK;
255 			for (idx = 0; idx < dwords; idx++)
256 				ram[cnt + idx] = IS_QLA27XX(ha) ?
257 				    le32_to_cpu(dump[idx]) : swab32(dump[idx]);
258 		} else {
259 			rval = QLA_FUNCTION_FAILED;
260 		}
261 	}
262 
263 	*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
264 	return rval;
265 }
266 
267 static int
268 qla24xx_dump_memory(struct qla_hw_data *ha, uint32_t *code_ram,
269     uint32_t cram_size, void **nxt)
270 {
271 	int rval;
272 
273 	/* Code RAM. */
274 	rval = qla24xx_dump_ram(ha, 0x20000, code_ram, cram_size / 4, nxt);
275 	if (rval != QLA_SUCCESS)
276 		return rval;
277 
278 	set_bit(RISC_SRAM_DUMP_CMPL, &ha->fw_dump_cap_flags);
279 
280 	/* External Memory. */
281 	rval = qla24xx_dump_ram(ha, 0x100000, *nxt,
282 	    ha->fw_memory_size - 0x100000 + 1, nxt);
283 	if (rval == QLA_SUCCESS)
284 		set_bit(RISC_EXT_MEM_DUMP_CMPL, &ha->fw_dump_cap_flags);
285 
286 	return rval;
287 }
288 
289 static uint32_t *
290 qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase,
291     uint32_t count, uint32_t *buf)
292 {
293 	uint32_t __iomem *dmp_reg;
294 
295 	WRT_REG_DWORD(&reg->iobase_addr, iobase);
296 	dmp_reg = &reg->iobase_window;
297 	for ( ; count--; dmp_reg++)
298 		*buf++ = htonl(RD_REG_DWORD(dmp_reg));
299 
300 	return buf;
301 }
302 
303 void
304 qla24xx_pause_risc(struct device_reg_24xx __iomem *reg, struct qla_hw_data *ha)
305 {
306 	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_PAUSE);
307 
308 	/* 100 usec delay is sufficient enough for hardware to pause RISC */
309 	udelay(100);
310 	if (RD_REG_DWORD(&reg->host_status) & HSRX_RISC_PAUSED)
311 		set_bit(RISC_PAUSE_CMPL, &ha->fw_dump_cap_flags);
312 }
313 
314 int
315 qla24xx_soft_reset(struct qla_hw_data *ha)
316 {
317 	int rval = QLA_SUCCESS;
318 	uint32_t cnt;
319 	uint16_t wd;
320 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
321 
322 	/*
323 	 * Reset RISC. The delay is dependent on system architecture.
324 	 * Driver can proceed with the reset sequence after waiting
325 	 * for a timeout period.
326 	 */
327 	WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
328 	for (cnt = 0; cnt < 30000; cnt++) {
329 		if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
330 			break;
331 
332 		udelay(10);
333 	}
334 	if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE))
335 		set_bit(DMA_SHUTDOWN_CMPL, &ha->fw_dump_cap_flags);
336 
337 	WRT_REG_DWORD(&reg->ctrl_status,
338 	    CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
339 	pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
340 
341 	udelay(100);
342 
343 	/* Wait for soft-reset to complete. */
344 	for (cnt = 0; cnt < 30000; cnt++) {
345 		if ((RD_REG_DWORD(&reg->ctrl_status) &
346 		    CSRX_ISP_SOFT_RESET) == 0)
347 			break;
348 
349 		udelay(10);
350 	}
351 	if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_ISP_SOFT_RESET))
352 		set_bit(ISP_RESET_CMPL, &ha->fw_dump_cap_flags);
353 
354 	WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
355 	RD_REG_DWORD(&reg->hccr);             /* PCI Posting. */
356 
357 	for (cnt = 10000; RD_REG_WORD(&reg->mailbox0) != 0 &&
358 	    rval == QLA_SUCCESS; cnt--) {
359 		if (cnt)
360 			udelay(10);
361 		else
362 			rval = QLA_FUNCTION_TIMEOUT;
363 	}
364 	if (rval == QLA_SUCCESS)
365 		set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
366 
367 	return rval;
368 }
369 
370 static int
371 qla2xxx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint16_t *ram,
372     uint32_t ram_words, void **nxt)
373 {
374 	int rval;
375 	uint32_t cnt, stat, timer, words, idx;
376 	uint16_t mb0;
377 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
378 	dma_addr_t dump_dma = ha->gid_list_dma;
379 	uint16_t *dump = (uint16_t *)ha->gid_list;
380 
381 	rval = QLA_SUCCESS;
382 	mb0 = 0;
383 
384 	WRT_MAILBOX_REG(ha, reg, 0, MBC_DUMP_RISC_RAM_EXTENDED);
385 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
386 
387 	words = qla2x00_gid_list_size(ha) / 2;
388 	for (cnt = 0; cnt < ram_words && rval == QLA_SUCCESS;
389 	    cnt += words, addr += words) {
390 		if (cnt + words > ram_words)
391 			words = ram_words - cnt;
392 
393 		WRT_MAILBOX_REG(ha, reg, 1, LSW(addr));
394 		WRT_MAILBOX_REG(ha, reg, 8, MSW(addr));
395 
396 		WRT_MAILBOX_REG(ha, reg, 2, MSW(dump_dma));
397 		WRT_MAILBOX_REG(ha, reg, 3, LSW(dump_dma));
398 		WRT_MAILBOX_REG(ha, reg, 6, MSW(MSD(dump_dma)));
399 		WRT_MAILBOX_REG(ha, reg, 7, LSW(MSD(dump_dma)));
400 
401 		WRT_MAILBOX_REG(ha, reg, 4, words);
402 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
403 
404 		for (timer = 6000000; timer; timer--) {
405 			/* Check for pending interrupts. */
406 			stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
407 			if (stat & HSR_RISC_INT) {
408 				stat &= 0xff;
409 
410 				if (stat == 0x1 || stat == 0x2) {
411 					set_bit(MBX_INTERRUPT,
412 					    &ha->mbx_cmd_flags);
413 
414 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
415 
416 					/* Release mailbox registers. */
417 					WRT_REG_WORD(&reg->semaphore, 0);
418 					WRT_REG_WORD(&reg->hccr,
419 					    HCCR_CLR_RISC_INT);
420 					RD_REG_WORD(&reg->hccr);
421 					break;
422 				} else if (stat == 0x10 || stat == 0x11) {
423 					set_bit(MBX_INTERRUPT,
424 					    &ha->mbx_cmd_flags);
425 
426 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
427 
428 					WRT_REG_WORD(&reg->hccr,
429 					    HCCR_CLR_RISC_INT);
430 					RD_REG_WORD(&reg->hccr);
431 					break;
432 				}
433 
434 				/* clear this intr; it wasn't a mailbox intr */
435 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
436 				RD_REG_WORD(&reg->hccr);
437 			}
438 			udelay(5);
439 		}
440 
441 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
442 			rval = mb0 & MBS_MASK;
443 			for (idx = 0; idx < words; idx++)
444 				ram[cnt + idx] = swab16(dump[idx]);
445 		} else {
446 			rval = QLA_FUNCTION_FAILED;
447 		}
448 	}
449 
450 	*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
451 	return rval;
452 }
453 
454 static inline void
455 qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count,
456     uint16_t *buf)
457 {
458 	uint16_t __iomem *dmp_reg = &reg->u.isp2300.fb_cmd;
459 
460 	for ( ; count--; dmp_reg++)
461 		*buf++ = htons(RD_REG_WORD(dmp_reg));
462 }
463 
464 static inline void *
465 qla24xx_copy_eft(struct qla_hw_data *ha, void *ptr)
466 {
467 	if (!ha->eft)
468 		return ptr;
469 
470 	memcpy(ptr, ha->eft, ntohl(ha->fw_dump->eft_size));
471 	return ptr + ntohl(ha->fw_dump->eft_size);
472 }
473 
474 static inline void *
475 qla25xx_copy_fce(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
476 {
477 	uint32_t cnt;
478 	uint32_t *iter_reg;
479 	struct qla2xxx_fce_chain *fcec = ptr;
480 
481 	if (!ha->fce)
482 		return ptr;
483 
484 	*last_chain = &fcec->type;
485 	fcec->type = htonl(DUMP_CHAIN_FCE);
486 	fcec->chain_size = htonl(sizeof(struct qla2xxx_fce_chain) +
487 	    fce_calc_size(ha->fce_bufs));
488 	fcec->size = htonl(fce_calc_size(ha->fce_bufs));
489 	fcec->addr_l = htonl(LSD(ha->fce_dma));
490 	fcec->addr_h = htonl(MSD(ha->fce_dma));
491 
492 	iter_reg = fcec->eregs;
493 	for (cnt = 0; cnt < 8; cnt++)
494 		*iter_reg++ = htonl(ha->fce_mb[cnt]);
495 
496 	memcpy(iter_reg, ha->fce, ntohl(fcec->size));
497 
498 	return (char *)iter_reg + ntohl(fcec->size);
499 }
500 
501 static inline void *
502 qla2xxx_copy_atioqueues(struct qla_hw_data *ha, void *ptr,
503 	uint32_t **last_chain)
504 {
505 	struct qla2xxx_mqueue_chain *q;
506 	struct qla2xxx_mqueue_header *qh;
507 	uint32_t num_queues;
508 	int que;
509 	struct {
510 		int length;
511 		void *ring;
512 	} aq, *aqp;
513 
514 	if (!ha->tgt.atio_ring)
515 		return ptr;
516 
517 	num_queues = 1;
518 	aqp = &aq;
519 	aqp->length = ha->tgt.atio_q_length;
520 	aqp->ring = ha->tgt.atio_ring;
521 
522 	for (que = 0; que < num_queues; que++) {
523 		/* aqp = ha->atio_q_map[que]; */
524 		q = ptr;
525 		*last_chain = &q->type;
526 		q->type = htonl(DUMP_CHAIN_QUEUE);
527 		q->chain_size = htonl(
528 		    sizeof(struct qla2xxx_mqueue_chain) +
529 		    sizeof(struct qla2xxx_mqueue_header) +
530 		    (aqp->length * sizeof(request_t)));
531 		ptr += sizeof(struct qla2xxx_mqueue_chain);
532 
533 		/* Add header. */
534 		qh = ptr;
535 		qh->queue = htonl(TYPE_ATIO_QUEUE);
536 		qh->number = htonl(que);
537 		qh->size = htonl(aqp->length * sizeof(request_t));
538 		ptr += sizeof(struct qla2xxx_mqueue_header);
539 
540 		/* Add data. */
541 		memcpy(ptr, aqp->ring, aqp->length * sizeof(request_t));
542 
543 		ptr += aqp->length * sizeof(request_t);
544 	}
545 
546 	return ptr;
547 }
548 
549 static inline void *
550 qla25xx_copy_mqueues(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
551 {
552 	struct qla2xxx_mqueue_chain *q;
553 	struct qla2xxx_mqueue_header *qh;
554 	struct req_que *req;
555 	struct rsp_que *rsp;
556 	int que;
557 
558 	if (!ha->mqenable)
