xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_dbg.c (revision 4ee812f6)
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        |       0x0193       | 0x0146         |
15  * |                              |                    | 0x015b-0x0160	|
16  * |                              |                    | 0x016e		|
17  * | Mailbox commands             |       0x1206       | 0x11a2-0x11ff	|
18  * | Device Discovery             |       0x2134       | 0x210e-0x2116  |
19  * |				  | 		       | 0x211a         |
20  * |                              |                    | 0x211c-0x2128  |
21  * |                              |                    | 0x212a-0x2130  |
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                 |       0x5090       | 0x502b-0x502f  |
30  * |				  | 		       | 0x5047         |
31  * |                              |                    | 0x5084,0x5075	|
32  * |                              |                    | 0x503d,0x5044  |
33  * |                              |                    | 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  * |                              |                    | 0x70d0-0x70d6	|
43  * |                              |                    | 0x70d7-0x70db  |
44  * | Task Management              |       0x8042       | 0x8000         |
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                       |       0xc010       |		|
63  * | Misc                         |       0xd303       | 0xd031-0xd0ff	|
64  * |                              |                    | 0xd101-0xd1fe	|
65  * |                              |                    | 0xd214-0xd2fe	|
66  * | Target Mode		  |	  0xe081       |		|
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 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
115 	dma_addr_t dump_dma = ha->gid_list_dma;
116 	uint32_t *chunk = (void *)ha->gid_list;
117 	uint32_t dwords = qla2x00_gid_list_size(ha) / 4;
118 	uint32_t stat;
119 	ulong i, j, timer = 6000000;
120 	int rval = QLA_FUNCTION_FAILED;
121 
122 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
123 	for (i = 0; i < ram_dwords; i += dwords, addr += dwords) {
124 		if (i + dwords > ram_dwords)
125 			dwords = ram_dwords - i;
126 
127 		WRT_REG_WORD(&reg->mailbox0, MBC_LOAD_DUMP_MPI_RAM);
128 		WRT_REG_WORD(&reg->mailbox1, LSW(addr));
129 		WRT_REG_WORD(&reg->mailbox8, MSW(addr));
130 
131 		WRT_REG_WORD(&reg->mailbox2, MSW(LSD(dump_dma)));
132 		WRT_REG_WORD(&reg->mailbox3, LSW(LSD(dump_dma)));
133 		WRT_REG_WORD(&reg->mailbox6, MSW(MSD(dump_dma)));
134 		WRT_REG_WORD(&reg->mailbox7, LSW(MSD(dump_dma)));
135 
136 		WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
137 		WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
138 
139 		WRT_REG_WORD(&reg->mailbox9, 0);
140 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
141 
142 		ha->flags.mbox_int = 0;
143 		while (timer--) {
144 			udelay(5);
145 
146 			stat = RD_REG_DWORD(&reg->host_status);
147 			/* Check for pending interrupts. */
148 			if (!(stat & HSRX_RISC_INT))
149 				continue;
150 
151 			stat &= 0xff;
152 			if (stat != 0x1 && stat != 0x2 &&
153 			    stat != 0x10 && stat != 0x11) {
154 
155 				/* Clear this intr; it wasn't a mailbox intr */
156 				WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
157 				RD_REG_DWORD(&reg->hccr);
158 				continue;
159 			}
160 
161 			set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
162 			rval = RD_REG_WORD(&reg->mailbox0) & MBS_MASK;
163 			WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
164 			RD_REG_DWORD(&reg->hccr);
165 			break;
166 		}
167 		ha->flags.mbox_int = 1;
168 		*nxt = ram + i;
169 
170 		if (!test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
171 			/* no interrupt, timed out*/
172 			return rval;
173 		}
174 		if (rval) {
175 			/* error completion status */
176 			return rval;
177 		}
178 		for (j = 0; j < dwords; j++) {
179 			ram[i + j] =
180 			    (IS_QLA27XX(ha) || IS_QLA28XX(ha)) ?
181 			    chunk[j] : swab32(chunk[j]);
182 		}
183 	}
184 
185 	*nxt = ram + i;
186 	return QLA_SUCCESS;
187 }
188 
189 int
190 qla24xx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint32_t *ram,
191     uint32_t ram_dwords, void **nxt)
192 {
193 	int rval = QLA_FUNCTION_FAILED;
194 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
195 	dma_addr_t dump_dma = ha->gid_list_dma;
196 	uint32_t *chunk = (void *)ha->gid_list;
197 	uint32_t dwords = qla2x00_gid_list_size(ha) / 4;
198 	uint32_t stat;
199 	ulong i, j, timer = 6000000;
200 
201 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
202 
203 	for (i = 0; i < ram_dwords; i += dwords, addr += dwords) {
204 		if (i + dwords > ram_dwords)
205 			dwords = ram_dwords - i;
206 
207 		WRT_REG_WORD(&reg->mailbox0, MBC_DUMP_RISC_RAM_EXTENDED);
208 		WRT_REG_WORD(&reg->mailbox1, LSW(addr));
209 		WRT_REG_WORD(&reg->mailbox8, MSW(addr));
210 
211 		WRT_REG_WORD(&reg->mailbox2, MSW(LSD(dump_dma)));
212 		WRT_REG_WORD(&reg->mailbox3, LSW(LSD(dump_dma)));
213 		WRT_REG_WORD(&reg->mailbox6, MSW(MSD(dump_dma)));
214 		WRT_REG_WORD(&reg->mailbox7, LSW(MSD(dump_dma)));
215 
216 		WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
217 		WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
218 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
219 
220 		ha->flags.mbox_int = 0;
221 		while (timer--) {
222 			udelay(5);
223 			stat = RD_REG_DWORD(&reg->host_status);
224 
225 			/* Check for pending interrupts. */
226 			if (!(stat & HSRX_RISC_INT))
227 				continue;
228 
229 			stat &= 0xff;
230 			if (stat != 0x1 && stat != 0x2 &&
231 			    stat != 0x10 && stat != 0x11) {
232 				WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
233 				RD_REG_DWORD(&reg->hccr);
234 				continue;
235 			}
236 
237 			set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
238 			rval = RD_REG_WORD(&reg->mailbox0) & MBS_MASK;
239 			WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
240 			RD_REG_DWORD(&reg->hccr);
241 			break;
242 		}
243 		ha->flags.mbox_int = 1;
244 		*nxt = ram + i;
245 
246 		if (!test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
247 			/* no interrupt, timed out*/
248 			return rval;
249 		}
250 		if (rval) {
251 			/* error completion status */
252 			return rval;
253 		}
254 		for (j = 0; j < dwords; j++) {
255 			ram[i + j] =
256 			    (IS_QLA27XX(ha) || IS_QLA28XX(ha)) ?
257 			    chunk[j] : swab32(chunk[j]);
258 		}
259 	}
260 
261 	*nxt = ram + i;
262 	return QLA_SUCCESS;
263 }
264 
265 static int
266 qla24xx_dump_memory(struct qla_hw_data *ha, uint32_t *code_ram,
267     uint32_t cram_size, void **nxt)
268 {
269 	int rval;
270 
271 	/* Code RAM. */
272 	rval = qla24xx_dump_ram(ha, 0x20000, code_ram, cram_size / 4, nxt);
273 	if (rval != QLA_SUCCESS)
274 		return rval;
275 
276 	set_bit(RISC_SRAM_DUMP_CMPL, &ha->fw_dump_cap_flags);
277 
278 	/* External Memory. */
279 	rval = qla24xx_dump_ram(ha, 0x100000, *nxt,
280 	    ha->fw_memory_size - 0x100000 + 1, nxt);
281 	if (rval == QLA_SUCCESS)
282 		set_bit(RISC_EXT_MEM_DUMP_CMPL, &ha->fw_dump_cap_flags);
283 
284 	return rval;
285 }
286 
287 static uint32_t *
288 qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase,
289     uint32_t count, uint32_t *buf)
290 {
291 	uint32_t __iomem *dmp_reg;
292 
293 	WRT_REG_DWORD(&reg->iobase_addr, iobase);
294 	dmp_reg = &reg->iobase_window;
295 	for ( ; count--; dmp_reg++)
296 		*buf++ = htonl(RD_REG_DWORD(dmp_reg));
297 
298 	return buf;
299 }
300 
301 void
302 qla24xx_pause_risc(struct device_reg_24xx __iomem *reg, struct qla_hw_data *ha)
303 {
304 	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_PAUSE);
305 
306 	/* 100 usec delay is sufficient enough for hardware to pause RISC */
307 	udelay(100);
308 	if (RD_REG_DWORD(&reg->host_status) & HSRX_RISC_PAUSED)
309 		set_bit(RISC_PAUSE_CMPL, &ha->fw_dump_cap_flags);
310 }
311 
312 int
313 qla24xx_soft_reset(struct qla_hw_data *ha)
314 {
315 	int rval = QLA_SUCCESS;
316 	uint32_t cnt;
317 	uint16_t wd;
318 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
319 
320 	/*
321 	 * Reset RISC. The delay is dependent on system architecture.
322 	 * Driver can proceed with the reset sequence after waiting
323 	 * for a timeout period.
