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[SCSI] qla2xxx: Correct staging of RISC while attempting to pause.
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / scsi / qla2xxx / qla_dbg.c
blob2defe0c21df4992ccd865518bb606210489bd8c9
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
1076 fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
1077
1078 /* Pause RISC. */
1079 rval = qla24xx_pause_risc(reg);
1080 if (rval != QLA_SUCCESS)
1081 goto qla25xx_fw_dump_failed_0;
1082
1083 /* Host interface registers. */
1084 dmp_reg = &reg->flash_addr;
1085 for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
1086 fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
1087
1088 /* Disable interrupts. */
1089 WRT_REG_DWORD(&reg->ictrl, 0);
1090 RD_REG_DWORD(&reg->ictrl);
1091
1092 /* Shadow registers. */
1093 WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
1094 RD_REG_DWORD(&reg->iobase_addr);
1095 WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
1096 fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1097
1098 WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
1099 fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1100
1101 WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
1102 fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1103
1104 WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
1105 fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1106
1107 WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
1108 fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1109
1110 WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
1111 fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1112
1113 WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
1114 fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1115
1116 WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
1117 fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1118
1119 WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
1120 fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1121
1122 WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
1123 fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1124
1125 WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
1126 fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
1127
1128 /* RISC I/O register. */
1129 WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
1130 fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
1131
1132 /* Mailbox registers. */
1133 mbx_reg = &reg->mailbox0;
1134 for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
1135 fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
1136
1137 /* Transfer sequence registers. */
1138 iter_reg = fw->xseq_gp_reg;
1139 iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
1140 iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
1141 iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
1142 iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
1143 iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
1144 iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
1145 iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
1146 qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
1147
1148 iter_reg = fw->xseq_0_reg;
1149 iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
1150 iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
1151 qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
1152
1153 qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
1154
1155 /* Receive sequence registers. */
1156 iter_reg = fw->rseq_gp_reg;
1157 iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
1158 iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
1159 iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
1160 iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
1161 iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
1162 iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
1163 iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
1164 qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
1165
1166 iter_reg = fw->rseq_0_reg;
1167 iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
1168 qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
1169
1170 qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
1171 qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
1172
1173 /* Auxiliary sequence registers. */
1174 iter_reg = fw->aseq_gp_reg;
1175 iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
1176 iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
1177 iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
1178 iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
1179 iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
1180 iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
1181 iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
1182 qla24xx_read_window(reg, 0xB070, 16, iter_reg);
1183
1184 iter_reg = fw->aseq_0_reg;
1185 iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
1186 qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
1187
1188 qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
1189 qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
1190
1191 /* Command DMA registers. */
1192 qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
1193
1194 /* Queues. */
1195 iter_reg = fw->req0_dma_reg;
1196 iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
1197 dmp_reg = &reg->iobase_q;
1198 for (cnt = 0; cnt < 7; cnt++)
1199 *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1200
1201 iter_reg = fw->resp0_dma_reg;
1202 iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
1203 dmp_reg = &reg->iobase_q;
1204 for (cnt = 0; cnt < 7; cnt++)
1205 *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1206
1207 iter_reg = fw->req1_dma_reg;
1208 iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
1209 dmp_reg = &reg->iobase_q;
1210 for (cnt = 0; cnt < 7; cnt++)
1211 *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
1212
1213 /* Transmit DMA registers. */
1214 iter_reg = fw->xmt0_dma_reg;