559 		return ptr;
560 
561 	/* Request queues */
562 	for (que = 1; que < ha->max_req_queues; que++) {
563 		req = ha->req_q_map[que];
564 		if (!req)
565 			break;
566 
567 		/* Add chain. */
568 		q = ptr;
569 		*last_chain = &q->type;
570 		q->type = htonl(DUMP_CHAIN_QUEUE);
571 		q->chain_size = htonl(
572 		    sizeof(struct qla2xxx_mqueue_chain) +
573 		    sizeof(struct qla2xxx_mqueue_header) +
574 		    (req->length * sizeof(request_t)));
575 		ptr += sizeof(struct qla2xxx_mqueue_chain);
576 
577 		/* Add header. */
578 		qh = ptr;
579 		qh->queue = htonl(TYPE_REQUEST_QUEUE);
580 		qh->number = htonl(que);
581 		qh->size = htonl(req->length * sizeof(request_t));
582 		ptr += sizeof(struct qla2xxx_mqueue_header);
583 
584 		/* Add data. */
585 		memcpy(ptr, req->ring, req->length * sizeof(request_t));
586 		ptr += req->length * sizeof(request_t);
587 	}
588 
589 	/* Response queues */
590 	for (que = 1; que < ha->max_rsp_queues; que++) {
591 		rsp = ha->rsp_q_map[que];
592 		if (!rsp)
593 			break;
594 
595 		/* Add chain. */
596 		q = ptr;
597 		*last_chain = &q->type;
598 		q->type = htonl(DUMP_CHAIN_QUEUE);
599 		q->chain_size = htonl(
600 		    sizeof(struct qla2xxx_mqueue_chain) +
601 		    sizeof(struct qla2xxx_mqueue_header) +
602 		    (rsp->length * sizeof(response_t)));
603 		ptr += sizeof(struct qla2xxx_mqueue_chain);
604 
605 		/* Add header. */
606 		qh = ptr;
607 		qh->queue = htonl(TYPE_RESPONSE_QUEUE);
608 		qh->number = htonl(que);
609 		qh->size = htonl(rsp->length * sizeof(response_t));
610 		ptr += sizeof(struct qla2xxx_mqueue_header);
611 
612 		/* Add data. */
613 		memcpy(ptr, rsp->ring, rsp->length * sizeof(response_t));
614 		ptr += rsp->length * sizeof(response_t);
615 	}
616 
617 	return ptr;
618 }
619 
620 static inline void *
621 qla25xx_copy_mq(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
622 {
623 	uint32_t cnt, que_idx;
624 	uint8_t que_cnt;
625 	struct qla2xxx_mq_chain *mq = ptr;
626 	device_reg_t *reg;
627 
628 	if (!ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha))
629 		return ptr;
630 
631 	mq = ptr;
632 	*last_chain = &mq->type;
633 	mq->type = htonl(DUMP_CHAIN_MQ);
634 	mq->chain_size = htonl(sizeof(struct qla2xxx_mq_chain));
635 
636 	que_cnt = ha->max_req_queues > ha->max_rsp_queues ?
637 		ha->max_req_queues : ha->max_rsp_queues;
638 	mq->count = htonl(que_cnt);
639 	for (cnt = 0; cnt < que_cnt; cnt++) {
640 		reg = ISP_QUE_REG(ha, cnt);
641 		que_idx = cnt * 4;
642 		mq->qregs[que_idx] =
643 		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_in));
644 		mq->qregs[que_idx+1] =
645 		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_out));
646 		mq->qregs[que_idx+2] =
647 		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_in));
648 		mq->qregs[que_idx+3] =
649 		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_out));
650 	}
651 
652 	return ptr + sizeof(struct qla2xxx_mq_chain);
653 }
654 
655 void
656 qla2xxx_dump_post_process(scsi_qla_host_t *vha, int rval)
657 {
658 	struct qla_hw_data *ha = vha->hw;
659 
660 	if (rval != QLA_SUCCESS) {
661 		ql_log(ql_log_warn, vha, 0xd000,
662 		    "Failed to dump firmware (%x), dump status flags (0x%lx).\n",
663 		    rval, ha->fw_dump_cap_flags);
664 		ha->fw_dumped = 0;
665 	} else {
666 		ql_log(ql_log_info, vha, 0xd001,
667 		    "Firmware dump saved to temp buffer (%ld/%p), dump status flags (0x%lx).\n",
668 		    vha->host_no, ha->fw_dump, ha->fw_dump_cap_flags);
669 		ha->fw_dumped = 1;
670 		qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP);
671 	}
672 }
673 
674 /**
675  * qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
676  * @ha: HA context
677  * @hardware_locked: Called with the hardware_lock
678  */
679 void
680 qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
681 {
682 	int		rval;
683 	uint32_t	cnt;
684 	struct qla_hw_data *ha = vha->hw;
685 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
686 	uint16_t __iomem *dmp_reg;
687 	unsigned long	flags;
688 	struct qla2300_fw_dump	*fw;
689 	void		*nxt;
690 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
691 
692 	flags = 0;
693 
694 #ifndef __CHECKER__
695 	if (!hardware_locked)
696 		spin_lock_irqsave(&ha->hardware_lock, flags);
697 #endif
698 
699 	if (!ha->fw_dump) {
700 		ql_log(ql_log_warn, vha, 0xd002,
701 		    "No buffer available for dump.\n");
702 		goto qla2300_fw_dump_failed;
703 	}
704 
705 	if (ha->fw_dumped) {
706 		ql_log(ql_log_warn, vha, 0xd003,
707 		    "Firmware has been previously dumped (%p) "
708 		    "-- ignoring request.\n",
709 		    ha->fw_dump);
710 		goto qla2300_fw_dump_failed;
711 	}
712 	fw = &ha->fw_dump->isp.isp23;
713 	qla2xxx_prep_dump(ha, ha->fw_dump);
714 
715 	rval = QLA_SUCCESS;
716 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
717 
718 	/* Pause RISC. */
719 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
720 	if (IS_QLA2300(ha)) {
721 		for (cnt = 30000;
722 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
723 			rval == QLA_SUCCESS; cnt--) {
724 			if (cnt)
725 				udelay(100);
726 			else
727 				rval = QLA_FUNCTION_TIMEOUT;
728 		}
729 	} else {
730 		RD_REG_WORD(&reg->hccr);		/* PCI Posting. */
731 		udelay(10);
732 	}
733 
734 	if (rval == QLA_SUCCESS) {
735 		dmp_reg = &reg->flash_address;
736 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++, dmp_reg++)
737 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
738 
739 		dmp_reg = &reg->u.isp2300.req_q_in;
740 		for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2;
741 		    cnt++, dmp_reg++)
742 			fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
743 
744 		dmp_reg = &reg->u.isp2300.mailbox0;
745 		for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2;
746 		    cnt++, dmp_reg++)
747 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
748 
749 		WRT_REG_WORD(&reg->ctrl_status, 0x40);
750 		qla2xxx_read_window(reg, 32, fw->resp_dma_reg);
751 
752 		WRT_REG_WORD(&reg->ctrl_status, 0x50);
753 		qla2xxx_read_window(reg, 48, fw->dma_reg);
754 
755 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
756 		dmp_reg = &reg->risc_hw;
757 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2;
758 		    cnt++, dmp_reg++)
759 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
760 
761 		WRT_REG_WORD(&reg->pcr, 0x2000);
762 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
763 
764 		WRT_REG_WORD(&reg->pcr, 0x2200);
765 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
766 
767 		WRT_REG_WORD(&reg->pcr, 0x2400);
768 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
769 
770 		WRT_REG_WORD(&reg->pcr, 0x2600);
771 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
772 
773 		WRT_REG_WORD(&reg->pcr, 0x2800);
774 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
775 
776 		WRT_REG_WORD(&reg->pcr, 0x2A00);
777 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
778 
779 		WRT_REG_WORD(&reg->pcr, 0x2C00);
780 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
781 
782 		WRT_REG_WORD(&reg->pcr, 0x2E00);
783 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
784 
785 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
786 		qla2xxx_read_window(reg, 64, fw->frame_buf_hdw_reg);
787 
788 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
789 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
790 
791 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
792 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
793 
794 		/* Reset RISC. */
795 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
796 		for (cnt = 0; cnt < 30000; cnt++) {
797 			if ((RD_REG_WORD(&reg->ctrl_status) &
798 			    CSR_ISP_SOFT_RESET) == 0)
799 				break;
800 
801 			udelay(10);
802 		}
803 	}
804 
805 	if (!IS_QLA2300(ha)) {
806 		for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
807 		    rval == QLA_SUCCESS; cnt--) {
808 			if (cnt)
809 				udelay(100);
810 			else
811 				rval = QLA_FUNCTION_TIMEOUT;
812 		}
813 	}
814 
815 	/* Get RISC SRAM. */
816 	if (rval == QLA_SUCCESS)
817 		rval = qla2xxx_dump_ram(ha, 0x800, fw->risc_ram,
818 		    sizeof(fw->risc_ram) / 2, &nxt);
819 
820 	/* Get stack SRAM. */
821 	if (rval == QLA_SUCCESS)
822 		rval = qla2xxx_dump_ram(ha, 0x10000, fw->stack_ram,
823 		    sizeof(fw->stack_ram) / 2, &nxt);
824 
825 	/* Get data SRAM. */
826 	if (rval == QLA_SUCCESS)
827 		rval = qla2xxx_dump_ram(ha, 0x11000, fw->data_ram,
828 		    ha->fw_memory_size - 0x11000 + 1, &nxt);
829 
830 	if (rval == QLA_SUCCESS)
831 		qla2xxx_copy_queues(ha, nxt);
832 
833 	qla2xxx_dump_post_process(base_vha, rval);
834 
835 qla2300_fw_dump_failed:
836 #ifndef __CHECKER__
837 	if (!hardware_locked)
838 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
839 #else
840 	;
841 #endif
842 }
843 
844 /**
845  * qla2100_fw_dump() - Dumps binary data from the 2100/2200 firmware.
