xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_dbg.c (revision e8e0929d)
1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2008 QLogic Corporation
4  *
5  * See LICENSE.qla2xxx for copyright and licensing details.
6  */
7 #include "qla_def.h"
8 
9 #include <linux/delay.h>
10 
11 static inline void
12 qla2xxx_prep_dump(struct qla_hw_data *ha, struct qla2xxx_fw_dump *fw_dump)
13 {
14 	fw_dump->fw_major_version = htonl(ha->fw_major_version);
15 	fw_dump->fw_minor_version = htonl(ha->fw_minor_version);
16 	fw_dump->fw_subminor_version = htonl(ha->fw_subminor_version);
17 	fw_dump->fw_attributes = htonl(ha->fw_attributes);
18 
19 	fw_dump->vendor = htonl(ha->pdev->vendor);
20 	fw_dump->device = htonl(ha->pdev->device);
21 	fw_dump->subsystem_vendor = htonl(ha->pdev->subsystem_vendor);
22 	fw_dump->subsystem_device = htonl(ha->pdev->subsystem_device);
23 }
24 
25 static inline void *
26 qla2xxx_copy_queues(struct qla_hw_data *ha, void *ptr)
27 {
28 	struct req_que *req = ha->req_q_map[0];
29 	struct rsp_que *rsp = ha->rsp_q_map[0];
30 	/* Request queue. */
31 	memcpy(ptr, req->ring, req->length *
32 	    sizeof(request_t));
33 
34 	/* Response queue. */
35 	ptr += req->length * sizeof(request_t);
36 	memcpy(ptr, rsp->ring, rsp->length  *
37 	    sizeof(response_t));
38 
39 	return ptr + (rsp->length * sizeof(response_t));
40 }
41 
42 static int
43 qla24xx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint32_t *ram,
44     uint32_t ram_dwords, void **nxt)
45 {
46 	int rval;
47 	uint32_t cnt, stat, timer, dwords, idx;
48 	uint16_t mb0;
49 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
50 	dma_addr_t dump_dma = ha->gid_list_dma;
51 	uint32_t *dump = (uint32_t *)ha->gid_list;
52 
53 	rval = QLA_SUCCESS;
54 	mb0 = 0;
55 
56 	WRT_REG_WORD(&reg->mailbox0, MBC_DUMP_RISC_RAM_EXTENDED);
57 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
58 
59 	dwords = GID_LIST_SIZE / 4;
60 	for (cnt = 0; cnt < ram_dwords && rval == QLA_SUCCESS;
61 	    cnt += dwords, addr += dwords) {
62 		if (cnt + dwords > ram_dwords)
63 			dwords = ram_dwords - cnt;
64 
65 		WRT_REG_WORD(&reg->mailbox1, LSW(addr));
66 		WRT_REG_WORD(&reg->mailbox8, MSW(addr));
67 
68 		WRT_REG_WORD(&reg->mailbox2, MSW(dump_dma));
69 		WRT_REG_WORD(&reg->mailbox3, LSW(dump_dma));
70 		WRT_REG_WORD(&reg->mailbox6, MSW(MSD(dump_dma)));
71 		WRT_REG_WORD(&reg->mailbox7, LSW(MSD(dump_dma)));
72 
73 		WRT_REG_WORD(&reg->mailbox4, MSW(dwords));
74 		WRT_REG_WORD(&reg->mailbox5, LSW(dwords));
75 		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
76 
77 		for (timer = 6000000; timer; timer--) {
78 			/* Check for pending interrupts. */
79 			stat = RD_REG_DWORD(&reg->host_status);
80 			if (stat & HSRX_RISC_INT) {
81 				stat &= 0xff;
82 
83 				if (stat == 0x1 || stat == 0x2 ||
84 				    stat == 0x10 || stat == 0x11) {
85 					set_bit(MBX_INTERRUPT,
86 					    &ha->mbx_cmd_flags);
87 
88 					mb0 = RD_REG_WORD(&reg->mailbox0);
89 
90 					WRT_REG_DWORD(&reg->hccr,
91 					    HCCRX_CLR_RISC_INT);
92 					RD_REG_DWORD(&reg->hccr);
93 					break;
94 				}
95 
96 				/* Clear this intr; it wasn't a mailbox intr */
97 				WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
98 				RD_REG_DWORD(&reg->hccr);
99 			}
100 			udelay(5);
101 		}
102 
103 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
104 			rval = mb0 & MBS_MASK;
105 			for (idx = 0; idx < dwords; idx++)
106 				ram[cnt + idx] = swab32(dump[idx]);
107 		} else {
108 			rval = QLA_FUNCTION_FAILED;
109 		}
110 	}
111 
112 	*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
113 	return rval;
114 }
115 
116 static int
117 qla24xx_dump_memory(struct qla_hw_data *ha, uint32_t *code_ram,
118     uint32_t cram_size, void **nxt)
119 {
120 	int rval;
121 
122 	/* Code RAM. */
123 	rval = qla24xx_dump_ram(ha, 0x20000, code_ram, cram_size / 4, nxt);
124 	if (rval != QLA_SUCCESS)
125 		return rval;
126 
127 	/* External Memory. */
128 	return qla24xx_dump_ram(ha, 0x100000, *nxt,
129 	    ha->fw_memory_size - 0x100000 + 1, nxt);
130 }
131 
132 static uint32_t *
133 qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase,
134     uint32_t count, uint32_t *buf)
135 {
136 	uint32_t __iomem *dmp_reg;
137 
138 	WRT_REG_DWORD(&reg->iobase_addr, iobase);
139 	dmp_reg = &reg->iobase_window;
140 	while (count--)
141 		*buf++ = htonl(RD_REG_DWORD(dmp_reg++));
142 
143 	return buf;
144 }
145 
146 static inline int
147 qla24xx_pause_risc(struct device_reg_24xx __iomem *reg)
148 {
149 	int rval = QLA_SUCCESS;
150 	uint32_t cnt;
151 
152 	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_PAUSE);
153 	for (cnt = 30000;
154 	    ((RD_REG_DWORD(&reg->host_status) & HSRX_RISC_PAUSED) == 0) &&
155 	    rval == QLA_SUCCESS; cnt--) {
156 		if (cnt)
157 			udelay(100);
158 		else
159 			rval = QLA_FUNCTION_TIMEOUT;
160 	}
161 
162 	return rval;
163 }
164 
165 static int
166 qla24xx_soft_reset(struct qla_hw_data *ha)
167 {
168 	int rval = QLA_SUCCESS;
169 	uint32_t cnt;
170 	uint16_t mb0, wd;
171 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
172 
173 	/* Reset RISC. */
174 	WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
175 	for (cnt = 0; cnt < 30000; cnt++) {
176 		if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
177 			break;
178 
179 		udelay(10);
180 	}
181 
182 	WRT_REG_DWORD(&reg->ctrl_status,
