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[XFS] fix unaligned access in readdir
[wrt350n-kernel.git] / drivers / scsi / qla2xxx / qla_dbg.c
blobeaa04dabcdf6b4fd331f6572e46691a727fe8fd4
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2005 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(scsi_qla_host_t *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(scsi_qla_host_t *ha, void *ptr)
27 {
28 /* Request queue. */
29 memcpy(ptr, ha->request_ring, ha->request_q_length *
30 sizeof(request_t));
31
32 /* Response queue. */
33 ptr += ha->request_q_length * sizeof(request_t);
34 memcpy(ptr, ha->response_ring, ha->response_q_length *
35 sizeof(response_t));
36
37 return ptr + (ha->response_q_length * sizeof(response_t));
38 }
39
40 static int
41 qla24xx_dump_memory(scsi_qla_host_t *ha, uint32_t *code_ram,
42 uint32_t cram_size, uint32_t *ext_mem, void **nxt)
43 {
44 int rval;
45 uint32_t cnt, stat, timer, risc_address, ext_mem_cnt;
46 uint16_t mb[4];
47 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
48
49 rval = QLA_SUCCESS;
50 risc_address = ext_mem_cnt = 0;
51 memset(mb, 0, sizeof(mb));
52
53 /* Code RAM. */
54 risc_address = 0x20000;
55 WRT_REG_WORD(&reg->mailbox0, MBC_READ_RAM_EXTENDED);
56 clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
57
58 for (cnt = 0; cnt < cram_size / 4 && rval == QLA_SUCCESS;
59 cnt++, risc_address++) {
60 WRT_REG_WORD(&reg->mailbox1, LSW(risc_address));
61 WRT_REG_WORD(&reg->mailbox8, MSW(risc_address));
62 RD_REG_WORD(&reg->mailbox8);
63 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
64
65 for (timer = 6000000; timer; timer--) {
66 /* Check for pending interrupts. */
67 stat = RD_REG_DWORD(&reg->host_status);
68 if (stat & HSRX_RISC_INT) {
69 stat &= 0xff;
70
71 if (stat == 0x1 || stat == 0x2 ||
72 stat == 0x10 || stat == 0x11) {
73 set_bit(MBX_INTERRUPT,
74 &ha->mbx_cmd_flags);
75
76 mb[0] = RD_REG_WORD(&reg->mailbox0);
77 mb[2] = RD_REG_WORD(&reg->mailbox2);
78 mb[3] = RD_REG_WORD(&reg->mailbox3);
79
80 WRT_REG_DWORD(&reg->hccr,
81 HCCRX_CLR_RISC_INT);
82 RD_REG_DWORD(&reg->hccr);
83 break;
84 }
85
86 /* Clear this intr; it wasn't a mailbox intr */
87 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
88 RD_REG_DWORD(&reg->hccr);
89 }
90 udelay(5);
91 }
92
93 if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
94 rval = mb[0] & MBS_MASK;
95 code_ram[cnt] = htonl((mb[3] << 16) | mb[2]);
96 } else {
97 rval = QLA_FUNCTION_FAILED;
98 }
99 }
100
101 if (rval == QLA_SUCCESS) {
102 /* External Memory. */
103 risc_address = 0x100000;
104 ext_mem_cnt = ha->fw_memory_size - 0x100000 + 1;
105 WRT_REG_WORD(&reg->mailbox0, MBC_READ_RAM_EXTENDED);
106 clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
107 }
108 for (cnt = 0; cnt < ext_mem_cnt && rval == QLA_SUCCESS;
109 cnt++, risc_address++) {
110 WRT_REG_WORD(&reg->mailbox1, LSW(risc_address));
111 WRT_REG_WORD(&reg->mailbox8, MSW(risc_address));
112 RD_REG_WORD(&reg->mailbox8);
113 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_HOST_INT);
114
115 for (timer = 6000000; timer; timer--) {
116 /* Check for pending interrupts. */
117 stat = RD_REG_DWORD(&reg->host_status);
118 if (stat & HSRX_RISC_INT) {
119 stat &= 0xff;
120
121 if (stat == 0x1 || stat == 0x2 ||
122 stat == 0x10 || stat == 0x11) {
123 set_bit(MBX_INTERRUPT,
124 &ha->mbx_cmd_flags);
125
126 mb[0] = RD_REG_WORD(&reg->mailbox0);
127 mb[2] = RD_REG_WORD(&reg->mailbox2);
128 mb[3] = RD_REG_WORD(&reg->mailbox3);
129
130 WRT_REG_DWORD(&reg->hccr,
131 HCCRX_CLR_RISC_INT);
132 RD_REG_DWORD(&reg->hccr);
133 break;
134 }
135
136 /* Clear this intr; it wasn't a mailbox intr */
137 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
138 RD_REG_DWORD(&reg->hccr);
139 }
140 udelay(5);
141 }
142
143 if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
144 rval = mb[0] & MBS_MASK;
145 ext_mem[cnt] = htonl((mb[3] << 16) | mb[2]);
146 } else {
147 rval = QLA_FUNCTION_FAILED;
148 }
149 }
150
151 *nxt = rval == QLA_SUCCESS ? &ext_mem[cnt]: NULL;
152 return rval;
153 }
154
155 static uint32_t *
156 qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase,
157 uint32_t count, uint32_t *buf)
158 {
159 uint32_t __iomem *dmp_reg;
160
161 WRT_REG_DWORD(&reg->iobase_addr, iobase);
162 dmp_reg = &reg->iobase_window;
163 while (count--)
164 *buf++ = htonl(RD_REG_DWORD(dmp_reg++));
165
166 return buf;
167 }
168
169 static inline int
170 qla24xx_pause_risc(struct device_reg_24xx __iomem *reg)
171 {
172 int rval = QLA_SUCCESS;
173 uint32_t cnt;
174
175 if (RD_REG_DWORD(&reg->hccr) & HCCRX_RISC_PAUSE)
176 return rval;
177
178 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_PAUSE);
179 for (cnt = 30000; (RD_REG_DWORD(&reg->hccr) & HCCRX_RISC_PAUSE) == 0 &&
180 rval == QLA_SUCCESS; cnt--) {
181 if (cnt)
182 udelay(100);
183 else
184 rval = QLA_FUNCTION_TIMEOUT;
185 }
186
187 return rval;
188 }
189
190 static int
191 qla24xx_soft_reset(scsi_qla_host_t *ha)
192 {
193 int rval = QLA_SUCCESS;
194 uint32_t cnt;
195 uint16_t mb0, wd;
196 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
197
198 /* Reset RISC. */
199 WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
200 for (cnt = 0; cnt < 30000; cnt++) {
201 if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
202 break;