846  * @ha: HA context
847  * @hardware_locked: Called with the hardware_lock
848  */
849 void
850 qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
851 {
852 	int		rval;
853 	uint32_t	cnt, timer;
854 	uint16_t	risc_address;
855 	uint16_t	mb0, mb2;
856 	struct qla_hw_data *ha = vha->hw;
857 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
858 	uint16_t __iomem *dmp_reg;
859 	unsigned long	flags;
860 	struct qla2100_fw_dump	*fw;
861 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
862 
863 	risc_address = 0;
864 	mb0 = mb2 = 0;
865 	flags = 0;
866 
867 #ifndef __CHECKER__
868 	if (!hardware_locked)
869 		spin_lock_irqsave(&ha->hardware_lock, flags);
870 #endif
871 
872 	if (!ha->fw_dump) {
873 		ql_log(ql_log_warn, vha, 0xd004,
874 		    "No buffer available for dump.\n");
875 		goto qla2100_fw_dump_failed;
876 	}
877 
878 	if (ha->fw_dumped) {
879 		ql_log(ql_log_warn, vha, 0xd005,
880 		    "Firmware has been previously dumped (%p) "
881 		    "-- ignoring request.\n",
882 		    ha->fw_dump);
883 		goto qla2100_fw_dump_failed;
884 	}
885 	fw = &ha->fw_dump->isp.isp21;
886 	qla2xxx_prep_dump(ha, ha->fw_dump);
887 
888 	rval = QLA_SUCCESS;
889 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
890 
891 	/* Pause RISC. */
892 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
893 	for (cnt = 30000; (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
894 	    rval == QLA_SUCCESS; cnt--) {
895 		if (cnt)
896 			udelay(100);
897 		else
898 			rval = QLA_FUNCTION_TIMEOUT;
899 	}
900 	if (rval == QLA_SUCCESS) {
901 		dmp_reg = &reg->flash_address;
902 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++, dmp_reg++)
903 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
904 
905 		dmp_reg = &reg->u.isp2100.mailbox0;
906 		for (cnt = 0; cnt < ha->mbx_count; cnt++, dmp_reg++) {
907 			if (cnt == 8)
908 				dmp_reg = &reg->u_end.isp2200.mailbox8;
909 
910 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
911 		}
912 
913 		dmp_reg = &reg->u.isp2100.unused_2[0];
914 		for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++, dmp_reg++)
915 			fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
916 
917 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
918 		dmp_reg = &reg->risc_hw;
919 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++, dmp_reg++)
920 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
921 
922 		WRT_REG_WORD(&reg->pcr, 0x2000);
923 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
924 
925 		WRT_REG_WORD(&reg->pcr, 0x2100);
926 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
927 
928 		WRT_REG_WORD(&reg->pcr, 0x2200);
929 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
930 
931 		WRT_REG_WORD(&reg->pcr, 0x2300);
932 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
933 
934 		WRT_REG_WORD(&reg->pcr, 0x2400);
935 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
936 
937 		WRT_REG_WORD(&reg->pcr, 0x2500);
938 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
939 
940 		WRT_REG_WORD(&reg->pcr, 0x2600);
941 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
942 
943 		WRT_REG_WORD(&reg->pcr, 0x2700);
944 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
945 
946 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
947 		qla2xxx_read_window(reg, 16, fw->frame_buf_hdw_reg);
948 
949 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
950 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
951 
952 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
953 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
954 
955 		/* Reset the ISP. */
956 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
957 	}
958 
959 	for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
960 	    rval == QLA_SUCCESS; cnt--) {
961 		if (cnt)
962 			udelay(100);
963 		else
964 			rval = QLA_FUNCTION_TIMEOUT;
965 	}
966 
967 	/* Pause RISC. */
968 	if (rval == QLA_SUCCESS && (IS_QLA2200(ha) || (IS_QLA2100(ha) &&
969 	    (RD_REG_WORD(&reg->mctr) & (BIT_1 | BIT_0)) != 0))) {
970 
971 		WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
972 		for (cnt = 30000;
973 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
974 		    rval == QLA_SUCCESS; cnt--) {
975 			if (cnt)
976 				udelay(100);
977 			else
978 				rval = QLA_FUNCTION_TIMEOUT;
979 		}
980 		if (rval == QLA_SUCCESS) {
981 			/* Set memory configuration and timing. */
982 			if (IS_QLA2100(ha))
983 				WRT_REG_WORD(&reg->mctr, 0xf1);
984 			else
985 				WRT_REG_WORD(&reg->mctr, 0xf2);
986 			RD_REG_WORD(&reg->mctr);	/* PCI Posting. */
987 
988 			/* Release RISC. */
989 			WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
990 		}
991 	}
992 
993 	if (rval == QLA_SUCCESS) {
994 		/* Get RISC SRAM. */
995 		risc_address = 0x1000;
996  		WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
997 		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
998 	}
999 	for (cnt = 0; cnt < sizeof(fw->risc_ram) / 2 && rval == QLA_SUCCESS;
1000 	    cnt++, risc_address++) {
1001  		WRT_MAILBOX_REG(ha, reg, 1, risc_address);
1002 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
1003 
1004 		for (timer = 6000000; timer != 0; timer--) {
1005 			/* Check for pending interrupts. */
1006 			if (RD_REG_WORD(&reg->istatus) & ISR_RISC_INT) {
1007 				if (RD_REG_WORD(&reg->semaphore) & BIT_0) {
1008 					set_bit(MBX_INTERRUPT,
1009 					    &ha->mbx_cmd_flags);
1010 
1011 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
1012 					mb2 = RD_MAILBOX_REG(ha, reg, 2);
1013 
1014 					WRT_REG_WORD(&reg->semaphore, 0);
1015 					WRT_REG_WORD(&reg->hccr,
1016 					    HCCR_CLR_RISC_INT);
1017 					RD_REG_WORD(&reg->hccr);
1018 					break;
1019 				}
1020 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
1021 				RD_REG_WORD(&reg->hccr);
1022 			}
1023 			udelay(5);
1024 		}
1025 
1026 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
1027 			rval = mb0 & MBS_MASK;
1028 			fw->risc_ram[cnt] = htons(mb2);
1029 		} else {
1030 			rval = QLA_FUNCTION_FAILED;
1031 		}
1032 	}
1033 
1034 	if (rval == QLA_SUCCESS)
1035 		qla2xxx_copy_queues(ha, &fw->risc_ram[cnt]);
1036 
1037 	qla2xxx_dump_post_process(base_vha, rval);
1038 
1039 qla2100_fw_dump_failed:
1040 #ifndef __CHECKER__
1041 	if (!hardware_locked)
1042 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1043 #else
1044 	;
1045 #endif
1046 }
1047 
1048 void
1049 qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1050 {
1051 	int		rval;
1052 	uint32_t	cnt;
1053 	struct qla_hw_data *ha = vha->hw;
1054 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1055 	uint32_t __iomem *dmp_reg;
1056 	uint32_t	*iter_reg;
1057 	uint16_t __iomem *mbx_reg;
1058 	unsigned long	flags;
1059 	struct qla24xx_fw_dump *fw;
1060 	void		*nxt;
1061 	void		*nxt_chain;
1062 	uint32_t	*last_chain = NULL;
1063 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1064 
1065 	if (IS_P3P_TYPE(ha))
1066 		return;
1067 
1068 	flags = 0;
1069 	ha->fw_dump_cap_flags = 0;
1070 
1071 #ifndef __CHECKER__
1072 	if (!hardware_locked)
1073 		spin_lock_irqsave(&ha->hardware_lock, flags);
1074 #endif
1075 
1076 	if (!ha->fw_dump) {
1077 		ql_log(ql_log_warn, vha, 0xd006,
1078 		    "No buffer available for dump.\n");
1079 		goto qla24xx_fw_dump_failed;
1080 	}
1081 
1082 	if (ha->fw_dumped) {
1083 		ql_log(ql_log_warn, vha, 0xd007,
1084 		    "Firmware has been previously dumped (%p) "
1085 		    "-- ignoring request.\n",
1086 		    ha->fw_dump);
1087 		goto qla24xx_fw_dump_failed;
1088 	}
1089 	fw = &ha->fw_dump->isp.isp24;
1090 	qla2xxx_prep_dump(ha, ha->fw_dump);
1091 
1092 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1093 
1094 	/*
1095 	 * Pause RISC. No need to track timeout, as resetting the chip
1096 	 * is the right approach incase of pause timeout
1097 	 */
1098 	qla24xx_pause_risc(reg, ha);
1099 
1100 	/* Host interface registers. */
1101 	dmp_reg = &reg->flash_addr;
1102 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
1103 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
1104 
1105 	/* Disable interrupts. */
1106 	WRT_REG_DWORD(&reg->ictrl, 0);
1107 	RD_REG_DWORD(&reg->ictrl);
1108 
1109 	/* Shadow registers. */
1110 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1111 	RD_REG_DWORD(&reg->iobase_addr);
1112 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1113 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1114 
1115 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1116 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1117 
1118 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1119 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1120 
1121 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1122 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1123 
1124 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1125 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1126 
1127 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1128 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1129 
1130 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1131 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1132 
1133 	/* Mailbox registers. */
1134 	mbx_reg = &reg->mailbox0;
1135 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, dmp_reg++)
1136 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
1137 
1138 	/* Transfer sequence registers. */
1139 	iter_reg = fw->xseq_gp_reg;
1140 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1141 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1142 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1143 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1144 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1145 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1146 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1147 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1148 
1149 	qla24xx_read_window(reg, 0xBFE0, 16, fw->xseq_0_reg);
1150 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1151 
1152 	/* Receive sequence registers. */
1153 	iter_reg = fw->rseq_gp_reg;
1154 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1155 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1156 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1157 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1158 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1159 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1160 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1161 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1162 
1163 	qla24xx_read_window(reg, 0xFFD0, 16, fw->rseq_0_reg);
1164 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1165 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1166 
1167 	/* Command DMA registers. */
1168 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1169 
1170 	/* Queues. */
1171 	iter_reg = fw->req0_dma_reg;
1172 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1173 	dmp_reg = &reg->iobase_q;
1174 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1175 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1176 
1177 	iter_reg = fw->resp0_dma_reg;
1178 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1179 	dmp_reg = &reg->iobase_q;
1180 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1181 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1182 
1183 	iter_reg = fw->req1_dma_reg;
1184 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1185 	dmp_reg = &reg->iobase_q;
1186 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1187 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1188 
1189 	/* Transmit DMA registers. */
1190 	iter_reg = fw->xmt0_dma_reg;
1191 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1192 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1193 
1194 	iter_reg = fw->xmt1_dma_reg;
1195 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1196 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1197 
1198 	iter_reg = fw->xmt2_dma_reg;
1199 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1200 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1201 
1202 	iter_reg = fw->xmt3_dma_reg;
1203 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1204 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1205 
1206 	iter_reg = fw->xmt4_dma_reg;
1207 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1208 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1209 
1210 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1211 
1212 	/* Receive DMA registers. */
1213 	iter_reg = fw->rcvt0_data_dma_reg;
1214 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1215 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1216 
1217 	iter_reg = fw->rcvt1_data_dma_reg;
1218 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1219 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1220 
1221 	/* RISC registers. */
1222 	iter_reg = fw->risc_gp_reg;