183 	    CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
184 	pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
185 
186 	udelay(100);
187 	/* Wait for firmware to complete NVRAM accesses. */
188 	mb0 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
189 	for (cnt = 10000 ; cnt && mb0; cnt--) {
190 		udelay(5);
191 		mb0 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
192 		barrier();
193 	}
194 
195 	/* Wait for soft-reset to complete. */
196 	for (cnt = 0; cnt < 30000; cnt++) {
197 		if ((RD_REG_DWORD(&reg->ctrl_status) &
198 		    CSRX_ISP_SOFT_RESET) == 0)
199 			break;
200 
201 		udelay(10);
202 	}
203 	WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
204 	RD_REG_DWORD(&reg->hccr);             /* PCI Posting. */
205 
206 	for (cnt = 30000; RD_REG_WORD(&reg->mailbox0) != 0 &&
207 	    rval == QLA_SUCCESS; cnt--) {
208 		if (cnt)
209 			udelay(100);
210 		else
211 			rval = QLA_FUNCTION_TIMEOUT;
212 	}
213 
214 	return rval;
215 }
216 
217 static int
218 qla2xxx_dump_ram(struct qla_hw_data *ha, uint32_t addr, uint16_t *ram,
219     uint32_t ram_words, void **nxt)
220 {
221 	int rval;
222 	uint32_t cnt, stat, timer, words, idx;
223 	uint16_t mb0;
224 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
225 	dma_addr_t dump_dma = ha->gid_list_dma;
226 	uint16_t *dump = (uint16_t *)ha->gid_list;
227 
228 	rval = QLA_SUCCESS;
229 	mb0 = 0;
230 
231 	WRT_MAILBOX_REG(ha, reg, 0, MBC_DUMP_RISC_RAM_EXTENDED);
232 	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
233 
234 	words = GID_LIST_SIZE / 2;
235 	for (cnt = 0; cnt < ram_words && rval == QLA_SUCCESS;
236 	    cnt += words, addr += words) {
237 		if (cnt + words > ram_words)
238 			words = ram_words - cnt;
239 
240 		WRT_MAILBOX_REG(ha, reg, 1, LSW(addr));
241 		WRT_MAILBOX_REG(ha, reg, 8, MSW(addr));
242 
243 		WRT_MAILBOX_REG(ha, reg, 2, MSW(dump_dma));
244 		WRT_MAILBOX_REG(ha, reg, 3, LSW(dump_dma));
245 		WRT_MAILBOX_REG(ha, reg, 6, MSW(MSD(dump_dma)));
246 		WRT_MAILBOX_REG(ha, reg, 7, LSW(MSD(dump_dma)));
247 
248 		WRT_MAILBOX_REG(ha, reg, 4, words);
249 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
250 
251 		for (timer = 6000000; timer; timer--) {
252 			/* Check for pending interrupts. */
253 			stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
254 			if (stat & HSR_RISC_INT) {
255 				stat &= 0xff;
256 
257 				if (stat == 0x1 || stat == 0x2) {
258 					set_bit(MBX_INTERRUPT,
259 					    &ha->mbx_cmd_flags);
260 
261 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
262 
263 					/* Release mailbox registers. */
264 					WRT_REG_WORD(&reg->semaphore, 0);
265 					WRT_REG_WORD(&reg->hccr,
266 					    HCCR_CLR_RISC_INT);
267 					RD_REG_WORD(&reg->hccr);
268 					break;
269 				} else if (stat == 0x10 || stat == 0x11) {
270 					set_bit(MBX_INTERRUPT,
271 					    &ha->mbx_cmd_flags);
272 
273 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
274 
275 					WRT_REG_WORD(&reg->hccr,
276 					    HCCR_CLR_RISC_INT);
277 					RD_REG_WORD(&reg->hccr);
278 					break;
279 				}
280 
281 				/* clear this intr; it wasn't a mailbox intr */
282 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
283 				RD_REG_WORD(&reg->hccr);
284 			}
285 			udelay(5);
286 		}
287 
288 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
289 			rval = mb0 & MBS_MASK;
290 			for (idx = 0; idx < words; idx++)
291 				ram[cnt + idx] = swab16(dump[idx]);
292 		} else {
293 			rval = QLA_FUNCTION_FAILED;
294 		}
295 	}
296 
297 	*nxt = rval == QLA_SUCCESS ? &ram[cnt]: NULL;
298 	return rval;
299 }
300 
301 static inline void
302 qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count,
303     uint16_t *buf)
304 {
305 	uint16_t __iomem *dmp_reg = &reg->u.isp2300.fb_cmd;
306 
307 	while (count--)
308 		*buf++ = htons(RD_REG_WORD(dmp_reg++));
309 }
310 
311 static inline void *
312 qla24xx_copy_eft(struct qla_hw_data *ha, void *ptr)
313 {
314 	if (!ha->eft)
315 		return ptr;
316 
317 	memcpy(ptr, ha->eft, ntohl(ha->fw_dump->eft_size));
318 	return ptr + ntohl(ha->fw_dump->eft_size);
319 }
320 
321 static inline void *
322 qla25xx_copy_fce(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
323 {
324 	uint32_t cnt;
325 	uint32_t *iter_reg;
326 	struct qla2xxx_fce_chain *fcec = ptr;
327 
328 	if (!ha->fce)
329 		return ptr;
330 
331 	*last_chain = &fcec->type;
332 	fcec->type = __constant_htonl(DUMP_CHAIN_FCE);
333 	fcec->chain_size = htonl(sizeof(struct qla2xxx_fce_chain) +
334 	    fce_calc_size(ha->fce_bufs));
335 	fcec->size = htonl(fce_calc_size(ha->fce_bufs));
336 	fcec->addr_l = htonl(LSD(ha->fce_dma));
337 	fcec->addr_h = htonl(MSD(ha->fce_dma));
338 
339 	iter_reg = fcec->eregs;
340 	for (cnt = 0; cnt < 8; cnt++)
341 		*iter_reg++ = htonl(ha->fce_mb[cnt]);
342 
343 	memcpy(iter_reg, ha->fce, ntohl(fcec->size));
344 
345 	return iter_reg;
346 }
347 
348 static inline void *
349 qla25xx_copy_mq(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
350 {
351 	uint32_t cnt, que_idx;
352 	uint8_t que_cnt;
353 	struct qla2xxx_mq_chain *mq = ptr;
354 	struct device_reg_25xxmq __iomem *reg;
355 
356 	if (!ha->mqenable)
357 		return ptr;
358 
359 	mq = ptr;
360 	*last_chain = &mq->type;
361 	mq->type = __constant_htonl(DUMP_CHAIN_MQ);
362 	mq->chain_size = __constant_htonl(sizeof(struct qla2xxx_mq_chain));
363 
364 	que_cnt = ha->max_req_queues > ha->max_rsp_queues ?