203
204 udelay(10);
205 }
206
207 WRT_REG_DWORD(&reg->ctrl_status,
208 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
209 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
210
211 udelay(100);
212 /* Wait for firmware to complete NVRAM accesses. */
213 mb0 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
214 for (cnt = 10000 ; cnt && mb0; cnt--) {
215 udelay(5);
216 mb0 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
217 barrier();
218 }
219
220 /* Wait for soft-reset to complete. */
221 for (cnt = 0; cnt < 30000; cnt++) {
222 if ((RD_REG_DWORD(&reg->ctrl_status) &
223 CSRX_ISP_SOFT_RESET) == 0)
224 break;
225
226 udelay(10);
227 }
228 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
229 RD_REG_DWORD(&reg->hccr); /* PCI Posting. */
230
231 for (cnt = 30000; RD_REG_WORD(&reg->mailbox0) != 0 &&
232 rval == QLA_SUCCESS; cnt--) {
233 if (cnt)
234 udelay(100);
235 else
236 rval = QLA_FUNCTION_TIMEOUT;
237 }
238
239 return rval;
240 }
241
242 static inline void
243 qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count,
244 uint16_t *buf)
245 {
246 uint16_t __iomem *dmp_reg = &reg->u.isp2300.fb_cmd;
247
248 while (count--)
249 *buf++ = htons(RD_REG_WORD(dmp_reg++));
250 }
251
252 /**
253 * qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
254 * @ha: HA context
255 * @hardware_locked: Called with the hardware_lock
256 */
257 void
258 qla2300_fw_dump(scsi_qla_host_t *ha, int hardware_locked)
259 {
260 int rval;
261 uint32_t cnt, timer;
262 uint32_t risc_address;
263 uint16_t mb0, mb2;
264
265 uint32_t stat;
266 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
267 uint16_t __iomem *dmp_reg;
268 unsigned long flags;
269 struct qla2300_fw_dump *fw;
270 uint32_t data_ram_cnt;
271
272 risc_address = data_ram_cnt = 0;
273 mb0 = mb2 = 0;
274 flags = 0;
275
276 if (!hardware_locked)
277 spin_lock_irqsave(&ha->hardware_lock, flags);
278
279 if (!ha->fw_dump) {
280 qla_printk(KERN_WARNING, ha,
281 "No buffer available for dump!!!\n");
282 goto qla2300_fw_dump_failed;
283 }
284
285 if (ha->fw_dumped) {
286 qla_printk(KERN_WARNING, ha,
287 "Firmware has been previously dumped (%p) -- ignoring "
288 "request...\n", ha->fw_dump);
289 goto qla2300_fw_dump_failed;
290 }
291 fw = &ha->fw_dump->isp.isp23;
292 qla2xxx_prep_dump(ha, ha->fw_dump);
293
294 rval = QLA_SUCCESS;
295 fw->hccr = htons(RD_REG_WORD(&reg->hccr));
296
297 /* Pause RISC. */
298 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
299 if (IS_QLA2300(ha)) {
300 for (cnt = 30000;
301 (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
302 rval == QLA_SUCCESS; cnt--) {
303 if (cnt)
304 udelay(100);
305 else
306 rval = QLA_FUNCTION_TIMEOUT;
307 }
308 } else {
309 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
310 udelay(10);
311 }
312
313 if (rval == QLA_SUCCESS) {
314 dmp_reg = &reg->flash_address;
315 for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
316 fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
317
318 dmp_reg = &reg->u.isp2300.req_q_in;
319 for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2; cnt++)
320 fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
321
322 dmp_reg = &reg->u.isp2300.mailbox0;
323 for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
324 fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
325
326 WRT_REG_WORD(&reg->ctrl_status, 0x40);
327 qla2xxx_read_window(reg, 32, fw->resp_dma_reg);
328
329 WRT_REG_WORD(&reg->ctrl_status, 0x50);
330 qla2xxx_read_window(reg, 48, fw->dma_reg);
331
332 WRT_REG_WORD(&reg->ctrl_status, 0x00);
333 dmp_reg = &reg->risc_hw;
334 for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
335 fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
336
337 WRT_REG_WORD(&reg->pcr, 0x2000);
338 qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
339
340 WRT_REG_WORD(&reg->pcr, 0x2200);
341 qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
342
343 WRT_REG_WORD(&reg->pcr, 0x2400);
344 qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
345
346 WRT_REG_WORD(&reg->pcr, 0x2600);
347 qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
348
349 WRT_REG_WORD(&reg->pcr, 0x2800);
350 qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
351
352 WRT_REG_WORD(&reg->pcr, 0x2A00);
353 qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
354
355 WRT_REG_WORD(&reg->pcr, 0x2C00);
356 qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
357
358 WRT_REG_WORD(&reg->pcr, 0x2E00);
359 qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
360
361 WRT_REG_WORD(&reg->ctrl_status, 0x10);
362 qla2xxx_read_window(reg, 64, fw->frame_buf_hdw_reg);
363
364 WRT_REG_WORD(&reg->ctrl_status, 0x20);
365 qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
366
367 WRT_REG_WORD(&reg->ctrl_status, 0x30);
368 qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
369
370 /* Reset RISC. */
371 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
372 for (cnt = 0; cnt < 30000; cnt++) {
373 if ((RD_REG_WORD(&reg->ctrl_status) &
374 CSR_ISP_SOFT_RESET) == 0)
375 break;
376
377 udelay(10);
378 }
379 }
380
381 if (!IS_QLA2300(ha)) {
382 for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
383 rval == QLA_SUCCESS; cnt--) {
384 if (cnt)
385 udelay(100);
386 else
387 rval = QLA_FUNCTION_TIMEOUT;
388 }