1223 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1224 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1225 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1226 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1227 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1228 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1229 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1230 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1231 
1232 	/* Local memory controller registers. */
1233 	iter_reg = fw->lmc_reg;
1234 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1235 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1236 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1237 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1238 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1239 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1240 	qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1241 
1242 	/* Fibre Protocol Module registers. */
1243 	iter_reg = fw->fpm_hdw_reg;
1244 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1245 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1246 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1247 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1248 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1249 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1250 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1251 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1252 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1253 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1254 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1255 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1256 
1257 	/* Frame Buffer registers. */
1258 	iter_reg = fw->fb_hdw_reg;
1259 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1260 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1261 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1262 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1263 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1264 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1265 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1266 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1267 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1268 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1269 	qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1270 
1271 	rval = qla24xx_soft_reset(ha);
1272 	if (rval != QLA_SUCCESS)
1273 		goto qla24xx_fw_dump_failed_0;
1274 
1275 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1276 	    &nxt);
1277 	if (rval != QLA_SUCCESS)
1278 		goto qla24xx_fw_dump_failed_0;
1279 
1280 	nxt = qla2xxx_copy_queues(ha, nxt);
1281 
1282 	qla24xx_copy_eft(ha, nxt);
1283 
1284 	nxt_chain = (void *)ha->fw_dump + ha->chain_offset;
1285 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1286 	if (last_chain) {
1287 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1288 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1289 	}
1290 
1291 	/* Adjust valid length. */
1292 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1293 
1294 qla24xx_fw_dump_failed_0:
1295 	qla2xxx_dump_post_process(base_vha, rval);
1296 
1297 qla24xx_fw_dump_failed:
1298 #ifndef __CHECKER__
1299 	if (!hardware_locked)
1300 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1301 #else
1302 	;
1303 #endif
1304 }
1305 
1306 void
1307 qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1308 {
1309 	int		rval;
1310 	uint32_t	cnt;
1311 	struct qla_hw_data *ha = vha->hw;
1312 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1313 	uint32_t __iomem *dmp_reg;
1314 	uint32_t	*iter_reg;
1315 	uint16_t __iomem *mbx_reg;
1316 	unsigned long	flags;
1317 	struct qla25xx_fw_dump *fw;
1318 	void		*nxt, *nxt_chain;
1319 	uint32_t	*last_chain = NULL;
1320 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1321 
1322 	flags = 0;
1323 	ha->fw_dump_cap_flags = 0;
1324 
1325 #ifndef __CHECKER__
1326 	if (!hardware_locked)
1327 		spin_lock_irqsave(&ha->hardware_lock, flags);
1328 #endif
1329 
1330 	if (!ha->fw_dump) {
1331 		ql_log(ql_log_warn, vha, 0xd008,
1332 		    "No buffer available for dump.\n");
1333 		goto qla25xx_fw_dump_failed;
1334 	}
1335 
1336 	if (ha->fw_dumped) {
1337 		ql_log(ql_log_warn, vha, 0xd009,
1338 		    "Firmware has been previously dumped (%p) "
1339 		    "-- ignoring request.\n",
1340 		    ha->fw_dump);
1341 		goto qla25xx_fw_dump_failed;
1342 	}
1343 	fw = &ha->fw_dump->isp.isp25;
1344 	qla2xxx_prep_dump(ha, ha->fw_dump);
1345 	ha->fw_dump->version = htonl(2);
1346 
1347 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1348 
1349 	/*
1350 	 * Pause RISC. No need to track timeout, as resetting the chip
1351 	 * is the right approach incase of pause timeout
1352 	 */
1353 	qla24xx_pause_risc(reg, ha);
1354 
1355 	/* Host/Risc registers. */
1356 	iter_reg = fw->host_risc_reg;
1357 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1358 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1359 
1360 	/* PCIe registers. */
1361 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1362 	RD_REG_DWORD(&reg->iobase_addr);
1363 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1364 	dmp_reg = &reg->iobase_c4;
1365 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg));
1366 	dmp_reg++;
1367 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg));
1368 	dmp_reg++;
1369 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1370 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1371 
1372 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1373 	RD_REG_DWORD(&reg->iobase_window);
1374 
1375 	/* Host interface registers. */
1376 	dmp_reg = &reg->flash_addr;
1377 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
1378 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
1379 
1380 	/* Disable interrupts. */
1381 	WRT_REG_DWORD(&reg->ictrl, 0);
1382 	RD_REG_DWORD(&reg->ictrl);
1383 
1384 	/* Shadow registers. */
1385 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1386 	RD_REG_DWORD(&reg->iobase_addr);
1387 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1388 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1389 
1390 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1391 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1392 
1393 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1394 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1395 
1396 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1397 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1398 
1399 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1400 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1401 
1402 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1403 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1404 
1405 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1406 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1407 
1408 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1409 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1410 
1411 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1412 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1413 
1414 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1415 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1416 
1417 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1418 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1419 
1420 	/* RISC I/O register. */
1421 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1422 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1423 
1424 	/* Mailbox registers. */
1425 	mbx_reg = &reg->mailbox0;
1426 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++)
1427 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
1428 
1429 	/* Transfer sequence registers. */
1430 	iter_reg = fw->xseq_gp_reg;
1431 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1432 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1433 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1434 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1435 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1436 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1437 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1438 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1439 
1440 	iter_reg = fw->xseq_0_reg;
1441 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1442 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1443 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1444 
1445 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1446 
1447 	/* Receive sequence registers. */
1448 	iter_reg = fw->rseq_gp_reg;
1449 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1450 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1451 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1452 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1453 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1454 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1455 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1456 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1457 
1458 	iter_reg = fw->rseq_0_reg;
1459 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1460 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1461 
1462 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1463 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1464 
1465 	/* Auxiliary sequence registers. */
1466 	iter_reg = fw->aseq_gp_reg;
1467 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1468 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1469 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1470 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1471 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1472 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1473 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1474 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1475 
1476 	iter_reg = fw->aseq_0_reg;
1477 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1478 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1479 
1480 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1481 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1482 
1483 	/* Command DMA registers. */
1484 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1485 
1486 	/* Queues. */
1487 	iter_reg = fw->req0_dma_reg;
1488 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1489 	dmp_reg = &reg->iobase_q;
1490 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1491 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1492 
1493 	iter_reg = fw->resp0_dma_reg;
1494 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1495 	dmp_reg = &reg->iobase_q;
1496 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1497 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1498 
1499 	iter_reg = fw->req1_dma_reg;
1500 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1501 	dmp_reg = &reg->iobase_q;
1502 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1503 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1504 
1505 	/* Transmit DMA registers. */
1506 	iter_reg = fw->xmt0_dma_reg;
1507 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1508 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1509 
1510 	iter_reg = fw->xmt1_dma_reg;
1511 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1512 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1513 
1514 	iter_reg = fw->xmt2_dma_reg;
1515 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1516 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1517 
1518 	iter_reg = fw->xmt3_dma_reg;
1519 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1520 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1521 
1522 	iter_reg = fw->xmt4_dma_reg;
1523 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1524 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1525 
1526 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1527 
1528 	/* Receive DMA registers. */
1529 	iter_reg = fw->rcvt0_data_dma_reg;
1530 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1531 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1532 
1533 	iter_reg = fw->rcvt1_data_dma_reg;
1534 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1535 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1536 
1537 	/* RISC registers. */
1538 	iter_reg = fw->risc_gp_reg;
1539 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1540 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1541 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1542 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1543 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1544 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1545 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1546 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1547 
1548 	/* Local memory controller registers. */
1549 	iter_reg = fw->lmc_reg;
1550 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1551 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1552 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1553 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1554 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1555 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1556 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1557 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1558 