1215 iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
1216 qla24xx_read_window(reg, 0x7610, 16, iter_reg);
1217
1218 iter_reg = fw->xmt1_dma_reg;
1219 iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
1220 qla24xx_read_window(reg, 0x7630, 16, iter_reg);
1221
1222 iter_reg = fw->xmt2_dma_reg;
1223 iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
1224 qla24xx_read_window(reg, 0x7650, 16, iter_reg);
1225
1226 iter_reg = fw->xmt3_dma_reg;
1227 iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
1228 qla24xx_read_window(reg, 0x7670, 16, iter_reg);
1229
1230 iter_reg = fw->xmt4_dma_reg;
1231 iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
1232 qla24xx_read_window(reg, 0x7690, 16, iter_reg);
1233
1234 qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
1235
1236 /* Receive DMA registers. */
1237 iter_reg = fw->rcvt0_data_dma_reg;
1238 iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
1239 qla24xx_read_window(reg, 0x7710, 16, iter_reg);
1240
1241 iter_reg = fw->rcvt1_data_dma_reg;
1242 iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
1243 qla24xx_read_window(reg, 0x7730, 16, iter_reg);
1244
1245 /* RISC registers. */
1246 iter_reg = fw->risc_gp_reg;
1247 iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
1248 iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
1249 iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
1250 iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
1251 iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
1252 iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
1253 iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
1254 qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
1255
1256 /* Local memory controller registers. */
1257 iter_reg = fw->lmc_reg;
1258 iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
1259 iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
1260 iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
1261 iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
1262 iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
1263 iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
1264 iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
1265 qla24xx_read_window(reg, 0x3070, 16, iter_reg);
1266
1267 /* Fibre Protocol Module registers. */
1268 iter_reg = fw->fpm_hdw_reg;
1269 iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
1270 iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
1271 iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
1272 iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
1273 iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
1274 iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
1275 iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
1276 iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
1277 iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
1278 iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
1279 iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
1280 qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
1281
1282 /* Frame Buffer registers. */
1283 iter_reg = fw->fb_hdw_reg;
1284 iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
1285 iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
1286 iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
1287 iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
1288 iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
1289 iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
1290 iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
1291 iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
1292 iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
1293 iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
1294 iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
1295 qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
1296
1297 rval = qla24xx_soft_reset(ha);
1298 if (rval != QLA_SUCCESS)
1299 goto qla25xx_fw_dump_failed_0;
1300
1301 rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
1302 fw->ext_mem, &nxt);
1303 if (rval != QLA_SUCCESS)
1304 goto qla25xx_fw_dump_failed_0;
1305
1306 nxt = qla2xxx_copy_queues(ha, nxt);
1307 if (ha->eft)
1308 memcpy(nxt, ha->eft, ntohl(ha->fw_dump->eft_size));
1309
1310 qla25xx_fw_dump_failed_0:
1311 if (rval != QLA_SUCCESS) {
1312 qla_printk(KERN_WARNING, ha,
1313 "Failed to dump firmware (%x)!!!\n", rval);
1314 ha->fw_dumped = 0;
1315
1316 } else {
1317 qla_printk(KERN_INFO, ha,
1318 "Firmware dump saved to temp buffer (%ld/%p).\n",
1319 ha->host_no, ha->fw_dump);
1320 ha->fw_dumped = 1;
1321 }
1322
1323 qla25xx_fw_dump_failed:
1324 if (!hardware_locked)
1325 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1326 }
1327
1328 /****************************************************************************/
1329 /* Driver Debug Functions. */
1330 /****************************************************************************/
1331
1332 void
1333 qla2x00_dump_regs(scsi_qla_host_t *ha)
1334 {
1335 int i;
1336 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1337 struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
1338 uint16_t __iomem *mbx_reg;
1339
1340 mbx_reg = IS_FWI2_CAPABLE(ha) ? &reg24->mailbox0:
1341 MAILBOX_REG(ha, reg, 0);
1342
1343 printk("Mailbox registers:\n");
1344 for (i = 0; i < 6; i++)
1345 printk("scsi(%ld): mbox %d 0x%04x \n", ha->host_no, i,
1346 RD_REG_WORD(mbx_reg++));
1347 }
1348
1349
1350 void
1351 qla2x00_dump_buffer(uint8_t * b, uint32_t size)
1352 {
1353 uint32_t cnt;
1354 uint8_t c;
1355
1356 printk(" 0 1 2 3 4 5 6 7 8 9 "
1357 "Ah Bh Ch Dh Eh Fh\n");
1358 printk("----------------------------------------"
1359 "----------------------\n");
1360
1361 for (cnt = 0; cnt < size;) {
1362 c = *b++;
1363 printk("%02x",(uint32_t) c);
1364 cnt++;
1365 if (!(cnt % 16))
1366 printk("\n");
1367 else
1368 printk(" ");
1369 }
1370 if (cnt % 16)
1371 printk("\n");
1372 }
1373
1374 /**************************************************************************
1375 * qla2x00_print_scsi_cmd
1376 * Dumps out info about the scsi cmd and srb.