365 		ha->max_req_queues : ha->max_rsp_queues;
366 	mq->count = htonl(que_cnt);
367 	for (cnt = 0; cnt < que_cnt; cnt++) {
368 		reg = (struct device_reg_25xxmq *) ((void *)
369 			ha->mqiobase + cnt * QLA_QUE_PAGE);
370 		que_idx = cnt * 4;
371 		mq->qregs[que_idx] = htonl(RD_REG_DWORD(&reg->req_q_in));
372 		mq->qregs[que_idx+1] = htonl(RD_REG_DWORD(&reg->req_q_out));
373 		mq->qregs[que_idx+2] = htonl(RD_REG_DWORD(&reg->rsp_q_in));
374 		mq->qregs[que_idx+3] = htonl(RD_REG_DWORD(&reg->rsp_q_out));
375 	}
376 
377 	return ptr + sizeof(struct qla2xxx_mq_chain);
378 }
379 
380 /**
381  * qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
382  * @ha: HA context
383  * @hardware_locked: Called with the hardware_lock
384  */
385 void
386 qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
387 {
388 	int		rval;
389 	uint32_t	cnt;
390 	struct qla_hw_data *ha = vha->hw;
391 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
392 	uint16_t __iomem *dmp_reg;
393 	unsigned long	flags;
394 	struct qla2300_fw_dump	*fw;
395 	void		*nxt;
396 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
397 
398 	flags = 0;
399 
400 	if (!hardware_locked)
401 		spin_lock_irqsave(&ha->hardware_lock, flags);
402 
403 	if (!ha->fw_dump) {
404 		qla_printk(KERN_WARNING, ha,
405 		    "No buffer available for dump!!!\n");
406 		goto qla2300_fw_dump_failed;
407 	}
408 
409 	if (ha->fw_dumped) {
410 		qla_printk(KERN_WARNING, ha,
411 		    "Firmware has been previously dumped (%p) -- ignoring "
412 		    "request...\n", ha->fw_dump);
413 		goto qla2300_fw_dump_failed;
414 	}
415 	fw = &ha->fw_dump->isp.isp23;
416 	qla2xxx_prep_dump(ha, ha->fw_dump);
417 
418 	rval = QLA_SUCCESS;
419 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
420 
421 	/* Pause RISC. */
422 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
423 	if (IS_QLA2300(ha)) {
424 		for (cnt = 30000;
425 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
426 			rval == QLA_SUCCESS; cnt--) {
427 			if (cnt)
428 				udelay(100);
429 			else
430 				rval = QLA_FUNCTION_TIMEOUT;
431 		}
432 	} else {
433 		RD_REG_WORD(&reg->hccr);		/* PCI Posting. */
434 		udelay(10);
435 	}
436 
437 	if (rval == QLA_SUCCESS) {
438 		dmp_reg = &reg->flash_address;
439 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
440 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
441 
442 		dmp_reg = &reg->u.isp2300.req_q_in;
443 		for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2; cnt++)
444 			fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
445 
446 		dmp_reg = &reg->u.isp2300.mailbox0;
447 		for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
448 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
449 
450 		WRT_REG_WORD(&reg->ctrl_status, 0x40);
451 		qla2xxx_read_window(reg, 32, fw->resp_dma_reg);
452 
453 		WRT_REG_WORD(&reg->ctrl_status, 0x50);
454 		qla2xxx_read_window(reg, 48, fw->dma_reg);
455 
456 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
457 		dmp_reg = &reg->risc_hw;
458 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
459 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
460 
461 		WRT_REG_WORD(&reg->pcr, 0x2000);
462 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
463 
464 		WRT_REG_WORD(&reg->pcr, 0x2200);
465 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
466 
467 		WRT_REG_WORD(&reg->pcr, 0x2400);
468 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
469 
470 		WRT_REG_WORD(&reg->pcr, 0x2600);
471 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
472 
473 		WRT_REG_WORD(&reg->pcr, 0x2800);
474 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
475 
476 		WRT_REG_WORD(&reg->pcr, 0x2A00);
477 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
478 
479 		WRT_REG_WORD(&reg->pcr, 0x2C00);
480 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
481 
482 		WRT_REG_WORD(&reg->pcr, 0x2E00);
483 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
484 
485 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
486 		qla2xxx_read_window(reg, 64, fw->frame_buf_hdw_reg);
487 
488 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
489 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
490 
491 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
492 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
493 
494 		/* Reset RISC. */
495 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
496 		for (cnt = 0; cnt < 30000; cnt++) {
497 			if ((RD_REG_WORD(&reg->ctrl_status) &
498 			    CSR_ISP_SOFT_RESET) == 0)
499 				break;
500 
501 			udelay(10);
502 		}
503 	}
504 
505 	if (!IS_QLA2300(ha)) {
506 		for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
507 		    rval == QLA_SUCCESS; cnt--) {
508 			if (cnt)
509 				udelay(100);
510 			else
511 				rval = QLA_FUNCTION_TIMEOUT;
512 		}
513 	}
514 
515 	/* Get RISC SRAM. */
516 	if (rval == QLA_SUCCESS)
517 		rval = qla2xxx_dump_ram(ha, 0x800, fw->risc_ram,
518 		    sizeof(fw->risc_ram) / 2, &nxt);
519 
520 	/* Get stack SRAM. */
521 	if (rval == QLA_SUCCESS)
522 		rval = qla2xxx_dump_ram(ha, 0x10000, fw->stack_ram,
523 		    sizeof(fw->stack_ram) / 2, &nxt);
524 
525 	/* Get data SRAM. */
526 	if (rval == QLA_SUCCESS)
527 		rval = qla2xxx_dump_ram(ha, 0x11000, fw->data_ram,
528 		    ha->fw_memory_size - 0x11000 + 1, &nxt);
529 
530 	if (rval == QLA_SUCCESS)
531 		qla2xxx_copy_queues(ha, nxt);
532 
533 	if (rval != QLA_SUCCESS) {
534 		qla_printk(KERN_WARNING, ha,
535 		    "Failed to dump firmware (%x)!!!\n", rval);
536 		ha->fw_dumped = 0;
537 
538 	} else {
539 		qla_printk(KERN_INFO, ha,
540 		    "Firmware dump saved to temp buffer (%ld/%p).\n",
541 		    base_vha->host_no, ha->fw_dump);
542 		ha->fw_dumped = 1;
543 	}
544 
545 qla2300_fw_dump_failed:
546 	if (!hardware_locked)
547 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
548 }
549 
550 /**
551  * qla2100_fw_dump() - Dumps binary data from the 2100/2200 firmware.
552  * @ha: HA context
553  * @hardware_locked: Called with the hardware_lock
554  */
555 void
556 qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
557 {
558 	int		rval;
559 	uint32_t	cnt, timer;
560 	uint16_t	risc_address;
561 	uint16_t	mb0, mb2;
562 	struct qla_hw_data *ha = vha->hw;
563 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
564 	uint16_t __iomem *dmp_reg;
565 	unsigned long	flags;
566 	struct qla2100_fw_dump	*fw;
567 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
568 
569 	risc_address = 0;
570 	mb0 = mb2 = 0;
571 	flags = 0;
572 
573 	if (!hardware_locked)
574 		spin_lock_irqsave(&ha->hardware_lock, flags);
575 
576 	if (!ha->fw_dump) {
577 		qla_printk(KERN_WARNING, ha,
578 		    "No buffer available for dump!!!\n");
579 		goto qla2100_fw_dump_failed;
580 	}
581 
582 	if (ha->fw_dumped) {
583 		qla_printk(KERN_WARNING, ha,
584 		    "Firmware has been previously dumped (%p) -- ignoring "
585 		    "request...\n", ha->fw_dump);
586 		goto qla2100_fw_dump_failed;
587 	}
588 	fw = &ha->fw_dump->isp.isp21;
589 	qla2xxx_prep_dump(ha, ha->fw_dump);
590 
591 	rval = QLA_SUCCESS;
592 	fw->hccr = htons(RD_REG_WORD(&reg->hccr));
593 
594 	/* Pause RISC. */
595 	WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
596 	for (cnt = 30000; (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
597 	    rval == QLA_SUCCESS; cnt--) {
598 		if (cnt)
599 			udelay(100);
600 		else
601 			rval = QLA_FUNCTION_TIMEOUT;
602 	}
603 	if (rval == QLA_SUCCESS) {
604 		dmp_reg = &reg->flash_address;
605 		for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
606 			fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
607 
608 		dmp_reg = &reg->u.isp2100.mailbox0;
609 		for (cnt = 0; cnt < ha->mbx_count; cnt++) {
610 			if (cnt == 8)
611 				dmp_reg = &reg->u_end.isp2200.mailbox8;
612 
613 			fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
614 		}
615 
616 		dmp_reg = &reg->u.isp2100.unused_2[0];
617 		for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++)
618 			fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
619 
620 		WRT_REG_WORD(&reg->ctrl_status, 0x00);
621 		dmp_reg = &reg->risc_hw;
622 		for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
623 			fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
624 
625 		WRT_REG_WORD(&reg->pcr, 0x2000);
626 		qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
627 
628 		WRT_REG_WORD(&reg->pcr, 0x2100);
629 		qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
630 
631 		WRT_REG_WORD(&reg->pcr, 0x2200);
632 		qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
633 
634 		WRT_REG_WORD(&reg->pcr, 0x2300);
635 		qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
636 
637 		WRT_REG_WORD(&reg->pcr, 0x2400);
638 		qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
639 
640 		WRT_REG_WORD(&reg->pcr, 0x2500);
641 		qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
642 
643 		WRT_REG_WORD(&reg->pcr, 0x2600);
644 		qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
645 
646 		WRT_REG_WORD(&reg->pcr, 0x2700);
647 		qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
648 
649 		WRT_REG_WORD(&reg->ctrl_status, 0x10);
650 		qla2xxx_read_window(reg, 16, fw->frame_buf_hdw_reg);
651 
652 		WRT_REG_WORD(&reg->ctrl_status, 0x20);
653 		qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
654 
655 		WRT_REG_WORD(&reg->ctrl_status, 0x30);
656 		qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
657 
658 		/* Reset the ISP. */
659 		WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
660 	}
661 
662 	for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
663 	    rval == QLA_SUCCESS; cnt--) {
664 		if (cnt)
665 			udelay(100);
666 		else
667 			rval = QLA_FUNCTION_TIMEOUT;
668 	}
669 
670 	/* Pause RISC. */
671 	if (rval == QLA_SUCCESS && (IS_QLA2200(ha) || (IS_QLA2100(ha) &&
672 	    (RD_REG_WORD(&reg->mctr) & (BIT_1 | BIT_0)) != 0))) {
673 
674 		WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
675 		for (cnt = 30000;
676 		    (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
677 		    rval == QLA_SUCCESS; cnt--) {
678 			if (cnt)
679 				udelay(100);
680 			else
681 				rval = QLA_FUNCTION_TIMEOUT;
682 		}
683 		if (rval == QLA_SUCCESS) {
684 			/* Set memory configuration and timing. */
685 			if (IS_QLA2100(ha))
686 				WRT_REG_WORD(&reg->mctr, 0xf1);
687 			else
688 				WRT_REG_WORD(&reg->mctr, 0xf2);
689 			RD_REG_WORD(&reg->mctr);	/* PCI Posting. */
690 
691 			/* Release RISC. */
692 			WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
693 		}
694 	}
695 
696 	if (rval == QLA_SUCCESS) {
697 		/* Get RISC SRAM. */
698 		risc_address = 0x1000;
699  		WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
700 		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
701 	}
702 	for (cnt = 0; cnt < sizeof(fw->risc_ram) / 2 && rval == QLA_SUCCESS;
703 	    cnt++, risc_address++) {
704  		WRT_MAILBOX_REG(ha, reg, 1, risc_address);
705 		WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
706 
707 		for (timer = 6000000; timer != 0; timer--) {
708 			/* Check for pending interrupts. */
709 			if (RD_REG_WORD(&reg->istatus) & ISR_RISC_INT) {
710 				if (RD_REG_WORD(&reg->semaphore) & BIT_0) {
711 					set_bit(MBX_INTERRUPT,
712 					    &ha->mbx_cmd_flags);
713 
714 					mb0 = RD_MAILBOX_REG(ha, reg, 0);
715 					mb2 = RD_MAILBOX_REG(ha, reg, 2);
716 
717 					WRT_REG_WORD(&reg->semaphore, 0);
718 					WRT_REG_WORD(&reg->hccr,
719 					    HCCR_CLR_RISC_INT);
720 					RD_REG_WORD(&reg->hccr);
721 					break;
722 				}
723 				WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
724 				RD_REG_WORD(&reg->hccr);
725 			}
726 			udelay(5);
727 		}
728 
729 		if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
730 			rval = mb0 & MBS_MASK;
731 			fw->risc_ram[cnt] = htons(mb2);
732 		} else {
733 			rval = QLA_FUNCTION_FAILED;
734 		}
735 	}
736 
737 	if (rval == QLA_SUCCESS)
738 		qla2xxx_copy_queues(ha, &fw->risc_ram[cnt]);
739 
740 	if (rval != QLA_SUCCESS) {
741 		qla_printk(KERN_WARNING, ha,
742 		    "Failed to dump firmware (%x)!!!\n", rval);
743 		ha->fw_dumped = 0;
744 
745 	} else {
746 		qla_printk(KERN_INFO, ha,
747 		    "Firmware dump saved to temp buffer (%ld/%p).\n",
748 		    base_vha->host_no, ha->fw_dump);
749 		ha->fw_dumped = 1;
750 	}
751 
752 qla2100_fw_dump_failed:
753 	if (!hardware_locked)
754 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
755 }
756 
757 void
758 qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
759 {
760 	int		rval;
761 	uint32_t	cnt;
762 	uint32_t	risc_address;
763 	struct qla_hw_data *ha = vha->hw;
764 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
765 	uint32_t __iomem *dmp_reg;
766 	uint32_t	*iter_reg;
767 	uint16_t __iomem *mbx_reg;
768 	unsigned long	flags;
769 	struct qla24xx_fw_dump *fw;
770 	uint32_t	ext_mem_cnt;
771 	void		*nxt;
772 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
773 
774 	risc_address = ext_mem_cnt = 0;
775 	flags = 0;
776 
777 	if (!hardware_locked)
778 		spin_lock_irqsave(&ha->hardware_lock, flags);
779 
780 	if (!ha->fw_dump) {
781 		qla_printk(KERN_WARNING, ha,
782 		    "No buffer available for dump!!!\n");
783 		goto qla24xx_fw_dump_failed;
784 	}
785 
786 	if (ha->fw_dumped) {
787 		qla_printk(KERN_WARNING, ha,
788 		    "Firmware has been previously dumped (%p) -- ignoring "
789 		    "request...\n", ha->fw_dump);
790 		goto qla24xx_fw_dump_failed;
791 	}
792 	fw = &ha->fw_dump->isp.isp24;
793 	qla2xxx_prep_dump(ha, ha->fw_dump);
794 
795 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
796 
797 	/* Pause RISC. */
798 	rval = qla24xx_pause_risc(reg);
799 	if (rval != QLA_SUCCESS)
800 		goto qla24xx_fw_dump_failed_0;
801 
802 	/* Host interface registers. */
803 	dmp_reg = &reg->flash_addr;
804 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
805 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
806 
807 	/* Disable interrupts. */
808 	WRT_REG_DWORD(&reg->ictrl, 0);
809 	RD_REG_DWORD(&reg->ictrl);
810 
811 	/* Shadow registers. */
812 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
813 	RD_REG_DWORD(&reg->iobase_addr);
814 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
815 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
816 
817 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
818 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
819 
820 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
821 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
822 
823 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
824 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
825 
826 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
827 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
828 
829 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
830 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
831 
832 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
833 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
834 
835 	/* Mailbox registers. */
836 	mbx_reg = &reg->mailbox0;
837 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
838 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
839 
840 	/* Transfer sequence registers. */
841 	iter_reg = fw->xseq_gp_reg;
842 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
843 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
844 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
845 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
846 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
847 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
848 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
849 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
850 
851 	qla24xx_read_window(reg, 0xBFE0, 16, fw->xseq_0_reg);
852 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
853 
854 	/* Receive sequence registers. */
855 	iter_reg = fw->rseq_gp_reg;
856 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
857 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
858 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
859 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
860 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
861 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
862 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
863 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
864 
865 	qla24xx_read_window(reg, 0xFFD0, 16, fw->rseq_0_reg);
866 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
867 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
868 
869 	/* Command DMA registers. */
870 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
871 
872 	/* Queues. */
873 	iter_reg = fw->req0_dma_reg;
874 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
875 	dmp_reg = &reg->iobase_q;
876 	for (cnt = 0; cnt < 7; cnt++)
877 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
878 
879 	iter_reg = fw->resp0_dma_reg;
880 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
881 	dmp_reg = &reg->iobase_q;
882 	for (cnt = 0; cnt < 7; cnt++)
883 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
884 
885 	iter_reg = fw->req1_dma_reg;
886 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
887 	dmp_reg = &reg->iobase_q;
888 	for (cnt = 0; cnt < 7; cnt++)
889 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
890 
891 	/* Transmit DMA registers. */
892 	iter_reg = fw->xmt0_dma_reg;
893 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
894 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
895 
896 	iter_reg = fw->xmt1_dma_reg;
897 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
898 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
899 
900 	iter_reg = fw->xmt2_dma_reg;
901 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
902 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
903 
904 	iter_reg = fw->xmt3_dma_reg;
905 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
906 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
907 
908 	iter_reg = fw->xmt4_dma_reg;
909 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
910 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
911 
912 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
913 
914 	/* Receive DMA registers. */
915 	iter_reg = fw->rcvt0_data_dma_reg;
916 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
917 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
918 
919 	iter_reg = fw->rcvt1_data_dma_reg;
920 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
921 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
922 
923 	/* RISC registers. */
924 	iter_reg = fw->risc_gp_reg;
925 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
926 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
927 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
928 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
929 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
930 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
931 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
932 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
933 
934 	/* Local memory controller registers. */
935 	iter_reg = fw->lmc_reg;
936 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
937 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
938 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
939 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
940 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
941 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
942 	qla24xx_read_window(reg, 0x3060, 16, iter_reg);
943 
944 	/* Fibre Protocol Module registers. */
945 	iter_reg = fw->fpm_hdw_reg;
946 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
947 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
948 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
949 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
950 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
951 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
952 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
953 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
954 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
955 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
956 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
957 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
958 
959 	/* Frame Buffer registers. */
960 	iter_reg = fw->fb_hdw_reg;
961 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
962 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
963 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
964 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
965 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
966 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
967 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
968 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
969 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
970 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
971 	qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
972 
973 	rval = qla24xx_soft_reset(ha);
974 	if (rval != QLA_SUCCESS)
975 		goto qla24xx_fw_dump_failed_0;
976 
977 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
978 	    &nxt);
979 	if (rval != QLA_SUCCESS)
980 		goto qla24xx_fw_dump_failed_0;
981 
982 	nxt = qla2xxx_copy_queues(ha, nxt);
983 
984 	qla24xx_copy_eft(ha, nxt);
985 
986 qla24xx_fw_dump_failed_0:
987 	if (rval != QLA_SUCCESS) {
988 		qla_printk(KERN_WARNING, ha,
989 		    "Failed to dump firmware (%x)!!!\n", rval);
990 		ha->fw_dumped = 0;
991 
992 	} else {
993 		qla_printk(KERN_INFO, ha,
994 		    "Firmware dump saved to temp buffer (%ld/%p).\n",
995 		    base_vha->host_no, ha->fw_dump);
996 		ha->fw_dumped = 1;
997 	}
998 
999 qla24xx_fw_dump_failed:
1000 	if (!hardware_locked)
1001 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1002 }
1003 
1004 void
1005 qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1006 {
1007 	int		rval;
1008 	uint32_t	cnt;
1009 	uint32_t	risc_address;
1010 	struct qla_hw_data *ha = vha->hw;
1011 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1012 	uint32_t __iomem *dmp_reg;
1013 	uint32_t	*iter_reg;
1014 	uint16_t __iomem *mbx_reg;
1015 	unsigned long	flags;
1016 	struct qla25xx_fw_dump *fw;
1017 	uint32_t	ext_mem_cnt;
1018 	void		*nxt, *nxt_chain;
1019 	uint32_t	*last_chain = NULL;
1020 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1021 
1022 	risc_address = ext_mem_cnt = 0;
1023 	flags = 0;
1024 
1025 	if (!hardware_locked)
1026 		spin_lock_irqsave(&ha->hardware_lock, flags);
1027 
1028 	if (!ha->fw_dump) {
1029 		qla_printk(KERN_WARNING, ha,
1030 		    "No buffer available for dump!!!\n");
1031 		goto qla25xx_fw_dump_failed;
1032 	}
1033 
1034 	if (ha->fw_dumped) {
1035 		qla_printk(KERN_WARNING, ha,
1036 		    "Firmware has been previously dumped (%p) -- ignoring "
1037 		    "request...\n", ha->fw_dump);
1038 		goto qla25xx_fw_dump_failed;
1039 	}
1040 	fw = &ha->fw_dump->isp.isp25;
1041 	qla2xxx_prep_dump(ha, ha->fw_dump);
1042 	ha->fw_dump->version = __constant_htonl(2);
1043 
1044 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1045 
1046 	/* Pause RISC. */
1047 	rval = qla24xx_pause_risc(reg);
1048 	if (rval != QLA_SUCCESS)
1049 		goto qla25xx_fw_dump_failed_0;
1050 
1051 	/* Host/Risc registers. */
1052 	iter_reg = fw->host_risc_reg;
1053 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1054 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1055 
1056 	/* PCIe registers. */
1057 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1058 	RD_REG_DWORD(&reg->iobase_addr);
1059 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1060 	dmp_reg = &reg->iobase_c4;
1061 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++));
1062 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++));
1063 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1064 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1065 
1066 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1067 	RD_REG_DWORD(&reg->iobase_window);
1068 
1069 	/* Host interface registers. */
1070 	dmp_reg = &reg->flash_addr;
1071 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
1072 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
1073 
1074 	/* Disable interrupts. */
1075 	WRT_REG_DWORD(&reg->ictrl, 0);
1076 	RD_REG_DWORD(&reg->ictrl);
1077 
1078 	/* Shadow registers. */
1079 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1080 	RD_REG_DWORD(&reg->iobase_addr);
1081 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1082 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1083 
1084 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1085 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1086 
1087 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1088 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1089 
1090 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1091 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1092 
1093 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1094 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1095 
1096 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1097 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1098 
1099 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1100 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1101 
1102 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1103 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1104 
1105 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1106 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1107 
1108 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1109 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1110 
1111 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1112 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1113 
1114 	/* RISC I/O register. */
1115 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1116 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1117 
1118 	/* Mailbox registers. */
1119 	mbx_reg = &reg->mailbox0;
1120 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
1121 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
1122 
1123 	/* Transfer sequence registers. */
1124 	iter_reg = fw->xseq_gp_reg;
1125 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1126 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1127 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1128 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1129 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1130 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1131 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1132 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1133 
1134 	iter_reg = fw->xseq_0_reg;
1135 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1136 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1137 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1138 
1139 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1140 
1141 	/* Receive sequence registers. */
1142 	iter_reg = fw->rseq_gp_reg;
1143 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1144 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1145 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1146 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1147 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1148 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1149 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1150 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1151 
1152 	iter_reg = fw->rseq_0_reg;
1153 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1154 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1155 
1156 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1157 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1158 
1159 	/* Auxiliary sequence registers. */
1160 	iter_reg = fw->aseq_gp_reg;
1161 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1162 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1163 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1164 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1165 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1166 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1167 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1168 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1169 
1170 	iter_reg = fw->aseq_0_reg;
1171 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1172 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1173 
1174 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1175 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1176 
1177 	/* Command DMA registers. */
1178 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1179 
1180 	/* Queues. */
1181 	iter_reg = fw->req0_dma_reg;
1182 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1183 	dmp_reg = &reg->iobase_q;
1184 	for (cnt = 0; cnt < 7; cnt++)
1185 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1186 
1187 	iter_reg = fw->resp0_dma_reg;
1188 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1189 	dmp_reg = &reg->iobase_q;
1190 	for (cnt = 0; cnt < 7; cnt++)
1191 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1192 
1193 	iter_reg = fw->req1_dma_reg;
1194 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1195 	dmp_reg = &reg->iobase_q;
1196 	for (cnt = 0; cnt < 7; cnt++)
1197 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1198 
1199 	/* Transmit DMA registers. */
1200 	iter_reg = fw->xmt0_dma_reg;
1201 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1202 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1203 
1204 	iter_reg = fw->xmt1_dma_reg;
1205 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1206 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1207 
1208 	iter_reg = fw->xmt2_dma_reg;
1209 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1210 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1211 
1212 	iter_reg = fw->xmt3_dma_reg;
1213 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1214 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1215 
1216 	iter_reg = fw->xmt4_dma_reg;
1217 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1218 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1219 
1220 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1221 
1222 	/* Receive DMA registers. */
1223 	iter_reg = fw->rcvt0_data_dma_reg;
1224 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1225 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1226 
1227 	iter_reg = fw->rcvt1_data_dma_reg;
1228 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1229 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1230 
1231 	/* RISC registers. */
1232 	iter_reg = fw->risc_gp_reg;
1233 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1234 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1235 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1236 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1237 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1238 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1239 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1240 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1241 
1242 	/* Local memory controller registers. */
1243 	iter_reg = fw->lmc_reg;
1244 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1245 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1246 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1247 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1248 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1249 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1250 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1251 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1252 
1253 	/* Fibre Protocol Module registers. */
1254 	iter_reg = fw->fpm_hdw_reg;
1255 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1256 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1257 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1258 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1259 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1260 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1261 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1262 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1263 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1264 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1265 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1266 	qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1267 
1268 	/* Frame Buffer registers. */
1269 	iter_reg = fw->fb_hdw_reg;
1270 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1271 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1272 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1273 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1274 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1275 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1276 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1277 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1278 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1279 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1280 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1281 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1282 
1283 	/* Multi queue registers */
1284 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1285 	    &last_chain);
1286 
1287 	rval = qla24xx_soft_reset(ha);
1288 	if (rval != QLA_SUCCESS)
1289 		goto qla25xx_fw_dump_failed_0;
1290 
1291 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1292 	    &nxt);
1293 	if (rval != QLA_SUCCESS)
1294 		goto qla25xx_fw_dump_failed_0;
1295 
1296 	nxt = qla2xxx_copy_queues(ha, nxt);
1297 
1298 	nxt = qla24xx_copy_eft(ha, nxt);
1299 
1300 	/* Chain entries -- started with MQ. */
1301 	qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1302 	if (last_chain) {
1303 		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
1304 		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
1305 	}
1306 
1307 qla25xx_fw_dump_failed_0:
1308 	if (rval != QLA_SUCCESS) {
1309 		qla_printk(KERN_WARNING, ha,
1310 		    "Failed to dump firmware (%x)!!!\n", rval);
1311 		ha->fw_dumped = 0;
1312 
1313 	} else {
1314 		qla_printk(KERN_INFO, ha,
1315 		    "Firmware dump saved to temp buffer (%ld/%p).\n",
1316 		    base_vha->host_no, ha->fw_dump);
1317 		ha->fw_dumped = 1;
1318 	}
1319 
1320 qla25xx_fw_dump_failed:
1321 	if (!hardware_locked)
1322 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1323 }
1324 
1325 void
1326 qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
1327 {
1328 	int		rval;
1329 	uint32_t	cnt;
1330 	uint32_t	risc_address;
1331 	struct qla_hw_data *ha = vha->hw;
1332 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1333 	uint32_t __iomem *dmp_reg;
1334 	uint32_t	*iter_reg;
1335 	uint16_t __iomem *mbx_reg;
1336 	unsigned long	flags;
1337 	struct qla81xx_fw_dump *fw;
1338 	uint32_t	ext_mem_cnt;
1339 	void		*nxt, *nxt_chain;
1340 	uint32_t	*last_chain = NULL;
1341 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1342 
1343 	risc_address = ext_mem_cnt = 0;
1344 	flags = 0;
1345 
1346 	if (!hardware_locked)
1347 		spin_lock_irqsave(&ha->hardware_lock, flags);
1348 
1349 	if (!ha->fw_dump) {
1350 		qla_printk(KERN_WARNING, ha,
1351 		    "No buffer available for dump!!!\n");
1352 		goto qla81xx_fw_dump_failed;
1353 	}
1354 
1355 	if (ha->fw_dumped) {
1356 		qla_printk(KERN_WARNING, ha,
1357 		    "Firmware has been previously dumped (%p) -- ignoring "
1358 		    "request...\n", ha->fw_dump);
1359 		goto qla81xx_fw_dump_failed;
1360 	}
1361 	fw = &ha->fw_dump->isp.isp81;
1362 	qla2xxx_prep_dump(ha, ha->fw_dump);
1363 
1364 	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1365 
1366 	/* Pause RISC. */
1367 	rval = qla24xx_pause_risc(reg);
1368 	if (rval != QLA_SUCCESS)
1369 		goto qla81xx_fw_dump_failed_0;
1370 
1371 	/* Host/Risc registers. */
1372 	iter_reg = fw->host_risc_reg;
1373 	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1374 	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1375 
1376 	/* PCIe registers. */
1377 	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1378 	RD_REG_DWORD(&reg->iobase_addr);
1379 	WRT_REG_DWORD(&reg->iobase_window, 0x01);
1380 	dmp_reg = &reg->iobase_c4;
1381 	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++));
1382 	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++));
1383 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1384 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1385 
1386 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
1387 	RD_REG_DWORD(&reg->iobase_window);
1388 
1389 	/* Host interface registers. */
1390 	dmp_reg = &reg->flash_addr;
1391 	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
1392 		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
1393 
1394 	/* Disable interrupts. */
1395 	WRT_REG_DWORD(&reg->ictrl, 0);
1396 	RD_REG_DWORD(&reg->ictrl);
1397 
1398 	/* Shadow registers. */
1399 	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1400 	RD_REG_DWORD(&reg->iobase_addr);
1401 	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1402 	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1403 
1404 	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1405 	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1406 
1407 	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1408 	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1409 
1410 	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1411 	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1412 
1413 	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1414 	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1415 
1416 	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1417 	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1418 
1419 	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1420 	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1421 
1422 	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1423 	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1424 
1425 	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1426 	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1427 
1428 	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1429 	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1430 
1431 	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1432 	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1433 
1434 	/* RISC I/O register. */
1435 	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1436 	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1437 
1438 	/* Mailbox registers. */
1439 	mbx_reg = &reg->mailbox0;
1440 	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
1441 		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
1442 
1443 	/* Transfer sequence registers. */
1444 	iter_reg = fw->xseq_gp_reg;
1445 	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1446 	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1447 	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1448 	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1449 	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1450 	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1451 	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1452 	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1453 
1454 	iter_reg = fw->xseq_0_reg;
1455 	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1456 	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1457 	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1458 
1459 	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1460 
1461 	/* Receive sequence registers. */
1462 	iter_reg = fw->rseq_gp_reg;
1463 	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1464 	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1465 	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1466 	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1467 	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1468 	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1469 	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1470 	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1471 
1472 	iter_reg = fw->rseq_0_reg;
1473 	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1474 	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1475 
1476 	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1477 	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1478 
1479 	/* Auxiliary sequence registers. */
1480 	iter_reg = fw->aseq_gp_reg;
1481 	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1482 	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1483 	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1484 	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1485 	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1486 	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1487 	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1488 	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1489 
1490 	iter_reg = fw->aseq_0_reg;
1491 	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1492 	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1493 
1494 	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1495 	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1496 
1497 	/* Command DMA registers. */
1498 	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1499 
1500 	/* Queues. */
1501 	iter_reg = fw->req0_dma_reg;
1502 	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1503 	dmp_reg = &reg->iobase_q;
1504 	for (cnt = 0; cnt < 7; cnt++)
1505 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1506 
1507 	iter_reg = fw->resp0_dma_reg;
1508 	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1509 	dmp_reg = &reg->iobase_q;
1510 	for (cnt = 0; cnt < 7; cnt++)
1511 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1512 
1513 	iter_reg = fw->req1_dma_reg;
1514 	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1515 	dmp_reg = &reg->iobase_q;
1516 	for (cnt = 0; cnt < 7; cnt++)
1517 		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1518 
1519 	/* Transmit DMA registers. */
1520 	iter_reg = fw->xmt0_dma_reg;
1521 	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1522 	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1523 
1524 	iter_reg = fw->xmt1_dma_reg;
1525 	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1526 	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1527 
1528 	iter_reg = fw->xmt2_dma_reg;
1529 	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1530 	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1531 
1532 	iter_reg = fw->xmt3_dma_reg;
1533 	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1534 	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1535 
1536 	iter_reg = fw->xmt4_dma_reg;
1537 	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1538 	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1539 
1540 	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1541 
1542 	/* Receive DMA registers. */
1543 	iter_reg = fw->rcvt0_data_dma_reg;
1544 	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1545 	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1546 
1547 	iter_reg = fw->rcvt1_data_dma_reg;
1548 	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1549 	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1550 
1551 	/* RISC registers. */
1552 	iter_reg = fw->risc_gp_reg;
1553 	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1554 	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1555 	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1556 	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1557 	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1558 	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1559 	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1560 	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1561 
1562 	/* Local memory controller registers. */
1563 	iter_reg = fw->lmc_reg;
1564 	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1565 	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1566 	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1567 	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1568 	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1569 	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1570 	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1571 	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1572 
1573 	/* Fibre Protocol Module registers. */
1574 	iter_reg = fw->fpm_hdw_reg;
1575 	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1576 	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1577 	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1578 	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1579 	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1580 	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1581 	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1582 	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1583 	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1584 	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1585 	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1586 	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1587 	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
1588 	qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
1589 
1590 	/* Frame Buffer registers. */
1591 	iter_reg = fw->fb_hdw_reg;
1592 	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1593 	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1594 	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1595 	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1596 	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1597 	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1598 	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1599 	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1600 	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1601 	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1602 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1603 	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
1604 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1605 
1606 	/* Multi queue registers */
1607 	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
1608 	    &last_chain);
1609 
1610 	rval = qla24xx_soft_reset(ha);
1611 	if (rval != QLA_SUCCESS)
1612 		goto qla81xx_fw_dump_failed_0;
1613 
1614 	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1615 	    &nxt);
1616 	if (rval != QLA_SUCCESS)
1617 		goto qla81xx_fw_dump_failed_0;
1618 
1619 	nxt = qla2xxx_copy_queues(ha, nxt);
1620 
1621 	nxt = qla24xx_copy_eft(ha, nxt);
1622 
1623 	/* Chain entries -- started with MQ. */
1624 	qla25xx_copy_fce(ha, nxt_chain, &last_chain);
1625 	if (last_chain) {
1626 		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
1627 		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
1628 	}
1629 
1630 qla81xx_fw_dump_failed_0:
1631 	if (rval != QLA_SUCCESS) {
1632 		qla_printk(KERN_WARNING, ha,
1633 		    "Failed to dump firmware (%x)!!!\n", rval);
1634 		ha->fw_dumped = 0;
1635 
1636 	} else {
1637 		qla_printk(KERN_INFO, ha,
1638 		    "Firmware dump saved to temp buffer (%ld/%p).\n",
1639 		    base_vha->host_no, ha->fw_dump);
1640 		ha->fw_dumped = 1;
1641 	}
1642 
1643 qla81xx_fw_dump_failed:
1644 	if (!hardware_locked)
1645 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
1646 }
1647 
1648 /****************************************************************************/
1649 /*                         Driver Debug Functions.                          */
1650 /****************************************************************************/
1651 
1652 void
1653 qla2x00_dump_regs(scsi_qla_host_t *vha)
1654 {
1655 	int i;
1656 	struct qla_hw_data *ha = vha->hw;
1657 	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1658 	struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
1659 	uint16_t __iomem *mbx_reg;
1660 
1661 	mbx_reg = IS_FWI2_CAPABLE(ha) ? &reg24->mailbox0:
1662 	    MAILBOX_REG(ha, reg, 0);
1663 
1664 	printk("Mailbox registers:\n");
1665 	for (i = 0; i < 6; i++)
1666 		printk("scsi(%ld): mbox %d 0x%04x \n", vha->host_no, i,
1667 		    RD_REG_WORD(mbx_reg++));
1668 }
1669 
1670 
1671 void
1672 qla2x00_dump_buffer(uint8_t * b, uint32_t size)
1673 {
1674 	uint32_t cnt;
1675 	uint8_t c;
1676 
1677 	printk(" 0   1   2   3   4   5   6   7   8   9  "
1678 	    "Ah  Bh  Ch  Dh  Eh  Fh\n");
1679 	printk("----------------------------------------"
1680 	    "----------------------\n");
1681 
1682 	for (cnt = 0; cnt < size;) {
1683 		c = *b++;
1684 		printk("%02x",(uint32_t) c);
1685 		cnt++;
1686 		if (!(cnt % 16))
1687 			printk("\n");
1688 		else
1689 			printk("  ");
1690 	}
1691 	if (cnt % 16)
1692 		printk("\n");
1693 }
1694 
1695 
1696