1559 	/* Fibre Protocol Module registers. */
1560 	iter_reg = fw->fpm_hdw_reg;
1561 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1562 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1563 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1564 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1565 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1566 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1567 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1568 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1569 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1570 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1571 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1572 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1573 
1574 	/* Frame Buffer registers. */
1575 	iter_reg = fw->fb_hdw_reg;
1576 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1577 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1578 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1579 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1580 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1581 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1582 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1583 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1584 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1585 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1586 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1587 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1588 
1589 	/* Multi queue registers */
1590 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1591 	    &last_chain);
1592 
1593 	rval = qla24xx_soft_reset(ha);
1594 	if (rval != QLA_SUCCESS)
1595 		goto qla25xx_fw_dump_failed_0;
1596 
1597 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1598 	    &nxt);
1599 	if (rval != QLA_SUCCESS)
1600 		goto qla25xx_fw_dump_failed_0;
1601 
1602 	nxt = qla2xxx_copy_queues(ha, nxt);
1603 
1604 	qla24xx_copy_eft(ha, nxt);
1605 
1606 	/* Chain entries -- started with MQ. */
1607 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1608 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1609 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1610 	if (last_chain) {
1611 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1612 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1613 	}
1614 
1615 	/* Adjust valid length. */
1616 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1617 
1618 qla25xx_fw_dump_failed_0:
1619 	qla2xxx_dump_post_process(base_vha, rval);
1620 
1621 qla25xx_fw_dump_failed:
1622 #ifndef __CHECKER__
1623 	if (!hardware_locked)
1624 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1625 #else
1626 	;
1627 #endif
1628 }
1629 
1630 void
1631 qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1632 {
1633 	int		rval;
1634 	uint32_t	cnt;
1635 	struct qla_hw_data *ha = vha->hw;
1636 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1637 	uint32_t __iomem *dmp_reg;
1638 	uint32_t	*iter_reg;
1639 	uint16_t __iomem *mbx_reg;
1640 	unsigned long	flags;
1641 	struct qla81xx_fw_dump *fw;
1642 	void		*nxt, *nxt_chain;
1643 	uint32_t	*last_chain = NULL;
1644 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1645 
1646 	flags = 0;
1647 	ha->fw_dump_cap_flags = 0;
1648 
1649 #ifndef __CHECKER__
1650 	if (!hardware_locked)
1651 		spin_lock_irqsave(&ha->hardware_lock, flags);
1652 #endif
1653 
1654 	if (!ha->fw_dump) {
1655 		ql_log(ql_log_warn, vha, 0xd00a,
1656 		    "No buffer available for dump.\n");
1657 		goto qla81xx_fw_dump_failed;
1658 	}
1659 
1660 	if (ha->fw_dumped) {
1661 		ql_log(ql_log_warn, vha, 0xd00b,
1662 		    "Firmware has been previously dumped (%p) "
1663 		    "-- ignoring request.\n",
1664 		    ha->fw_dump);
1665 		goto qla81xx_fw_dump_failed;
1666 	}
1667 	fw = &ha->fw_dump->isp.isp81;
1668 	qla2xxx_prep_dump(ha, ha->fw_dump);
1669 
1670 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1671 
1672 	/*
1673 	 * Pause RISC. No need to track timeout, as resetting the chip
1674 	 * is the right approach incase of pause timeout
1675 	 */
1676 	qla24xx_pause_risc(reg, ha);
1677 
1678 	/* Host/Risc registers. */
1679 	iter_reg = fw->host_risc_reg;
1680 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1681 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1682 
1683 	/* PCIe registers. */
1684 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1685 	RD_REG_DWORD(&reg->iobase_addr);
1686 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1687 	dmp_reg = &reg->iobase_c4;
1688 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg));
1689 	dmp_reg++;
1690 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg));
1691 	dmp_reg++;
1692 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1693 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1694 
1695 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1696 	RD_REG_DWORD(&reg->iobase_window);
1697 
1698 	/* Host interface registers. */
1699 	dmp_reg = &reg->flash_addr;
1700 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
1701 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
1702 
1703 	/* Disable interrupts. */
1704 	WRT_REG_DWORD(&reg->ictrl, 0);
1705 	RD_REG_DWORD(&reg->ictrl);
1706 
1707 	/* Shadow registers. */
1708 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1709 	RD_REG_DWORD(&reg->iobase_addr);
1710 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1711 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1712 
1713 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1714 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1715 
1716 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1717 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1718 
1719 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1720 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1721 
1722 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1723 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1724 
1725 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1726 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1727 
1728 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1729 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1730 
1731 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1732 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1733 
1734 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1735 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1736 
1737 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1738 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1739 
1740 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1741 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1742 
1743 	/* RISC I/O register. */
1744 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1745 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1746 
1747 	/* Mailbox registers. */
1748 	mbx_reg = &reg->mailbox0;
1749 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++)
1750 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
1751 
1752 	/* Transfer sequence registers. */
1753 	iter_reg = fw->xseq_gp_reg;
1754 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1755 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1756 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1757 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1758 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1759 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1760 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1761 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1762 
1763 	iter_reg = fw->xseq_0_reg;
1764 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1765 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1766 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1767 
1768 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1769 
1770 	/* Receive sequence registers. */
1771 	iter_reg = fw->rseq_gp_reg;
1772 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1773 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1774 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1775 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1776 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1777 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1778 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1779 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1780 
1781 	iter_reg = fw->rseq_0_reg;
1782 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1783 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1784 
1785 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1786 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1787 
1788 	/* Auxiliary sequence registers. */
1789 	iter_reg = fw->aseq_gp_reg;
1790 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1791 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1792 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1793 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1794 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1795 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1796 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1797 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1798 
1799 	iter_reg = fw->aseq_0_reg;
1800 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1801 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1802 
1803 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1804 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1805 
1806 	/* Command DMA registers. */
1807 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1808 
1809 	/* Queues. */
1810 	iter_reg = fw->req0_dma_reg;
1811 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1812 	dmp_reg = &reg->iobase_q;
1813 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1814 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1815 
1816 	iter_reg = fw->resp0_dma_reg;
1817 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1818 	dmp_reg = &reg->iobase_q;
1819 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1820 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1821 
1822 	iter_reg = fw->req1_dma_reg;
1823 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1824 	dmp_reg = &reg->iobase_q;
1825 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1826 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1827 
1828 	/* Transmit DMA registers. */
1829 	iter_reg = fw->xmt0_dma_reg;
1830 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1831 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1832 
1833 	iter_reg = fw->xmt1_dma_reg;
1834 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1835 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1836 
1837 	iter_reg = fw->xmt2_dma_reg;
1838 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1839 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1840 
1841 	iter_reg = fw->xmt3_dma_reg;
1842 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1843 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1844 
1845 	iter_reg = fw->xmt4_dma_reg;
1846 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1847 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1848 
1849 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1850 
1851 	/* Receive DMA registers. */
1852 	iter_reg = fw->rcvt0_data_dma_reg;
1853 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1854 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1855 
1856 	iter_reg = fw->rcvt1_data_dma_reg;
1857 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1858 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1859 
1860 	/* RISC registers. */
1861 	iter_reg = fw->risc_gp_reg;
1862 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1863 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1864 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1865 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1866 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1867 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1868 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1869 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1870 
1871 	/* Local memory controller registers. */
1872 	iter_reg = fw->lmc_reg;
1873 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1874 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1875 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1876 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1877 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1878 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1879 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1880 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1881 
1882 	/* Fibre Protocol Module registers. */
1883 	iter_reg = fw->fpm_hdw_reg;
1884 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1885 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1886 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1887 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1888 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1889 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1890 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1891 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1892 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1893 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1894 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1895 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1896 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
1897 	qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
1898 
1899 	/* Frame Buffer registers. */
1900 	iter_reg = fw->fb_hdw_reg;
1901 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1902 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1903 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1904 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1905 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1906 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1907 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1908 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1909 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1910 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1911 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1912 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
1913 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1914 
1915 	/* Multi queue registers */
1916 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1917 	    &last_chain);
1918 
1919 	rval = qla24xx_soft_reset(ha);
1920 	if (rval != QLA_SUCCESS)
1921 		goto qla81xx_fw_dump_failed_0;
1922 
1923 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1924 	    &nxt);
1925 	if (rval != QLA_SUCCESS)
1926 		goto qla81xx_fw_dump_failed_0;
1927 
1928 	nxt = qla2xxx_copy_queues(ha, nxt);
1929 
1930 	qla24xx_copy_eft(ha, nxt);
1931 
1932 	/* Chain entries -- started with MQ. */
1933 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1934 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1935 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1936 	if (last_chain) {
1937 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1938 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1939 	}
1940 
1941 	/* Adjust valid length. */
1942 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1943 
1944 qla81xx_fw_dump_failed_0:
1945 	qla2xxx_dump_post_process(base_vha, rval);
1946 
1947 qla81xx_fw_dump_failed:
1948 #ifndef __CHECKER__
1949 	if (!hardware_locked)
1950 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1951 #else
1952 	;
1953 #endif
1954 }
1955 
1956 void
1957 qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1958 {
1959 	int		rval;
1960 	uint32_t	cnt;
1961 	struct qla_hw_data *ha = vha->hw;
1962 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1963 	uint32_t __iomem *dmp_reg;
1964 	uint32_t	*iter_reg;
1965 	uint16_t __iomem *mbx_reg;
1966 	unsigned long	flags;
1967 	struct qla83xx_fw_dump *fw;
1968 	void		*nxt, *nxt_chain;
1969 	uint32_t	*last_chain = NULL;
1970 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1971 
1972 	flags = 0;
1973 	ha->fw_dump_cap_flags = 0;
1974 
1975 #ifndef __CHECKER__
1976 	if (!hardware_locked)
1977 		spin_lock_irqsave(&ha->hardware_lock, flags);
1978 #endif
1979 
1980 	if (!ha->fw_dump) {
1981 		ql_log(ql_log_warn, vha, 0xd00c,
1982 		    "No buffer available for dump!!!\n");
1983 		goto qla83xx_fw_dump_failed;
1984 	}
1985 
1986 	if (ha->fw_dumped) {
1987 		ql_log(ql_log_warn, vha, 0xd00d,
1988 		    "Firmware has been previously dumped (%p) -- ignoring "
1989 		    "request...\n", ha->fw_dump);
1990 		goto qla83xx_fw_dump_failed;
1991 	}
1992 	fw = &ha->fw_dump->isp.isp83;
1993 	qla2xxx_prep_dump(ha, ha->fw_dump);
1994 
1995 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1996 
1997 	/*
1998 	 * Pause RISC. No need to track timeout, as resetting the chip
1999 	 * is the right approach incase of pause timeout
2000 	 */
2001 	qla24xx_pause_risc(reg, ha);
2002 
2003 	WRT_REG_DWORD(&reg->iobase_addr, 0x6000);
2004 	dmp_reg = &reg->iobase_window;
2005 	RD_REG_DWORD(dmp_reg);
2006 	WRT_REG_DWORD(dmp_reg, 0);
2007 
2008 	dmp_reg = &reg->unused_4_1[0];
2009 	RD_REG_DWORD(dmp_reg);
2010 	WRT_REG_DWORD(dmp_reg, 0);
2011 
2012 	WRT_REG_DWORD(&reg->iobase_addr, 0x6010);
2013 	dmp_reg = &reg->unused_4_1[2];
2014 	RD_REG_DWORD(dmp_reg);
2015 	WRT_REG_DWORD(dmp_reg, 0);
2016 
2017 	/* select PCR and disable ecc checking and correction */
2018 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
2019 	RD_REG_DWORD(&reg->iobase_addr);
2020 	WRT_REG_DWORD(&reg->iobase_select, 0x60000000);	/* write to F0h = PCR */
2021 
2022 	/* Host/Risc registers. */
2023 	iter_reg = fw->host_risc_reg;
2024 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
2025 	iter_reg = qla24xx_read_window(reg, 0x7010, 16, iter_reg);
2026 	qla24xx_read_window(reg, 0x7040, 16, iter_reg);
2027 
2028 	/* PCIe registers. */
2029 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
2030 	RD_REG_DWORD(&reg->iobase_addr);
2031 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
2032 	dmp_reg = &reg->iobase_c4;
2033 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg));
2034 	dmp_reg++;
2035 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg));
2036 	dmp_reg++;
2037 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
2038 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
2039 
2040 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
2041 	RD_REG_DWORD(&reg->iobase_window);
2042 
2043 	/* Host interface registers. */
2044 	dmp_reg = &reg->flash_addr;
2045 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
2046 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
2047 
2048 	/* Disable interrupts. */
2049 	WRT_REG_DWORD(&reg->ictrl, 0);
2050 	RD_REG_DWORD(&reg->ictrl);
2051 
2052 	/* Shadow registers. */
2053 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
2054 	RD_REG_DWORD(&reg->iobase_addr);
2055 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
2056 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2057 
2058 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
2059 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2060 
2061 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
2062 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2063 
2064 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
2065 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2066 
2067 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
2068 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2069 
2070 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
2071 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2072 
2073 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
2074 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2075 
2076 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
2077 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2078 
2079 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
2080 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2081 
2082 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
2083 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2084 
2085 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
2086 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2087 
2088 	/* RISC I/O register. */
2089 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
2090 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
2091 
2092 	/* Mailbox registers. */
2093 	mbx_reg = &reg->mailbox0;
2094 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, dmp_reg++)
2095 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
2096 
2097 	/* Transfer sequence registers. */
2098 	iter_reg = fw->xseq_gp_reg;
2099 	iter_reg = qla24xx_read_window(reg, 0xBE00, 16, iter_reg);
2100 	iter_reg = qla24xx_read_window(reg, 0xBE10, 16, iter_reg);
2101 	iter_reg = qla24xx_read_window(reg, 0xBE20, 16, iter_reg);
2102 	iter_reg = qla24xx_read_window(reg, 0xBE30, 16, iter_reg);
2103 	iter_reg = qla24xx_read_window(reg, 0xBE40, 16, iter_reg);
2104 	iter_reg = qla24xx_read_window(reg, 0xBE50, 16, iter_reg);
2105 	iter_reg = qla24xx_read_window(reg, 0xBE60, 16, iter_reg);
2106 	iter_reg = qla24xx_read_window(reg, 0xBE70, 16, iter_reg);
2107 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
2108 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
2109 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
2110 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
2111 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
2112 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
2113 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
2114 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
2115 
2116 	iter_reg = fw->xseq_0_reg;
2117 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
2118 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
2119 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
2120 
2121 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
2122 
2123 	qla24xx_read_window(reg, 0xBEF0, 16, fw->xseq_2_reg);
2124 
2125 	/* Receive sequence registers. */
2126 	iter_reg = fw->rseq_gp_reg;
2127 	iter_reg = qla24xx_read_window(reg, 0xFE00, 16, iter_reg);
2128 	iter_reg = qla24xx_read_window(reg, 0xFE10, 16, iter_reg);
2129 	iter_reg = qla24xx_read_window(reg, 0xFE20, 16, iter_reg);
2130 	iter_reg = qla24xx_read_window(reg, 0xFE30, 16, iter_reg);
2131 	iter_reg = qla24xx_read_window(reg, 0xFE40, 16, iter_reg);
2132 	iter_reg = qla24xx_read_window(reg, 0xFE50, 16, iter_reg);
2133 	iter_reg = qla24xx_read_window(reg, 0xFE60, 16, iter_reg);
2134 	iter_reg = qla24xx_read_window(reg, 0xFE70, 16, iter_reg);
2135 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
2136 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
2137 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
2138 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
2139 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
2140 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
2141 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
2142 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
2143 
2144 	iter_reg = fw->rseq_0_reg;
2145 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
2146 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
2147 
2148 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
2149 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
2150 	qla24xx_read_window(reg, 0xFEF0, 16, fw->rseq_3_reg);
2151 
2152 	/* Auxiliary sequence registers. */
2153 	iter_reg = fw->aseq_gp_reg;
2154 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
2155 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
2156 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
2157 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
2158 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
2159 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
2160 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
2161 	iter_reg = qla24xx_read_window(reg, 0xB070, 16, iter_reg);
2162 	iter_reg = qla24xx_read_window(reg, 0xB100, 16, iter_reg);
2163 	iter_reg = qla24xx_read_window(reg, 0xB110, 16, iter_reg);
2164 	iter_reg = qla24xx_read_window(reg, 0xB120, 16, iter_reg);
2165 	iter_reg = qla24xx_read_window(reg, 0xB130, 16, iter_reg);
2166 	iter_reg = qla24xx_read_window(reg, 0xB140, 16, iter_reg);
2167 	iter_reg = qla24xx_read_window(reg, 0xB150, 16, iter_reg);
2168 	iter_reg = qla24xx_read_window(reg, 0xB160, 16, iter_reg);
2169 	qla24xx_read_window(reg, 0xB170, 16, iter_reg);
2170 
2171 	iter_reg = fw->aseq_0_reg;
2172 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
2173 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
2174 
2175 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
2176 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
2177 	qla24xx_read_window(reg, 0xB1F0, 16, fw->aseq_3_reg);
2178 
2179 	/* Command DMA registers. */
2180 	iter_reg = fw->cmd_dma_reg;
2181 	iter_reg = qla24xx_read_window(reg, 0x7100, 16, iter_reg);
2182 	iter_reg = qla24xx_read_window(reg, 0x7120, 16, iter_reg);
2183 	iter_reg = qla24xx_read_window(reg, 0x7130, 16, iter_reg);
2184 	qla24xx_read_window(reg, 0x71F0, 16, iter_reg);
2185 
2186 	/* Queues. */
2187 	iter_reg = fw->req0_dma_reg;
2188 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
2189 	dmp_reg = &reg->iobase_q;
2190 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2191 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
2192 
2193 	iter_reg = fw->resp0_dma_reg;
2194 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
2195 	dmp_reg = &reg->iobase_q;
2196 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2197 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
2198 
2199 	iter_reg = fw->req1_dma_reg;
2200 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
2201 	dmp_reg = &reg->iobase_q;
2202 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2203 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
2204 
2205 	/* Transmit DMA registers. */
2206 	iter_reg = fw->xmt0_dma_reg;
2207 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
2208 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
2209 
2210 	iter_reg = fw->xmt1_dma_reg;
2211 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
2212 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
2213 
2214 	iter_reg = fw->xmt2_dma_reg;
2215 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
2216 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
2217 
2218 	iter_reg = fw->xmt3_dma_reg;
2219 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
2220 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
2221 
2222 	iter_reg = fw->xmt4_dma_reg;
2223 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
2224 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
2225 
2226 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
2227 
2228 	/* Receive DMA registers. */
2229 	iter_reg = fw->rcvt0_data_dma_reg;
2230 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
2231 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
2232 
2233 	iter_reg = fw->rcvt1_data_dma_reg;
2234 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
2235 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
2236 
2237 	/* RISC registers. */
2238 	iter_reg = fw->risc_gp_reg;
2239 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
2240 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
2241 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
2242 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
2243 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
2244 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
2245 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
2246 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
2247 
2248 	/* Local memory controller registers. */
2249 	iter_reg = fw->lmc_reg;
2250 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
2251 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
2252 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
2253 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
2254 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
2255 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
2256 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
2257 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
2258 
2259 	/* Fibre Protocol Module registers. */
2260 	iter_reg = fw->fpm_hdw_reg;
2261 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
2262 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
2263 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
2264 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
2265 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
2266 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
2267 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
2268 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
2269 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
2270 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
2271 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
2272 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
2273 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
2274 	iter_reg = qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
2275 	iter_reg = qla24xx_read_window(reg, 0x40E0, 16, iter_reg);
2276 	qla24xx_read_window(reg, 0x40F0, 16, iter_reg);
2277 
2278 	/* RQ0 Array registers. */
2279 	iter_reg = fw->rq0_array_reg;
2280 	iter_reg = qla24xx_read_window(reg, 0x5C00, 16, iter_reg);
2281 	iter_reg = qla24xx_read_window(reg, 0x5C10, 16, iter_reg);
2282 	iter_reg = qla24xx_read_window(reg, 0x5C20, 16, iter_reg);
2283 	iter_reg = qla24xx_read_window(reg, 0x5C30, 16, iter_reg);
2284 	iter_reg = qla24xx_read_window(reg, 0x5C40, 16, iter_reg);
2285 	iter_reg = qla24xx_read_window(reg, 0x5C50, 16, iter_reg);
2286 	iter_reg = qla24xx_read_window(reg, 0x5C60, 16, iter_reg);
2287 	iter_reg = qla24xx_read_window(reg, 0x5C70, 16, iter_reg);
2288 	iter_reg = qla24xx_read_window(reg, 0x5C80, 16, iter_reg);
2289 	iter_reg = qla24xx_read_window(reg, 0x5C90, 16, iter_reg);
2290 	iter_reg = qla24xx_read_window(reg, 0x5CA0, 16, iter_reg);
2291 	iter_reg = qla24xx_read_window(reg, 0x5CB0, 16, iter_reg);
2292 	iter_reg = qla24xx_read_window(reg, 0x5CC0, 16, iter_reg);
2293 	iter_reg = qla24xx_read_window(reg, 0x5CD0, 16, iter_reg);
2294 	iter_reg = qla24xx_read_window(reg, 0x5CE0, 16, iter_reg);
2295 	qla24xx_read_window(reg, 0x5CF0, 16, iter_reg);
2296 
2297 	/* RQ1 Array registers. */
2298 	iter_reg = fw->rq1_array_reg;
2299 	iter_reg = qla24xx_read_window(reg, 0x5D00, 16, iter_reg);
2300 	iter_reg = qla24xx_read_window(reg, 0x5D10, 16, iter_reg);
2301 	iter_reg = qla24xx_read_window(reg, 0x5D20, 16, iter_reg);
2302 	iter_reg = qla24xx_read_window(reg, 0x5D30, 16, iter_reg);
2303 	iter_reg = qla24xx_read_window(reg, 0x5D40, 16, iter_reg);
2304 	iter_reg = qla24xx_read_window(reg, 0x5D50, 16, iter_reg);
2305 	iter_reg = qla24xx_read_window(reg, 0x5D60, 16, iter_reg);
2306 	iter_reg = qla24xx_read_window(reg, 0x5D70, 16, iter_reg);
2307 	iter_reg = qla24xx_read_window(reg, 0x5D80, 16, iter_reg);
2308 	iter_reg = qla24xx_read_window(reg, 0x5D90, 16, iter_reg);
2309 	iter_reg = qla24xx_read_window(reg, 0x5DA0, 16, iter_reg);
2310 	iter_reg = qla24xx_read_window(reg, 0x5DB0, 16, iter_reg);
2311 	iter_reg = qla24xx_read_window(reg, 0x5DC0, 16, iter_reg);
2312 	iter_reg = qla24xx_read_window(reg, 0x5DD0, 16, iter_reg);
2313 	iter_reg = qla24xx_read_window(reg, 0x5DE0, 16, iter_reg);
2314 	qla24xx_read_window(reg, 0x5DF0, 16, iter_reg);
2315 
2316 	/* RP0 Array registers. */
2317 	iter_reg = fw->rp0_array_reg;
2318 	iter_reg = qla24xx_read_window(reg, 0x5E00, 16, iter_reg);
2319 	iter_reg = qla24xx_read_window(reg, 0x5E10, 16, iter_reg);
2320 	iter_reg = qla24xx_read_window(reg, 0x5E20, 16, iter_reg);
2321 	iter_reg = qla24xx_read_window(reg, 0x5E30, 16, iter_reg);
2322 	iter_reg = qla24xx_read_window(reg, 0x5E40, 16, iter_reg);
2323 	iter_reg = qla24xx_read_window(reg, 0x5E50, 16, iter_reg);
2324 	iter_reg = qla24xx_read_window(reg, 0x5E60, 16, iter_reg);
2325 	iter_reg = qla24xx_read_window(reg, 0x5E70, 16, iter_reg);
2326 	iter_reg = qla24xx_read_window(reg, 0x5E80, 16, iter_reg);
2327 	iter_reg = qla24xx_read_window(reg, 0x5E90, 16, iter_reg);
2328 	iter_reg = qla24xx_read_window(reg, 0x5EA0, 16, iter_reg);
2329 	iter_reg = qla24xx_read_window(reg, 0x5EB0, 16, iter_reg);
2330 	iter_reg = qla24xx_read_window(reg, 0x5EC0, 16, iter_reg);
2331 	iter_reg = qla24xx_read_window(reg, 0x5ED0, 16, iter_reg);
2332 	iter_reg = qla24xx_read_window(reg, 0x5EE0, 16, iter_reg);
2333 	qla24xx_read_window(reg, 0x5EF0, 16, iter_reg);
2334 
2335 	/* RP1 Array registers. */
2336 	iter_reg = fw->rp1_array_reg;
2337 	iter_reg = qla24xx_read_window(reg, 0x5F00, 16, iter_reg);
2338 	iter_reg = qla24xx_read_window(reg, 0x5F10, 16, iter_reg);
2339 	iter_reg = qla24xx_read_window(reg, 0x5F20, 16, iter_reg);
2340 	iter_reg = qla24xx_read_window(reg, 0x5F30, 16, iter_reg);
2341 	iter_reg = qla24xx_read_window(reg, 0x5F40, 16, iter_reg);
2342 	iter_reg = qla24xx_read_window(reg, 0x5F50, 16, iter_reg);
2343 	iter_reg = qla24xx_read_window(reg, 0x5F60, 16, iter_reg);
2344 	iter_reg = qla24xx_read_window(reg, 0x5F70, 16, iter_reg);
2345 	iter_reg = qla24xx_read_window(reg, 0x5F80, 16, iter_reg);
2346 	iter_reg = qla24xx_read_window(reg, 0x5F90, 16, iter_reg);
2347 	iter_reg = qla24xx_read_window(reg, 0x5FA0, 16, iter_reg);
2348 	iter_reg = qla24xx_read_window(reg, 0x5FB0, 16, iter_reg);
2349 	iter_reg = qla24xx_read_window(reg, 0x5FC0, 16, iter_reg);
2350 	iter_reg = qla24xx_read_window(reg, 0x5FD0, 16, iter_reg);
2351 	iter_reg = qla24xx_read_window(reg, 0x5FE0, 16, iter_reg);
2352 	qla24xx_read_window(reg, 0x5FF0, 16, iter_reg);
2353 
2354 	iter_reg = fw->at0_array_reg;
2355 	iter_reg = qla24xx_read_window(reg, 0x7080, 16, iter_reg);
2356 	iter_reg = qla24xx_read_window(reg, 0x7090, 16, iter_reg);
2357 	iter_reg = qla24xx_read_window(reg, 0x70A0, 16, iter_reg);
2358 	iter_reg = qla24xx_read_window(reg, 0x70B0, 16, iter_reg);
2359 	iter_reg = qla24xx_read_window(reg, 0x70C0, 16, iter_reg);
2360 	iter_reg = qla24xx_read_window(reg, 0x70D0, 16, iter_reg);
2361 	iter_reg = qla24xx_read_window(reg, 0x70E0, 16, iter_reg);
2362 	qla24xx_read_window(reg, 0x70F0, 16, iter_reg);
2363 
2364 	/* I/O Queue Control registers. */
2365 	qla24xx_read_window(reg, 0x7800, 16, fw->queue_control_reg);
2366 
2367 	/* Frame Buffer registers. */
2368 	iter_reg = fw->fb_hdw_reg;
2369 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
2370 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
2371 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
2372 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
2373 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
2374 	iter_reg = qla24xx_read_window(reg, 0x6060, 16, iter_reg);
2375 	iter_reg = qla24xx_read_window(reg, 0x6070, 16, iter_reg);
2376 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
2377 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
2378 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
2379 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
2380 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
2381 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
2382 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
2383 	iter_reg = qla24xx_read_window(reg, 0x6530, 16, iter_reg);
2384 	iter_reg = qla24xx_read_window(reg, 0x6540, 16, iter_reg);
2385 	iter_reg = qla24xx_read_window(reg, 0x6550, 16, iter_reg);
2386 	iter_reg = qla24xx_read_window(reg, 0x6560, 16, iter_reg);
2387 	iter_reg = qla24xx_read_window(reg, 0x6570, 16, iter_reg);
2388 	iter_reg = qla24xx_read_window(reg, 0x6580, 16, iter_reg);
2389 	iter_reg = qla24xx_read_window(reg, 0x6590, 16, iter_reg);
2390 	iter_reg = qla24xx_read_window(reg, 0x65A0, 16, iter_reg);
2391 	iter_reg = qla24xx_read_window(reg, 0x65B0, 16, iter_reg);
2392 	iter_reg = qla24xx_read_window(reg, 0x65C0, 16, iter_reg);
2393 	iter_reg = qla24xx_read_window(reg, 0x65D0, 16, iter_reg);
2394 	iter_reg = qla24xx_read_window(reg, 0x65E0, 16, iter_reg);
2395 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
2396 
2397 	/* Multi queue registers */
2398 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
2399 	    &last_chain);
2400 
2401 	rval = qla24xx_soft_reset(ha);
2402 	if (rval != QLA_SUCCESS) {
2403 		ql_log(ql_log_warn, vha, 0xd00e,
2404 		    "SOFT RESET FAILED, forcing continuation of dump!!!\n");
2405 		rval = QLA_SUCCESS;
2406 
2407 		ql_log(ql_log_warn, vha, 0xd00f, "try a bigger hammer!!!\n");
2408 
2409 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
2410 		RD_REG_DWORD(&reg->hccr);
2411 
2412 		WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
2413 		RD_REG_DWORD(&reg->hccr);
2414 
2415 		WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
2416 		RD_REG_DWORD(&reg->hccr);
2417 
2418 		for (cnt = 30000; cnt && (RD_REG_WORD(&reg->mailbox0)); cnt--)
2419 			udelay(5);
2420 
2421 		if (!cnt) {
2422 			nxt = fw->code_ram;
2423 			nxt += sizeof(fw->code_ram);
2424 			nxt += (ha->fw_memory_size - 0x100000 + 1);
2425 			goto copy_queue;
2426 		} else {
2427 			set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
2428 			ql_log(ql_log_warn, vha, 0xd010,
2429 			    "bigger hammer success?\n");
2430 		}
2431 	}
2432 
2433 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
2434 	    &nxt);
2435 	if (rval != QLA_SUCCESS)
2436 		goto qla83xx_fw_dump_failed_0;
2437 
2438 copy_queue:
2439 	nxt = qla2xxx_copy_queues(ha, nxt);
2440 
2441 	qla24xx_copy_eft(ha, nxt);
2442 
2443 	/* Chain entries -- started with MQ. */
2444 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
2445 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
2446 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
2447 	if (last_chain) {
2448 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
2449 		*last_chain |= htonl(DUMP_CHAIN_LAST);
2450 	}
2451 
2452 	/* Adjust valid length. */
2453 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
2454 
2455 qla83xx_fw_dump_failed_0:
2456 	qla2xxx_dump_post_process(base_vha, rval);
2457 
2458 qla83xx_fw_dump_failed:
2459 #ifndef __CHECKER__
2460 	if (!hardware_locked)
2461 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
2462 #else
2463 	;
2464 #endif
2465 }
2466 
2467 /****************************************************************************/
2468 /*                         Driver Debug Functions.                          */
2469 /****************************************************************************/
2470 
2471 static inline int
2472 ql_mask_match(uint32_t level)
2473 {
2474 	if (ql2xextended_error_logging == 1)
2475 		ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK;
2476 	return (level & ql2xextended_error_logging) == level;
2477 }
2478 
2479 /*
2480  * This function is for formatting and logging debug information.