324 	 */
325 	WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
326 	for (cnt = 0; cnt < 30000; cnt++) {
327 		if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
328 			break;
329 
330 		udelay(10);
331 	}
332 	if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE))
333 		set_bit(DMA_SHUTDOWN_CMPL, &ha->fw_dump_cap_flags);
334 
335 	WRT_REG_DWORD(&reg->ctrl_status,
336 	    CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
337 	pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
338 
339 	udelay(100);
340 
341 	/* Wait for soft-reset to complete. */
342 	for (cnt = 0; cnt < 30000; cnt++) {
343 		if ((RD_REG_DWORD(&reg->ctrl_status) &
344 		    CSRX_ISP_SOFT_RESET) == 0)
345 			break;
346 
347 		udelay(10);
348 	}
349 	if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_ISP_SOFT_RESET))
350 		set_bit(ISP_RESET_CMPL, &ha->fw_dump_cap_flags);
351 
352 	WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
353 	RD_REG_DWORD(&reg->hccr);             /* PCI Posting. */
354 
355 	for (cnt = 10000; RD_REG_WORD(&reg->mailbox0) != 0 &&
356 	    rval == QLA_SUCCESS; cnt--) {
357 		if (cnt)
358 			udelay(10);
359 		else
360 			rval = QLA_FUNCTION_TIMEOUT;
361 	}
362 	if (rval == QLA_SUCCESS)
363 		set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
364 
365 	return rval;
366 }
367 
368 static int
369 qla2xxx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint16_t *ram,
370     uint32_t ram_words, void **nxt)
371 {
372 	int rval;
373 	uint32_t cnt, stat, timer, words, idx;
374 	uint16_t mb0;
375 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
376 	dma_addr_t dump_dma = ha->gid_list_dma;
377 	uint16_t *dump = (uint16_t *)ha->gid_list;
378 
379 	rval = QLA_SUCCESS;
380 	mb0 = 0;
381 
382 	WRT_MAILBOX_REG(ha, reg, 0, MBC_DUMP_RISC_RAM_EXTENDED);
383 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
384 
385 	words = qla2x00_gid_list_size(ha) / 2;
386 	for (cnt = 0; cnt < ram_words && rval == QLA_SUCCESS;
387 	    cnt += words, addr += words) {
388 		if (cnt + words > ram_words)
389 			words = ram_words - cnt;
390 
391 		WRT_MAILBOX_REG(ha, reg, 1, LSW(addr));
392 		WRT_MAILBOX_REG(ha, reg, 8, MSW(addr));
393 
394 		WRT_MAILBOX_REG(ha, reg, 2, MSW(dump_dma));
395 		WRT_MAILBOX_REG(ha, reg, 3, LSW(dump_dma));
396 		WRT_MAILBOX_REG(ha, reg, 6, MSW(MSD(dump_dma)));
397 		WRT_MAILBOX_REG(ha, reg, 7, LSW(MSD(dump_dma)));
398 
399 		WRT_MAILBOX_REG(ha, reg, 4, words);
400 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
401 
402 		for (timer = 6000000; timer; timer--) {
403 			/* Check for pending interrupts. */
404 			stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
405 			if (stat & HSR_RISC_INT) {
406 				stat &= 0xff;
407 
408 				if (stat == 0x1 || stat == 0x2) {
409 					set_bit(MBX_INTERRUPT,
410 					    &ha->mbx_cmd_flags);
411 
412 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
413 
414 					/* Release mailbox registers. */
415 					WRT_REG_WORD(&reg->semaphore, 0);
416 					WRT_REG_WORD(&reg->hccr,
417 					    HCCR_CLR_RISC_INT);
418 					RD_REG_WORD(&reg->hccr);
419 					break;
420 				} else if (stat == 0x10 || stat == 0x11) {
421 					set_bit(MBX_INTERRUPT,
422 					    &ha->mbx_cmd_flags);
423 
424 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
425 
426 					WRT_REG_WORD(&reg->hccr,
427 					    HCCR_CLR_RISC_INT);
428 					RD_REG_WORD(&reg->hccr);
429 					break;
430 				}
431 
432 				/* clear this intr; it wasn't a mailbox intr */
433 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
434 				RD_REG_WORD(&reg->hccr);
435 			}
436 			udelay(5);
437 		}
438 
439 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
440 			rval = mb0 & MBS_MASK;
441 			for (idx = 0; idx < words; idx++)
442 				ram[cnt + idx] = swab16(dump[idx]);
443 		} else {
444 			rval = QLA_FUNCTION_FAILED;
445 		}
446 	}
447 
448 	*nxt = rval == QLA_SUCCESS ? &ram[cnt] : NULL;
449 	return rval;
450 }
451 
452 static inline void
453 qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count,
454     uint16_t *buf)
455 {
456 	uint16_t __iomem *dmp_reg = &reg->u.isp2300.fb_cmd;
457 
458 	for ( ; count--; dmp_reg++)
459 		*buf++ = htons(RD_REG_WORD(dmp_reg));
460 }
461 
462 static inline void *
463 qla24xx_copy_eft(struct qla_hw_data *ha, void *ptr)
464 {
465 	if (!ha->eft)
466 		return ptr;
467 
468 	memcpy(ptr, ha->eft, ntohl(ha->fw_dump->eft_size));
469 	return ptr + ntohl(ha->fw_dump->eft_size);
470 }
471 
472 static inline void *
473 qla25xx_copy_fce(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
474 {
475 	uint32_t cnt;
476 	uint32_t *iter_reg;
477 	struct qla2xxx_fce_chain *fcec = ptr;
478 
479 	if (!ha->fce)
480 		return ptr;
481 
482 	*last_chain = &fcec->type;
483 	fcec->type = htonl(DUMP_CHAIN_FCE);
484 	fcec->chain_size = htonl(sizeof(struct qla2xxx_fce_chain) +
485 	    fce_calc_size(ha->fce_bufs));
486 	fcec->size = htonl(fce_calc_size(ha->fce_bufs));
487 	fcec->addr_l = htonl(LSD(ha->fce_dma));
488 	fcec->addr_h = htonl(MSD(ha->fce_dma));
489 
490 	iter_reg = fcec->eregs;
491 	for (cnt = 0; cnt < 8; cnt++)
492 		*iter_reg++ = htonl(ha->fce_mb[cnt]);
493 
494 	memcpy(iter_reg, ha->fce, ntohl(fcec->size));
495 
496 	return (char *)iter_reg + ntohl(fcec->size);
497 }
498 
499 static inline void *
500 qla25xx_copy_exlogin(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
501 {
502 	struct qla2xxx_offld_chain *c = ptr;
503 
504 	if (!ha->exlogin_buf)
505 		return ptr;
506 
507 	*last_chain = &c->type;
508 
509 	c->type = cpu_to_be32(DUMP_CHAIN_EXLOGIN);
510 	c->chain_size = cpu_to_be32(sizeof(struct qla2xxx_offld_chain) +
511 	    ha->exlogin_size);
512 	c->size = cpu_to_be32(ha->exlogin_size);
513 	c->addr = cpu_to_be64(ha->exlogin_buf_dma);
514 
515 	ptr += sizeof(struct qla2xxx_offld_chain);
516 	memcpy(ptr, ha->exlogin_buf, ha->exlogin_size);
517 
518 	return (char *)ptr + cpu_to_be32(c->size);
519 }
520 
521 static inline void *
522 qla81xx_copy_exchoffld(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
523 {
524 	struct qla2xxx_offld_chain *c = ptr;
525 
526 	if (!ha->exchoffld_buf)
527 		return ptr;
528 
529 	*last_chain = &c->type;
530 
531 	c->type = cpu_to_be32(DUMP_CHAIN_EXCHG);
532 	c->chain_size = cpu_to_be32(sizeof(struct qla2xxx_offld_chain) +
533 	    ha->exchoffld_size);
534 	c->size = cpu_to_be32(ha->exchoffld_size);
535 	c->addr = cpu_to_be64(ha->exchoffld_buf_dma);
536 
537 	ptr += sizeof(struct qla2xxx_offld_chain);
538 	memcpy(ptr, ha->exchoffld_buf, ha->exchoffld_size);
539 
540 	return (char *)ptr + cpu_to_be32(c->size);
541 }
542 
543 static inline void *
544 qla2xxx_copy_atioqueues(struct qla_hw_data *ha, void *ptr,
545 	uint32_t **last_chain)
546 {
547 	struct qla2xxx_mqueue_chain *q;
548 	struct qla2xxx_mqueue_header *qh;
549 	uint32_t num_queues;
550 	int que;
551 	struct {
552 		int length;
553 		void *ring;
554 	} aq, *aqp;
555 
556 	if (!ha->tgt.atio_ring)
557 		return ptr;
558 
559 	num_queues = 1;
560 	aqp = &aq;
561 	aqp->length = ha->tgt.atio_q_length;
562 	aqp->ring = ha->tgt.atio_ring;
563 
564 	for (que = 0; que < num_queues; que++) {
565 		/* aqp = ha->atio_q_map[que]; */
566 		q = ptr;
567 		*last_chain = &q->type;
568 		q->type = htonl(DUMP_CHAIN_QUEUE);
569 		q->chain_size = htonl(
570 		    sizeof(struct qla2xxx_mqueue_chain) +
571 		    sizeof(struct qla2xxx_mqueue_header) +
572 		    (aqp->length * sizeof(request_t)));
573 		ptr += sizeof(struct qla2xxx_mqueue_chain);
574 
575 		/* Add header. */
576 		qh = ptr;
577 		qh->queue = htonl(TYPE_ATIO_QUEUE);
578 		qh->number = htonl(que);
579 		qh->size = htonl(aqp->length * sizeof(request_t));
580 		ptr += sizeof(struct qla2xxx_mqueue_header);
581 
582 		/* Add data. */
583 		memcpy(ptr, aqp->ring, aqp->length * sizeof(request_t));
584 
585 		ptr += aqp->length * sizeof(request_t);
586 	}
587 
588 	return ptr;
589 }
590 
591 static inline void *
592 qla25xx_copy_mqueues(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
593 {
594 	struct qla2xxx_mqueue_chain *q;
595 	struct qla2xxx_mqueue_header *qh;
596 	struct req_que *req;
597 	struct rsp_que *rsp;
598 	int que;
599 
600 	if (!ha->mqenable)
601 		return ptr;
602 
603 	/* Request queues */
604 	for (que = 1; que < ha->max_req_queues; que++) {
605 		req = ha->req_q_map[que];
606 		if (!req)
607 			break;
608 
609 		/* Add chain. */
610 		q = ptr;
611 		*last_chain = &q->type;
612 		q->type = htonl(DUMP_CHAIN_QUEUE);
613 		q->chain_size = htonl(
614 		    sizeof(struct qla2xxx_mqueue_chain) +
615 		    sizeof(struct qla2xxx_mqueue_header) +
616 		    (req->length * sizeof(request_t)));
617 		ptr += sizeof(struct qla2xxx_mqueue_chain);
618 
619 		/* Add header. */
620 		qh = ptr;
621 		qh->queue = htonl(TYPE_REQUEST_QUEUE);
622 		qh->number = htonl(que);
623 		qh->size = htonl(req->length * sizeof(request_t));
624 		ptr += sizeof(struct qla2xxx_mqueue_header);
625 
626 		/* Add data. */
627 		memcpy(ptr, req->ring, req->length * sizeof(request_t));
628 		ptr += req->length * sizeof(request_t);
629 	}
630 
631 	/* Response queues */
632 	for (que = 1; que < ha->max_rsp_queues; que++) {
633 		rsp = ha->rsp_q_map[que];
634 		if (!rsp)
635 			break;
636 
637 		/* Add chain. */
638 		q = ptr;
639 		*last_chain = &q->type;
640 		q->type = htonl(DUMP_CHAIN_QUEUE);
641 		q->chain_size = htonl(
642 		    sizeof(struct qla2xxx_mqueue_chain) +
643 		    sizeof(struct qla2xxx_mqueue_header) +
644 		    (rsp->length * sizeof(response_t)));
645 		ptr += sizeof(struct qla2xxx_mqueue_chain);
646 
647 		/* Add header. */
648 		qh = ptr;
649 		qh->queue = htonl(TYPE_RESPONSE_QUEUE);
650 		qh->number = htonl(que);
651 		qh->size = htonl(rsp->length * sizeof(response_t));
652 		ptr += sizeof(struct qla2xxx_mqueue_header);
653 
654 		/* Add data. */
655 		memcpy(ptr, rsp->ring, rsp->length * sizeof(response_t));
656 		ptr += rsp->length * sizeof(response_t);
657 	}
658 
659 	return ptr;
660 }
661 
662 static inline void *
663 qla25xx_copy_mq(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
664 {
665 	uint32_t cnt, que_idx;
666 	uint8_t que_cnt;
667 	struct qla2xxx_mq_chain *mq = ptr;
668 	device_reg_t *reg;
669 
670 	if (!ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha) ||
671 	    IS_QLA28XX(ha))
672 		return ptr;
673 
674 	mq = ptr;
675 	*last_chain = &mq->type;
676 	mq->type = htonl(DUMP_CHAIN_MQ);
677 	mq->chain_size = htonl(sizeof(struct qla2xxx_mq_chain));
678 
679 	que_cnt = ha->max_req_queues > ha->max_rsp_queues ?
680 		ha->max_req_queues : ha->max_rsp_queues;
681 	mq->count = htonl(que_cnt);
682 	for (cnt = 0; cnt < que_cnt; cnt++) {
683 		reg = ISP_QUE_REG(ha, cnt);
684 		que_idx = cnt * 4;
685 		mq->qregs[que_idx] =
686 		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_in));
687 		mq->qregs[que_idx+1] =
688 		    htonl(RD_REG_DWORD(&reg->isp25mq.req_q_out));
689 		mq->qregs[que_idx+2] =
690 		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_in));
691 		mq->qregs[que_idx+3] =
692 		    htonl(RD_REG_DWORD(&reg->isp25mq.rsp_q_out));
693 	}
694 
695 	return ptr + sizeof(struct qla2xxx_mq_chain);
696 }
697 
698 void
699 qla2xxx_dump_post_process(scsi_qla_host_t *vha, int rval)
700 {
701 	struct qla_hw_data *ha = vha->hw;
702 
703 	if (rval != QLA_SUCCESS) {
704 		ql_log(ql_log_warn, vha, 0xd000,
705 		    "Failed to dump firmware (%x), dump status flags (0x%lx).\n",
706 		    rval, ha->fw_dump_cap_flags);
707 		ha->fw_dumped = 0;
708 	} else {
709 		ql_log(ql_log_info, vha, 0xd001,
710 		    "Firmware dump saved to temp buffer (%ld/%p), dump status flags (0x%lx).\n",
711 		    vha->host_no, ha->fw_dump, ha->fw_dump_cap_flags);
712 		ha->fw_dumped = 1;
713 		qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP);
714 	}
715 }
716 
717 /**
718  * qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
719  * @vha: HA context
720  * @hardware_locked: Called with the hardware_lock
721  */
722 void
723 qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
724 {
725 	int		rval;
726 	uint32_t	cnt;
727 	struct qla_hw_data *ha = vha->hw;
728 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
729 	uint16_t __iomem *dmp_reg;
730 	unsigned long	flags;
731 	struct qla2300_fw_dump	*fw;
732 	void		*nxt;
733 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
734 
735 	flags = 0;
736 
737 #ifndef __CHECKER__
738 	if (!hardware_locked)
739 		spin_lock_irqsave(&ha->hardware_lock, flags);
740 #endif
741 
742 	if (!ha->fw_dump) {
743 		ql_log(ql_log_warn, vha, 0xd002,
744 		    "No buffer available for dump.\n");
745 		goto qla2300_fw_dump_failed;
746 	}
747 
748 	if (ha->fw_dumped) {
749 		ql_log(ql_log_warn, vha, 0xd003,
750 		    "Firmware has been previously dumped (%p) "
751 		    "-- ignoring request.\n",
752 		    ha->fw_dump);
753 		goto qla2300_fw_dump_failed;
754 	}
755 	fw = &ha->fw_dump->isp.isp23;
756 	qla2xxx_prep_dump(ha, ha->fw_dump);
757 
758 	rval = QLA_SUCCESS;
759 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
760 
761 	/* Pause RISC. */
762 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
763 	if (IS_QLA2300(ha)) {
764 		for (cnt = 30000;
765 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
766 			rval == QLA_SUCCESS; cnt--) {
767 			if (cnt)
768 				udelay(100);
769 			else
770 				rval = QLA_FUNCTION_TIMEOUT;
771 		}
772 	} else {
773 		RD_REG_WORD(&reg->hccr);		/* PCI Posting. */
774 		udelay(10);
775 	}
776 
777 	if (rval == QLA_SUCCESS) {
778 		dmp_reg = &reg->flash_address;
779 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++, dmp_reg++)
780 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
781 
782 		dmp_reg = &reg->u.isp2300.req_q_in;
783 		for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2;
784 		    cnt++, dmp_reg++)
785 			fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
786 
787 		dmp_reg = &reg->u.isp2300.mailbox0;
788 		for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2;
789 		    cnt++, dmp_reg++)
790 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
791 
792 		WRT_REG_WORD(&reg->ctrl_status, 0x40);
793 		qla2xxx_read_window(reg, 32, fw->resp_dma_reg);
794 
795 		WRT_REG_WORD(&reg->ctrl_status, 0x50);
796 		qla2xxx_read_window(reg, 48, fw->dma_reg);
797 
798 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
799 		dmp_reg = &reg->risc_hw;
800 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2;
801 		    cnt++, dmp_reg++)
802 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
803 
804 		WRT_REG_WORD(&reg->pcr, 0x2000);
805 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
806 
807 		WRT_REG_WORD(&reg->pcr, 0x2200);
808 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
809 
810 		WRT_REG_WORD(&reg->pcr, 0x2400);
811 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
812 
813 		WRT_REG_WORD(&reg->pcr, 0x2600);
814 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
815 
816 		WRT_REG_WORD(&reg->pcr, 0x2800);
817 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
818 
819 		WRT_REG_WORD(&reg->pcr, 0x2A00);
820 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
821 
822 		WRT_REG_WORD(&reg->pcr, 0x2C00);
823 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
824 
825 		WRT_REG_WORD(&reg->pcr, 0x2E00);
826 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
827 
828 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
829 		qla2xxx_read_window(reg, 64, fw->frame_buf_hdw_reg);
830 
831 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
832 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
833 
834 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
835 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
836 
837 		/* Reset RISC. */
838 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
839 		for (cnt = 0; cnt < 30000; cnt++) {
840 			if ((RD_REG_WORD(&reg->ctrl_status) &
841 			    CSR_ISP_SOFT_RESET) == 0)
842 				break;
843 
844 			udelay(10);
845 		}
846 	}
847 
848 	if (!IS_QLA2300(ha)) {
849 		for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
850 		    rval == QLA_SUCCESS; cnt--) {
851 			if (cnt)
852 				udelay(100);
853 			else
854 				rval = QLA_FUNCTION_TIMEOUT;
855 		}
856 	}
857 
858 	/* Get RISC SRAM. */
859 	if (rval == QLA_SUCCESS)
860 		rval = qla2xxx_dump_ram(ha, 0x800, fw->risc_ram,
861 		    sizeof(fw->risc_ram) / 2, &nxt);
862 
863 	/* Get stack SRAM. */
864 	if (rval == QLA_SUCCESS)
865 		rval = qla2xxx_dump_ram(ha, 0x10000, fw->stack_ram,
866 		    sizeof(fw->stack_ram) / 2, &nxt);
867 
868 	/* Get data SRAM. */
869 	if (rval == QLA_SUCCESS)
870 		rval = qla2xxx_dump_ram(ha, 0x11000, fw->data_ram,
871 		    ha->fw_memory_size - 0x11000 + 1, &nxt);
872 
873 	if (rval == QLA_SUCCESS)
874 		qla2xxx_copy_queues(ha, nxt);
875 
876 	qla2xxx_dump_post_process(base_vha, rval);
877 
878 qla2300_fw_dump_failed:
879 #ifndef __CHECKER__
880 	if (!hardware_locked)
881 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
882 #else
883 	;
884 #endif
885 }
886 
887 /**
888  * qla2100_fw_dump() - Dumps binary data from the 2100/2200 firmware.
889  * @vha: HA context
890  * @hardware_locked: Called with the hardware_lock
891  */
892 void
893 qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
894 {
895 	int		rval;
896 	uint32_t	cnt, timer;
897 	uint16_t	risc_address;
898 	uint16_t	mb0, mb2;
899 	struct qla_hw_data *ha = vha->hw;
900 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
901 	uint16_t __iomem *dmp_reg;
902 	unsigned long	flags;
903 	struct qla2100_fw_dump	*fw;
904 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
905 
906 	risc_address = 0;
907 	mb0 = mb2 = 0;
908 	flags = 0;
909 
910 #ifndef __CHECKER__
911 	if (!hardware_locked)
912 		spin_lock_irqsave(&ha->hardware_lock, flags);
913 #endif
914 
915 	if (!ha->fw_dump) {
916 		ql_log(ql_log_warn, vha, 0xd004,
917 		    "No buffer available for dump.\n");
918 		goto qla2100_fw_dump_failed;
919 	}
920 
921 	if (ha->fw_dumped) {
922 		ql_log(ql_log_warn, vha, 0xd005,
923 		    "Firmware has been previously dumped (%p) "
924 		    "-- ignoring request.\n",
925 		    ha->fw_dump);
926 		goto qla2100_fw_dump_failed;
927 	}
928 	fw = &ha->fw_dump->isp.isp21;
929 	qla2xxx_prep_dump(ha, ha->fw_dump);
930 
931 	rval = QLA_SUCCESS;
932 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
933 
934 	/* Pause RISC. */
935 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
936 	for (cnt = 30000; (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
937 	    rval == QLA_SUCCESS; cnt--) {
938 		if (cnt)
939 			udelay(100);
940 		else
941 			rval = QLA_FUNCTION_TIMEOUT;
942 	}
943 	if (rval == QLA_SUCCESS) {
944 		dmp_reg = &reg->flash_address;
945 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++, dmp_reg++)
946 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
947 
948 		dmp_reg = &reg->u.isp2100.mailbox0;
949 		for (cnt = 0; cnt < ha->mbx_count; cnt++, dmp_reg++) {
950 			if (cnt == 8)
951 				dmp_reg = &reg->u_end.isp2200.mailbox8;
952 
953 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
954 		}
955 
956 		dmp_reg = &reg->u.isp2100.unused_2[0];
957 		for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++, dmp_reg++)
958 			fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
959 
960 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
961 		dmp_reg = &reg->risc_hw;
962 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++, dmp_reg++)
963 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg));
964 
965 		WRT_REG_WORD(&reg->pcr, 0x2000);
966 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
967 
968 		WRT_REG_WORD(&reg->pcr, 0x2100);
969 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
970 
971 		WRT_REG_WORD(&reg->pcr, 0x2200);
972 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
973 
974 		WRT_REG_WORD(&reg->pcr, 0x2300);
975 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
976 
977 		WRT_REG_WORD(&reg->pcr, 0x2400);
978 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
979 
980 		WRT_REG_WORD(&reg->pcr, 0x2500);
981 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
982 
983 		WRT_REG_WORD(&reg->pcr, 0x2600);
984 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
985 
986 		WRT_REG_WORD(&reg->pcr, 0x2700);
987 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
988 
989 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
990 		qla2xxx_read_window(reg, 16, fw->frame_buf_hdw_reg);
991 
992 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
993 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
994 
995 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
996 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
997 
998 		/* Reset the ISP. */
999 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
1000 	}
1001 
1002 	for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
1003 	    rval == QLA_SUCCESS; cnt--) {
1004 		if (cnt)
1005 			udelay(100);
1006 		else
1007 			rval = QLA_FUNCTION_TIMEOUT;
1008 	}
1009 
1010 	/* Pause RISC. */
1011 	if (rval == QLA_SUCCESS && (IS_QLA2200(ha) || (IS_QLA2100(ha) &&
1012 	    (RD_REG_WORD(&reg->mctr) & (BIT_1 | BIT_0)) != 0))) {
1013 
1014 		WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
1015 		for (cnt = 30000;
1016 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
1017 		    rval == QLA_SUCCESS; cnt--) {
1018 			if (cnt)
1019 				udelay(100);
1020 			else
1021 				rval = QLA_FUNCTION_TIMEOUT;
1022 		}
1023 		if (rval == QLA_SUCCESS) {
1024 			/* Set memory configuration and timing. */
1025 			if (IS_QLA2100(ha))
1026 				WRT_REG_WORD(&reg->mctr, 0xf1);
1027 			else
1028 				WRT_REG_WORD(&reg->mctr, 0xf2);
1029 			RD_REG_WORD(&reg->mctr);	/* PCI Posting. */
1030 
1031 			/* Release RISC. */
1032 			WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
1033 		}
1034 	}
1035 
1036 	if (rval == QLA_SUCCESS) {
1037 		/* Get RISC SRAM. */
1038 		risc_address = 0x1000;
1039  		WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
1040 		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
1041 	}
1042 	for (cnt = 0; cnt < sizeof(fw->risc_ram) / 2 && rval == QLA_SUCCESS;
1043 	    cnt++, risc_address++) {
1044  		WRT_MAILBOX_REG(ha, reg, 1, risc_address);
1045 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
1046 
1047 		for (timer = 6000000; timer != 0; timer--) {
1048 			/* Check for pending interrupts. */
1049 			if (RD_REG_WORD(&reg->istatus) & ISR_RISC_INT) {
1050 				if (RD_REG_WORD(&reg->semaphore) & BIT_0) {
1051 					set_bit(MBX_INTERRUPT,
1052 					    &ha->mbx_cmd_flags);
1053 
1054 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
1055 					mb2 = RD_MAILBOX_REG(ha, reg, 2);
1056 
1057 					WRT_REG_WORD(&reg->semaphore, 0);
1058 					WRT_REG_WORD(&reg->hccr,
1059 					    HCCR_CLR_RISC_INT);
1060 					RD_REG_WORD(&reg->hccr);
1061 					break;
1062 				}
1063 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
1064 				RD_REG_WORD(&reg->hccr);
1065 			}
1066 			udelay(5);
1067 		}
1068 
1069 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
1070 			rval = mb0 & MBS_MASK;
1071 			fw->risc_ram[cnt] = htons(mb2);
1072 		} else {
1073 			rval = QLA_FUNCTION_FAILED;
1074 		}
1075 	}
1076 
1077 	if (rval == QLA_SUCCESS)
1078 		qla2xxx_copy_queues(ha, &fw->risc_ram[cnt]);
1079 
1080 	qla2xxx_dump_post_process(base_vha, rval);
1081 
1082 qla2100_fw_dump_failed:
1083 #ifndef __CHECKER__
1084 	if (!hardware_locked)
1085 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1086 #else
1087 	;
1088 #endif
1089 }
1090 
1091 void
1092 qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1093 {
1094 	int		rval;
1095 	uint32_t	cnt;
1096 	struct qla_hw_data *ha = vha->hw;
1097 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1098 	uint32_t __iomem *dmp_reg;
1099 	uint32_t	*iter_reg;
1100 	uint16_t __iomem *mbx_reg;
1101 	unsigned long	flags;
1102 	struct qla24xx_fw_dump *fw;
1103 	void		*nxt;
1104 	void		*nxt_chain;
1105 	uint32_t	*last_chain = NULL;
1106 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1107 
1108 	if (IS_P3P_TYPE(ha))
1109 		return;
1110 
1111 	flags = 0;
1112 	ha->fw_dump_cap_flags = 0;
1113 
1114 #ifndef __CHECKER__
1115 	if (!hardware_locked)
1116 		spin_lock_irqsave(&ha->hardware_lock, flags);
1117 #endif
1118 
1119 	if (!ha->fw_dump) {
1120 		ql_log(ql_log_warn, vha, 0xd006,
1121 		    "No buffer available for dump.\n");
1122 		goto qla24xx_fw_dump_failed;
1123 	}
1124 
1125 	if (ha->fw_dumped) {
1126 		ql_log(ql_log_warn, vha, 0xd007,
1127 		    "Firmware has been previously dumped (%p) "
1128 		    "-- ignoring request.\n",
1129 		    ha->fw_dump);
1130 		goto qla24xx_fw_dump_failed;
1131 	}
1132 	QLA_FW_STOPPED(ha);
1133 	fw = &ha->fw_dump->isp.isp24;
1134 	qla2xxx_prep_dump(ha, ha->fw_dump);
1135 
1136 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1137 
1138 	/*
1139 	 * Pause RISC. No need to track timeout, as resetting the chip
1140 	 * is the right approach incase of pause timeout
1141 	 */
1142 	qla24xx_pause_risc(reg, ha);
1143 
1144 	/* Host interface registers. */
1145 	dmp_reg = &reg->flash_addr;
1146 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
1147 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
1148 
1149 	/* Disable interrupts. */
1150 	WRT_REG_DWORD(&reg->ictrl, 0);
1151 	RD_REG_DWORD(&reg->ictrl);
1152 
1153 	/* Shadow registers. */
1154 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1155 	RD_REG_DWORD(&reg->iobase_addr);
1156 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1157 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1158 
1159 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1160 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1161 
1162 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1163 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1164 
1165 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1166 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1167 
1168 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1169 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1170 
1171 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1172 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1173 
1174 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1175 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1176 
1177 	/* Mailbox registers. */
1178 	mbx_reg = &reg->mailbox0;
1179 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++)
1180 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
1181 
1182 	/* Transfer sequence registers. */
1183 	iter_reg = fw->xseq_gp_reg;
1184 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1185 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1186 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1187 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1188 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1189 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1190 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1191 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1192 
1193 	qla24xx_read_window(reg, 0xBFE0, 16, fw->xseq_0_reg);
1194 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1195 
1196 	/* Receive sequence registers. */
1197 	iter_reg = fw->rseq_gp_reg;
1198 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1199 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1200 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1201 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1202 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1203 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1204 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1205 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1206 
1207 	qla24xx_read_window(reg, 0xFFD0, 16, fw->rseq_0_reg);
1208 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1209 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1210 
1211 	/* Command DMA registers. */
1212 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1213 
1214 	/* Queues. */
1215 	iter_reg = fw->req0_dma_reg;
1216 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1217 	dmp_reg = &reg->iobase_q;
1218 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1219 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1220 
1221 	iter_reg = fw->resp0_dma_reg;
1222 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1223 	dmp_reg = &reg->iobase_q;
1224 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1225 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1226 
1227 	iter_reg = fw->req1_dma_reg;
1228 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1229 	dmp_reg = &reg->iobase_q;
1230 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1231 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1232 
1233 	/* Transmit DMA registers. */
1234 	iter_reg = fw->xmt0_dma_reg;
1235 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1236 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1237 
1238 	iter_reg = fw->xmt1_dma_reg;
1239 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1240 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1241 
1242 	iter_reg = fw->xmt2_dma_reg;
1243 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1244 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1245 
1246 	iter_reg = fw->xmt3_dma_reg;
1247 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1248 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1249 
1250 	iter_reg = fw->xmt4_dma_reg;
1251 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1252 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1253 
1254 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1255 
1256 	/* Receive DMA registers. */
1257 	iter_reg = fw->rcvt0_data_dma_reg;
1258 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1259 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1260 
1261 	iter_reg = fw->rcvt1_data_dma_reg;
1262 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1263 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1264 
1265 	/* RISC registers. */
1266 	iter_reg = fw->risc_gp_reg;
1267 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1268 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1269 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1270 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1271 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1272 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1273 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1274 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1275 
1276 	/* Local memory controller registers. */
1277 	iter_reg = fw->lmc_reg;
1278 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1279 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1280 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1281 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1282 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1283 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1284 	qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1285 
1286 	/* Fibre Protocol Module registers. */
1287 	iter_reg = fw->fpm_hdw_reg;
1288 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1289 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1290 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1291 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1292 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1293 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1294 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1295 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1296 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1297 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1298 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1299 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1300 
1301 	/* Frame Buffer registers. */
1302 	iter_reg = fw->fb_hdw_reg;
1303 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1304 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1305 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1306 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1307 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1308 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1309 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1310 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1311 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1312 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1313 	qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1314 
1315 	rval = qla24xx_soft_reset(ha);
1316 	if (rval != QLA_SUCCESS)
1317 		goto qla24xx_fw_dump_failed_0;
1318 
1319 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1320 	    &nxt);
1321 	if (rval != QLA_SUCCESS)
1322 		goto qla24xx_fw_dump_failed_0;
1323 
1324 	nxt = qla2xxx_copy_queues(ha, nxt);
1325 
1326 	qla24xx_copy_eft(ha, nxt);
1327 
1328 	nxt_chain = (void *)ha->fw_dump + ha->chain_offset;
1329 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1330 	if (last_chain) {
1331 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1332 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1333 	}
1334 
1335 	/* Adjust valid length. */
1336 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1337 
1338 qla24xx_fw_dump_failed_0:
1339 	qla2xxx_dump_post_process(base_vha, rval);
1340 
1341 qla24xx_fw_dump_failed:
1342 #ifndef __CHECKER__
1343 	if (!hardware_locked)
1344 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1345 #else
1346 	;
1347 #endif
1348 }
1349 
1350 void
1351 qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1352 {
1353 	int		rval;
1354 	uint32_t	cnt;
1355 	struct qla_hw_data *ha = vha->hw;
1356 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1357 	uint32_t __iomem *dmp_reg;
1358 	uint32_t	*iter_reg;
1359 	uint16_t __iomem *mbx_reg;
1360 	unsigned long	flags;
1361 	struct qla25xx_fw_dump *fw;
1362 	void		*nxt, *nxt_chain;
1363 	uint32_t	*last_chain = NULL;
1364 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1365 
1366 	flags = 0;
1367 	ha->fw_dump_cap_flags = 0;
1368 
1369 #ifndef __CHECKER__
1370 	if (!hardware_locked)
1371 		spin_lock_irqsave(&ha->hardware_lock, flags);
1372 #endif
1373 
1374 	if (!ha->fw_dump) {
1375 		ql_log(ql_log_warn, vha, 0xd008,
1376 		    "No buffer available for dump.\n");
1377 		goto qla25xx_fw_dump_failed;
1378 	}
1379 
1380 	if (ha->fw_dumped) {
1381 		ql_log(ql_log_warn, vha, 0xd009,
1382 		    "Firmware has been previously dumped (%p) "
1383 		    "-- ignoring request.\n",
1384 		    ha->fw_dump);
1385 		goto qla25xx_fw_dump_failed;
1386 	}
1387 	QLA_FW_STOPPED(ha);
1388 	fw = &ha->fw_dump->isp.isp25;
1389 	qla2xxx_prep_dump(ha, ha->fw_dump);
1390 	ha->fw_dump->version = htonl(2);
1391 
1392 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1393 
1394 	/*
1395 	 * Pause RISC. No need to track timeout, as resetting the chip
1396 	 * is the right approach incase of pause timeout
1397 	 */
1398 	qla24xx_pause_risc(reg, ha);
1399 
1400 	/* Host/Risc registers. */
1401 	iter_reg = fw->host_risc_reg;
1402 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1403 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1404 
1405 	/* PCIe registers. */
1406 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1407 	RD_REG_DWORD(&reg->iobase_addr);
1408 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1409 	dmp_reg = &reg->iobase_c4;
1410 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg));
1411 	dmp_reg++;
1412 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg));
1413 	dmp_reg++;
1414 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1415 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1416 
1417 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1418 	RD_REG_DWORD(&reg->iobase_window);
1419 
1420 	/* Host interface registers. */
1421 	dmp_reg = &reg->flash_addr;
1422 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
1423 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
1424 
1425 	/* Disable interrupts. */
1426 	WRT_REG_DWORD(&reg->ictrl, 0);
1427 	RD_REG_DWORD(&reg->ictrl);
1428 
1429 	/* Shadow registers. */
1430 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1431 	RD_REG_DWORD(&reg->iobase_addr);
1432 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1433 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1434 
1435 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1436 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1437 
1438 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1439 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1440 
1441 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1442 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1443 
1444 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1445 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1446 
1447 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1448 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1449 
1450 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1451 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1452 
1453 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1454 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1455 
1456 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1457 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1458 
1459 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1460 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1461 
1462 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1463 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1464 
1465 	/* RISC I/O register. */
1466 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1467 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1468 
1469 	/* Mailbox registers. */
1470 	mbx_reg = &reg->mailbox0;
1471 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++)
1472 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
1473 
1474 	/* Transfer sequence registers. */
1475 	iter_reg = fw->xseq_gp_reg;
1476 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1477 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1478 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1479 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1480 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1481 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1482 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1483 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1484 
1485 	iter_reg = fw->xseq_0_reg;
1486 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1487 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1488 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1489 
1490 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1491 
1492 	/* Receive sequence registers. */
1493 	iter_reg = fw->rseq_gp_reg;
1494 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1495 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1496 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1497 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1498 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1499 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1500 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1501 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1502 
1503 	iter_reg = fw->rseq_0_reg;
1504 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1505 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1506 
1507 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1508 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1509 
1510 	/* Auxiliary sequence registers. */
1511 	iter_reg = fw->aseq_gp_reg;
1512 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1513 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1514 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1515 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1516 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1517 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1518 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1519 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1520 
1521 	iter_reg = fw->aseq_0_reg;
1522 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1523 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1524 
1525 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1526 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1527 
1528 	/* Command DMA registers. */
1529 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1530 
1531 	/* Queues. */
1532 	iter_reg = fw->req0_dma_reg;
1533 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1534 	dmp_reg = &reg->iobase_q;
1535 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1536 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1537 
1538 	iter_reg = fw->resp0_dma_reg;
1539 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1540 	dmp_reg = &reg->iobase_q;
1541 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1542 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1543 
1544 	iter_reg = fw->req1_dma_reg;
1545 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1546 	dmp_reg = &reg->iobase_q;
1547 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1548 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1549 
1550 	/* Transmit DMA registers. */
1551 	iter_reg = fw->xmt0_dma_reg;
1552 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1553 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1554 
1555 	iter_reg = fw->xmt1_dma_reg;
1556 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1557 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1558 
1559 	iter_reg = fw->xmt2_dma_reg;
1560 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1561 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1562 
1563 	iter_reg = fw->xmt3_dma_reg;
1564 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1565 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1566 
1567 	iter_reg = fw->xmt4_dma_reg;
1568 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1569 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1570 
1571 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1572 
1573 	/* Receive DMA registers. */
1574 	iter_reg = fw->rcvt0_data_dma_reg;
1575 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1576 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1577 
1578 	iter_reg = fw->rcvt1_data_dma_reg;
1579 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1580 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1581 
1582 	/* RISC registers. */
1583 	iter_reg = fw->risc_gp_reg;
1584 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1585 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1586 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1587 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1588 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1589 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1590 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1591 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1592 
1593 	/* Local memory controller registers. */
1594 	iter_reg = fw->lmc_reg;
1595 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1596 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1597 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1598 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1599 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1600 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1601 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1602 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1603 
1604 	/* Fibre Protocol Module registers. */
1605 	iter_reg = fw->fpm_hdw_reg;
1606 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1607 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1608 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1609 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1610 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1611 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1612 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1613 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1614 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1615 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1616 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1617 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1618 
1619 	/* Frame Buffer registers. */
1620 	iter_reg = fw->fb_hdw_reg;
1621 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1622 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1623 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1624 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1625 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1626 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1627 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1628 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1629 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1630 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1631 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1632 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1633 
1634 	/* Multi queue registers */
1635 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1636 	    &last_chain);
1637 
1638 	rval = qla24xx_soft_reset(ha);
1639 	if (rval != QLA_SUCCESS)
1640 		goto qla25xx_fw_dump_failed_0;
1641 
1642 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1643 	    &nxt);
1644 	if (rval != QLA_SUCCESS)
1645 		goto qla25xx_fw_dump_failed_0;
1646 
1647 	nxt = qla2xxx_copy_queues(ha, nxt);
1648 
1649 	qla24xx_copy_eft(ha, nxt);
1650 
1651 	/* Chain entries -- started with MQ. */
1652 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1653 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1654 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1655 	nxt_chain = qla25xx_copy_exlogin(ha, nxt_chain, &last_chain);
1656 	if (last_chain) {
1657 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1658 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1659 	}
1660 
1661 	/* Adjust valid length. */
1662 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1663 
1664 qla25xx_fw_dump_failed_0:
1665 	qla2xxx_dump_post_process(base_vha, rval);
1666 
1667 qla25xx_fw_dump_failed:
1668 #ifndef __CHECKER__
1669 	if (!hardware_locked)
1670 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1671 #else
1672 	;
1673 #endif
1674 }
1675 
1676 void
1677 qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1678 {
1679 	int		rval;
1680 	uint32_t	cnt;
1681 	struct qla_hw_data *ha = vha->hw;
1682 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1683 	uint32_t __iomem *dmp_reg;
1684 	uint32_t	*iter_reg;
1685 	uint16_t __iomem *mbx_reg;
1686 	unsigned long	flags;
1687 	struct qla81xx_fw_dump *fw;
1688 	void		*nxt, *nxt_chain;
1689 	uint32_t	*last_chain = NULL;
1690 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1691 
1692 	flags = 0;
1693 	ha->fw_dump_cap_flags = 0;
1694 
1695 #ifndef __CHECKER__
1696 	if (!hardware_locked)
1697 		spin_lock_irqsave(&ha->hardware_lock, flags);
1698 #endif
1699 
1700 	if (!ha->fw_dump) {
1701 		ql_log(ql_log_warn, vha, 0xd00a,
1702 		    "No buffer available for dump.\n");
1703 		goto qla81xx_fw_dump_failed;
1704 	}
1705 
1706 	if (ha->fw_dumped) {
1707 		ql_log(ql_log_warn, vha, 0xd00b,
1708 		    "Firmware has been previously dumped (%p) "
1709 		    "-- ignoring request.\n",
1710 		    ha->fw_dump);
1711 		goto qla81xx_fw_dump_failed;
1712 	}
1713 	fw = &ha->fw_dump->isp.isp81;
1714 	qla2xxx_prep_dump(ha, ha->fw_dump);
1715 
1716 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1717 
1718 	/*
1719 	 * Pause RISC. No need to track timeout, as resetting the chip
1720 	 * is the right approach incase of pause timeout
1721 	 */
1722 	qla24xx_pause_risc(reg, ha);
1723 
1724 	/* Host/Risc registers. */
1725 	iter_reg = fw->host_risc_reg;
1726 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1727 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1728 
1729 	/* PCIe registers. */
1730 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1731 	RD_REG_DWORD(&reg->iobase_addr);
1732 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1733 	dmp_reg = &reg->iobase_c4;
1734 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg));
1735 	dmp_reg++;
1736 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg));
1737 	dmp_reg++;
1738 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1739 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1740 
1741 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1742 	RD_REG_DWORD(&reg->iobase_window);
1743 
1744 	/* Host interface registers. */
1745 	dmp_reg = &reg->flash_addr;
1746 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
1747 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
1748 
1749 	/* Disable interrupts. */
1750 	WRT_REG_DWORD(&reg->ictrl, 0);
1751 	RD_REG_DWORD(&reg->ictrl);
1752 
1753 	/* Shadow registers. */
1754 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1755 	RD_REG_DWORD(&reg->iobase_addr);
1756 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1757 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1758 
1759 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1760 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1761 
1762 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1763 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1764 
1765 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1766 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1767 
1768 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1769 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1770 
1771 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1772 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1773 
1774 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1775 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1776 
1777 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1778 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1779 
1780 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1781 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1782 
1783 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1784 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1785 
1786 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1787 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1788 
1789 	/* RISC I/O register. */
1790 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1791 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1792 
1793 	/* Mailbox registers. */
1794 	mbx_reg = &reg->mailbox0;
1795 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++)
1796 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
1797 
1798 	/* Transfer sequence registers. */
1799 	iter_reg = fw->xseq_gp_reg;
1800 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1801 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1802 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1803 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1804 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1805 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1806 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1807 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1808 
1809 	iter_reg = fw->xseq_0_reg;
1810 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1811 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1812 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1813 
1814 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1815 
1816 	/* Receive sequence registers. */
1817 	iter_reg = fw->rseq_gp_reg;
1818 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1819 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1820 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1821 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1822 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1823 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1824 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1825 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1826 
1827 	iter_reg = fw->rseq_0_reg;
1828 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1829 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1830 
1831 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1832 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1833 
1834 	/* Auxiliary sequence registers. */
1835 	iter_reg = fw->aseq_gp_reg;
1836 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1837 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1838 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1839 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1840 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1841 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1842 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1843 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1844 
1845 	iter_reg = fw->aseq_0_reg;
1846 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1847 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1848 
1849 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1850 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1851 
1852 	/* Command DMA registers. */
1853 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1854 
1855 	/* Queues. */
1856 	iter_reg = fw->req0_dma_reg;
1857 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1858 	dmp_reg = &reg->iobase_q;
1859 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1860 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1861 
1862 	iter_reg = fw->resp0_dma_reg;
1863 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1864 	dmp_reg = &reg->iobase_q;
1865 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1866 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1867 
1868 	iter_reg = fw->req1_dma_reg;
1869 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1870 	dmp_reg = &reg->iobase_q;
1871 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
1872 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
1873 
1874 	/* Transmit DMA registers. */
1875 	iter_reg = fw->xmt0_dma_reg;
1876 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1877 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1878 
1879 	iter_reg = fw->xmt1_dma_reg;
1880 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1881 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1882 
1883 	iter_reg = fw->xmt2_dma_reg;
1884 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1885 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1886 
1887 	iter_reg = fw->xmt3_dma_reg;
1888 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1889 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1890 
1891 	iter_reg = fw->xmt4_dma_reg;
1892 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1893 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1894 
1895 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1896 
1897 	/* Receive DMA registers. */
1898 	iter_reg = fw->rcvt0_data_dma_reg;
1899 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1900 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1901 
1902 	iter_reg = fw->rcvt1_data_dma_reg;
1903 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1904 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1905 
1906 	/* RISC registers. */
1907 	iter_reg = fw->risc_gp_reg;
1908 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1909 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1910 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1911 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1912 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1913 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1914 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1915 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1916 
1917 	/* Local memory controller registers. */
1918 	iter_reg = fw->lmc_reg;
1919 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1920 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1921 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1922 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1923 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1924 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1925 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1926 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1927 
1928 	/* Fibre Protocol Module registers. */
1929 	iter_reg = fw->fpm_hdw_reg;
1930 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1931 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1932 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1933 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1934 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1935 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1936 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1937 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1938 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1939 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1940 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1941 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1942 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
1943 	qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
1944 
1945 	/* Frame Buffer registers. */
1946 	iter_reg = fw->fb_hdw_reg;
1947 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1948 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1949 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1950 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1951 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1952 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1953 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1954 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1955 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1956 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1957 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1958 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
1959 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1960 
1961 	/* Multi queue registers */
1962 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1963 	    &last_chain);
1964 
1965 	rval = qla24xx_soft_reset(ha);
1966 	if (rval != QLA_SUCCESS)
1967 		goto qla81xx_fw_dump_failed_0;
1968 
1969 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1970 	    &nxt);
1971 	if (rval != QLA_SUCCESS)
1972 		goto qla81xx_fw_dump_failed_0;
1973 
1974 	nxt = qla2xxx_copy_queues(ha, nxt);
1975 
1976 	qla24xx_copy_eft(ha, nxt);
1977 
1978 	/* Chain entries -- started with MQ. */
1979 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1980 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
1981 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
1982 	nxt_chain = qla25xx_copy_exlogin(ha, nxt_chain, &last_chain);
1983 	nxt_chain = qla81xx_copy_exchoffld(ha, nxt_chain, &last_chain);
1984 	if (last_chain) {
1985 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
1986 		*last_chain |= htonl(DUMP_CHAIN_LAST);
1987 	}
1988 
1989 	/* Adjust valid length. */
1990 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
1991 
1992 qla81xx_fw_dump_failed_0:
1993 	qla2xxx_dump_post_process(base_vha, rval);
1994 
1995 qla81xx_fw_dump_failed:
1996 #ifndef __CHECKER__
1997 	if (!hardware_locked)
1998 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1999 #else
2000 	;
2001 #endif
2002 }
2003 
2004 void
2005 qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
2006 {
2007 	int		rval;
2008 	uint32_t	cnt;
2009 	struct qla_hw_data *ha = vha->hw;
2010 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
2011 	uint32_t __iomem *dmp_reg;
2012 	uint32_t	*iter_reg;
2013 	uint16_t __iomem *mbx_reg;
2014 	unsigned long	flags;
2015 	struct qla83xx_fw_dump *fw;
2016 	void		*nxt, *nxt_chain;
2017 	uint32_t	*last_chain = NULL;
2018 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2019 
2020 	flags = 0;
2021 	ha->fw_dump_cap_flags = 0;
2022 
2023 #ifndef __CHECKER__
2024 	if (!hardware_locked)
2025 		spin_lock_irqsave(&ha->hardware_lock, flags);
2026 #endif
2027 
2028 	if (!ha->fw_dump) {
2029 		ql_log(ql_log_warn, vha, 0xd00c,
2030 		    "No buffer available for dump!!!\n");
2031 		goto qla83xx_fw_dump_failed;
2032 	}
2033 
2034 	if (ha->fw_dumped) {
2035 		ql_log(ql_log_warn, vha, 0xd00d,
2036 		    "Firmware has been previously dumped (%p) -- ignoring "
2037 		    "request...\n", ha->fw_dump);
2038 		goto qla83xx_fw_dump_failed;
2039 	}
2040 	QLA_FW_STOPPED(ha);
2041 	fw = &ha->fw_dump->isp.isp83;
2042 	qla2xxx_prep_dump(ha, ha->fw_dump);
2043 
2044 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
2045 
2046 	/*
2047 	 * Pause RISC. No need to track timeout, as resetting the chip
2048 	 * is the right approach incase of pause timeout
2049 	 */
2050 	qla24xx_pause_risc(reg, ha);
2051 
2052 	WRT_REG_DWORD(&reg->iobase_addr, 0x6000);
2053 	dmp_reg = &reg->iobase_window;
2054 	RD_REG_DWORD(dmp_reg);
2055 	WRT_REG_DWORD(dmp_reg, 0);
2056 
2057 	dmp_reg = &reg->unused_4_1[0];
2058 	RD_REG_DWORD(dmp_reg);
2059 	WRT_REG_DWORD(dmp_reg, 0);
2060 
2061 	WRT_REG_DWORD(&reg->iobase_addr, 0x6010);
2062 	dmp_reg = &reg->unused_4_1[2];
2063 	RD_REG_DWORD(dmp_reg);
2064 	WRT_REG_DWORD(dmp_reg, 0);
2065 
2066 	/* select PCR and disable ecc checking and correction */
2067 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
2068 	RD_REG_DWORD(&reg->iobase_addr);
2069 	WRT_REG_DWORD(&reg->iobase_select, 0x60000000);	/* write to F0h = PCR */
2070 
2071 	/* Host/Risc registers. */
2072 	iter_reg = fw->host_risc_reg;
2073 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
2074 	iter_reg = qla24xx_read_window(reg, 0x7010, 16, iter_reg);
2075 	qla24xx_read_window(reg, 0x7040, 16, iter_reg);
2076 
2077 	/* PCIe registers. */
2078 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
2079 	RD_REG_DWORD(&reg->iobase_addr);
2080 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
2081 	dmp_reg = &reg->iobase_c4;
2082 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg));
2083 	dmp_reg++;
2084 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg));
2085 	dmp_reg++;
2086 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
2087 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
2088 
2089 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
2090 	RD_REG_DWORD(&reg->iobase_window);
2091 
2092 	/* Host interface registers. */
2093 	dmp_reg = &reg->flash_addr;
2094 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++)
2095 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg));
2096 
2097 	/* Disable interrupts. */
2098 	WRT_REG_DWORD(&reg->ictrl, 0);
2099 	RD_REG_DWORD(&reg->ictrl);
2100 
2101 	/* Shadow registers. */
2102 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
2103 	RD_REG_DWORD(&reg->iobase_addr);
2104 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
2105 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2106 
2107 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
2108 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2109 
2110 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
2111 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2112 
2113 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
2114 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2115 
2116 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
2117 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2118 
2119 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
2120 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2121 
2122 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
2123 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2124 
2125 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
2126 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2127 
2128 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
2129 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2130 
2131 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
2132 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2133 
2134 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
2135 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
2136 
2137 	/* RISC I/O register. */
2138 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
2139 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
2140 
2141 	/* Mailbox registers. */
2142 	mbx_reg = &reg->mailbox0;
2143 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++)
2144 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg));
2145 
2146 	/* Transfer sequence registers. */
2147 	iter_reg = fw->xseq_gp_reg;
2148 	iter_reg = qla24xx_read_window(reg, 0xBE00, 16, iter_reg);
2149 	iter_reg = qla24xx_read_window(reg, 0xBE10, 16, iter_reg);
2150 	iter_reg = qla24xx_read_window(reg, 0xBE20, 16, iter_reg);
2151 	iter_reg = qla24xx_read_window(reg, 0xBE30, 16, iter_reg);
2152 	iter_reg = qla24xx_read_window(reg, 0xBE40, 16, iter_reg);
2153 	iter_reg = qla24xx_read_window(reg, 0xBE50, 16, iter_reg);
2154 	iter_reg = qla24xx_read_window(reg, 0xBE60, 16, iter_reg);
2155 	iter_reg = qla24xx_read_window(reg, 0xBE70, 16, iter_reg);
2156 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
2157 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
2158 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
2159 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
2160 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
2161 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
2162 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
2163 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
2164 
2165 	iter_reg = fw->xseq_0_reg;
2166 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
2167 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
2168 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
2169 
2170 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
2171 
2172 	qla24xx_read_window(reg, 0xBEF0, 16, fw->xseq_2_reg);
2173 
2174 	/* Receive sequence registers. */
2175 	iter_reg = fw->rseq_gp_reg;
2176 	iter_reg = qla24xx_read_window(reg, 0xFE00, 16, iter_reg);
2177 	iter_reg = qla24xx_read_window(reg, 0xFE10, 16, iter_reg);
2178 	iter_reg = qla24xx_read_window(reg, 0xFE20, 16, iter_reg);
2179 	iter_reg = qla24xx_read_window(reg, 0xFE30, 16, iter_reg);
2180 	iter_reg = qla24xx_read_window(reg, 0xFE40, 16, iter_reg);
2181 	iter_reg = qla24xx_read_window(reg, 0xFE50, 16, iter_reg);
2182 	iter_reg = qla24xx_read_window(reg, 0xFE60, 16, iter_reg);
2183 	iter_reg = qla24xx_read_window(reg, 0xFE70, 16, iter_reg);
2184 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
2185 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
2186 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
2187 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
2188 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
2189 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
2190 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
2191 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
2192 
2193 	iter_reg = fw->rseq_0_reg;
2194 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
2195 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
2196 
2197 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
2198 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
2199 	qla24xx_read_window(reg, 0xFEF0, 16, fw->rseq_3_reg);
2200 
2201 	/* Auxiliary sequence registers. */
2202 	iter_reg = fw->aseq_gp_reg;
2203 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
2204 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
2205 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
2206 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
2207 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
2208 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
2209 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
2210 	iter_reg = qla24xx_read_window(reg, 0xB070, 16, iter_reg);
2211 	iter_reg = qla24xx_read_window(reg, 0xB100, 16, iter_reg);
2212 	iter_reg = qla24xx_read_window(reg, 0xB110, 16, iter_reg);
2213 	iter_reg = qla24xx_read_window(reg, 0xB120, 16, iter_reg);
2214 	iter_reg = qla24xx_read_window(reg, 0xB130, 16, iter_reg);
2215 	iter_reg = qla24xx_read_window(reg, 0xB140, 16, iter_reg);
2216 	iter_reg = qla24xx_read_window(reg, 0xB150, 16, iter_reg);
2217 	iter_reg = qla24xx_read_window(reg, 0xB160, 16, iter_reg);
2218 	qla24xx_read_window(reg, 0xB170, 16, iter_reg);
2219 
2220 	iter_reg = fw->aseq_0_reg;
2221 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
2222 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
2223 
2224 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
2225 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
2226 	qla24xx_read_window(reg, 0xB1F0, 16, fw->aseq_3_reg);
2227 
2228 	/* Command DMA registers. */
2229 	iter_reg = fw->cmd_dma_reg;
2230 	iter_reg = qla24xx_read_window(reg, 0x7100, 16, iter_reg);
2231 	iter_reg = qla24xx_read_window(reg, 0x7120, 16, iter_reg);
2232 	iter_reg = qla24xx_read_window(reg, 0x7130, 16, iter_reg);
2233 	qla24xx_read_window(reg, 0x71F0, 16, iter_reg);
2234 
2235 	/* Queues. */
2236 	iter_reg = fw->req0_dma_reg;
2237 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
2238 	dmp_reg = &reg->iobase_q;
2239 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2240 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
2241 
2242 	iter_reg = fw->resp0_dma_reg;
2243 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
2244 	dmp_reg = &reg->iobase_q;
2245 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2246 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
2247 
2248 	iter_reg = fw->req1_dma_reg;
2249 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
2250 	dmp_reg = &reg->iobase_q;
2251 	for (cnt = 0; cnt < 7; cnt++, dmp_reg++)
2252 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg));
2253 
2254 	/* Transmit DMA registers. */
2255 	iter_reg = fw->xmt0_dma_reg;
2256 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
2257 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
2258 
2259 	iter_reg = fw->xmt1_dma_reg;
2260 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
2261 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
2262 
2263 	iter_reg = fw->xmt2_dma_reg;
2264 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
2265 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
2266 
2267 	iter_reg = fw->xmt3_dma_reg;
2268 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
2269 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
2270 
2271 	iter_reg = fw->xmt4_dma_reg;
2272 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
2273 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
2274 
2275 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
2276 
2277 	/* Receive DMA registers. */
2278 	iter_reg = fw->rcvt0_data_dma_reg;
2279 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
2280 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
2281 
2282 	iter_reg = fw->rcvt1_data_dma_reg;
2283 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
2284 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
2285 
2286 	/* RISC registers. */
2287 	iter_reg = fw->risc_gp_reg;
2288 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
2289 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
2290 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
2291 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
2292 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
2293 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
2294 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
2295 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
2296 
2297 	/* Local memory controller registers. */
2298 	iter_reg = fw->lmc_reg;
2299 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
2300 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
2301 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
2302 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
2303 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
2304 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
2305 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
2306 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
2307 
2308 	/* Fibre Protocol Module registers. */
2309 	iter_reg = fw->fpm_hdw_reg;
2310 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
2311 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
2312 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
2313 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
2314 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
2315 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
2316 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
2317 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
2318 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
2319 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
2320 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
2321 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
2322 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
2323 	iter_reg = qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
2324 	iter_reg = qla24xx_read_window(reg, 0x40E0, 16, iter_reg);
2325 	qla24xx_read_window(reg, 0x40F0, 16, iter_reg);
2326 
2327 	/* RQ0 Array registers. */
2328 	iter_reg = fw->rq0_array_reg;
2329 	iter_reg = qla24xx_read_window(reg, 0x5C00, 16, iter_reg);
2330 	iter_reg = qla24xx_read_window(reg, 0x5C10, 16, iter_reg);
2331 	iter_reg = qla24xx_read_window(reg, 0x5C20, 16, iter_reg);
2332 	iter_reg = qla24xx_read_window(reg, 0x5C30, 16, iter_reg);
2333 	iter_reg = qla24xx_read_window(reg, 0x5C40, 16, iter_reg);
2334 	iter_reg = qla24xx_read_window(reg, 0x5C50, 16, iter_reg);
2335 	iter_reg = qla24xx_read_window(reg, 0x5C60, 16, iter_reg);
2336 	iter_reg = qla24xx_read_window(reg, 0x5C70, 16, iter_reg);
2337 	iter_reg = qla24xx_read_window(reg, 0x5C80, 16, iter_reg);
2338 	iter_reg = qla24xx_read_window(reg, 0x5C90, 16, iter_reg);
2339 	iter_reg = qla24xx_read_window(reg, 0x5CA0, 16, iter_reg);
2340 	iter_reg = qla24xx_read_window(reg, 0x5CB0, 16, iter_reg);
2341 	iter_reg = qla24xx_read_window(reg, 0x5CC0, 16, iter_reg);
2342 	iter_reg = qla24xx_read_window(reg, 0x5CD0, 16, iter_reg);
2343 	iter_reg = qla24xx_read_window(reg, 0x5CE0, 16, iter_reg);
2344 	qla24xx_read_window(reg, 0x5CF0, 16, iter_reg);
2345 
2346 	/* RQ1 Array registers. */
2347 	iter_reg = fw->rq1_array_reg;
2348 	iter_reg = qla24xx_read_window(reg, 0x5D00, 16, iter_reg);
2349 	iter_reg = qla24xx_read_window(reg, 0x5D10, 16, iter_reg);
2350 	iter_reg = qla24xx_read_window(reg, 0x5D20, 16, iter_reg);
2351 	iter_reg = qla24xx_read_window(reg, 0x5D30, 16, iter_reg);
2352 	iter_reg = qla24xx_read_window(reg, 0x5D40, 16, iter_reg);
2353 	iter_reg = qla24xx_read_window(reg, 0x5D50, 16, iter_reg);
2354 	iter_reg = qla24xx_read_window(reg, 0x5D60, 16, iter_reg);
2355 	iter_reg = qla24xx_read_window(reg, 0x5D70, 16, iter_reg);
2356 	iter_reg = qla24xx_read_window(reg, 0x5D80, 16, iter_reg);
2357 	iter_reg = qla24xx_read_window(reg, 0x5D90, 16, iter_reg);
2358 	iter_reg = qla24xx_read_window(reg, 0x5DA0, 16, iter_reg);
2359 	iter_reg = qla24xx_read_window(reg, 0x5DB0, 16, iter_reg);
2360 	iter_reg = qla24xx_read_window(reg, 0x5DC0, 16, iter_reg);
2361 	iter_reg = qla24xx_read_window(reg, 0x5DD0, 16, iter_reg);
2362 	iter_reg = qla24xx_read_window(reg, 0x5DE0, 16, iter_reg);
2363 	qla24xx_read_window(reg, 0x5DF0, 16, iter_reg);
2364 
2365 	/* RP0 Array registers. */
2366 	iter_reg = fw->rp0_array_reg;
2367 	iter_reg = qla24xx_read_window(reg, 0x5E00, 16, iter_reg);
2368 	iter_reg = qla24xx_read_window(reg, 0x5E10, 16, iter_reg);
2369 	iter_reg = qla24xx_read_window(reg, 0x5E20, 16, iter_reg);
2370 	iter_reg = qla24xx_read_window(reg, 0x5E30, 16, iter_reg);
2371 	iter_reg = qla24xx_read_window(reg, 0x5E40, 16, iter_reg);
2372 	iter_reg = qla24xx_read_window(reg, 0x5E50, 16, iter_reg);
2373 	iter_reg = qla24xx_read_window(reg, 0x5E60, 16, iter_reg);
2374 	iter_reg = qla24xx_read_window(reg, 0x5E70, 16, iter_reg);
2375 	iter_reg = qla24xx_read_window(reg, 0x5E80, 16, iter_reg);
2376 	iter_reg = qla24xx_read_window(reg, 0x5E90, 16, iter_reg);
2377 	iter_reg = qla24xx_read_window(reg, 0x5EA0, 16, iter_reg);
2378 	iter_reg = qla24xx_read_window(reg, 0x5EB0, 16, iter_reg);
2379 	iter_reg = qla24xx_read_window(reg, 0x5EC0, 16, iter_reg);
2380 	iter_reg = qla24xx_read_window(reg, 0x5ED0, 16, iter_reg);
2381 	iter_reg = qla24xx_read_window(reg, 0x5EE0, 16, iter_reg);
2382 	qla24xx_read_window(reg, 0x5EF0, 16, iter_reg);
2383 
2384 	/* RP1 Array registers. */
2385 	iter_reg = fw->rp1_array_reg;
2386 	iter_reg = qla24xx_read_window(reg, 0x5F00, 16, iter_reg);
2387 	iter_reg = qla24xx_read_window(reg, 0x5F10, 16, iter_reg);
2388 	iter_reg = qla24xx_read_window(reg, 0x5F20, 16, iter_reg);
2389 	iter_reg = qla24xx_read_window(reg, 0x5F30, 16, iter_reg);
2390 	iter_reg = qla24xx_read_window(reg, 0x5F40, 16, iter_reg);
2391 	iter_reg = qla24xx_read_window(reg, 0x5F50, 16, iter_reg);
2392 	iter_reg = qla24xx_read_window(reg, 0x5F60, 16, iter_reg);
2393 	iter_reg = qla24xx_read_window(reg, 0x5F70, 16, iter_reg);
2394 	iter_reg = qla24xx_read_window(reg, 0x5F80, 16, iter_reg);
2395 	iter_reg = qla24xx_read_window(reg, 0x5F90, 16, iter_reg);
2396 	iter_reg = qla24xx_read_window(reg, 0x5FA0, 16, iter_reg);
2397 	iter_reg = qla24xx_read_window(reg, 0x5FB0, 16, iter_reg);
2398 	iter_reg = qla24xx_read_window(reg, 0x5FC0, 16, iter_reg);
2399 	iter_reg = qla24xx_read_window(reg, 0x5FD0, 16, iter_reg);
2400 	iter_reg = qla24xx_read_window(reg, 0x5FE0, 16, iter_reg);
2401 	qla24xx_read_window(reg, 0x5FF0, 16, iter_reg);
2402 
2403 	iter_reg = fw->at0_array_reg;
2404 	iter_reg = qla24xx_read_window(reg, 0x7080, 16, iter_reg);
2405 	iter_reg = qla24xx_read_window(reg, 0x7090, 16, iter_reg);
2406 	iter_reg = qla24xx_read_window(reg, 0x70A0, 16, iter_reg);
2407 	iter_reg = qla24xx_read_window(reg, 0x70B0, 16, iter_reg);
2408 	iter_reg = qla24xx_read_window(reg, 0x70C0, 16, iter_reg);
2409 	iter_reg = qla24xx_read_window(reg, 0x70D0, 16, iter_reg);
2410 	iter_reg = qla24xx_read_window(reg, 0x70E0, 16, iter_reg);
2411 	qla24xx_read_window(reg, 0x70F0, 16, iter_reg);
2412 
2413 	/* I/O Queue Control registers. */
2414 	qla24xx_read_window(reg, 0x7800, 16, fw->queue_control_reg);
2415 
2416 	/* Frame Buffer registers. */
2417 	iter_reg = fw->fb_hdw_reg;
2418 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
2419 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
2420 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
2421 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
2422 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
2423 	iter_reg = qla24xx_read_window(reg, 0x6060, 16, iter_reg);
2424 	iter_reg = qla24xx_read_window(reg, 0x6070, 16, iter_reg);
2425 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
2426 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
2427 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
2428 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
2429 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
2430 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
2431 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
2432 	iter_reg = qla24xx_read_window(reg, 0x6530, 16, iter_reg);
2433 	iter_reg = qla24xx_read_window(reg, 0x6540, 16, iter_reg);
2434 	iter_reg = qla24xx_read_window(reg, 0x6550, 16, iter_reg);
2435 	iter_reg = qla24xx_read_window(reg, 0x6560, 16, iter_reg);
2436 	iter_reg = qla24xx_read_window(reg, 0x6570, 16, iter_reg);
2437 	iter_reg = qla24xx_read_window(reg, 0x6580, 16, iter_reg);
2438 	iter_reg = qla24xx_read_window(reg, 0x6590, 16, iter_reg);
2439 	iter_reg = qla24xx_read_window(reg, 0x65A0, 16, iter_reg);
2440 	iter_reg = qla24xx_read_window(reg, 0x65B0, 16, iter_reg);
2441 	iter_reg = qla24xx_read_window(reg, 0x65C0, 16, iter_reg);
2442 	iter_reg = qla24xx_read_window(reg, 0x65D0, 16, iter_reg);
2443 	iter_reg = qla24xx_read_window(reg, 0x65E0, 16, iter_reg);
2444 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
2445 
2446 	/* Multi queue registers */
2447 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
2448 	    &last_chain);
2449 
2450 	rval = qla24xx_soft_reset(ha);
2451 	if (rval != QLA_SUCCESS) {
2452 		ql_log(ql_log_warn, vha, 0xd00e,
2453 		    "SOFT RESET FAILED, forcing continuation of dump!!!\n");
2454 		rval = QLA_SUCCESS;
2455 
2456 		ql_log(ql_log_warn, vha, 0xd00f, "try a bigger hammer!!!\n");
2457 
2458 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
2459 		RD_REG_DWORD(&reg->hccr);
2460 
2461 		WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
2462 		RD_REG_DWORD(&reg->hccr);
2463 
2464 		WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
2465 		RD_REG_DWORD(&reg->hccr);
2466 
2467 		for (cnt = 30000; cnt && (RD_REG_WORD(&reg->mailbox0)); cnt--)
2468 			udelay(5);
2469 
2470 		if (!cnt) {
2471 			nxt = fw->code_ram;
2472 			nxt += sizeof(fw->code_ram);
2473 			nxt += (ha->fw_memory_size - 0x100000 + 1);
2474 			goto copy_queue;
2475 		} else {
2476 			set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
2477 			ql_log(ql_log_warn, vha, 0xd010,
2478 			    "bigger hammer success?\n");
2479 		}
2480 	}
2481 
2482 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
2483 	    &nxt);
2484 	if (rval != QLA_SUCCESS)
2485 		goto qla83xx_fw_dump_failed_0;
2486 
2487 copy_queue:
2488 	nxt = qla2xxx_copy_queues(ha, nxt);
2489 
2490 	qla24xx_copy_eft(ha, nxt);
2491 
2492 	/* Chain entries -- started with MQ. */
2493 	nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain);
2494 	nxt_chain = qla25xx_copy_mqueues(ha, nxt_chain, &last_chain);
2495 	nxt_chain = qla2xxx_copy_atioqueues(ha, nxt_chain, &last_chain);
2496 	nxt_chain = qla25xx_copy_exlogin(ha, nxt_chain, &last_chain);
2497 	nxt_chain = qla81xx_copy_exchoffld(ha, nxt_chain, &last_chain);
2498 	if (last_chain) {
2499 		ha->fw_dump->version |= htonl(DUMP_CHAIN_VARIANT);
2500 		*last_chain |= htonl(DUMP_CHAIN_LAST);
2501 	}
2502 
2503 	/* Adjust valid length. */
2504 	ha->fw_dump_len = (nxt_chain - (void *)ha->fw_dump);
2505 
2506 qla83xx_fw_dump_failed_0:
2507 	qla2xxx_dump_post_process(base_vha, rval);
2508 
2509 qla83xx_fw_dump_failed:
2510 #ifndef __CHECKER__
2511 	if (!hardware_locked)
2512 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
2513 #else
2514 	;
2515 #endif
2516 }
2517 
2518 /****************************************************************************/
2519 /*                         Driver Debug Functions.                          */
2520 /****************************************************************************/
2521 
2522 static inline int
2523 ql_mask_match(uint level)
2524 {
2525 	return (level & ql2xextended_error_logging) == level;
2526 }
2527 
2528 /*
2529  * This function is for formatting and logging debug information.
2530  * It is to be used when vha is available. It formats the message
2531  * and logs it to the messages file.
2532  * parameters:
2533  * level: The level of the debug messages to be printed.
2534  *        If ql2xextended_error_logging value is correctly set,
2535  *        this message will appear in the messages file.
2536  * vha:   Pointer to the scsi_qla_host_t.
2537  * id:    This is a unique identifier for the level. It identifies the
2538  *        part of the code from where the message originated.
2539  * msg:   The message to be displayed.
2540  */
2541 void
2542 ql_dbg(uint level, scsi_qla_host_t *vha, uint id, const char *fmt, ...)
2543 {
2544 	va_list va;
2545 	struct va_format vaf;
2546 
2547 	if (!ql_mask_match(level))
2548 		return;
2549 
2550 	va_start(va, fmt);
2551 
2552 	vaf.fmt = fmt;
2553 	vaf.va = &va;
2554 
2555 	if (vha != NULL) {
2556 		const struct pci_dev *pdev = vha->hw->pdev;
2557 		/* <module-name> <pci-name> <msg-id>:<host> Message */
2558 		pr_warn("%s [%s]-%04x:%ld: %pV",
2559 			QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset,
2560 			vha->host_no, &vaf);
2561 	} else {
2562 		pr_warn("%s [%s]-%04x: : %pV",
2563 			QL_MSGHDR, "0000:00:00.0", id + ql_dbg_offset, &vaf);
2564 	}
2565 
2566 	va_end(va);
2567 
2568 }
2569 
2570 /*
2571  * This function is for formatting and logging debug information.
2572  * It is to be used when vha is not available and pci is available,
2573  * i.e., before host allocation. It formats the message and logs it
2574  * to the messages file.
2575  * parameters:
2576  * level: The level of the debug messages to be printed.
2577  *        If ql2xextended_error_logging value is correctly set,
2578  *        this message will appear in the messages file.
2579  * pdev:  Pointer to the struct pci_dev.
2580  * id:    This is a unique id for the level. It identifies the part
2581  *        of the code from where the message originated.
2582  * msg:   The message to be displayed.
2583  */
2584 void
2585 ql_dbg_pci(uint level, struct pci_dev *pdev, uint id, const char *fmt, ...)
2586 {
2587 	va_list va;
2588 	struct va_format vaf;
2589 
2590 	if (pdev == NULL)
2591 		return;
2592 	if (!ql_mask_match(level))
2593 		return;
2594 
2595 	va_start(va, fmt);
2596 
2597 	vaf.fmt = fmt;
2598 	vaf.va = &va;
2599 
2600 	/* <module-name> <dev-name>:<msg-id> Message */
2601 	pr_warn("%s [%s]-%04x: : %pV",
2602 		QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset, &vaf);
2603 
2604 	va_end(va);
2605 }
2606 
2607 /*
2608  * This function is for formatting and logging log messages.
2609  * It is to be used when vha is available. It formats the message
2610  * and logs it to the messages file. All the messages will be logged
2611  * irrespective of value of ql2xextended_error_logging.
2612  * parameters:
2613  * level: The level of the log messages to be printed in the
2614  *        messages file.
2615  * vha:   Pointer to the scsi_qla_host_t
2616  * id:    This is a unique id for the level. It identifies the
2617  *        part of the code from where the message originated.
2618  * msg:   The message to be displayed.
2619  */
2620 void
2621 ql_log(uint level, scsi_qla_host_t *vha, uint id, const char *fmt, ...)
2622 {
2623 	va_list va;
2624 	struct va_format vaf;
2625 	char pbuf[128];
2626 
2627 	if (level > ql_errlev)
2628 		return;
2629 
2630 	if (vha != NULL) {
2631 		const struct pci_dev *pdev = vha->hw->pdev;
2632 		/* <module-name> <msg-id>:<host> Message */
2633 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x:%ld: ",
2634 			QL_MSGHDR, dev_name(&(pdev->dev)), id, vha->host_no);
2635 	} else {
2636 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2637 			QL_MSGHDR, "0000:00:00.0", id);
2638 	}
2639 	pbuf[sizeof(pbuf) - 1] = 0;
2640 
2641 	va_start(va, fmt);
2642 
2643 	vaf.fmt = fmt;
2644 	vaf.va = &va;
2645 
2646 	switch (level) {
2647 	case ql_log_fatal: /* FATAL LOG */
2648 		pr_crit("%s%pV", pbuf, &vaf);
2649 		break;
2650 	case ql_log_warn:
2651 		pr_err("%s%pV", pbuf, &vaf);
2652 		break;
2653 	case ql_log_info:
2654 		pr_warn("%s%pV", pbuf, &vaf);
2655 		break;
2656 	default:
2657 		pr_info("%s%pV", pbuf, &vaf);
2658 		break;
2659 	}
2660 
2661 	va_end(va);
2662 }
2663 
2664 /*
2665  * This function is for formatting and logging log messages.
2666  * It is to be used when vha is not available and pci is available,
2667  * i.e., before host allocation. It formats the message and logs
2668  * it to the messages file. All the messages are logged irrespective
2669  * of the value of ql2xextended_error_logging.
2670  * parameters:
2671  * level: The level of the log messages to be printed in the
2672  *        messages file.
2673  * pdev:  Pointer to the struct pci_dev.
2674  * id:    This is a unique id for the level. It identifies the
2675  *        part of the code from where the message originated.
2676  * msg:   The message to be displayed.
2677  */
2678 void
2679 ql_log_pci(uint level, struct pci_dev *pdev, uint id, const char *fmt, ...)
2680 {
2681 	va_list va;
2682 	struct va_format vaf;
2683 	char pbuf[128];
2684 
2685 	if (pdev == NULL)
2686 		return;
2687 	if (level > ql_errlev)
2688 		return;
2689 
2690 	/* <module-name> <dev-name>:<msg-id> Message */
2691 	snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2692 		 QL_MSGHDR, dev_name(&(pdev->dev)), id);
2693 	pbuf[sizeof(pbuf) - 1] = 0;
2694 
2695 	va_start(va, fmt);
2696 
2697 	vaf.fmt = fmt;
2698 	vaf.va = &va;
2699 
2700 	switch (level) {
2701 	case ql_log_fatal: /* FATAL LOG */
2702 		pr_crit("%s%pV", pbuf, &vaf);
2703 		break;
2704 	case ql_log_warn:
2705 		pr_err("%s%pV", pbuf, &vaf);
2706 		break;
2707 	case ql_log_info:
2708 		pr_warn("%s%pV", pbuf, &vaf);
2709 		break;
2710 	default:
2711 		pr_info("%s%pV", pbuf, &vaf);
2712 		break;
2713 	}
2714 
2715 	va_end(va);
2716 }
2717 
2718 void
2719 ql_dump_regs(uint level, scsi_qla_host_t *vha, uint id)
2720 {
2721 	int i;
2722 	struct qla_hw_data *ha = vha->hw;
2723 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2724 	struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
2725 	struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
2726 	uint16_t __iomem *mbx_reg;
2727 
2728 	if (!ql_mask_match(level))
2729 		return;
2730 
2731 	if (IS_P3P_TYPE(ha))
2732 		mbx_reg = &reg82->mailbox_in[0];
2733 	else if (IS_FWI2_CAPABLE(ha))
2734 		mbx_reg = &reg24->mailbox0;
2735 	else
2736 		mbx_reg = MAILBOX_REG(ha, reg, 0);
2737 
2738 	ql_dbg(level, vha, id, "Mailbox registers:\n");
2739 	for (i = 0; i < 6; i++, mbx_reg++)
2740 		ql_dbg(level, vha, id,
2741 		    "mbox[%d] %#04x\n", i, RD_REG_WORD(mbx_reg));
2742 }
2743 
2744 
2745 void
2746 ql_dump_buffer(uint level, scsi_qla_host_t *vha, uint id, const void *buf,
2747 	       uint size)
2748 {
2749 	uint cnt;
2750 
2751 	if (!ql_mask_match(level))
2752 		return;
2753 
2754 	ql_dbg(level, vha, id,
2755 	    "%-+5d  0  1  2  3  4  5  6  7  8  9  A  B  C  D  E  F\n", size);
2756 	ql_dbg(level, vha, id,
2757 	    "----- -----------------------------------------------\n");
2758 	for (cnt = 0; cnt < size; cnt += 16) {
2759 		ql_dbg(level, vha, id, "%04x: ", cnt);
2760 		print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16, 1,
2761 			       buf + cnt, min(16U, size - cnt), false);
2762 	}
2763 }
2764 
2765 /*
2766  * This function is for formatting and logging log messages.
2767  * It is to be used when vha is available. It formats the message
2768  * and logs it to the messages file. All the messages will be logged
2769  * irrespective of value of ql2xextended_error_logging.
2770  * parameters:
2771  * level: The level of the log messages to be printed in the
2772  *        messages file.
2773  * vha:   Pointer to the scsi_qla_host_t
2774  * id:    This is a unique id for the level. It identifies the
2775  *        part of the code from where the message originated.
2776  * msg:   The message to be displayed.
2777  */
2778 void
2779 ql_log_qp(uint32_t level, struct qla_qpair *qpair, int32_t id,
2780     const char *fmt, ...)
2781 {
2782 	va_list va;
2783 	struct va_format vaf;
2784 	char pbuf[128];
2785 
2786 	if (level > ql_errlev)
2787 		return;
2788 
2789 	if (qpair != NULL) {
2790 		const struct pci_dev *pdev = qpair->pdev;
2791 		/* <module-name> <msg-id>:<host> Message */
2792 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: ",
2793 			QL_MSGHDR, dev_name(&(pdev->dev)), id);
2794 	} else {
2795 		snprintf(pbuf, sizeof(pbuf), "%s [%s]-%04x: : ",
2796 			QL_MSGHDR, "0000:00:00.0", id);
2797 	}
2798 	pbuf[sizeof(pbuf) - 1] = 0;
2799 
2800 	va_start(va, fmt);
2801 
2802 	vaf.fmt = fmt;
2803 	vaf.va = &va;
2804 
2805 	switch (level) {
2806 	case ql_log_fatal: /* FATAL LOG */
2807 		pr_crit("%s%pV", pbuf, &vaf);
2808 		break;
2809 	case ql_log_warn:
2810 		pr_err("%s%pV", pbuf, &vaf);
2811 		break;
2812 	case ql_log_info:
2813 		pr_warn("%s%pV", pbuf, &vaf);
2814 		break;
2815 	default:
2816 		pr_info("%s%pV", pbuf, &vaf);
2817 		break;
2818 	}
2819 
2820 	va_end(va);
2821 }
2822 
2823 /*
2824  * This function is for formatting and logging debug information.
2825  * It is to be used when vha is available. It formats the message
2826  * and logs it to the messages file.
2827  * parameters:
2828  * level: The level of the debug messages to be printed.
2829  *        If ql2xextended_error_logging value is correctly set,
2830  *        this message will appear in the messages file.
2831  * vha:   Pointer to the scsi_qla_host_t.
2832  * id:    This is a unique identifier for the level. It identifies the
2833  *        part of the code from where the message originated.
2834  * msg:   The message to be displayed.
2835  */
2836 void
2837 ql_dbg_qp(uint32_t level, struct qla_qpair *qpair, int32_t id,
2838     const char *fmt, ...)
2839 {
2840 	va_list va;
2841 	struct va_format vaf;
2842 
2843 	if (!ql_mask_match(level))
2844 		return;
2845 
2846 	va_start(va, fmt);
2847 
2848 	vaf.fmt = fmt;
2849 	vaf.va = &va;
2850 
2851 	if (qpair != NULL) {
2852 		const struct pci_dev *pdev = qpair->pdev;
2853 		/* <module-name> <pci-name> <msg-id>:<host> Message */
2854 		pr_warn("%s [%s]-%04x: %pV",
2855 		    QL_MSGHDR, dev_name(&(pdev->dev)), id + ql_dbg_offset,
2856 		    &vaf);
2857 	} else {
2858 		pr_warn("%s [%s]-%04x: : %pV",
2859 			QL_MSGHDR, "0000:00:00.0", id + ql_dbg_offset, &vaf);
2860 	}
2861 
2862 	va_end(va);
2863 
2864 }
2865