1 // SPDX-License-Identifier: GPL-2.0
2 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
3
4 #include <linux/slab.h>
5
6 #include "qlge.h"
7
8 /* Read a NIC register from the alternate function. */
qlge_read_other_func_reg(struct qlge_adapter * qdev,u32 reg)9 static u32 qlge_read_other_func_reg(struct qlge_adapter *qdev,
10 u32 reg)
11 {
12 u32 register_to_read;
13 u32 reg_val;
14 unsigned int status = 0;
15
16 register_to_read = MPI_NIC_REG_BLOCK
17 | MPI_NIC_READ
18 | (qdev->alt_func << MPI_NIC_FUNCTION_SHIFT)
19 | reg;
20 status = qlge_read_mpi_reg(qdev, register_to_read, ®_val);
21 if (status != 0)
22 return 0xffffffff;
23
24 return reg_val;
25 }
26
27 /* Write a NIC register from the alternate function. */
qlge_write_other_func_reg(struct qlge_adapter * qdev,u32 reg,u32 reg_val)28 static int qlge_write_other_func_reg(struct qlge_adapter *qdev,
29 u32 reg, u32 reg_val)
30 {
31 u32 register_to_read;
32
33 register_to_read = MPI_NIC_REG_BLOCK
34 | MPI_NIC_READ
35 | (qdev->alt_func << MPI_NIC_FUNCTION_SHIFT)
36 | reg;
37
38 return qlge_write_mpi_reg(qdev, register_to_read, reg_val);
39 }
40
qlge_wait_other_func_reg_rdy(struct qlge_adapter * qdev,u32 reg,u32 bit,u32 err_bit)41 static int qlge_wait_other_func_reg_rdy(struct qlge_adapter *qdev, u32 reg,
42 u32 bit, u32 err_bit)
43 {
44 u32 temp;
45 int count;
46
47 for (count = 10; count; count--) {
48 temp = qlge_read_other_func_reg(qdev, reg);
49
50 /* check for errors */
51 if (temp & err_bit)
52 return -1;
53 else if (temp & bit)
54 return 0;
55 mdelay(10);
56 }
57 return -1;
58 }
59
qlge_read_other_func_serdes_reg(struct qlge_adapter * qdev,u32 reg,u32 * data)60 static int qlge_read_other_func_serdes_reg(struct qlge_adapter *qdev, u32 reg,
61 u32 *data)
62 {
63 int status;
64
65 /* wait for reg to come ready */
66 status = qlge_wait_other_func_reg_rdy(qdev, XG_SERDES_ADDR / 4,
67 XG_SERDES_ADDR_RDY, 0);
68 if (status)
69 goto exit;
70
71 /* set up for reg read */
72 qlge_write_other_func_reg(qdev, XG_SERDES_ADDR / 4, reg | PROC_ADDR_R);
73
74 /* wait for reg to come ready */
75 status = qlge_wait_other_func_reg_rdy(qdev, XG_SERDES_ADDR / 4,
76 XG_SERDES_ADDR_RDY, 0);
77 if (status)
78 goto exit;
79
80 /* get the data */
81 *data = qlge_read_other_func_reg(qdev, (XG_SERDES_DATA / 4));
82 exit:
83 return status;
84 }
85
86 /* Read out the SERDES registers */
qlge_read_serdes_reg(struct qlge_adapter * qdev,u32 reg,u32 * data)87 static int qlge_read_serdes_reg(struct qlge_adapter *qdev, u32 reg, u32 *data)
88 {
89 int status;
90
91 /* wait for reg to come ready */
92 status = qlge_wait_reg_rdy(qdev, XG_SERDES_ADDR, XG_SERDES_ADDR_RDY, 0);
93 if (status)
94 goto exit;
95
96 /* set up for reg read */
97 qlge_write32(qdev, XG_SERDES_ADDR, reg | PROC_ADDR_R);
98
99 /* wait for reg to come ready */
100 status = qlge_wait_reg_rdy(qdev, XG_SERDES_ADDR, XG_SERDES_ADDR_RDY, 0);
101 if (status)
102 goto exit;
103
104 /* get the data */
105 *data = qlge_read32(qdev, XG_SERDES_DATA);
106 exit:
107 return status;
108 }
109
qlge_get_both_serdes(struct qlge_adapter * qdev,u32 addr,u32 * direct_ptr,u32 * indirect_ptr,bool direct_valid,bool indirect_valid)110 static void qlge_get_both_serdes(struct qlge_adapter *qdev, u32 addr,
111 u32 *direct_ptr, u32 *indirect_ptr,
112 bool direct_valid, bool indirect_valid)
113 {
114 unsigned int status;
115
116 status = 1;
117 if (direct_valid)
118 status = qlge_read_serdes_reg(qdev, addr, direct_ptr);
119 /* Dead fill any failures or invalids. */
120 if (status)
121 *direct_ptr = 0xDEADBEEF;
122
123 status = 1;
124 if (indirect_valid)
125 status = qlge_read_other_func_serdes_reg(qdev, addr,
126 indirect_ptr);
127 /* Dead fill any failures or invalids. */
128 if (status)
129 *indirect_ptr = 0xDEADBEEF;
130 }
131
qlge_get_serdes_regs(struct qlge_adapter * qdev,struct qlge_mpi_coredump * mpi_coredump)132 static int qlge_get_serdes_regs(struct qlge_adapter *qdev,
133 struct qlge_mpi_coredump *mpi_coredump)
134 {
135 int status;
136 bool xfi_direct_valid = false, xfi_indirect_valid = false;
137 bool xaui_direct_valid = true, xaui_indirect_valid = true;
138 unsigned int i;
139 u32 *direct_ptr, temp;
140 u32 *indirect_ptr;
141
142 /* The XAUI needs to be read out per port */
143 status = qlge_read_other_func_serdes_reg(qdev,
144 XG_SERDES_XAUI_HSS_PCS_START,
145 &temp);
146 if (status)
147 temp = XG_SERDES_ADDR_XAUI_PWR_DOWN;
148
149 if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) ==
150 XG_SERDES_ADDR_XAUI_PWR_DOWN)
151 xaui_indirect_valid = false;
152
153 status = qlge_read_serdes_reg(qdev, XG_SERDES_XAUI_HSS_PCS_START, &temp);
154
155 if (status)
156 temp = XG_SERDES_ADDR_XAUI_PWR_DOWN;
157
158 if ((temp & XG_SERDES_ADDR_XAUI_PWR_DOWN) ==
159 XG_SERDES_ADDR_XAUI_PWR_DOWN)
160 xaui_direct_valid = false;
161
162 /*
163 * XFI register is shared so only need to read one
164 * functions and then check the bits.
165 */
166 status = qlge_read_serdes_reg(qdev, XG_SERDES_ADDR_STS, &temp);
167 if (status)
168 temp = 0;
169
170 if ((temp & XG_SERDES_ADDR_XFI1_PWR_UP) ==
171 XG_SERDES_ADDR_XFI1_PWR_UP) {
172 /* now see if i'm NIC 1 or NIC 2 */
173 if (qdev->func & 1)
174 /* I'm NIC 2, so the indirect (NIC1) xfi is up. */
175 xfi_indirect_valid = true;
176 else
177 xfi_direct_valid = true;
178 }
179 if ((temp & XG_SERDES_ADDR_XFI2_PWR_UP) ==
180 XG_SERDES_ADDR_XFI2_PWR_UP) {
181 /* now see if i'm NIC 1 or NIC 2 */
182 if (qdev->func & 1)
183 /* I'm NIC 2, so the indirect (NIC1) xfi is up. */
184 xfi_direct_valid = true;
185 else
186 xfi_indirect_valid = true;
187 }
188
189 /* Get XAUI_AN register block. */
190 if (qdev->func & 1) {
191 /* Function 2 is direct */
192 direct_ptr = mpi_coredump->serdes2_xaui_an;
193 indirect_ptr = mpi_coredump->serdes_xaui_an;
194 } else {
195 /* Function 1 is direct */
196 direct_ptr = mpi_coredump->serdes_xaui_an;
197 indirect_ptr = mpi_coredump->serdes2_xaui_an;
198 }
199
200 for (i = 0; i <= 0x000000034; i += 4, direct_ptr++, indirect_ptr++)
201 qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr,
202 xaui_direct_valid, xaui_indirect_valid);
203
204 /* Get XAUI_HSS_PCS register block. */
205 if (qdev->func & 1) {
206 direct_ptr =
207 mpi_coredump->serdes2_xaui_hss_pcs;
208 indirect_ptr =
209 mpi_coredump->serdes_xaui_hss_pcs;
210 } else {
211 direct_ptr =
212 mpi_coredump->serdes_xaui_hss_pcs;
213 indirect_ptr =
214 mpi_coredump->serdes2_xaui_hss_pcs;
215 }
216
217 for (i = 0x800; i <= 0x880; i += 4, direct_ptr++, indirect_ptr++)
218 qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr,
219 xaui_direct_valid, xaui_indirect_valid);
220
221 /* Get XAUI_XFI_AN register block. */
222 if (qdev->func & 1) {
223 direct_ptr = mpi_coredump->serdes2_xfi_an;
224 indirect_ptr = mpi_coredump->serdes_xfi_an;
225 } else {
226 direct_ptr = mpi_coredump->serdes_xfi_an;
227 indirect_ptr = mpi_coredump->serdes2_xfi_an;
228 }
229
230 for (i = 0x1000; i <= 0x1034; i += 4, direct_ptr++, indirect_ptr++)
231 qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr,
232 xfi_direct_valid, xfi_indirect_valid);
233
234 /* Get XAUI_XFI_TRAIN register block. */
235 if (qdev->func & 1) {
236 direct_ptr = mpi_coredump->serdes2_xfi_train;
237 indirect_ptr =
238 mpi_coredump->serdes_xfi_train;
239 } else {
240 direct_ptr = mpi_coredump->serdes_xfi_train;
241 indirect_ptr =
242 mpi_coredump->serdes2_xfi_train;
243 }
244
245 for (i = 0x1050; i <= 0x107c; i += 4, direct_ptr++, indirect_ptr++)
246 qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr,
247 xfi_direct_valid, xfi_indirect_valid);
248
249 /* Get XAUI_XFI_HSS_PCS register block. */
250 if (qdev->func & 1) {
251 direct_ptr =
252 mpi_coredump->serdes2_xfi_hss_pcs;
253 indirect_ptr =
254 mpi_coredump->serdes_xfi_hss_pcs;
255 } else {
256 direct_ptr =
257 mpi_coredump->serdes_xfi_hss_pcs;
258 indirect_ptr =
259 mpi_coredump->serdes2_xfi_hss_pcs;
260 }
261
262 for (i = 0x1800; i <= 0x1838; i += 4, direct_ptr++, indirect_ptr++)
263 qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr,
264 xfi_direct_valid, xfi_indirect_valid);
265
266 /* Get XAUI_XFI_HSS_TX register block. */
267 if (qdev->func & 1) {
268 direct_ptr =
269 mpi_coredump->serdes2_xfi_hss_tx;
270 indirect_ptr =
271 mpi_coredump->serdes_xfi_hss_tx;
272 } else {
273 direct_ptr = mpi_coredump->serdes_xfi_hss_tx;
274 indirect_ptr =
275 mpi_coredump->serdes2_xfi_hss_tx;
276 }
277 for (i = 0x1c00; i <= 0x1c1f; i++, direct_ptr++, indirect_ptr++)
278 qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr,
279 xfi_direct_valid, xfi_indirect_valid);
280
281 /* Get XAUI_XFI_HSS_RX register block. */
282 if (qdev->func & 1) {
283 direct_ptr =
284 mpi_coredump->serdes2_xfi_hss_rx;
285 indirect_ptr =
286 mpi_coredump->serdes_xfi_hss_rx;
287 } else {
288 direct_ptr = mpi_coredump->serdes_xfi_hss_rx;
289 indirect_ptr =
290 mpi_coredump->serdes2_xfi_hss_rx;
291 }
292
293 for (i = 0x1c40; i <= 0x1c5f; i++, direct_ptr++, indirect_ptr++)
294 qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr,
295 xfi_direct_valid, xfi_indirect_valid);
296
297 /* Get XAUI_XFI_HSS_PLL register block. */
298 if (qdev->func & 1) {
299 direct_ptr =
300 mpi_coredump->serdes2_xfi_hss_pll;
301 indirect_ptr =
302 mpi_coredump->serdes_xfi_hss_pll;
303 } else {
304 direct_ptr =
305 mpi_coredump->serdes_xfi_hss_pll;
306 indirect_ptr =
307 mpi_coredump->serdes2_xfi_hss_pll;
308 }
309 for (i = 0x1e00; i <= 0x1e1f; i++, direct_ptr++, indirect_ptr++)
310 qlge_get_both_serdes(qdev, i, direct_ptr, indirect_ptr,
311 xfi_direct_valid, xfi_indirect_valid);
312 return 0;
313 }
314
qlge_read_other_func_xgmac_reg(struct qlge_adapter * qdev,u32 reg,u32 * data)315 static int qlge_read_other_func_xgmac_reg(struct qlge_adapter *qdev, u32 reg,
316 u32 *data)
317 {
318 int status = 0;
319
320 /* wait for reg to come ready */
321 status = qlge_wait_other_func_reg_rdy(qdev, XGMAC_ADDR / 4,
322 XGMAC_ADDR_RDY, XGMAC_ADDR_XME);
323 if (status)
324 goto exit;
325
326 /* set up for reg read */
327 qlge_write_other_func_reg(qdev, XGMAC_ADDR / 4, reg | XGMAC_ADDR_R);
328
329 /* wait for reg to come ready */
330 status = qlge_wait_other_func_reg_rdy(qdev, XGMAC_ADDR / 4,
331 XGMAC_ADDR_RDY, XGMAC_ADDR_XME);
332 if (status)
333 goto exit;
334
335 /* get the data */
336 *data = qlge_read_other_func_reg(qdev, XGMAC_DATA / 4);
337 exit:
338 return status;
339 }
340
341 /* Read the 400 xgmac control/statistics registers
342 * skipping unused locations.
343 */
qlge_get_xgmac_regs(struct qlge_adapter * qdev,u32 * buf,unsigned int other_function)344 static int qlge_get_xgmac_regs(struct qlge_adapter *qdev, u32 *buf,
345 unsigned int other_function)
346 {
347 int status = 0;
348 int i;
349
350 for (i = PAUSE_SRC_LO; i < XGMAC_REGISTER_END; i += 4, buf++) {
351 /* We're reading 400 xgmac registers, but we filter out
352 * several locations that are non-responsive to reads.
353 */
354 if ((i == 0x00000114) || (i == 0x00000118) ||
355 (i == 0x0000013c) || (i == 0x00000140) ||
356 (i > 0x00000150 && i < 0x000001fc) ||
357 (i > 0x00000278 && i < 0x000002a0) ||
358 (i > 0x000002c0 && i < 0x000002cf) ||
359 (i > 0x000002dc && i < 0x000002f0) ||
360 (i > 0x000003c8 && i < 0x00000400) ||
361 (i > 0x00000400 && i < 0x00000410) ||
362 (i > 0x00000410 && i < 0x00000420) ||
363 (i > 0x00000420 && i < 0x00000430) ||
364 (i > 0x00000430 && i < 0x00000440) ||
365 (i > 0x00000440 && i < 0x00000450) ||
366 (i > 0x00000450 && i < 0x00000500) ||
367 (i > 0x0000054c && i < 0x00000568) ||
368 (i > 0x000005c8 && i < 0x00000600)) {
369 if (other_function)
370 status = qlge_read_other_func_xgmac_reg(qdev, i, buf);
371 else
372 status = qlge_read_xgmac_reg(qdev, i, buf);
373
374 if (status)
375 *buf = 0xdeadbeef;
376 break;
377 }
378 }
379 return status;
380 }
381
qlge_get_ets_regs(struct qlge_adapter * qdev,u32 * buf)382 static int qlge_get_ets_regs(struct qlge_adapter *qdev, u32 *buf)
383 {
384 int i;
385
386 for (i = 0; i < 8; i++, buf++) {
387 qlge_write32(qdev, NIC_ETS, i << 29 | 0x08000000);
388 *buf = qlge_read32(qdev, NIC_ETS);
389 }
390
391 for (i = 0; i < 2; i++, buf++) {
392 qlge_write32(qdev, CNA_ETS, i << 29 | 0x08000000);
393 *buf = qlge_read32(qdev, CNA_ETS);
394 }
395
396 return 0;
397 }
398
qlge_get_intr_states(struct qlge_adapter * qdev,u32 * buf)399 static void qlge_get_intr_states(struct qlge_adapter *qdev, u32 *buf)
400 {
401 int i;
402
403 for (i = 0; i < qdev->rx_ring_count; i++, buf++) {
404 qlge_write32(qdev, INTR_EN,
405 qdev->intr_context[i].intr_read_mask);
406 *buf = qlge_read32(qdev, INTR_EN);
407 }
408 }
409
qlge_get_cam_entries(struct qlge_adapter * qdev,u32 * buf)410 static int qlge_get_cam_entries(struct qlge_adapter *qdev, u32 *buf)
411 {
412 int i, status;
413 u32 value[3];
414
415 status = qlge_sem_spinlock(qdev, SEM_MAC_ADDR_MASK);
416 if (status)
417 return status;
418
419 for (i = 0; i < 16; i++) {
420 status = qlge_get_mac_addr_reg(qdev,
421 MAC_ADDR_TYPE_CAM_MAC, i, value);
422 if (status) {
423 netif_err(qdev, drv, qdev->ndev,
424 "Failed read of mac index register\n");
425 goto err;
426 }
427 *buf++ = value[0]; /* lower MAC address */
428 *buf++ = value[1]; /* upper MAC address */
429 *buf++ = value[2]; /* output */
430 }
431 for (i = 0; i < 32; i++) {
432 status = qlge_get_mac_addr_reg(qdev, MAC_ADDR_TYPE_MULTI_MAC,
433 i, value);
434 if (status) {
435 netif_err(qdev, drv, qdev->ndev,
436 "Failed read of mac index register\n");
437 goto err;
438 }
439 *buf++ = value[0]; /* lower Mcast address */
440 *buf++ = value[1]; /* upper Mcast address */
441 }
442 err:
443 qlge_sem_unlock(qdev, SEM_MAC_ADDR_MASK);
444 return status;
445 }
446
qlge_get_routing_entries(struct qlge_adapter * qdev,u32 * buf)447 static int qlge_get_routing_entries(struct qlge_adapter *qdev, u32 *buf)
448 {
449 int status;
450 u32 value, i;
451
452 status = qlge_sem_spinlock(qdev, SEM_RT_IDX_MASK);
453 if (status)
454 return status;
455
456 for (i = 0; i < 16; i++) {
457 status = qlge_get_routing_reg(qdev, i, &value);
458 if (status) {
459 netif_err(qdev, drv, qdev->ndev,
460 "Failed read of routing index register\n");
461 goto err;
462 } else {
463 *buf++ = value;
464 }
465 }
466 err:
467 qlge_sem_unlock(qdev, SEM_RT_IDX_MASK);
468 return status;
469 }
470
471 /* Read the MPI Processor shadow registers */
qlge_get_mpi_shadow_regs(struct qlge_adapter * qdev,u32 * buf)472 static int qlge_get_mpi_shadow_regs(struct qlge_adapter *qdev, u32 *buf)
473 {
474 u32 i;
475 int status;
476
477 for (i = 0; i < MPI_CORE_SH_REGS_CNT; i++, buf++) {
478 status = qlge_write_mpi_reg(qdev,
479 RISC_124,
480 (SHADOW_OFFSET | i << SHADOW_REG_SHIFT));
481 if (status)
482 goto end;
483 status = qlge_read_mpi_reg(qdev, RISC_127, buf);
484 if (status)
485 goto end;
486 }
487 end:
488 return status;
489 }
490
491 /* Read the MPI Processor core registers */
qlge_get_mpi_regs(struct qlge_adapter * qdev,u32 * buf,u32 offset,u32 count)492 static int qlge_get_mpi_regs(struct qlge_adapter *qdev, u32 *buf,
493 u32 offset, u32 count)
494 {
495 int i, status = 0;
496
497 for (i = 0; i < count; i++, buf++) {
498 status = qlge_read_mpi_reg(qdev, offset + i, buf);
499 if (status)
500 return status;
501 }
502 return status;
503 }
504
505 /* Read the ASIC probe dump */
qlge_get_probe(struct qlge_adapter * qdev,u32 clock,u32 valid,u32 * buf)506 static unsigned int *qlge_get_probe(struct qlge_adapter *qdev, u32 clock,
507 u32 valid, u32 *buf)
508 {
509 u32 module, mux_sel, probe, lo_val, hi_val;
510
511 for (module = 0; module < PRB_MX_ADDR_MAX_MODS; module++) {
512 if (!((valid >> module) & 1))
513 continue;
514 for (mux_sel = 0; mux_sel < PRB_MX_ADDR_MAX_MUX; mux_sel++) {
515 probe = clock
516 | PRB_MX_ADDR_ARE
517 | mux_sel
518 | (module << PRB_MX_ADDR_MOD_SEL_SHIFT);
519 qlge_write32(qdev, PRB_MX_ADDR, probe);
520 lo_val = qlge_read32(qdev, PRB_MX_DATA);
521 if (mux_sel == 0) {
522 *buf = probe;
523 buf++;
524 }
525 probe |= PRB_MX_ADDR_UP;
526 qlge_write32(qdev, PRB_MX_ADDR, probe);
527 hi_val = qlge_read32(qdev, PRB_MX_DATA);
528 *buf = lo_val;
529 buf++;
530 *buf = hi_val;
531 buf++;
532 }
533 }
534 return buf;
535 }
536
qlge_get_probe_dump(struct qlge_adapter * qdev,unsigned int * buf)537 static int qlge_get_probe_dump(struct qlge_adapter *qdev, unsigned int *buf)
538 {
539 /* First we have to enable the probe mux */
540 qlge_write_mpi_reg(qdev, MPI_TEST_FUNC_PRB_CTL, MPI_TEST_FUNC_PRB_EN);
541 buf = qlge_get_probe(qdev, PRB_MX_ADDR_SYS_CLOCK,
542 PRB_MX_ADDR_VALID_SYS_MOD, buf);
543 buf = qlge_get_probe(qdev, PRB_MX_ADDR_PCI_CLOCK,
544 PRB_MX_ADDR_VALID_PCI_MOD, buf);
545 buf = qlge_get_probe(qdev, PRB_MX_ADDR_XGM_CLOCK,
546 PRB_MX_ADDR_VALID_XGM_MOD, buf);
547 buf = qlge_get_probe(qdev, PRB_MX_ADDR_FC_CLOCK,
548 PRB_MX_ADDR_VALID_FC_MOD, buf);
549 return 0;
550 }
551
552 /* Read out the routing index registers */
qlge_get_routing_index_registers(struct qlge_adapter * qdev,u32 * buf)553 static int qlge_get_routing_index_registers(struct qlge_adapter *qdev, u32 *buf)
554 {
555 int status;
556 u32 type, index, index_max;
557 u32 result_index;
558 u32 result_data;
559 u32 val;
560
561 status = qlge_sem_spinlock(qdev, SEM_RT_IDX_MASK);
562 if (status)
563 return status;
564
565 for (type = 0; type < 4; type++) {
566 if (type < 2)
567 index_max = 8;
568 else
569 index_max = 16;
570 for (index = 0; index < index_max; index++) {
571 val = RT_IDX_RS
572 | (type << RT_IDX_TYPE_SHIFT)
573 | (index << RT_IDX_IDX_SHIFT);
574 qlge_write32(qdev, RT_IDX, val);
575 result_index = 0;
576 while ((result_index & RT_IDX_MR) == 0)
577 result_index = qlge_read32(qdev, RT_IDX);
578 result_data = qlge_read32(qdev, RT_DATA);
579 *buf = type;
580 buf++;
581 *buf = index;
582 buf++;
583 *buf = result_index;
584 buf++;
585 *buf = result_data;
586 buf++;
587 }
588 }
589 qlge_sem_unlock(qdev, SEM_RT_IDX_MASK);
590 return status;
591 }
592
593 /* Read out the MAC protocol registers */
qlge_get_mac_protocol_registers(struct qlge_adapter * qdev,u32 * buf)594 static void qlge_get_mac_protocol_registers(struct qlge_adapter *qdev, u32 *buf)
595 {
596 u32 result_index, result_data;
597 u32 type;
598 u32 index;
599 u32 offset;
600 u32 val;
601 u32 initial_val = MAC_ADDR_RS;
602 u32 max_index;
603 u32 max_offset;
604
605 for (type = 0; type < MAC_ADDR_TYPE_COUNT; type++) {
606 switch (type) {
607 case 0: /* CAM */
608 initial_val |= MAC_ADDR_ADR;
609 max_index = MAC_ADDR_MAX_CAM_ENTRIES;
610 max_offset = MAC_ADDR_MAX_CAM_WCOUNT;
611 break;
612 case 1: /* Multicast MAC Address */
613 max_index = MAC_ADDR_MAX_CAM_WCOUNT;
614 max_offset = MAC_ADDR_MAX_CAM_WCOUNT;
615 break;
616 case 2: /* VLAN filter mask */
617 case 3: /* MC filter mask */
618 max_index = MAC_ADDR_MAX_CAM_WCOUNT;
619 max_offset = MAC_ADDR_MAX_CAM_WCOUNT;
620 break;
621 case 4: /* FC MAC addresses */
622 max_index = MAC_ADDR_MAX_FC_MAC_ENTRIES;
623 max_offset = MAC_ADDR_MAX_FC_MAC_WCOUNT;
624 break;
625 case 5: /* Mgmt MAC addresses */
626 max_index = MAC_ADDR_MAX_MGMT_MAC_ENTRIES;
627 max_offset = MAC_ADDR_MAX_MGMT_MAC_WCOUNT;
628 break;
629 case 6: /* Mgmt VLAN addresses */
630 max_index = MAC_ADDR_MAX_MGMT_VLAN_ENTRIES;
631 max_offset = MAC_ADDR_MAX_MGMT_VLAN_WCOUNT;
632 break;
633 case 7: /* Mgmt IPv4 address */
634 max_index = MAC_ADDR_MAX_MGMT_V4_ENTRIES;
635 max_offset = MAC_ADDR_MAX_MGMT_V4_WCOUNT;
636 break;
637 case 8: /* Mgmt IPv6 address */
638 max_index = MAC_ADDR_MAX_MGMT_V6_ENTRIES;
639 max_offset = MAC_ADDR_MAX_MGMT_V6_WCOUNT;
640 break;
641 case 9: /* Mgmt TCP/UDP Dest port */
642 max_index = MAC_ADDR_MAX_MGMT_TU_DP_ENTRIES;
643 max_offset = MAC_ADDR_MAX_MGMT_TU_DP_WCOUNT;
644 break;
645 default:
646 netdev_err(qdev->ndev, "Bad type!!! 0x%08x\n", type);
647 max_index = 0;
648 max_offset = 0;
649 break;
650 }
651 for (index = 0; index < max_index; index++) {
652 for (offset = 0; offset < max_offset; offset++) {
653 val = initial_val
654 | (type << MAC_ADDR_TYPE_SHIFT)
655 | (index << MAC_ADDR_IDX_SHIFT)
656 | (offset);
657 qlge_write32(qdev, MAC_ADDR_IDX, val);
658 result_index = 0;
659 while ((result_index & MAC_ADDR_MR) == 0) {
660 result_index = qlge_read32(qdev,
661 MAC_ADDR_IDX);
662 }
663 result_data = qlge_read32(qdev, MAC_ADDR_DATA);
664 *buf = result_index;
665 buf++;
666 *buf = result_data;
667 buf++;
668 }
669 }
670 }
671 }
672
qlge_get_sem_registers(struct qlge_adapter * qdev,u32 * buf)673 static void qlge_get_sem_registers(struct qlge_adapter *qdev, u32 *buf)
674 {
675 u32 func_num, reg, reg_val;
676 int status;
677
678 for (func_num = 0; func_num < MAX_SEMAPHORE_FUNCTIONS ; func_num++) {
679 reg = MPI_NIC_REG_BLOCK
680 | (func_num << MPI_NIC_FUNCTION_SHIFT)
681 | (SEM / 4);
682 status = qlge_read_mpi_reg(qdev, reg, ®_val);
683 *buf = reg_val;
684 /* if the read failed then dead fill the element. */
685 if (!status)
686 *buf = 0xdeadbeef;
687 buf++;
688 }
689 }
690
691 /* Create a coredump segment header */
qlge_build_coredump_seg_header(struct mpi_coredump_segment_header * seg_hdr,u32 seg_number,u32 seg_size,u8 * desc)692 static void qlge_build_coredump_seg_header(struct mpi_coredump_segment_header *seg_hdr,
693 u32 seg_number, u32 seg_size, u8 *desc)
694 {
695 memset(seg_hdr, 0, sizeof(struct mpi_coredump_segment_header));
696 seg_hdr->cookie = MPI_COREDUMP_COOKIE;
697 seg_hdr->seg_num = seg_number;
698 seg_hdr->seg_size = seg_size;
699 strncpy(seg_hdr->description, desc, (sizeof(seg_hdr->description)) - 1);
700 }
701
702 /*
703 * This function should be called when a coredump / probedump
704 * is to be extracted from the HBA. It is assumed there is a
705 * qdev structure that contains the base address of the register
706 * space for this function as well as a coredump structure that
707 * will contain the dump.
708 */
qlge_core_dump(struct qlge_adapter * qdev,struct qlge_mpi_coredump * mpi_coredump)709 int qlge_core_dump(struct qlge_adapter *qdev, struct qlge_mpi_coredump *mpi_coredump)
710 {
711 int status;
712 int i;
713
714 if (!mpi_coredump) {
715 netif_err(qdev, drv, qdev->ndev, "No memory allocated\n");
716 return -EINVAL;
717 }
718
719 /* Try to get the spinlock, but dont worry if
720 * it isn't available. If the firmware died it
721 * might be holding the sem.
722 */
723 qlge_sem_spinlock(qdev, SEM_PROC_REG_MASK);
724
725 status = qlge_pause_mpi_risc(qdev);
726 if (status) {
727 netif_err(qdev, drv, qdev->ndev,
728 "Failed RISC pause. Status = 0x%.08x\n", status);
729 goto err;
730 }
731
732 /* Insert the global header */
733 memset(&mpi_coredump->mpi_global_header, 0,
734 sizeof(struct mpi_coredump_global_header));
735 mpi_coredump->mpi_global_header.cookie = MPI_COREDUMP_COOKIE;
736 mpi_coredump->mpi_global_header.header_size =
737 sizeof(struct mpi_coredump_global_header);
738 mpi_coredump->mpi_global_header.image_size =
739 sizeof(struct qlge_mpi_coredump);
740 strncpy(mpi_coredump->mpi_global_header.id_string, "MPI Coredump",
741 sizeof(mpi_coredump->mpi_global_header.id_string));
742
743 /* Get generic NIC reg dump */
744 qlge_build_coredump_seg_header(&mpi_coredump->nic_regs_seg_hdr,
745 NIC1_CONTROL_SEG_NUM,
746 sizeof(struct mpi_coredump_segment_header) +
747 sizeof(mpi_coredump->nic_regs), "NIC1 Registers");
748
749 qlge_build_coredump_seg_header(&mpi_coredump->nic2_regs_seg_hdr,
750 NIC2_CONTROL_SEG_NUM,
751 sizeof(struct mpi_coredump_segment_header) +
752 sizeof(mpi_coredump->nic2_regs), "NIC2 Registers");
753
754 /* Get XGMac registers. (Segment 18, Rev C. step 21) */
755 qlge_build_coredump_seg_header(&mpi_coredump->xgmac1_seg_hdr,
756 NIC1_XGMAC_SEG_NUM,
757 sizeof(struct mpi_coredump_segment_header) +
758 sizeof(mpi_coredump->xgmac1), "NIC1 XGMac Registers");
759
760 qlge_build_coredump_seg_header(&mpi_coredump->xgmac2_seg_hdr,
761 NIC2_XGMAC_SEG_NUM,
762 sizeof(struct mpi_coredump_segment_header) +
763 sizeof(mpi_coredump->xgmac2), "NIC2 XGMac Registers");
764
765 if (qdev->func & 1) {
766 /* Odd means our function is NIC 2 */
767 for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
768 mpi_coredump->nic2_regs[i] =
769 qlge_read32(qdev, i * sizeof(u32));
770
771 for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
772 mpi_coredump->nic_regs[i] =
773 qlge_read_other_func_reg(qdev, (i * sizeof(u32)) / 4);
774
775 qlge_get_xgmac_regs(qdev, &mpi_coredump->xgmac2[0], 0);
776 qlge_get_xgmac_regs(qdev, &mpi_coredump->xgmac1[0], 1);
777 } else {
778 /* Even means our function is NIC 1 */
779 for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
780 mpi_coredump->nic_regs[i] =
781 qlge_read32(qdev, i * sizeof(u32));
782 for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
783 mpi_coredump->nic2_regs[i] =
784 qlge_read_other_func_reg(qdev, (i * sizeof(u32)) / 4);
785
786 qlge_get_xgmac_regs(qdev, &mpi_coredump->xgmac1[0], 0);
787 qlge_get_xgmac_regs(qdev, &mpi_coredump->xgmac2[0], 1);
788 }
789
790 /* Rev C. Step 20a */
791 qlge_build_coredump_seg_header(&mpi_coredump->xaui_an_hdr,
792 XAUI_AN_SEG_NUM,
793 sizeof(struct mpi_coredump_segment_header) +
794 sizeof(mpi_coredump->serdes_xaui_an),
795 "XAUI AN Registers");
796
797 /* Rev C. Step 20b */
798 qlge_build_coredump_seg_header(&mpi_coredump->xaui_hss_pcs_hdr,
799 XAUI_HSS_PCS_SEG_NUM,
800 sizeof(struct mpi_coredump_segment_header) +
801 sizeof(mpi_coredump->serdes_xaui_hss_pcs),
802 "XAUI HSS PCS Registers");
803
804 qlge_build_coredump_seg_header(&mpi_coredump->xfi_an_hdr, XFI_AN_SEG_NUM,
805 sizeof(struct mpi_coredump_segment_header) +
806 sizeof(mpi_coredump->serdes_xfi_an),
807 "XFI AN Registers");
808
809 qlge_build_coredump_seg_header(&mpi_coredump->xfi_train_hdr,
810 XFI_TRAIN_SEG_NUM,
811 sizeof(struct mpi_coredump_segment_header) +
812 sizeof(mpi_coredump->serdes_xfi_train),
813 "XFI TRAIN Registers");
814
815 qlge_build_coredump_seg_header(&mpi_coredump->xfi_hss_pcs_hdr,
816 XFI_HSS_PCS_SEG_NUM,
817 sizeof(struct mpi_coredump_segment_header) +
818 sizeof(mpi_coredump->serdes_xfi_hss_pcs),
819 "XFI HSS PCS Registers");
820
821 qlge_build_coredump_seg_header(&mpi_coredump->xfi_hss_tx_hdr,
822 XFI_HSS_TX_SEG_NUM,
823 sizeof(struct mpi_coredump_segment_header) +
824 sizeof(mpi_coredump->serdes_xfi_hss_tx),
825 "XFI HSS TX Registers");
826
827 qlge_build_coredump_seg_header(&mpi_coredump->xfi_hss_rx_hdr,
828 XFI_HSS_RX_SEG_NUM,
829 sizeof(struct mpi_coredump_segment_header) +
830 sizeof(mpi_coredump->serdes_xfi_hss_rx),
831 "XFI HSS RX Registers");
832
833 qlge_build_coredump_seg_header(&mpi_coredump->xfi_hss_pll_hdr,
834 XFI_HSS_PLL_SEG_NUM,
835 sizeof(struct mpi_coredump_segment_header) +
836 sizeof(mpi_coredump->serdes_xfi_hss_pll),
837 "XFI HSS PLL Registers");
838
839 qlge_build_coredump_seg_header(&mpi_coredump->xaui2_an_hdr,
840 XAUI2_AN_SEG_NUM,
841 sizeof(struct mpi_coredump_segment_header) +
842 sizeof(mpi_coredump->serdes2_xaui_an),
843 "XAUI2 AN Registers");
844
845 qlge_build_coredump_seg_header(&mpi_coredump->xaui2_hss_pcs_hdr,
846 XAUI2_HSS_PCS_SEG_NUM,
847 sizeof(struct mpi_coredump_segment_header) +
848 sizeof(mpi_coredump->serdes2_xaui_hss_pcs),
849 "XAUI2 HSS PCS Registers");
850
851 qlge_build_coredump_seg_header(&mpi_coredump->xfi2_an_hdr,
852 XFI2_AN_SEG_NUM,
853 sizeof(struct mpi_coredump_segment_header) +
854 sizeof(mpi_coredump->serdes2_xfi_an),
855 "XFI2 AN Registers");
856
857 qlge_build_coredump_seg_header(&mpi_coredump->xfi2_train_hdr,
858 XFI2_TRAIN_SEG_NUM,
859 sizeof(struct mpi_coredump_segment_header) +
860 sizeof(mpi_coredump->serdes2_xfi_train),
861 "XFI2 TRAIN Registers");
862
863 qlge_build_coredump_seg_header(&mpi_coredump->xfi2_hss_pcs_hdr,
864 XFI2_HSS_PCS_SEG_NUM,
865 sizeof(struct mpi_coredump_segment_header) +
866 sizeof(mpi_coredump->serdes2_xfi_hss_pcs),
867 "XFI2 HSS PCS Registers");
868
869 qlge_build_coredump_seg_header(&mpi_coredump->xfi2_hss_tx_hdr,
870 XFI2_HSS_TX_SEG_NUM,
871 sizeof(struct mpi_coredump_segment_header) +
872 sizeof(mpi_coredump->serdes2_xfi_hss_tx),
873 "XFI2 HSS TX Registers");
874
875 qlge_build_coredump_seg_header(&mpi_coredump->xfi2_hss_rx_hdr,
876 XFI2_HSS_RX_SEG_NUM,
877 sizeof(struct mpi_coredump_segment_header) +
878 sizeof(mpi_coredump->serdes2_xfi_hss_rx),
879 "XFI2 HSS RX Registers");
880
881 qlge_build_coredump_seg_header(&mpi_coredump->xfi2_hss_pll_hdr,
882 XFI2_HSS_PLL_SEG_NUM,
883 sizeof(struct mpi_coredump_segment_header) +
884 sizeof(mpi_coredump->serdes2_xfi_hss_pll),
885 "XFI2 HSS PLL Registers");
886
887 status = qlge_get_serdes_regs(qdev, mpi_coredump);
888 if (status) {
889 netif_err(qdev, drv, qdev->ndev,
890 "Failed Dump of Serdes Registers. Status = 0x%.08x\n",
891 status);
892 goto err;
893 }
894
895 qlge_build_coredump_seg_header(&mpi_coredump->core_regs_seg_hdr,
896 CORE_SEG_NUM,
897 sizeof(mpi_coredump->core_regs_seg_hdr) +
898 sizeof(mpi_coredump->mpi_core_regs) +
899 sizeof(mpi_coredump->mpi_core_sh_regs),
900 "Core Registers");
901
902 /* Get the MPI Core Registers */
903 status = qlge_get_mpi_regs(qdev, &mpi_coredump->mpi_core_regs[0],
904 MPI_CORE_REGS_ADDR, MPI_CORE_REGS_CNT);
905 if (status)
906 goto err;
907 /* Get the 16 MPI shadow registers */
908 status = qlge_get_mpi_shadow_regs(qdev,
909 &mpi_coredump->mpi_core_sh_regs[0]);
910 if (status)
911 goto err;
912
913 /* Get the Test Logic Registers */
914 qlge_build_coredump_seg_header(&mpi_coredump->test_logic_regs_seg_hdr,
915 TEST_LOGIC_SEG_NUM,
916 sizeof(struct mpi_coredump_segment_header)
917 + sizeof(mpi_coredump->test_logic_regs),
918 "Test Logic Regs");
919 status = qlge_get_mpi_regs(qdev, &mpi_coredump->test_logic_regs[0],
920 TEST_REGS_ADDR, TEST_REGS_CNT);
921 if (status)
922 goto err;
923
924 /* Get the RMII Registers */
925 qlge_build_coredump_seg_header(&mpi_coredump->rmii_regs_seg_hdr,
926 RMII_SEG_NUM,
927 sizeof(struct mpi_coredump_segment_header)
928 + sizeof(mpi_coredump->rmii_regs),
929 "RMII Registers");
930 status = qlge_get_mpi_regs(qdev, &mpi_coredump->rmii_regs[0],
931 RMII_REGS_ADDR, RMII_REGS_CNT);
932 if (status)
933 goto err;
934
935 /* Get the FCMAC1 Registers */
936 qlge_build_coredump_seg_header(&mpi_coredump->fcmac1_regs_seg_hdr,
937 FCMAC1_SEG_NUM,
938 sizeof(struct mpi_coredump_segment_header)
939 + sizeof(mpi_coredump->fcmac1_regs),
940 "FCMAC1 Registers");
941 status = qlge_get_mpi_regs(qdev, &mpi_coredump->fcmac1_regs[0],
942 FCMAC1_REGS_ADDR, FCMAC_REGS_CNT);
943 if (status)
944 goto err;
945
946 /* Get the FCMAC2 Registers */
947
948 qlge_build_coredump_seg_header(&mpi_coredump->fcmac2_regs_seg_hdr,
949 FCMAC2_SEG_NUM,
950 sizeof(struct mpi_coredump_segment_header)
951 + sizeof(mpi_coredump->fcmac2_regs),
952 "FCMAC2 Registers");
953
954 status = qlge_get_mpi_regs(qdev, &mpi_coredump->fcmac2_regs[0],
955 FCMAC2_REGS_ADDR, FCMAC_REGS_CNT);
956 if (status)
957 goto err;
958
959 /* Get the FC1 MBX Registers */
960 qlge_build_coredump_seg_header(&mpi_coredump->fc1_mbx_regs_seg_hdr,
961 FC1_MBOX_SEG_NUM,
962 sizeof(struct mpi_coredump_segment_header)
963 + sizeof(mpi_coredump->fc1_mbx_regs),
964 "FC1 MBox Regs");
965 status = qlge_get_mpi_regs(qdev, &mpi_coredump->fc1_mbx_regs[0],
966 FC1_MBX_REGS_ADDR, FC_MBX_REGS_CNT);
967 if (status)
968 goto err;
969
970 /* Get the IDE Registers */
971 qlge_build_coredump_seg_header(&mpi_coredump->ide_regs_seg_hdr,
972 IDE_SEG_NUM,
973 sizeof(struct mpi_coredump_segment_header)
974 + sizeof(mpi_coredump->ide_regs),
975 "IDE Registers");
976 status = qlge_get_mpi_regs(qdev, &mpi_coredump->ide_regs[0],
977 IDE_REGS_ADDR, IDE_REGS_CNT);
978 if (status)
979 goto err;
980
981 /* Get the NIC1 MBX Registers */
982 qlge_build_coredump_seg_header(&mpi_coredump->nic1_mbx_regs_seg_hdr,
983 NIC1_MBOX_SEG_NUM,
984 sizeof(struct mpi_coredump_segment_header)
985 + sizeof(mpi_coredump->nic1_mbx_regs),
986 "NIC1 MBox Regs");
987 status = qlge_get_mpi_regs(qdev, &mpi_coredump->nic1_mbx_regs[0],
988 NIC1_MBX_REGS_ADDR, NIC_MBX_REGS_CNT);
989 if (status)
990 goto err;
991
992 /* Get the SMBus Registers */
993 qlge_build_coredump_seg_header(&mpi_coredump->smbus_regs_seg_hdr,
994 SMBUS_SEG_NUM,
995 sizeof(struct mpi_coredump_segment_header)
996 + sizeof(mpi_coredump->smbus_regs),
997 "SMBus Registers");
998 status = qlge_get_mpi_regs(qdev, &mpi_coredump->smbus_regs[0],
999 SMBUS_REGS_ADDR, SMBUS_REGS_CNT);
1000 if (status)
1001 goto err;
1002
1003 /* Get the FC2 MBX Registers */
1004 qlge_build_coredump_seg_header(&mpi_coredump->fc2_mbx_regs_seg_hdr,
1005 FC2_MBOX_SEG_NUM,
1006 sizeof(struct mpi_coredump_segment_header)
1007 + sizeof(mpi_coredump->fc2_mbx_regs),
1008 "FC2 MBox Regs");
1009 status = qlge_get_mpi_regs(qdev, &mpi_coredump->fc2_mbx_regs[0],
1010 FC2_MBX_REGS_ADDR, FC_MBX_REGS_CNT);
1011 if (status)
1012 goto err;
1013
1014 /* Get the NIC2 MBX Registers */
1015 qlge_build_coredump_seg_header(&mpi_coredump->nic2_mbx_regs_seg_hdr,
1016 NIC2_MBOX_SEG_NUM,
1017 sizeof(struct mpi_coredump_segment_header)
1018 + sizeof(mpi_coredump->nic2_mbx_regs),
1019 "NIC2 MBox Regs");
1020 status = qlge_get_mpi_regs(qdev, &mpi_coredump->nic2_mbx_regs[0],
1021 NIC2_MBX_REGS_ADDR, NIC_MBX_REGS_CNT);
1022 if (status)
1023 goto err;
1024
1025 /* Get the I2C Registers */
1026 qlge_build_coredump_seg_header(&mpi_coredump->i2c_regs_seg_hdr,
1027 I2C_SEG_NUM,
1028 sizeof(struct mpi_coredump_segment_header)
1029 + sizeof(mpi_coredump->i2c_regs),
1030 "I2C Registers");
1031 status = qlge_get_mpi_regs(qdev, &mpi_coredump->i2c_regs[0],
1032 I2C_REGS_ADDR, I2C_REGS_CNT);
1033 if (status)
1034 goto err;
1035
1036 /* Get the MEMC Registers */
1037 qlge_build_coredump_seg_header(&mpi_coredump->memc_regs_seg_hdr,
1038 MEMC_SEG_NUM,
1039 sizeof(struct mpi_coredump_segment_header)
1040 + sizeof(mpi_coredump->memc_regs),
1041 "MEMC Registers");
1042 status = qlge_get_mpi_regs(qdev, &mpi_coredump->memc_regs[0],
1043 MEMC_REGS_ADDR, MEMC_REGS_CNT);
1044 if (status)
1045 goto err;
1046
1047 /* Get the PBus Registers */
1048 qlge_build_coredump_seg_header(&mpi_coredump->pbus_regs_seg_hdr,
1049 PBUS_SEG_NUM,
1050 sizeof(struct mpi_coredump_segment_header)
1051 + sizeof(mpi_coredump->pbus_regs),
1052 "PBUS Registers");
1053 status = qlge_get_mpi_regs(qdev, &mpi_coredump->pbus_regs[0],
1054 PBUS_REGS_ADDR, PBUS_REGS_CNT);
1055 if (status)
1056 goto err;
1057
1058 /* Get the MDE Registers */
1059 qlge_build_coredump_seg_header(&mpi_coredump->mde_regs_seg_hdr,
1060 MDE_SEG_NUM,
1061 sizeof(struct mpi_coredump_segment_header)
1062 + sizeof(mpi_coredump->mde_regs),
1063 "MDE Registers");
1064 status = qlge_get_mpi_regs(qdev, &mpi_coredump->mde_regs[0],
1065 MDE_REGS_ADDR, MDE_REGS_CNT);
1066 if (status)
1067 goto err;
1068
1069 qlge_build_coredump_seg_header(&mpi_coredump->misc_nic_seg_hdr,
1070 MISC_NIC_INFO_SEG_NUM,
1071 sizeof(struct mpi_coredump_segment_header)
1072 + sizeof(mpi_coredump->misc_nic_info),
1073 "MISC NIC INFO");
1074 mpi_coredump->misc_nic_info.rx_ring_count = qdev->rx_ring_count;
1075 mpi_coredump->misc_nic_info.tx_ring_count = qdev->tx_ring_count;
1076 mpi_coredump->misc_nic_info.intr_count = qdev->intr_count;
1077 mpi_coredump->misc_nic_info.function = qdev->func;
1078
1079 /* Segment 31 */
1080 /* Get indexed register values. */
1081 qlge_build_coredump_seg_header(&mpi_coredump->intr_states_seg_hdr,
1082 INTR_STATES_SEG_NUM,
1083 sizeof(struct mpi_coredump_segment_header)
1084 + sizeof(mpi_coredump->intr_states),
1085 "INTR States");
1086 qlge_get_intr_states(qdev, &mpi_coredump->intr_states[0]);
1087
1088 qlge_build_coredump_seg_header(&mpi_coredump->cam_entries_seg_hdr,
1089 CAM_ENTRIES_SEG_NUM,
1090 sizeof(struct mpi_coredump_segment_header)
1091 + sizeof(mpi_coredump->cam_entries),
1092 "CAM Entries");
1093 status = qlge_get_cam_entries(qdev, &mpi_coredump->cam_entries[0]);
1094 if (status)
1095 goto err;
1096
1097 qlge_build_coredump_seg_header(&mpi_coredump->nic_routing_words_seg_hdr,
1098 ROUTING_WORDS_SEG_NUM,
1099 sizeof(struct mpi_coredump_segment_header)
1100 + sizeof(mpi_coredump->nic_routing_words),
1101 "Routing Words");
1102 status = qlge_get_routing_entries(qdev,
1103 &mpi_coredump->nic_routing_words[0]);
1104 if (status)
1105 goto err;
1106
1107 /* Segment 34 (Rev C. step 23) */
1108 qlge_build_coredump_seg_header(&mpi_coredump->ets_seg_hdr,
1109 ETS_SEG_NUM,
1110 sizeof(struct mpi_coredump_segment_header)
1111 + sizeof(mpi_coredump->ets),
1112 "ETS Registers");
1113 status = qlge_get_ets_regs(qdev, &mpi_coredump->ets[0]);
1114 if (status)
1115 goto err;
1116
1117 qlge_build_coredump_seg_header(&mpi_coredump->probe_dump_seg_hdr,
1118 PROBE_DUMP_SEG_NUM,
1119 sizeof(struct mpi_coredump_segment_header)
1120 + sizeof(mpi_coredump->probe_dump),
1121 "Probe Dump");
1122 qlge_get_probe_dump(qdev, &mpi_coredump->probe_dump[0]);
1123
1124 qlge_build_coredump_seg_header(&mpi_coredump->routing_reg_seg_hdr,
1125 ROUTING_INDEX_SEG_NUM,
1126 sizeof(struct mpi_coredump_segment_header)
1127 + sizeof(mpi_coredump->routing_regs),
1128 "Routing Regs");
1129 status = qlge_get_routing_index_registers(qdev,
1130 &mpi_coredump->routing_regs[0]);
1131 if (status)
1132 goto err;
1133
1134 qlge_build_coredump_seg_header(&mpi_coredump->mac_prot_reg_seg_hdr,
1135 MAC_PROTOCOL_SEG_NUM,
1136 sizeof(struct mpi_coredump_segment_header)
1137 + sizeof(mpi_coredump->mac_prot_regs),
1138 "MAC Prot Regs");
1139 qlge_get_mac_protocol_registers(qdev, &mpi_coredump->mac_prot_regs[0]);
1140
1141 /* Get the semaphore registers for all 5 functions */
1142 qlge_build_coredump_seg_header(&mpi_coredump->sem_regs_seg_hdr,
1143 SEM_REGS_SEG_NUM,
1144 sizeof(struct mpi_coredump_segment_header) +
1145 sizeof(mpi_coredump->sem_regs), "Sem Registers");
1146
1147 qlge_get_sem_registers(qdev, &mpi_coredump->sem_regs[0]);
1148
1149 /* Prevent the mpi restarting while we dump the memory.*/
1150 qlge_write_mpi_reg(qdev, MPI_TEST_FUNC_RST_STS, MPI_TEST_FUNC_RST_FRC);
1151
1152 /* clear the pause */
1153 status = qlge_unpause_mpi_risc(qdev);
1154 if (status) {
1155 netif_err(qdev, drv, qdev->ndev,
1156 "Failed RISC unpause. Status = 0x%.08x\n", status);
1157 goto err;
1158 }
1159
1160 /* Reset the RISC so we can dump RAM */
1161 status = qlge_hard_reset_mpi_risc(qdev);
1162 if (status) {
1163 netif_err(qdev, drv, qdev->ndev,
1164 "Failed RISC reset. Status = 0x%.08x\n", status);
1165 goto err;
1166 }
1167
1168 qlge_build_coredump_seg_header(&mpi_coredump->code_ram_seg_hdr,
1169 WCS_RAM_SEG_NUM,
1170 sizeof(struct mpi_coredump_segment_header)
1171 + sizeof(mpi_coredump->code_ram),
1172 "WCS RAM");
1173 status = qlge_dump_risc_ram_area(qdev, &mpi_coredump->code_ram[0],
1174 CODE_RAM_ADDR, CODE_RAM_CNT);
1175 if (status) {
1176 netif_err(qdev, drv, qdev->ndev,
1177 "Failed Dump of CODE RAM. Status = 0x%.08x\n",
1178 status);
1179 goto err;
1180 }
1181
1182 /* Insert the segment header */
1183 qlge_build_coredump_seg_header(&mpi_coredump->memc_ram_seg_hdr,
1184 MEMC_RAM_SEG_NUM,
1185 sizeof(struct mpi_coredump_segment_header)
1186 + sizeof(mpi_coredump->memc_ram),
1187 "MEMC RAM");
1188 status = qlge_dump_risc_ram_area(qdev, &mpi_coredump->memc_ram[0],
1189 MEMC_RAM_ADDR, MEMC_RAM_CNT);
1190 if (status) {
1191 netif_err(qdev, drv, qdev->ndev,
1192 "Failed Dump of MEMC RAM. Status = 0x%.08x\n",
1193 status);
1194 goto err;
1195 }
1196 err:
1197 qlge_sem_unlock(qdev, SEM_PROC_REG_MASK); /* does flush too */
1198 return status;
1199 }
1200
qlge_get_core_dump(struct qlge_adapter * qdev)1201 static void qlge_get_core_dump(struct qlge_adapter *qdev)
1202 {
1203 if (!qlge_own_firmware(qdev)) {
1204 netif_err(qdev, drv, qdev->ndev, "Don't own firmware!\n");
1205 return;
1206 }
1207
1208 if (!netif_running(qdev->ndev)) {
1209 netif_err(qdev, ifup, qdev->ndev,
1210 "Force Coredump can only be done from interface that is up\n");
1211 return;
1212 }
1213 qlge_queue_fw_error(qdev);
1214 }
1215
qlge_gen_reg_dump(struct qlge_adapter * qdev,struct qlge_reg_dump * mpi_coredump)1216 static void qlge_gen_reg_dump(struct qlge_adapter *qdev,
1217 struct qlge_reg_dump *mpi_coredump)
1218 {
1219 int i, status;
1220
1221 memset(&mpi_coredump->mpi_global_header, 0,
1222 sizeof(struct mpi_coredump_global_header));
1223 mpi_coredump->mpi_global_header.cookie = MPI_COREDUMP_COOKIE;
1224 mpi_coredump->mpi_global_header.header_size =
1225 sizeof(struct mpi_coredump_global_header);
1226 mpi_coredump->mpi_global_header.image_size =
1227 sizeof(struct qlge_reg_dump);
1228 strncpy(mpi_coredump->mpi_global_header.id_string, "MPI Coredump",
1229 sizeof(mpi_coredump->mpi_global_header.id_string));
1230
1231 /* segment 16 */
1232 qlge_build_coredump_seg_header(&mpi_coredump->misc_nic_seg_hdr,
1233 MISC_NIC_INFO_SEG_NUM,
1234 sizeof(struct mpi_coredump_segment_header)
1235 + sizeof(mpi_coredump->misc_nic_info),
1236 "MISC NIC INFO");
1237 mpi_coredump->misc_nic_info.rx_ring_count = qdev->rx_ring_count;
1238 mpi_coredump->misc_nic_info.tx_ring_count = qdev->tx_ring_count;
1239 mpi_coredump->misc_nic_info.intr_count = qdev->intr_count;
1240 mpi_coredump->misc_nic_info.function = qdev->func;
1241
1242 /* Segment 16, Rev C. Step 18 */
1243 qlge_build_coredump_seg_header(&mpi_coredump->nic_regs_seg_hdr,
1244 NIC1_CONTROL_SEG_NUM,
1245 sizeof(struct mpi_coredump_segment_header)
1246 + sizeof(mpi_coredump->nic_regs),
1247 "NIC Registers");
1248 /* Get generic reg dump */
1249 for (i = 0; i < 64; i++)
1250 mpi_coredump->nic_regs[i] = qlge_read32(qdev, i * sizeof(u32));
1251
1252 /* Segment 31 */
1253 /* Get indexed register values. */
1254 qlge_build_coredump_seg_header(&mpi_coredump->intr_states_seg_hdr,
1255 INTR_STATES_SEG_NUM,
1256 sizeof(struct mpi_coredump_segment_header)
1257 + sizeof(mpi_coredump->intr_states),
1258 "INTR States");
1259 qlge_get_intr_states(qdev, &mpi_coredump->intr_states[0]);
1260
1261 qlge_build_coredump_seg_header(&mpi_coredump->cam_entries_seg_hdr,
1262 CAM_ENTRIES_SEG_NUM,
1263 sizeof(struct mpi_coredump_segment_header)
1264 + sizeof(mpi_coredump->cam_entries),
1265 "CAM Entries");
1266 status = qlge_get_cam_entries(qdev, &mpi_coredump->cam_entries[0]);
1267 if (status)
1268 return;
1269
1270 qlge_build_coredump_seg_header(&mpi_coredump->nic_routing_words_seg_hdr,
1271 ROUTING_WORDS_SEG_NUM,
1272 sizeof(struct mpi_coredump_segment_header)
1273 + sizeof(mpi_coredump->nic_routing_words),
1274 "Routing Words");
1275 status = qlge_get_routing_entries(qdev,
1276 &mpi_coredump->nic_routing_words[0]);
1277 if (status)
1278 return;
1279
1280 /* Segment 34 (Rev C. step 23) */
1281 qlge_build_coredump_seg_header(&mpi_coredump->ets_seg_hdr,
1282 ETS_SEG_NUM,
1283 sizeof(struct mpi_coredump_segment_header)
1284 + sizeof(mpi_coredump->ets),
1285 "ETS Registers");
1286 status = qlge_get_ets_regs(qdev, &mpi_coredump->ets[0]);
1287 if (status)
1288 return;
1289 }
1290
qlge_get_dump(struct qlge_adapter * qdev,void * buff)1291 void qlge_get_dump(struct qlge_adapter *qdev, void *buff)
1292 {
1293 /*
1294 * If the dump has already been taken and is stored
1295 * in our internal buffer and if force dump is set then
1296 * just start the spool to dump it to the log file
1297 * and also, take a snapshot of the general regs
1298 * to the user's buffer or else take complete dump
1299 * to the user's buffer if force is not set.
1300 */
1301
1302 if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) {
1303 if (!qlge_core_dump(qdev, buff))
1304 qlge_soft_reset_mpi_risc(qdev);
1305 else
1306 netif_err(qdev, drv, qdev->ndev, "coredump failed!\n");
1307 } else {
1308 qlge_gen_reg_dump(qdev, buff);
1309 qlge_get_core_dump(qdev);
1310 }
1311 }
1312