2481  * It is to be used when vha is available. It formats the message
2482  * and logs it to the messages file.
2483  * parameters:
2484  * level: The level of the debug messages to be printed.
2485  *        If ql2xextended_error_logging value is correctly set,
2486  *        this message will appear in the messages file.
2487  * vha:   Pointer to the scsi_qla_host_t.
2488  * id:    This is a unique identifier for the level. It identifies the
2489  *        part of the code from where the message originated.
2490  * msg:   The message to be displayed.
2491  */
2492 void
2493 ql_dbg(uint32_t level, scsi_qla_host_t *vha, int32_t id, const char *fmt, ...)
2494 {
2495 	va_list va;
2496 	struct va_format vaf;
2497 
2498 	if (!ql_mask_match(level))
2499 		return;
2500 
2501 	va_start(va, fmt);
2502 
2503 	vaf.fmt = fmt;
2504 	vaf.va = &va;
2505 
2506 	if (vha != NULL) {
2507 		const struct pci_dev *pdev = vha->hw->pdev;
2508 		/* <module-name> <pci-name> <msg-id>:<host> Message */
2509 		pr_warn("%s [%s]-%04x:%ld: %pV",
2510 			QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset,
2511 			vha->host_no, &vaf);
2512 	} else {
2513 		pr_warn("%s [%s]-%04x: : %pV",
2514 			QL_MSGHDR, "0000:00:00.0", id + ql_dbg_offset, &vaf);
2515 	}
2516 
2517 	va_end(va);
2518 
2519 }
2520 
2521 /*
2522  * This function is for formatting and logging debug information.
2523  * It is to be used when vha is not available and pci is available,
2524  * i.e., before host allocation. It formats the message and logs it
2525  * to the messages file.
2526  * parameters:
2527  * level: The level of the debug messages to be printed.
2528  *        If ql2xextended_error_logging value is correctly set,
2529  *        this message will appear in the messages file.
2530  * pdev:  Pointer to the struct pci_dev.
2531  * id:    This is a unique id for the level. It identifies the part
2532  *        of the code from where the message originated.
2533  * msg:   The message to be displayed.
2534  */
2535 void
2536 ql_dbg_pci(uint32_t level, struct pci_dev *pdev, int32_t id,
2537 	   const char *fmt, ...)
2538 {
2539 	va_list va;
2540 	struct va_format vaf;
2541 
2542 	if (pdev == NULL)
2543 		return;
2544 	if (!ql_mask_match(level))
2545 		return;
2546 
2547 	va_start(va, fmt);
2548 
2549 	vaf.fmt = fmt;
2550 	vaf.va = &va;
2551 
2552 	/* <module-name> <dev-name>:<msg-id> Message */
2553 	pr_warn("%s [%s]-%04x: : %pV",
2554 		QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset, &vaf);
2555 
2556 	va_end(va);
2557 }
2558 
2559 /*
2560  * This function is for formatting and logging log messages.
2561  * It is to be used when vha is available. It formats the message
2562  * and logs it to the messages file. All the messages will be logged
2563  * irrespective of value of ql2xextended_error_logging.
2564  * parameters:
2565  * level: The level of the log messages to be printed in the
2566  *        messages file.
2567  * vha:   Pointer to the scsi_qla_host_t
2568  * id:    This is a unique id for the level. It identifies the
2569  *        part of the code from where the message originated.
2570  * msg:   The message to be displayed.
2571  */
2572 void
2573 ql_log(uint32_t level, scsi_qla_host_t *vha, int32_t id, const char *fmt, ...)
2574 {
2575 	va_list va;
2576 	struct va_format vaf;
2577 	char pbuf[128];
2578 
2579 	if (level > ql_errlev)
2580 		return;
2581 
2582 	if (vha != NULL) {
2583 		const struct pci_dev *pdev = vha->hw->pdev;
2584 		/* <module-name> <msg-id>:<host> Message */
2585 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x:%ld: ",
2586 			QL_MSGHDR, dev_name(&(pdev->dev)), id, vha->host_no);
2587 	} else {
2588 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2589 			QL_MSGHDR, "0000:00:00.0", id);
2590 	}
2591 	pbuf[sizeof(pbuf) - 1] = 0;
2592 
2593 	va_start(va, fmt);
2594 
2595 	vaf.fmt = fmt;
2596 	vaf.va = &va;
2597 
2598 	switch (level) {
2599 	case ql_log_fatal: /* FATAL LOG */
2600 		pr_crit("%s%pV", pbuf, &vaf);
2601 		break;
2602 	case ql_log_warn:
2603 		pr_err("%s%pV", pbuf, &vaf);
2604 		break;
2605 	case ql_log_info:
2606 		pr_warn("%s%pV", pbuf, &vaf);
2607 		break;
2608 	default:
2609 		pr_info("%s%pV", pbuf, &vaf);
2610 		break;
2611 	}
2612 
2613 	va_end(va);
2614 }
2615 
2616 /*
2617  * This function is for formatting and logging log messages.
2618  * It is to be used when vha is not available and pci is available,
2619  * i.e., before host allocation. It formats the message and logs
2620  * it to the messages file. All the messages are logged irrespective
2621  * of the value of ql2xextended_error_logging.
2622  * parameters:
2623  * level: The level of the log messages to be printed in the
2624  *        messages file.
2625  * pdev:  Pointer to the struct pci_dev.
2626  * id:    This is a unique id for the level. It identifies the
2627  *        part of the code from where the message originated.
2628  * msg:   The message to be displayed.
2629  */
2630 void
2631 ql_log_pci(uint32_t level, struct pci_dev *pdev, int32_t id,
2632 	   const char *fmt, ...)
2633 {
2634 	va_list va;
2635 	struct va_format vaf;
2636 	char pbuf[128];
2637 
2638 	if (pdev == NULL)
2639 		return;
2640 	if (level > ql_errlev)
2641 		return;
2642 
2643 	/* <module-name> <dev-name>:<msg-id> Message */
2644 	snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2645 		 QL_MSGHDR, dev_name(&(pdev->dev)), id);
2646 	pbuf[sizeof(pbuf) - 1] = 0;
2647 
2648 	va_start(va, fmt);
2649 
2650 	vaf.fmt = fmt;
2651 	vaf.va = &va;
2652 
2653 	switch (level) {
2654 	case ql_log_fatal: /* FATAL LOG */
2655 		pr_crit("%s%pV", pbuf, &vaf);
2656 		break;
2657 	case ql_log_warn:
2658 		pr_err("%s%pV", pbuf, &vaf);
2659 		break;
2660 	case ql_log_info:
2661 		pr_warn("%s%pV", pbuf, &vaf);
2662 		break;
2663 	default:
2664 		pr_info("%s%pV", pbuf, &vaf);
2665 		break;
2666 	}
2667 
2668 	va_end(va);
2669 }
2670 
2671 void
2672 ql_dump_regs(uint32_t level, scsi_qla_host_t *vha, int32_t id)
2673 {
2674 	int i;
2675 	struct qla_hw_data *ha = vha->hw;
2676 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2677 	struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
2678 	struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
2679 	uint16_t __iomem *mbx_reg;
2680 
2681 	if (!ql_mask_match(level))
2682 		return;
2683 
2684 	if (IS_P3P_TYPE(ha))
2685 		mbx_reg = &reg82->mailbox_in[0];
2686 	else if (IS_FWI2_CAPABLE(ha))
2687 		mbx_reg = &reg24->mailbox0;
2688 	else
2689 		mbx_reg = MAILBOX_REG(ha, reg, 0);
2690 
2691 	ql_dbg(level, vha, id, "Mailbox registers:\n");
2692 	for (i = 0; i < 6; i++)
2693 		ql_dbg(level, vha, id,
2694 		    "mbox[%d] 0x%04x\n", i, RD_REG_WORD(mbx_reg++));
2695 }
2696 
2697 
2698 void
2699 ql_dump_buffer(uint32_t level, scsi_qla_host_t *vha, int32_t id,
2700 	uint8_t *b, uint32_t size)
2701 {
2702 	uint32_t cnt;
2703 	uint8_t c;
2704 
2705 	if (!ql_mask_match(level))
2706 		return;
2707 
2708 	ql_dbg(level, vha, id, " 0   1   2   3   4   5   6   7   8   "
2709 	    "9  Ah  Bh  Ch  Dh  Eh  Fh\n");
2710 	ql_dbg(level, vha, id, "----------------------------------"
2711 	    "----------------------------\n");
2712 
2713 	ql_dbg(level, vha, id, " ");
2714 	for (cnt = 0; cnt < size;) {
2715 		c = *b++;
2716 		printk("%02x", (uint32_t) c);
2717 		cnt++;
2718 		if (!(cnt % 16))
2719 			printk("\n");
2720 		else
2721 			printk("  ");
2722 	}
2723 	if (cnt % 16)
2724 		ql_dbg(level, vha, id, "\n");
2725 }
2726