389 }
390
391 if (rval == QLA_SUCCESS) {
392 /* Get RISC SRAM. */
393 risc_address = 0x800;
394 WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
395 clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
396 }
397 for (cnt = 0; cnt < sizeof(fw->risc_ram) / 2 && rval == QLA_SUCCESS;
398 cnt++, risc_address++) {
399 WRT_MAILBOX_REG(ha, reg, 1, (uint16_t)risc_address);
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 mb2 = RD_MAILBOX_REG(ha, reg, 2);
414
415 /* Release mailbox registers. */
416 WRT_REG_WORD(&reg->semaphore, 0);
417 WRT_REG_WORD(&reg->hccr,
418 HCCR_CLR_RISC_INT);
419 RD_REG_WORD(&reg->hccr);
420 break;
421 } else if (stat == 0x10 || stat == 0x11) {
422 set_bit(MBX_INTERRUPT,
423 &ha->mbx_cmd_flags);
424
425 mb0 = RD_MAILBOX_REG(ha, reg, 0);
426 mb2 = RD_MAILBOX_REG(ha, reg, 2);
427
428 WRT_REG_WORD(&reg->hccr,
429 HCCR_CLR_RISC_INT);
430 RD_REG_WORD(&reg->hccr);
431 break;
432 }
433
434 /* clear this intr; it wasn't a mailbox intr */
435 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
436 RD_REG_WORD(&reg->hccr);
437 }
438 udelay(5);
439 }
440
441 if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
442 rval = mb0 & MBS_MASK;
443 fw->risc_ram[cnt] = htons(mb2);
444 } else {
445 rval = QLA_FUNCTION_FAILED;
446 }
447 }
448
449 if (rval == QLA_SUCCESS) {
450 /* Get stack SRAM. */
451 risc_address = 0x10000;
452 WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_EXTENDED);
453 clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
454 }
455 for (cnt = 0; cnt < sizeof(fw->stack_ram) / 2 && rval == QLA_SUCCESS;
456 cnt++, risc_address++) {
457 WRT_MAILBOX_REG(ha, reg, 1, LSW(risc_address));
458 WRT_MAILBOX_REG(ha, reg, 8, MSW(risc_address));
459 WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
460
461 for (timer = 6000000; timer; timer--) {
462 /* Check for pending interrupts. */
463 stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
464 if (stat & HSR_RISC_INT) {
465 stat &= 0xff;
466
467 if (stat == 0x1 || stat == 0x2) {
468 set_bit(MBX_INTERRUPT,
469 &ha->mbx_cmd_flags);
470
471 mb0 = RD_MAILBOX_REG(ha, reg, 0);
472 mb2 = RD_MAILBOX_REG(ha, reg, 2);
473
474 /* Release mailbox registers. */
475 WRT_REG_WORD(&reg->semaphore, 0);
476 WRT_REG_WORD(&reg->hccr,
477 HCCR_CLR_RISC_INT);
478 RD_REG_WORD(&reg->hccr);
479 break;
480 } else if (stat == 0x10 || stat == 0x11) {
481 set_bit(MBX_INTERRUPT,
482 &ha->mbx_cmd_flags);
483
484 mb0 = RD_MAILBOX_REG(ha, reg, 0);
485 mb2 = RD_MAILBOX_REG(ha, reg, 2);
486
487 WRT_REG_WORD(&reg->hccr,
488 HCCR_CLR_RISC_INT);
489 RD_REG_WORD(&reg->hccr);
490 break;
491 }
492
493 /* clear this intr; it wasn't a mailbox intr */
494 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
495 RD_REG_WORD(&reg->hccr);
496 }
497 udelay(5);
498 }
499
500 if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
501 rval = mb0 & MBS_MASK;
502 fw->stack_ram[cnt] = htons(mb2);
503 } else {
504 rval = QLA_FUNCTION_FAILED;
505 }
506 }
507
508 if (rval == QLA_SUCCESS) {
509 /* Get data SRAM. */
510 risc_address = 0x11000;
511 data_ram_cnt = ha->fw_memory_size - risc_address + 1;
512 WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_EXTENDED);
513 clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
514 }
515 for (cnt = 0; cnt < data_ram_cnt && rval == QLA_SUCCESS;
516 cnt++, risc_address++) {
517 WRT_MAILBOX_REG(ha, reg, 1, LSW(risc_address));
518 WRT_MAILBOX_REG(ha, reg, 8, MSW(risc_address));
519 WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
520
521 for (timer = 6000000; timer; timer--) {
522 /* Check for pending interrupts. */
523 stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
524 if (stat & HSR_RISC_INT) {
525 stat &= 0xff;
526
527 if (stat == 0x1 || stat == 0x2) {
528 set_bit(MBX_INTERRUPT,
529 &ha->mbx_cmd_flags);
530
531 mb0 = RD_MAILBOX_REG(ha, reg, 0);
532 mb2 = RD_MAILBOX_REG(ha, reg, 2);
533
534 /* Release mailbox registers. */
535 WRT_REG_WORD(&reg->semaphore, 0);
536 WRT_REG_WORD(&reg->hccr,
537 HCCR_CLR_RISC_INT);
538 RD_REG_WORD(&reg->hccr);
539 break;
540 } else if (stat == 0x10 || stat == 0x11) {
541 set_bit(MBX_INTERRUPT,
542 &ha->mbx_cmd_flags);
543
544 mb0 = RD_MAILBOX_REG(ha, reg, 0);
545 mb2 = RD_MAILBOX_REG(ha, reg, 2);
546
547 WRT_REG_WORD(&reg->hccr,
548 HCCR_CLR_RISC_INT);
549 RD_REG_WORD(&reg->hccr);
550 break;
551 }
552
553 /* clear this intr; it wasn't a mailbox intr */
554 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
555 RD_REG_WORD(&reg->hccr);
556 }
557 udelay(5);
558 }
559
560 if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
561 rval = mb0 & MBS_MASK;
562 fw->data_ram[cnt] = htons(mb2);
563 } else {
564 rval = QLA_FUNCTION_FAILED;
565 }
566 }
567
568 if (rval == QLA_SUCCESS)
569 qla2xxx_copy_queues(ha, &fw->data_ram[cnt]);
570
571 if (rval != QLA_SUCCESS) {
572 qla_printk(KERN_WARNING, ha,
573 "Failed to dump firmware (%x)!!!\n", rval);
574 ha->fw_dumped = 0;
575
576 } else {
577 qla_printk(KERN_INFO, ha,
578 "Firmware dump saved to temp buffer (%ld/%p).\n",
579 ha->host_no, ha->fw_dump);
580 ha->fw_dumped = 1;
581 }
582
583 qla2300_fw_dump_failed:
584 if (!hardware_locked)
585 spin_unlock_irqrestore(&ha->hardware_lock, flags);
586 }
587
588 /**
589 * qla2100_fw_dump() - Dumps binary data from the 2100/2200 firmware.
590 * @ha: HA context
591 * @hardware_locked: Called with the hardware_lock
592 */
593 void
594 qla2100_fw_dump(scsi_qla_host_t *ha, int hardware_locked)
595 {
596 int rval;
597 uint32_t cnt, timer;
598 uint16_t risc_address;
599 uint16_t mb0, mb2;
600 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
601 uint16_t __iomem *dmp_reg;
602 unsigned long flags;
603 struct qla2100_fw_dump *fw;
604
605 risc_address = 0;
606 mb0 = mb2 = 0;
607 flags = 0;
608
609 if (!hardware_locked)
610 spin_lock_irqsave(&ha->hardware_lock, flags);
611
612 if (!ha->fw_dump) {
613 qla_printk(KERN_WARNING, ha,
614 "No buffer available for dump!!!\n");
615 goto qla2100_fw_dump_failed;
616 }
617
618 if (ha->fw_dumped) {
619 qla_printk(KERN_WARNING, ha,
620 "Firmware has been previously dumped (%p) -- ignoring "
621 "request...\n", ha->fw_dump);
622 goto qla2100_fw_dump_failed;
623 }
624 fw = &ha->fw_dump->isp.isp21;
625 qla2xxx_prep_dump(ha, ha->fw_dump);
626
627 rval = QLA_SUCCESS;
628 fw->hccr = htons(RD_REG_WORD(&reg->hccr));
629
630 /* Pause RISC. */
631 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
632 for (cnt = 30000; (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
633 rval == QLA_SUCCESS; cnt--) {
634 if (cnt)
635 udelay(100);
636 else
637 rval = QLA_FUNCTION_TIMEOUT;
638 }
639 if (rval == QLA_SUCCESS) {
640 dmp_reg = &reg->flash_address;
641 for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++)
642 fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
643
644 dmp_reg = &reg->u.isp2100.mailbox0;
645 for (cnt = 0; cnt < ha->mbx_count; cnt++) {
646 if (cnt == 8)
647 dmp_reg = &reg->u_end.isp2200.mailbox8;
648
649 fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
650 }
651
652 dmp_reg = &reg->u.isp2100.unused_2[0];
653 for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++)
654 fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
655
656 WRT_REG_WORD(&reg->ctrl_status, 0x00);
657 dmp_reg = &reg->risc_hw;
658 for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++)
659 fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++));
660
661 WRT_REG_WORD(&reg->pcr, 0x2000);
662 qla2xxx_read_window(reg, 16, fw->risc_gp0_reg);
663
664 WRT_REG_WORD(&reg->pcr, 0x2100);
665 qla2xxx_read_window(reg, 16, fw->risc_gp1_reg);
666
667 WRT_REG_WORD(&reg->pcr, 0x2200);
668 qla2xxx_read_window(reg, 16, fw->risc_gp2_reg);
669
670 WRT_REG_WORD(&reg->pcr, 0x2300);
671 qla2xxx_read_window(reg, 16, fw->risc_gp3_reg);
672
673 WRT_REG_WORD(&reg->pcr, 0x2400);
674 qla2xxx_read_window(reg, 16, fw->risc_gp4_reg);
675
676 WRT_REG_WORD(&reg->pcr, 0x2500);
677 qla2xxx_read_window(reg, 16, fw->risc_gp5_reg);
678
679 WRT_REG_WORD(&reg->pcr, 0x2600);
680 qla2xxx_read_window(reg, 16, fw->risc_gp6_reg);
681
682 WRT_REG_WORD(&reg->pcr, 0x2700);
683 qla2xxx_read_window(reg, 16, fw->risc_gp7_reg);
684
685 WRT_REG_WORD(&reg->ctrl_status, 0x10);
686 qla2xxx_read_window(reg, 16, fw->frame_buf_hdw_reg);
687
688 WRT_REG_WORD(&reg->ctrl_status, 0x20);
689 qla2xxx_read_window(reg, 64, fw->fpm_b0_reg);
690
691 WRT_REG_WORD(&reg->ctrl_status, 0x30);
692 qla2xxx_read_window(reg, 64, fw->fpm_b1_reg);
693
694 /* Reset the ISP. */
695 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
696 }
697
698 for (cnt = 30000; RD_MAILBOX_REG(ha, reg, 0) != 0 &&
699 rval == QLA_SUCCESS; cnt--) {
700 if (cnt)
701 udelay(100);
702 else
703 rval = QLA_FUNCTION_TIMEOUT;
704 }
705
706 /* Pause RISC. */
707 if (rval == QLA_SUCCESS && (IS_QLA2200(ha) || (IS_QLA2100(ha) &&
708 (RD_REG_WORD(&reg->mctr) & (BIT_1 | BIT_0)) != 0))) {
709
710 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
711 for (cnt = 30000;
712 (RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0 &&
713 rval == QLA_SUCCESS; cnt--) {
714 if (cnt)
715 udelay(100);
716 else
717 rval = QLA_FUNCTION_TIMEOUT;
718 }
719 if (rval == QLA_SUCCESS) {
720 /* Set memory configuration and timing. */
721 if (IS_QLA2100(ha))
722 WRT_REG_WORD(&reg->mctr, 0xf1);
723 else
724 WRT_REG_WORD(&reg->mctr, 0xf2);
725 RD_REG_WORD(&reg->mctr); /* PCI Posting. */
726
727 /* Release RISC. */
728 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
729 }
730 }
731
732 if (rval == QLA_SUCCESS) {
733 /* Get RISC SRAM. */
734 risc_address = 0x1000;
735 WRT_MAILBOX_REG(ha, reg, 0, MBC_READ_RAM_WORD);
736 clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
737 }
738 for (cnt = 0; cnt < sizeof(fw->risc_ram) / 2 && rval == QLA_SUCCESS;
739 cnt++, risc_address++) {
740 WRT_MAILBOX_REG(ha, reg, 1, risc_address);
741 WRT_REG_WORD(&reg->hccr, HCCR_SET_HOST_INT);
742
743 for (timer = 6000000; timer != 0; timer--) {
744 /* Check for pending interrupts. */
745 if (RD_REG_WORD(&reg->istatus) & ISR_RISC_INT) {
746 if (RD_REG_WORD(&reg->semaphore) & BIT_0) {
747 set_bit(MBX_INTERRUPT,
748 &ha->mbx_cmd_flags);
749
750 mb0 = RD_MAILBOX_REG(ha, reg, 0);
751 mb2 = RD_MAILBOX_REG(ha, reg, 2);
752
753 WRT_REG_WORD(&reg->semaphore, 0);
754 WRT_REG_WORD(&reg->hccr,
755 HCCR_CLR_RISC_INT);
756 RD_REG_WORD(&reg->hccr);
757 break;
758 }
759 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
760 RD_REG_WORD(&reg->hccr);
761 }
762 udelay(5);
763 }
764
765 if (test_and_clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags)) {
766 rval = mb0 & MBS_MASK;
767 fw->risc_ram[cnt] = htons(mb2);
768 } else {
769 rval = QLA_FUNCTION_FAILED;
770 }
771 }
772
773 if (rval == QLA_SUCCESS)
774 qla2xxx_copy_queues(ha, &fw->risc_ram[cnt]);
775
776 if (rval != QLA_SUCCESS) {
777 qla_printk(KERN_WARNING, ha,
778 "Failed to dump firmware (%x)!!!\n", rval);
779 ha->fw_dumped = 0;
780
781 } else {
782 qla_printk(KERN_INFO, ha,
783 "Firmware dump saved to temp buffer (%ld/%p).\n",
784 ha->host_no, ha->fw_dump);
785 ha->fw_dumped = 1;
786 }
787
788 qla2100_fw_dump_failed:
789 if (!hardware_locked)
790 spin_unlock_irqrestore(&ha->hardware_lock, flags);
791 }
792
793 void
794 qla24xx_fw_dump(scsi_qla_host_t *ha, int hardware_locked)
795 {
796 int rval;
797 uint32_t cnt;
798 uint32_t risc_address;
799
800 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
801 uint32_t __iomem *dmp_reg;
802 uint32_t *iter_reg;
803 uint16_t __iomem *mbx_reg;
804 unsigned long flags;
805 struct qla24xx_fw_dump *fw;
806 uint32_t ext_mem_cnt;
807 void *nxt;
808
809 risc_address = ext_mem_cnt = 0;
810 flags = 0;
811
812 if (!hardware_locked)
813 spin_lock_irqsave(&ha->hardware_lock, flags);
814
815 if (!ha->fw_dump) {
816 qla_printk(KERN_WARNING, ha,
817 "No buffer available for dump!!!\n");
818 goto qla24xx_fw_dump_failed;
819 }
820
821 if (ha->fw_dumped) {
822 qla_printk(KERN_WARNING, ha,
823 "Firmware has been previously dumped (%p) -- ignoring "
824 "request...\n", ha->fw_dump);
825 goto qla24xx_fw_dump_failed;
826 }
827 fw = &ha->fw_dump->isp.isp24;
828 qla2xxx_prep_dump(ha, ha->fw_dump);
829
830 fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
831
832 /* Pause RISC. */
833 rval = qla24xx_pause_risc(reg);
834 if (rval != QLA_SUCCESS)
835 goto qla24xx_fw_dump_failed_0;
836
837 /* Host interface registers. */
838 dmp_reg = &reg->flash_addr;
839 for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
840 fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
841
842 /* Disable interrupts. */
843 WRT_REG_DWORD(&reg->ictrl, 0);
844 RD_REG_DWORD(&reg->ictrl);
845
846 /* Shadow registers. */
847 WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
848 RD_REG_DWORD(&reg->iobase_addr);
849 WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
850 fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
851
852 WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
853 fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
854
855 WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
856 fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
857
858 WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
859 fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
860
861 WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
862 fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
863
864 WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
865 fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
866
867 WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
868 fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
869
870 /* Mailbox registers. */
871 mbx_reg = &reg->mailbox0;
872 for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
873 fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
874
875 /* Transfer sequence registers. */
876 iter_reg = fw->xseq_gp_reg;
877 iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
878 iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
879 iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
880 iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
881 iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
882 iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
883 iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
884 qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
885
886 qla24xx_read_window(reg, 0xBFE0, 16, fw->xseq_0_reg);
887 qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
888
889 /* Receive sequence registers. */
890 iter_reg = fw->rseq_gp_reg;
891 iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
892 iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
893 iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
894 iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
895 iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
896 iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
897 iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
898 qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
899
900 qla24xx_read_window(reg, 0xFFD0, 16, fw->rseq_0_reg);
901 qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
902 qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
903
904 /* Command DMA registers. */
905 qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
906
907 /* Queues. */
908 iter_reg = fw->req0_dma_reg;
909 iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
910 dmp_reg = &reg->iobase_q;
911 for (cnt = 0; cnt < 7; cnt++)
912 *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
913
914 iter_reg = fw->resp0_dma_reg;
915 iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
916 dmp_reg = &reg->iobase_q;
917 for (cnt = 0; cnt < 7; cnt++)
918 *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
919
920 iter_reg = fw->req1_dma_reg;
921 iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
922 dmp_reg = &reg->iobase_q;
923 for (cnt = 0; cnt < 7; cnt++)
924 *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
925
926 /* Transmit DMA registers. */
927 iter_reg = fw->xmt0_dma_reg;
928 iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
929 qla24xx_read_window(reg, 0x7610, 16, iter_reg);
930
931 iter_reg = fw->xmt1_dma_reg;
932 iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
933 qla24xx_read_window(reg, 0x7630, 16, iter_reg);
934
935 iter_reg = fw->xmt2_dma_reg;
936 iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
937 qla24xx_read_window(reg, 0x7650, 16, iter_reg);
938
939 iter_reg = fw->xmt3_dma_reg;
940 iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
941 qla24xx_read_window(reg, 0x7670, 16, iter_reg);
942
943 iter_reg = fw->xmt4_dma_reg;
944 iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
945 qla24xx_read_window(reg, 0x7690, 16, iter_reg);
946
947 qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
948
949 /* Receive DMA registers. */
950 iter_reg = fw->rcvt0_data_dma_reg;
951 iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
952 qla24xx_read_window(reg, 0x7710, 16, iter_reg);
953
954 iter_reg = fw->rcvt1_data_dma_reg;
955 iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
956 qla24xx_read_window(reg, 0x7730, 16, iter_reg);
957
958 /* RISC registers. */
959 iter_reg = fw->risc_gp_reg;
960 iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
961 iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
962 iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
963 iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
964 iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
965 iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
966 iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
967 qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
968
969 /* Local memory controller registers. */
970 iter_reg = fw->lmc_reg;
971 iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
972 iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
973 iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
974 iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
975 iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
976 iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
977 qla24xx_read_window(reg, 0x3060, 16, iter_reg);
978
979 /* Fibre Protocol Module registers. */
980 iter_reg = fw->fpm_hdw_reg;
981 iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
982 iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
983 iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
984 iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
985 iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
986 iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
987 iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
988 iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
989 iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
990 iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
991 iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
992 qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
993
994 /* Frame Buffer registers. */
995 iter_reg = fw->fb_hdw_reg;
996 iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
997 iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
998 iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
999 iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1000 iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1001 iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1002 iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1003 iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1004 iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1005 iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1006 qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1007
1008 rval = qla24xx_soft_reset(ha);
1009 if (rval != QLA_SUCCESS)
1010 goto qla24xx_fw_dump_failed_0;
1011
1012 rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1013 fw->ext_mem, &nxt);
1014 if (rval != QLA_SUCCESS)
1015 goto qla24xx_fw_dump_failed_0;
1016
1017 nxt = qla2xxx_copy_queues(ha, nxt);
1018 if (ha->eft)
1019 memcpy(nxt, ha->eft, ntohl(ha->fw_dump->eft_size));
1020
1021 qla24xx_fw_dump_failed_0:
1022 if (rval != QLA_SUCCESS) {
1023 qla_printk(KERN_WARNING, ha,
1024 "Failed to dump firmware (%x)!!!\n", rval);
1025 ha->fw_dumped = 0;
1026
1027 } else {
1028 qla_printk(KERN_INFO, ha,
1029 "Firmware dump saved to temp buffer (%ld/%p).\n",
1030 ha->host_no, ha->fw_dump);
1031 ha->fw_dumped = 1;
1032 }
1033
1034 qla24xx_fw_dump_failed:
1035 if (!hardware_locked)
1036 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1037 }
1038
1039 void
1040 qla25xx_fw_dump(scsi_qla_host_t *ha, int hardware_locked)
1041 {
1042 int rval;
1043 uint32_t cnt;
1044 uint32_t risc_address;
1045
1046 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1047 uint32_t __iomem *dmp_reg;
1048 uint32_t *iter_reg;
1049 uint16_t __iomem *mbx_reg;
1050 unsigned long flags;
1051 struct qla25xx_fw_dump *fw;
1052 uint32_t ext_mem_cnt;
1053 void *nxt;
1054
1055 risc_address = ext_mem_cnt = 0;
1056 flags = 0;
1057
1058 if (!hardware_locked)
1059 spin_lock_irqsave(&ha->hardware_lock, flags);
1060
1061 if (!ha->fw_dump) {
1062 qla_printk(KERN_WARNING, ha,
1063 "No buffer available for dump!!!\n");
1064 goto qla25xx_fw_dump_failed;
1065 }
1066
1067 if (ha->fw_dumped) {
1068 qla_printk(KERN_WARNING, ha,
1069 "Firmware has been previously dumped (%p) -- ignoring "
1070 "request...\n", ha->fw_dump);
1071 goto qla25xx_fw_dump_failed;
1072 }
1073 fw = &ha->fw_dump->isp.isp25;
1074 qla2xxx_prep_dump(ha, ha->fw_dump);
1075 ha->fw_dump->version = __constant_htonl(2);
1076
1077 fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1078
1079 /* Pause RISC. */
1080 rval = qla24xx_pause_risc(reg);
1081 if (rval != QLA_SUCCESS)
1082 goto qla25xx_fw_dump_failed_0;
1083
1084 /* Host/Risc registers. */
1085 iter_reg = fw->host_risc_reg;
1086 iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
1087 qla24xx_read_window(reg, 0x7010, 16, iter_reg);
1088
1089 /* PCIe registers. */
1090 WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
1091 RD_REG_DWORD(&reg->iobase_addr);
1092 WRT_REG_DWORD(&reg->iobase_window, 0x01);
1093 dmp_reg = &reg->iobase_c4;
1094 fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++));
1095 fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++));
1096 fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
1097 fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
1098 WRT_REG_DWORD(&reg->iobase_window, 0x00);
1099 RD_REG_DWORD(&reg->iobase_window);
1100
1101 /* Host interface registers. */
1102 dmp_reg = &reg->flash_addr;
1103 for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
1104 fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
1105
1106 /* Disable interrupts. */
1107 WRT_REG_DWORD(&reg->ictrl, 0);
1108 RD_REG_DWORD(&reg->ictrl);
1109
1110 /* Shadow registers. */
1111 WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1112 RD_REG_DWORD(&reg->iobase_addr);
1113 WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1114 fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1115
1116 WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1117 fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1118
1119 WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1120 fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1121
1122 WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1123 fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1124
1125 WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1126 fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1127
1128 WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1129 fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1130
1131 WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1132 fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1133
1134 WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1135 fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1136
1137 WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1138 fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1139
1140 WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1141 fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1142
1143 WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1144 fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1145
1146 /* RISC I/O register. */
1147 WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1148 fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1149
1150 /* Mailbox registers. */
1151 mbx_reg = &reg->mailbox0;
1152 for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
1153 fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
1154
1155 /* Transfer sequence registers. */
1156 iter_reg = fw->xseq_gp_reg;
1157 iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1158 iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1159 iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1160 iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1161 iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1162 iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1163 iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1164 qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1165
1166 iter_reg = fw->xseq_0_reg;
1167 iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1168 iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1169 qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1170
1171 qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1172
1173 /* Receive sequence registers. */
1174 iter_reg = fw->rseq_gp_reg;
1175 iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1176 iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1177 iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1178 iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1179 iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1180 iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1181 iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1182 qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1183
1184 iter_reg = fw->rseq_0_reg;
1185 iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1186 qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1187
1188 qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1189 qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1190
1191 /* Auxiliary sequence registers. */
1192 iter_reg = fw->aseq_gp_reg;
1193 iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1194 iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1195 iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1196 iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1197 iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1198 iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1199 iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1200 qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1201
1202 iter_reg = fw->aseq_0_reg;
1203 iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1204 qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1205
1206 qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1207 qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1208
1209 /* Command DMA registers. */
1210 qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1211
1212 /* Queues. */
1213 iter_reg = fw->req0_dma_reg;
1214 iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1215 dmp_reg = &reg->iobase_q;
1216 for (cnt = 0; cnt < 7; cnt++)
1217 *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1218
1219 iter_reg = fw->resp0_dma_reg;
1220 iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1221 dmp_reg = &reg->iobase_q;
1222 for (cnt = 0; cnt < 7; cnt++)
1223 *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1224
1225 iter_reg = fw->req1_dma_reg;
1226 iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1227 dmp_reg = &reg->iobase_q;
1228 for (cnt = 0; cnt < 7; cnt++)
1229 *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1230
1231 /* Transmit DMA registers. */
1232 iter_reg = fw->xmt0_dma_reg;
1233 iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1234 qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1235
1236 iter_reg = fw->xmt1_dma_reg;
1237 iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1238 qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1239
1240 iter_reg = fw->xmt2_dma_reg;
1241 iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1242 qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1243
1244 iter_reg = fw->xmt3_dma_reg;
1245 iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1246 qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1247
1248 iter_reg = fw->xmt4_dma_reg;
1249 iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1250 qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1251
1252 qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1253
1254 /* Receive DMA registers. */
1255 iter_reg = fw->rcvt0_data_dma_reg;
1256 iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1257 qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1258
1259 iter_reg = fw->rcvt1_data_dma_reg;
1260 iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1261 qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1262
1263 /* RISC registers. */
1264 iter_reg = fw->risc_gp_reg;
1265 iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1266 iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1267 iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1268 iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1269 iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1270 iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1271 iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1272 qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1273
1274 /* Local memory controller registers. */
1275 iter_reg = fw->lmc_reg;
1276 iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1277 iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1278 iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1279 iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1280 iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1281 iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1282 iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1283 qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1284
1285 /* Fibre Protocol Module registers. */
1286 iter_reg = fw->fpm_hdw_reg;
1287 iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1288 iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1289 iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1290 iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1291 iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1292 iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1293 iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1294 iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1295 iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1296 iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1297 iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1298 qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1299
1300 /* Frame Buffer registers. */
1301 iter_reg = fw->fb_hdw_reg;
1302 iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1303 iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1304 iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1305 iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1306 iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1307 iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1308 iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1309 iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1310 iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1311 iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1312 iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1313 qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1314
1315 rval = qla24xx_soft_reset(ha);
1316 if (rval != QLA_SUCCESS)
1317 goto qla25xx_fw_dump_failed_0;
1318
1319 rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1320 fw->ext_mem, &nxt);
1321 if (rval != QLA_SUCCESS)
1322 goto qla25xx_fw_dump_failed_0;
1323
1324 nxt = qla2xxx_copy_queues(ha, nxt);
1325 if (ha->eft)
1326 memcpy(nxt, ha->eft, ntohl(ha->fw_dump->eft_size));
1327
1328 qla25xx_fw_dump_failed_0:
1329 if (rval != QLA_SUCCESS) {
1330 qla_printk(KERN_WARNING, ha,
1331 "Failed to dump firmware (%x)!!!\n", rval);
1332 ha->fw_dumped = 0;
1333
1334 } else {
1335 qla_printk(KERN_INFO, ha,
1336 "Firmware dump saved to temp buffer (%ld/%p).\n",
1337 ha->host_no, ha->fw_dump);
1338 ha->fw_dumped = 1;
1339 }
1340
1341 qla25xx_fw_dump_failed:
1342 if (!hardware_locked)
1343 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1344 }
1345
1346 /****************************************************************************/
1347 /* Driver Debug Functions. */
1348 /****************************************************************************/
1349
1350 void
1351 qla2x00_dump_regs(scsi_qla_host_t *ha)
1352 {
1353 int i;
1354 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1355 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
1356 uint16_t __iomem *mbx_reg;
1357
1358 mbx_reg = IS_FWI2_CAPABLE(ha) ? &reg24->mailbox0:
1359 MAILBOX_REG(ha, reg, 0);
1360
1361 printk("Mailbox registers:\n");
1362 for (i = 0; i < 6; i++)
1363 printk("scsi(%ld): mbox %d 0x%04x \n", ha->host_no, i,
1364 RD_REG_WORD(mbx_reg++));
1365 }
1366
1367
1368 void
1369 qla2x00_dump_buffer(uint8_t * b, uint32_t size)
1370 {
1371 uint32_t cnt;
1372 uint8_t c;
1373
1374 printk(" 0 1 2 3 4 5 6 7 8 9 "
1375 "Ah Bh Ch Dh Eh Fh\n");
1376 printk("----------------------------------------"
1377 "----------------------\n");
1378
1379 for (cnt = 0; cnt < size;) {
1380 c = *b++;
1381 printk("%02x",(uint32_t) c);
1382 cnt++;
1383 if (!(cnt % 16))
1384 printk("\n");
1385 else
1386 printk(" ");
1387 }
1388 if (cnt % 16)
1389 printk("\n");
1390 }
1391
1392 /**************************************************************************
1393 * qla2x00_print_scsi_cmd
1394 * Dumps out info about the scsi cmd and srb.
1395 * Input
1396 * cmd : struct scsi_cmnd
1397 **************************************************************************/
1398 void
1399 qla2x00_print_scsi_cmd(struct scsi_cmnd * cmd)
1400 {
1401 int i;
1402 struct scsi_qla_host *ha;
1403 srb_t *sp;
1404
1405 ha = shost_priv(cmd->device->host);
1406
1407 sp = (srb_t *) cmd->SCp.ptr;
1408 printk("SCSI Command @=0x%p, Handle=0x%p\n", cmd, cmd->host_scribble);
1409 printk(" chan=0x%02x, target=0x%02x, lun=0x%02x, cmd_len=0x%02x\n",
1410 cmd->device->channel, cmd->device->id, cmd->device->lun,
1411 cmd->cmd_len);
1412 printk(" CDB: ");
1413 for (i = 0; i < cmd->cmd_len; i++) {
1414 printk("0x%02x ", cmd->cmnd[i]);
1415 }
1416 printk("\n seg_cnt=%d, allowed=%d, retries=%d\n",
1417 scsi_sg_count(cmd), cmd->allowed, cmd->retries);
1418 printk(" request buffer=0x%p, request buffer len=0x%x\n",
1419 scsi_sglist(cmd), scsi_bufflen(cmd));
1420 printk(" tag=%d, transfersize=0x%x\n",
1421 cmd->tag, cmd->transfersize);
1422 printk(" serial_number=%lx, SP=%p\n", cmd->serial_number, sp);
1423 printk(" data direction=%d\n", cmd->sc_data_direction);
1424
1425 if (!sp)
1426 return;
1427
1428 printk(" sp flags=0x%x\n", sp->flags);
1429 }
1430
1431 void
1432 qla2x00_dump_pkt(void *pkt)
1433 {
1434 uint32_t i;
1435 uint8_t *data = (uint8_t *) pkt;
1436
1437 for (i = 0; i < 64; i++) {
1438 if (!(i % 4))
1439 printk("\n%02x: ", i);
1440
1441 printk("%02x ", data[i]);
1442 }
1443 printk("\n");
1444 }
1445
1446 #if defined(QL_DEBUG_ROUTINES)
1447 /*
1448 * qla2x00_formatted_dump_buffer
1449 * Prints string plus buffer.
1450 *
1451 * Input:
1452 * string = Null terminated string (no newline at end).
1453 * buffer = buffer address.
1454 * wd_size = word size 8, 16, 32 or 64 bits
1455 * count = number of words.
1456 */
1457 void
1458 qla2x00_formatted_dump_buffer(char *string, uint8_t * buffer,
1459 uint8_t wd_size, uint32_t count)
1460 {
1461 uint32_t cnt;
1462 uint16_t *buf16;
1463 uint32_t *buf32;
1464
1465 if (strcmp(string, "") != 0)
1466 printk("%s\n",string);
1467
1468 switch (wd_size) {
1469 case 8:
1470 printk(" 0 1 2 3 4 5 6 7 "
1471 "8 9 Ah Bh Ch Dh Eh Fh\n");
1472 printk("-----------------------------------------"
1473 "-------------------------------------\n");
1474
1475 for (cnt = 1; cnt <= count; cnt++, buffer++) {
1476 printk("%02x",*buffer);
1477 if (cnt % 16 == 0)
1478 printk("\n");
1479 else
1480 printk(" ");
1481 }
1482 if (cnt % 16 != 0)
1483 printk("\n");
1484 break;
1485 case 16:
1486 printk(" 0 2 4 6 8 Ah "
1487 " Ch Eh\n");
1488 printk("-----------------------------------------"
1489 "-------------\n");
1490
1491 buf16 = (uint16_t *) buffer;
1492 for (cnt = 1; cnt <= count; cnt++, buf16++) {
1493 printk("%4x",*buf16);
1494
1495 if (cnt % 8 == 0)
1496 printk("\n");
1497 else if (*buf16 < 10)
1498 printk(" ");
1499 else
1500 printk(" ");
1501 }
1502 if (cnt % 8 != 0)
1503 printk("\n");
1504 break;
1505 case 32:
1506 printk(" 0 4 8 Ch\n");
1507 printk("------------------------------------------\n");
1508
1509 buf32 = (uint32_t *) buffer;
1510 for (cnt = 1; cnt <= count; cnt++, buf32++) {
1511 printk("%8x", *buf32);
1512
1513 if (cnt % 4 == 0)
1514 printk("\n");
1515 else if (*buf32 < 10)
1516 printk(" ");
1517 else
1518 printk(" ");
1519 }
1520 if (cnt % 4 != 0)
1521 printk("\n");
1522 break;
1523 default:
1524 break;
1525 }
1526 }
1527 #endif
WRT350N Kernel Patches