1377 * Input
1378 * cmd : struct scsi_cmnd
1379 **************************************************************************/
1380 void
1381 qla2x00_print_scsi_cmd(struct scsi_cmnd * cmd)
1382 {
1383 int i;
1384 struct scsi_qla_host *ha;
1385 srb_t *sp;
1386
1387 ha = (struct scsi_qla_host *)cmd->device->host->hostdata;
1388
1389 sp = (srb_t *) cmd->SCp.ptr;
1390 printk("SCSI Command @=0x%p, Handle=0x%p\n", cmd, cmd->host_scribble);
1391 printk(" chan=0x%02x, target=0x%02x, lun=0x%02x, cmd_len=0x%02x\n",
1392 cmd->device->channel, cmd->device->id, cmd->device->lun,
1393 cmd->cmd_len);
1394 printk(" CDB: ");
1395 for (i = 0; i < cmd->cmd_len; i++) {
1396 printk("0x%02x ", cmd->cmnd[i]);
1397 }
1398 printk("\n seg_cnt=%d, allowed=%d, retries=%d\n",
1399 scsi_sg_count(cmd), cmd->allowed, cmd->retries);
1400 printk(" request buffer=0x%p, request buffer len=0x%x\n",
1401 scsi_sglist(cmd), scsi_bufflen(cmd));
1402 printk(" tag=%d, transfersize=0x%x\n",
1403 cmd->tag, cmd->transfersize);
1404 printk(" serial_number=%lx, SP=%p\n", cmd->serial_number, sp);
1405 printk(" data direction=%d\n", cmd->sc_data_direction);
1406
1407 if (!sp)
1408 return;
1409
1410 printk(" sp flags=0x%x\n", sp->flags);
1411 }
1412
1413 void
1414 qla2x00_dump_pkt(void *pkt)
1415 {
1416 uint32_t i;
1417 uint8_t *data = (uint8_t *) pkt;
1418
1419 for (i = 0; i < 64; i++) {
1420 if (!(i % 4))
1421 printk("\n%02x: ", i);
1422
1423 printk("%02x ", data[i]);
1424 }
1425 printk("\n");
1426 }
1427
1428 #if defined(QL_DEBUG_ROUTINES)
1429 /*
1430 * qla2x00_formatted_dump_buffer
1431 * Prints string plus buffer.
1432 *
1433 * Input:
1434 * string = Null terminated string (no newline at end).
1435 * buffer = buffer address.
1436 * wd_size = word size 8, 16, 32 or 64 bits
1437 * count = number of words.
1438 */
1439 void
1440 qla2x00_formatted_dump_buffer(char *string, uint8_t * buffer,
1441 uint8_t wd_size, uint32_t count)
1442 {
1443 uint32_t cnt;
1444 uint16_t *buf16;
1445 uint32_t *buf32;
1446
1447 if (strcmp(string, "") != 0)
1448 printk("%s\n",string);
1449
1450 switch (wd_size) {
1451 case 8:
1452 printk(" 0 1 2 3 4 5 6 7 "
1453 "8 9 Ah Bh Ch Dh Eh Fh\n");
1454 printk("-----------------------------------------"
1455 "-------------------------------------\n");
1456
1457 for (cnt = 1; cnt <= count; cnt++, buffer++) {
1458 printk("%02x",*buffer);
1459 if (cnt % 16 == 0)
1460 printk("\n");
1461 else
1462 printk(" ");
1463 }
1464 if (cnt % 16 != 0)
1465 printk("\n");
1466 break;
1467 case 16:
1468 printk(" 0 2 4 6 8 Ah "
1469 " Ch Eh\n");
1470 printk("-----------------------------------------"
1471 "-------------\n");
1472
1473 buf16 = (uint16_t *) buffer;
1474 for (cnt = 1; cnt <= count; cnt++, buf16++) {
1475 printk("%4x",*buf16);
1476
1477 if (cnt % 8 == 0)
1478 printk("\n");
1479 else if (*buf16 < 10)
1480 printk(" ");
1481 else
1482 printk(" ");
1483 }
1484 if (cnt % 8 != 0)
1485 printk("\n");
1486 break;
1487 case 32:
1488 printk(" 0 4 8 Ch\n");
1489 printk("------------------------------------------\n");
1490
1491 buf32 = (uint32_t *) buffer;
1492 for (cnt = 1; cnt <= count; cnt++, buf32++) {
1493 printk("%8x", *buf32);
1494
1495 if (cnt % 4 == 0)
1496 printk("\n");
1497 else if (*buf32 < 10)
1498 printk(" ");
1499 else
1500 printk(" ");
1501 }
1502 if (cnt % 4 != 0)
1503 printk("\n");
1504 break;
1505 default:
1506 break;
1507 }
1508 }
1509 #endif
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree