28
29#include "efsys.h"
30#include "efx.h"
31#include "efx_types.h"
32#include "efx_regs.h"
33#include "efx_impl.h"
34
35#if EFSYS_OPT_SIENA
36
37#if EFSYS_OPT_VPD || EFSYS_OPT_NVRAM
38
39 __checkReturn int
40siena_nvram_partn_size(
41 __in efx_nic_t *enp,
42 __in unsigned int partn,
43 __out size_t *sizep)
44{
45 efx_mcdi_req_t req;
46 uint8_t payload[MAX(MC_CMD_NVRAM_INFO_IN_LEN,
47 MC_CMD_NVRAM_INFO_OUT_LEN)];
48 int rc;
49
50 if ((1 << partn) & ~enp->en_u.siena.enu_partn_mask) {
51 rc = ENOTSUP;
52 goto fail1;
53 }
54
55 req.emr_cmd = MC_CMD_NVRAM_INFO;
56 req.emr_in_buf = payload;
57 req.emr_in_length = MC_CMD_NVRAM_INFO_IN_LEN;
58 req.emr_out_buf = payload;
59 req.emr_out_length = MC_CMD_NVRAM_INFO_OUT_LEN;
60
61 MCDI_IN_SET_DWORD(req, NVRAM_INFO_IN_TYPE, partn);
62
63 efx_mcdi_execute(enp, &req);
64
65 if (req.emr_rc != 0) {
66 rc = req.emr_rc;
67 goto fail2;
68 }
69
70 if (req.emr_out_length_used < MC_CMD_NVRAM_INFO_OUT_LEN) {
71 rc = EMSGSIZE;
72 goto fail3;
73 }
74
75 *sizep = MCDI_OUT_DWORD(req, NVRAM_INFO_OUT_SIZE);
76
77 return (0);
78
79fail3:
80 EFSYS_PROBE(fail3);
81fail2:
82 EFSYS_PROBE(fail2);
83fail1:
84 EFSYS_PROBE1(fail1, int, rc);
85
86 return (rc);
87}
88
89 __checkReturn int
90siena_nvram_partn_lock(
91 __in efx_nic_t *enp,
92 __in unsigned int partn)
93{
94 efx_mcdi_req_t req;
95 uint8_t payload[MC_CMD_NVRAM_UPDATE_START_IN_LEN];
96 int rc;
97
98 req.emr_cmd = MC_CMD_NVRAM_UPDATE_START;
99 req.emr_in_buf = payload;
100 req.emr_in_length = MC_CMD_NVRAM_UPDATE_START_IN_LEN;
101 EFX_STATIC_ASSERT(MC_CMD_NVRAM_UPDATE_START_OUT_LEN == 0);
102 req.emr_out_buf = NULL;
103 req.emr_out_length = 0;
104
105 MCDI_IN_SET_DWORD(req, NVRAM_UPDATE_START_IN_TYPE, partn);
106
107 efx_mcdi_execute(enp, &req);
108
109 if (req.emr_rc != 0) {
110 rc = req.emr_rc;
111 goto fail1;
112 }
113
114 return (0);
115
116fail1:
117 EFSYS_PROBE1(fail1, int, rc);
118
119 return (rc);
120}
121
122 __checkReturn int
123siena_nvram_partn_read(
124 __in efx_nic_t *enp,
125 __in unsigned int partn,
126 __in unsigned int offset,
127 __out_bcount(size) caddr_t data,
128 __in size_t size)
129{
130 efx_mcdi_req_t req;
131 uint8_t payload[MAX(MC_CMD_NVRAM_READ_IN_LEN,
132 MC_CMD_NVRAM_READ_OUT_LEN(SIENA_NVRAM_CHUNK))];
133 size_t chunk;
134 int rc;
135
136 while (size > 0) {
137 chunk = MIN(size, SIENA_NVRAM_CHUNK);
138
139 req.emr_cmd = MC_CMD_NVRAM_READ;
140 req.emr_in_buf = payload;
141 req.emr_in_length = MC_CMD_NVRAM_READ_IN_LEN;
142 req.emr_out_buf = payload;
143 req.emr_out_length =
144 MC_CMD_NVRAM_READ_OUT_LEN(SIENA_NVRAM_CHUNK);
145
146 MCDI_IN_SET_DWORD(req, NVRAM_READ_IN_TYPE, partn);
147 MCDI_IN_SET_DWORD(req, NVRAM_READ_IN_OFFSET, offset);
148 MCDI_IN_SET_DWORD(req, NVRAM_READ_IN_LENGTH, chunk);
149
150 efx_mcdi_execute(enp, &req);
151
152 if (req.emr_rc != 0) {
153 rc = req.emr_rc;
154 goto fail1;
155 }
156
157 if (req.emr_out_length_used <
158 MC_CMD_NVRAM_READ_OUT_LEN(chunk)) {
159 rc = EMSGSIZE;
160 goto fail2;
161 }
162
163 memcpy(data,
164 MCDI_OUT2(req, uint8_t, NVRAM_READ_OUT_READ_BUFFER),
165 chunk);
166
167 size -= chunk;
168 data += chunk;
169 offset += chunk;
170 }
171
172 return (0);
173
174fail2:
175 EFSYS_PROBE(fail2);
176fail1:
177 EFSYS_PROBE1(fail1, int, rc);
178
179 return (rc);
180}
181
182 __checkReturn int
183siena_nvram_partn_erase(
184 __in efx_nic_t *enp,
185 __in unsigned int partn,
186 __in unsigned int offset,
187 __in size_t size)
188{
189 efx_mcdi_req_t req;
190 uint8_t payload[MC_CMD_NVRAM_ERASE_IN_LEN];
191 int rc;
192
193 req.emr_cmd = MC_CMD_NVRAM_ERASE;
194 req.emr_in_buf = payload;
195 req.emr_in_length = MC_CMD_NVRAM_ERASE_IN_LEN;
196 EFX_STATIC_ASSERT(MC_CMD_NVRAM_ERASE_OUT_LEN == 0);
197 req.emr_out_buf = NULL;
198 req.emr_out_length = 0;
199
200 MCDI_IN_SET_DWORD(req, NVRAM_ERASE_IN_TYPE, partn);
201 MCDI_IN_SET_DWORD(req, NVRAM_ERASE_IN_OFFSET, offset);
202 MCDI_IN_SET_DWORD(req, NVRAM_ERASE_IN_LENGTH, size);
203
204 efx_mcdi_execute(enp, &req);
205
206 if (req.emr_rc != 0) {
207 rc = req.emr_rc;
208 goto fail1;
209 }
210
211 return (0);
212
213fail1:
214 EFSYS_PROBE1(fail1, int, rc);
215
216 return (rc);
217}
218
219 __checkReturn int
220siena_nvram_partn_write(
221 __in efx_nic_t *enp,
222 __in unsigned int partn,
223 __in unsigned int offset,
224 __out_bcount(size) caddr_t data,
225 __in size_t size)
226{
227 efx_mcdi_req_t req;
228 uint8_t payload[MC_CMD_NVRAM_WRITE_IN_LEN(SIENA_NVRAM_CHUNK)];
229 size_t chunk;
230 int rc;
231
232 while (size > 0) {
233 chunk = MIN(size, SIENA_NVRAM_CHUNK);
234
235 req.emr_cmd = MC_CMD_NVRAM_WRITE;
236 req.emr_in_buf = payload;
237 req.emr_in_length = MC_CMD_NVRAM_WRITE_IN_LEN(chunk);
238 EFX_STATIC_ASSERT(MC_CMD_NVRAM_WRITE_OUT_LEN == 0);
239 req.emr_out_buf = NULL;
240 req.emr_out_length = 0;
241
242 MCDI_IN_SET_DWORD(req, NVRAM_WRITE_IN_TYPE, partn);
243 MCDI_IN_SET_DWORD(req, NVRAM_WRITE_IN_OFFSET, offset);
244 MCDI_IN_SET_DWORD(req, NVRAM_WRITE_IN_LENGTH, chunk);
245
246 memcpy(MCDI_IN2(req, uint8_t, NVRAM_WRITE_IN_WRITE_BUFFER),
247 data, chunk);
248
249 efx_mcdi_execute(enp, &req);
250
251 if (req.emr_rc != 0) {
252 rc = req.emr_rc;
253 goto fail1;
254 }
255
256 size -= chunk;
257 data += chunk;
258 offset += chunk;
259 }
260
261 return (0);
262
263fail1:
264 EFSYS_PROBE1(fail1, int, rc);
265
266 return (rc);
267}
268
269 void
270siena_nvram_partn_unlock(
271 __in efx_nic_t *enp,
272 __in unsigned int partn)
273{
274 efx_mcdi_req_t req;
275 uint8_t payload[MC_CMD_NVRAM_UPDATE_FINISH_IN_LEN];
276 uint32_t reboot;
277 int rc;
278
279 req.emr_cmd = MC_CMD_NVRAM_UPDATE_FINISH;
280 req.emr_in_buf = payload;
281 req.emr_in_length = MC_CMD_NVRAM_UPDATE_FINISH_IN_LEN;
282 EFX_STATIC_ASSERT(MC_CMD_NVRAM_UPDATE_FINISH_OUT_LEN == 0);
283 req.emr_out_buf = NULL;
284 req.emr_out_length = 0;
285
286 /*
287 * Reboot into the new image only for PHYs. The driver has to
288 * explicitly cope with an MC reboot after a firmware update.
289 */
290 reboot = (partn == MC_CMD_NVRAM_TYPE_PHY_PORT0 ||
291 partn == MC_CMD_NVRAM_TYPE_PHY_PORT1 ||
292 partn == MC_CMD_NVRAM_TYPE_DISABLED_CALLISTO);
293
294 MCDI_IN_SET_DWORD(req, NVRAM_UPDATE_FINISH_IN_TYPE, partn);
295 MCDI_IN_SET_DWORD(req, NVRAM_UPDATE_FINISH_IN_REBOOT, reboot);
296
297 efx_mcdi_execute(enp, &req);
298
299 if (req.emr_rc != 0) {
300 rc = req.emr_rc;
301 goto fail1;
302 }
303
304 return;
305
306fail1:
307 EFSYS_PROBE1(fail1, int, rc);
308}
309
310#endif /* EFSYS_OPT_VPD || EFSYS_OPT_NVRAM */
311
312#if EFSYS_OPT_NVRAM
313
314typedef struct siena_parttbl_entry_s {
315 unsigned int partn;
316 unsigned int port;
317 efx_nvram_type_t nvtype;
318} siena_parttbl_entry_t;
319
320static siena_parttbl_entry_t siena_parttbl[] = {
321 {MC_CMD_NVRAM_TYPE_DISABLED_CALLISTO, 1, EFX_NVRAM_NULLPHY},
322 {MC_CMD_NVRAM_TYPE_DISABLED_CALLISTO, 2, EFX_NVRAM_NULLPHY},
323 {MC_CMD_NVRAM_TYPE_MC_FW, 1, EFX_NVRAM_MC_FIRMWARE},
324 {MC_CMD_NVRAM_TYPE_MC_FW, 2, EFX_NVRAM_MC_FIRMWARE},
325 {MC_CMD_NVRAM_TYPE_MC_FW_BACKUP, 1, EFX_NVRAM_MC_GOLDEN},
326 {MC_CMD_NVRAM_TYPE_MC_FW_BACKUP, 2, EFX_NVRAM_MC_GOLDEN},
327 {MC_CMD_NVRAM_TYPE_EXP_ROM, 1, EFX_NVRAM_BOOTROM},
328 {MC_CMD_NVRAM_TYPE_EXP_ROM, 2, EFX_NVRAM_BOOTROM},
329 {MC_CMD_NVRAM_TYPE_EXP_ROM_CFG_PORT0, 1, EFX_NVRAM_BOOTROM_CFG},
330 {MC_CMD_NVRAM_TYPE_EXP_ROM_CFG_PORT1, 2, EFX_NVRAM_BOOTROM_CFG},
331 {MC_CMD_NVRAM_TYPE_PHY_PORT0, 1, EFX_NVRAM_PHY},
332 {MC_CMD_NVRAM_TYPE_PHY_PORT1, 2, EFX_NVRAM_PHY},
333 {0, 0, 0},
334};
335
336static __checkReturn siena_parttbl_entry_t *
337siena_parttbl_entry(
338 __in efx_nic_t *enp,
339 __in efx_nvram_type_t type)
340{
341 efx_mcdi_iface_t *emip = &(enp->en_u.siena.enu_mip);
342 siena_parttbl_entry_t *entry;
343
344 EFSYS_ASSERT3U(type, <, EFX_NVRAM_NTYPES);
345
346 for (entry = siena_parttbl; entry->port > 0; ++entry) {
347 if (entry->port == emip->emi_port && entry->nvtype == type)
348 return (entry);
349 }
350
351 return (NULL);
352}
353
354#if EFSYS_OPT_DIAG
355
356 __checkReturn int
357siena_nvram_test(
358 __in efx_nic_t *enp)
359{
360 efx_mcdi_iface_t *emip = &(enp->en_u.siena.enu_mip);
361 siena_parttbl_entry_t *entry;
362 efx_mcdi_req_t req;
363 uint8_t payload[MAX(MC_CMD_NVRAM_TEST_IN_LEN,
364 MC_CMD_NVRAM_TEST_OUT_LEN)];
365 int result;
366 int rc;
367
368 req.emr_cmd = MC_CMD_NVRAM_TEST;
369 req.emr_in_buf = payload;
370 req.emr_in_length = MC_CMD_NVRAM_TEST_IN_LEN;
371 req.emr_out_buf = payload;
372 req.emr_out_length = MC_CMD_NVRAM_TEST_OUT_LEN;
373
374 /*
375 * Iterate over the list of supported partition types
376 * applicable to *this* port
377 */
378 for (entry = siena_parttbl; entry->port > 0; ++entry) {
379 if (entry->port != emip->emi_port ||
380 !(enp->en_u.siena.enu_partn_mask & (1 << entry->partn)))
381 continue;
382
383 MCDI_IN_SET_DWORD(req, NVRAM_TEST_IN_TYPE, entry->partn);
384
385 efx_mcdi_execute(enp, &req);
386
387 if (req.emr_rc != 0) {
388 rc = req.emr_rc;
389 goto fail1;
390 }
391
392 if (req.emr_out_length_used < MC_CMD_NVRAM_TEST_OUT_LEN) {
393 rc = EMSGSIZE;
394 goto fail2;
395 }
396
397 result = MCDI_OUT_DWORD(req, NVRAM_TEST_OUT_RESULT);
398 if (result == MC_CMD_NVRAM_TEST_FAIL) {
399
400 EFSYS_PROBE1(nvram_test_failure, int, entry->partn);
401
402 rc = (EINVAL);
403 goto fail3;
404 }
405 }
406
407 return (0);
408
409fail3:
410 EFSYS_PROBE(fail3);
411fail2:
412 EFSYS_PROBE(fail2);
413fail1:
414 EFSYS_PROBE1(fail1, int, rc);
415
416 return (rc);
417}
418
419#endif /* EFSYS_OPT_DIAG */
420
421 __checkReturn int
422siena_nvram_size(
423 __in efx_nic_t *enp,
424 __in efx_nvram_type_t type,
425 __out size_t *sizep)
426{
427 siena_parttbl_entry_t *entry;
428 int rc;
429
430 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
431 rc = ENOTSUP;
432 goto fail1;
433 }
434
435 if ((rc = siena_nvram_partn_size(enp, entry->partn, sizep)) != 0)
436 goto fail2;
437
438 return (0);
439
440fail2:
441 EFSYS_PROBE(fail2);
442fail1:
443 EFSYS_PROBE1(fail1, int, rc);
444
445 *sizep = 0;
446
447 return (rc);
448}
449
450#define SIENA_DYNAMIC_CFG_SIZE(_nitems) \
451 (sizeof (siena_mc_dynamic_config_hdr_t) + ((_nitems) * \
452 sizeof (((siena_mc_dynamic_config_hdr_t *)NULL)->fw_version[0])))
453
454 __checkReturn int
455siena_nvram_get_dynamic_cfg(
456 __in efx_nic_t *enp,
457 __in unsigned int partn,
458 __in boolean_t vpd,
459 __out siena_mc_dynamic_config_hdr_t **dcfgp,
460 __out size_t *sizep)
461{
462 siena_mc_dynamic_config_hdr_t *dcfg;
463 size_t size;
464 uint8_t cksum;
465 unsigned int vpd_offset;
466 unsigned int vpd_length;
467 unsigned int hdr_length;
468 unsigned int nversions;
469 unsigned int pos;
470 unsigned int region;
471 int rc;
472
473 EFSYS_ASSERT(partn == MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT0 ||
474 partn == MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT1);
475
476 /*
477 * Allocate sufficient memory for the entire dynamiccfg area, even
478 * if we're not actually going to read in the VPD.
479 */
480 if ((rc = siena_nvram_partn_size(enp, partn, &size)) != 0)
481 goto fail1;
482
483 EFSYS_KMEM_ALLOC(enp->en_esip, size, dcfg);
484 if (dcfg == NULL) {
485 rc = ENOMEM;
486 goto fail2;
487 }
488
489 if ((rc = siena_nvram_partn_read(enp, partn, 0,
490 (caddr_t)dcfg, SIENA_NVRAM_CHUNK)) != 0)
491 goto fail3;
492
493 /* Verify the magic */
494 if (EFX_DWORD_FIELD(dcfg->magic, EFX_DWORD_0)
495 != SIENA_MC_DYNAMIC_CONFIG_MAGIC)
496 goto invalid1;
497
498 /* All future versions of the structure must be backwards compatable */
499 EFX_STATIC_ASSERT(SIENA_MC_DYNAMIC_CONFIG_VERSION == 0);
500
501 hdr_length = EFX_WORD_FIELD(dcfg->length, EFX_WORD_0);
502 nversions = EFX_DWORD_FIELD(dcfg->num_fw_version_items, EFX_DWORD_0);
503 vpd_offset = EFX_DWORD_FIELD(dcfg->dynamic_vpd_offset, EFX_DWORD_0);
504 vpd_length = EFX_DWORD_FIELD(dcfg->dynamic_vpd_length, EFX_DWORD_0);
505
506 /* Verify the hdr doesn't overflow the partn size */
507 if (hdr_length > size || vpd_offset > size || vpd_length > size ||
508 vpd_length + vpd_offset > size)
509 goto invalid2;
510
511 /* Verify the header has room for all it's versions */
512 if (hdr_length < SIENA_DYNAMIC_CFG_SIZE(0) ||
513 hdr_length < SIENA_DYNAMIC_CFG_SIZE(nversions))
514 goto invalid3;
515
516 /*
517 * Read the remaining portion of the dcfg, either including
518 * the whole of VPD (there is no vpd length in this structure,
519 * so we have to parse each tag), or just the dcfg header itself
520 */
521 region = vpd ? vpd_offset + vpd_length : hdr_length;
522 if (region > SIENA_NVRAM_CHUNK) {
523 if ((rc = siena_nvram_partn_read(enp, partn, SIENA_NVRAM_CHUNK,
524 (caddr_t)dcfg + SIENA_NVRAM_CHUNK,
525 region - SIENA_NVRAM_CHUNK)) != 0)
526 goto fail4;
527 }
528
529 /* Verify checksum */
530 cksum = 0;
531 for (pos = 0; pos < hdr_length; pos++)
532 cksum += ((uint8_t *)dcfg)[pos];
533 if (cksum != 0)
534 goto invalid4;
535
536 goto done;
537
538invalid4:
539 EFSYS_PROBE(invalid4);
540invalid3:
541 EFSYS_PROBE(invalid3);
542invalid2:
543 EFSYS_PROBE(invalid2);
544invalid1:
545 EFSYS_PROBE(invalid1);
546
547 /*
548 * Construct a new "null" dcfg, with an empty version vector,
549 * and an empty VPD chunk trailing. This has the neat side effect
550 * of testing the exception paths in the write path.
551 */
552 EFX_POPULATE_DWORD_1(dcfg->magic,
553 EFX_DWORD_0, SIENA_MC_DYNAMIC_CONFIG_MAGIC);
554 EFX_POPULATE_WORD_1(dcfg->length, EFX_WORD_0, sizeof (*dcfg));
555 EFX_POPULATE_BYTE_1(dcfg->version, EFX_BYTE_0,
556 SIENA_MC_DYNAMIC_CONFIG_VERSION);
557 EFX_POPULATE_DWORD_1(dcfg->dynamic_vpd_offset,
558 EFX_DWORD_0, sizeof (*dcfg));
559 EFX_POPULATE_DWORD_1(dcfg->dynamic_vpd_length, EFX_DWORD_0, 0);
560 EFX_POPULATE_DWORD_1(dcfg->num_fw_version_items, EFX_DWORD_0, 0);
561
562done:
563 *dcfgp = dcfg;
564 *sizep = size;
565
566 return (0);
567
568fail4:
569 EFSYS_PROBE(fail4);
570fail3:
571 EFSYS_PROBE(fail3);
572fail2:
573 EFSYS_PROBE(fail2);
574
575 EFSYS_KMEM_FREE(enp->en_esip, size, dcfg);
576
577fail1:
578 EFSYS_PROBE1(fail1, int, rc);
579
580 return (rc);
581}
582
583static __checkReturn int
584siena_nvram_get_subtype(
585 __in efx_nic_t *enp,
586 __in unsigned int partn,
587 __out uint32_t *subtypep)
588{
589 efx_mcdi_req_t req;
590 uint8_t outbuf[MC_CMD_GET_BOARD_CFG_OUT_LENMAX];
591 efx_word_t *fw_list;
592 int rc;
593
594 req.emr_cmd = MC_CMD_GET_BOARD_CFG;
595 EFX_STATIC_ASSERT(MC_CMD_GET_BOARD_CFG_IN_LEN == 0);
596 req.emr_in_buf = NULL;
597 req.emr_in_length = 0;
598 req.emr_out_buf = outbuf;
599 req.emr_out_length = sizeof (outbuf);
600
601 efx_mcdi_execute(enp, &req);
602
603 if (req.emr_rc != 0) {
604 rc = req.emr_rc;
605 goto fail1;
606 }
607
608 if (req.emr_out_length_used < MC_CMD_GET_BOARD_CFG_OUT_LENMIN) {
609 rc = EMSGSIZE;
610 goto fail2;
611 }
612
613 if (req.emr_out_length_used <
614 MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_OFST +
| 28
29#include "efsys.h"
30#include "efx.h"
31#include "efx_types.h"
32#include "efx_regs.h"
33#include "efx_impl.h"
34
35#if EFSYS_OPT_SIENA
36
37#if EFSYS_OPT_VPD || EFSYS_OPT_NVRAM
38
39 __checkReturn int
40siena_nvram_partn_size(
41 __in efx_nic_t *enp,
42 __in unsigned int partn,
43 __out size_t *sizep)
44{
45 efx_mcdi_req_t req;
46 uint8_t payload[MAX(MC_CMD_NVRAM_INFO_IN_LEN,
47 MC_CMD_NVRAM_INFO_OUT_LEN)];
48 int rc;
49
50 if ((1 << partn) & ~enp->en_u.siena.enu_partn_mask) {
51 rc = ENOTSUP;
52 goto fail1;
53 }
54
55 req.emr_cmd = MC_CMD_NVRAM_INFO;
56 req.emr_in_buf = payload;
57 req.emr_in_length = MC_CMD_NVRAM_INFO_IN_LEN;
58 req.emr_out_buf = payload;
59 req.emr_out_length = MC_CMD_NVRAM_INFO_OUT_LEN;
60
61 MCDI_IN_SET_DWORD(req, NVRAM_INFO_IN_TYPE, partn);
62
63 efx_mcdi_execute(enp, &req);
64
65 if (req.emr_rc != 0) {
66 rc = req.emr_rc;
67 goto fail2;
68 }
69
70 if (req.emr_out_length_used < MC_CMD_NVRAM_INFO_OUT_LEN) {
71 rc = EMSGSIZE;
72 goto fail3;
73 }
74
75 *sizep = MCDI_OUT_DWORD(req, NVRAM_INFO_OUT_SIZE);
76
77 return (0);
78
79fail3:
80 EFSYS_PROBE(fail3);
81fail2:
82 EFSYS_PROBE(fail2);
83fail1:
84 EFSYS_PROBE1(fail1, int, rc);
85
86 return (rc);
87}
88
89 __checkReturn int
90siena_nvram_partn_lock(
91 __in efx_nic_t *enp,
92 __in unsigned int partn)
93{
94 efx_mcdi_req_t req;
95 uint8_t payload[MC_CMD_NVRAM_UPDATE_START_IN_LEN];
96 int rc;
97
98 req.emr_cmd = MC_CMD_NVRAM_UPDATE_START;
99 req.emr_in_buf = payload;
100 req.emr_in_length = MC_CMD_NVRAM_UPDATE_START_IN_LEN;
101 EFX_STATIC_ASSERT(MC_CMD_NVRAM_UPDATE_START_OUT_LEN == 0);
102 req.emr_out_buf = NULL;
103 req.emr_out_length = 0;
104
105 MCDI_IN_SET_DWORD(req, NVRAM_UPDATE_START_IN_TYPE, partn);
106
107 efx_mcdi_execute(enp, &req);
108
109 if (req.emr_rc != 0) {
110 rc = req.emr_rc;
111 goto fail1;
112 }
113
114 return (0);
115
116fail1:
117 EFSYS_PROBE1(fail1, int, rc);
118
119 return (rc);
120}
121
122 __checkReturn int
123siena_nvram_partn_read(
124 __in efx_nic_t *enp,
125 __in unsigned int partn,
126 __in unsigned int offset,
127 __out_bcount(size) caddr_t data,
128 __in size_t size)
129{
130 efx_mcdi_req_t req;
131 uint8_t payload[MAX(MC_CMD_NVRAM_READ_IN_LEN,
132 MC_CMD_NVRAM_READ_OUT_LEN(SIENA_NVRAM_CHUNK))];
133 size_t chunk;
134 int rc;
135
136 while (size > 0) {
137 chunk = MIN(size, SIENA_NVRAM_CHUNK);
138
139 req.emr_cmd = MC_CMD_NVRAM_READ;
140 req.emr_in_buf = payload;
141 req.emr_in_length = MC_CMD_NVRAM_READ_IN_LEN;
142 req.emr_out_buf = payload;
143 req.emr_out_length =
144 MC_CMD_NVRAM_READ_OUT_LEN(SIENA_NVRAM_CHUNK);
145
146 MCDI_IN_SET_DWORD(req, NVRAM_READ_IN_TYPE, partn);
147 MCDI_IN_SET_DWORD(req, NVRAM_READ_IN_OFFSET, offset);
148 MCDI_IN_SET_DWORD(req, NVRAM_READ_IN_LENGTH, chunk);
149
150 efx_mcdi_execute(enp, &req);
151
152 if (req.emr_rc != 0) {
153 rc = req.emr_rc;
154 goto fail1;
155 }
156
157 if (req.emr_out_length_used <
158 MC_CMD_NVRAM_READ_OUT_LEN(chunk)) {
159 rc = EMSGSIZE;
160 goto fail2;
161 }
162
163 memcpy(data,
164 MCDI_OUT2(req, uint8_t, NVRAM_READ_OUT_READ_BUFFER),
165 chunk);
166
167 size -= chunk;
168 data += chunk;
169 offset += chunk;
170 }
171
172 return (0);
173
174fail2:
175 EFSYS_PROBE(fail2);
176fail1:
177 EFSYS_PROBE1(fail1, int, rc);
178
179 return (rc);
180}
181
182 __checkReturn int
183siena_nvram_partn_erase(
184 __in efx_nic_t *enp,
185 __in unsigned int partn,
186 __in unsigned int offset,
187 __in size_t size)
188{
189 efx_mcdi_req_t req;
190 uint8_t payload[MC_CMD_NVRAM_ERASE_IN_LEN];
191 int rc;
192
193 req.emr_cmd = MC_CMD_NVRAM_ERASE;
194 req.emr_in_buf = payload;
195 req.emr_in_length = MC_CMD_NVRAM_ERASE_IN_LEN;
196 EFX_STATIC_ASSERT(MC_CMD_NVRAM_ERASE_OUT_LEN == 0);
197 req.emr_out_buf = NULL;
198 req.emr_out_length = 0;
199
200 MCDI_IN_SET_DWORD(req, NVRAM_ERASE_IN_TYPE, partn);
201 MCDI_IN_SET_DWORD(req, NVRAM_ERASE_IN_OFFSET, offset);
202 MCDI_IN_SET_DWORD(req, NVRAM_ERASE_IN_LENGTH, size);
203
204 efx_mcdi_execute(enp, &req);
205
206 if (req.emr_rc != 0) {
207 rc = req.emr_rc;
208 goto fail1;
209 }
210
211 return (0);
212
213fail1:
214 EFSYS_PROBE1(fail1, int, rc);
215
216 return (rc);
217}
218
219 __checkReturn int
220siena_nvram_partn_write(
221 __in efx_nic_t *enp,
222 __in unsigned int partn,
223 __in unsigned int offset,
224 __out_bcount(size) caddr_t data,
225 __in size_t size)
226{
227 efx_mcdi_req_t req;
228 uint8_t payload[MC_CMD_NVRAM_WRITE_IN_LEN(SIENA_NVRAM_CHUNK)];
229 size_t chunk;
230 int rc;
231
232 while (size > 0) {
233 chunk = MIN(size, SIENA_NVRAM_CHUNK);
234
235 req.emr_cmd = MC_CMD_NVRAM_WRITE;
236 req.emr_in_buf = payload;
237 req.emr_in_length = MC_CMD_NVRAM_WRITE_IN_LEN(chunk);
238 EFX_STATIC_ASSERT(MC_CMD_NVRAM_WRITE_OUT_LEN == 0);
239 req.emr_out_buf = NULL;
240 req.emr_out_length = 0;
241
242 MCDI_IN_SET_DWORD(req, NVRAM_WRITE_IN_TYPE, partn);
243 MCDI_IN_SET_DWORD(req, NVRAM_WRITE_IN_OFFSET, offset);
244 MCDI_IN_SET_DWORD(req, NVRAM_WRITE_IN_LENGTH, chunk);
245
246 memcpy(MCDI_IN2(req, uint8_t, NVRAM_WRITE_IN_WRITE_BUFFER),
247 data, chunk);
248
249 efx_mcdi_execute(enp, &req);
250
251 if (req.emr_rc != 0) {
252 rc = req.emr_rc;
253 goto fail1;
254 }
255
256 size -= chunk;
257 data += chunk;
258 offset += chunk;
259 }
260
261 return (0);
262
263fail1:
264 EFSYS_PROBE1(fail1, int, rc);
265
266 return (rc);
267}
268
269 void
270siena_nvram_partn_unlock(
271 __in efx_nic_t *enp,
272 __in unsigned int partn)
273{
274 efx_mcdi_req_t req;
275 uint8_t payload[MC_CMD_NVRAM_UPDATE_FINISH_IN_LEN];
276 uint32_t reboot;
277 int rc;
278
279 req.emr_cmd = MC_CMD_NVRAM_UPDATE_FINISH;
280 req.emr_in_buf = payload;
281 req.emr_in_length = MC_CMD_NVRAM_UPDATE_FINISH_IN_LEN;
282 EFX_STATIC_ASSERT(MC_CMD_NVRAM_UPDATE_FINISH_OUT_LEN == 0);
283 req.emr_out_buf = NULL;
284 req.emr_out_length = 0;
285
286 /*
287 * Reboot into the new image only for PHYs. The driver has to
288 * explicitly cope with an MC reboot after a firmware update.
289 */
290 reboot = (partn == MC_CMD_NVRAM_TYPE_PHY_PORT0 ||
291 partn == MC_CMD_NVRAM_TYPE_PHY_PORT1 ||
292 partn == MC_CMD_NVRAM_TYPE_DISABLED_CALLISTO);
293
294 MCDI_IN_SET_DWORD(req, NVRAM_UPDATE_FINISH_IN_TYPE, partn);
295 MCDI_IN_SET_DWORD(req, NVRAM_UPDATE_FINISH_IN_REBOOT, reboot);
296
297 efx_mcdi_execute(enp, &req);
298
299 if (req.emr_rc != 0) {
300 rc = req.emr_rc;
301 goto fail1;
302 }
303
304 return;
305
306fail1:
307 EFSYS_PROBE1(fail1, int, rc);
308}
309
310#endif /* EFSYS_OPT_VPD || EFSYS_OPT_NVRAM */
311
312#if EFSYS_OPT_NVRAM
313
314typedef struct siena_parttbl_entry_s {
315 unsigned int partn;
316 unsigned int port;
317 efx_nvram_type_t nvtype;
318} siena_parttbl_entry_t;
319
320static siena_parttbl_entry_t siena_parttbl[] = {
321 {MC_CMD_NVRAM_TYPE_DISABLED_CALLISTO, 1, EFX_NVRAM_NULLPHY},
322 {MC_CMD_NVRAM_TYPE_DISABLED_CALLISTO, 2, EFX_NVRAM_NULLPHY},
323 {MC_CMD_NVRAM_TYPE_MC_FW, 1, EFX_NVRAM_MC_FIRMWARE},
324 {MC_CMD_NVRAM_TYPE_MC_FW, 2, EFX_NVRAM_MC_FIRMWARE},
325 {MC_CMD_NVRAM_TYPE_MC_FW_BACKUP, 1, EFX_NVRAM_MC_GOLDEN},
326 {MC_CMD_NVRAM_TYPE_MC_FW_BACKUP, 2, EFX_NVRAM_MC_GOLDEN},
327 {MC_CMD_NVRAM_TYPE_EXP_ROM, 1, EFX_NVRAM_BOOTROM},
328 {MC_CMD_NVRAM_TYPE_EXP_ROM, 2, EFX_NVRAM_BOOTROM},
329 {MC_CMD_NVRAM_TYPE_EXP_ROM_CFG_PORT0, 1, EFX_NVRAM_BOOTROM_CFG},
330 {MC_CMD_NVRAM_TYPE_EXP_ROM_CFG_PORT1, 2, EFX_NVRAM_BOOTROM_CFG},
331 {MC_CMD_NVRAM_TYPE_PHY_PORT0, 1, EFX_NVRAM_PHY},
332 {MC_CMD_NVRAM_TYPE_PHY_PORT1, 2, EFX_NVRAM_PHY},
333 {0, 0, 0},
334};
335
336static __checkReturn siena_parttbl_entry_t *
337siena_parttbl_entry(
338 __in efx_nic_t *enp,
339 __in efx_nvram_type_t type)
340{
341 efx_mcdi_iface_t *emip = &(enp->en_u.siena.enu_mip);
342 siena_parttbl_entry_t *entry;
343
344 EFSYS_ASSERT3U(type, <, EFX_NVRAM_NTYPES);
345
346 for (entry = siena_parttbl; entry->port > 0; ++entry) {
347 if (entry->port == emip->emi_port && entry->nvtype == type)
348 return (entry);
349 }
350
351 return (NULL);
352}
353
354#if EFSYS_OPT_DIAG
355
356 __checkReturn int
357siena_nvram_test(
358 __in efx_nic_t *enp)
359{
360 efx_mcdi_iface_t *emip = &(enp->en_u.siena.enu_mip);
361 siena_parttbl_entry_t *entry;
362 efx_mcdi_req_t req;
363 uint8_t payload[MAX(MC_CMD_NVRAM_TEST_IN_LEN,
364 MC_CMD_NVRAM_TEST_OUT_LEN)];
365 int result;
366 int rc;
367
368 req.emr_cmd = MC_CMD_NVRAM_TEST;
369 req.emr_in_buf = payload;
370 req.emr_in_length = MC_CMD_NVRAM_TEST_IN_LEN;
371 req.emr_out_buf = payload;
372 req.emr_out_length = MC_CMD_NVRAM_TEST_OUT_LEN;
373
374 /*
375 * Iterate over the list of supported partition types
376 * applicable to *this* port
377 */
378 for (entry = siena_parttbl; entry->port > 0; ++entry) {
379 if (entry->port != emip->emi_port ||
380 !(enp->en_u.siena.enu_partn_mask & (1 << entry->partn)))
381 continue;
382
383 MCDI_IN_SET_DWORD(req, NVRAM_TEST_IN_TYPE, entry->partn);
384
385 efx_mcdi_execute(enp, &req);
386
387 if (req.emr_rc != 0) {
388 rc = req.emr_rc;
389 goto fail1;
390 }
391
392 if (req.emr_out_length_used < MC_CMD_NVRAM_TEST_OUT_LEN) {
393 rc = EMSGSIZE;
394 goto fail2;
395 }
396
397 result = MCDI_OUT_DWORD(req, NVRAM_TEST_OUT_RESULT);
398 if (result == MC_CMD_NVRAM_TEST_FAIL) {
399
400 EFSYS_PROBE1(nvram_test_failure, int, entry->partn);
401
402 rc = (EINVAL);
403 goto fail3;
404 }
405 }
406
407 return (0);
408
409fail3:
410 EFSYS_PROBE(fail3);
411fail2:
412 EFSYS_PROBE(fail2);
413fail1:
414 EFSYS_PROBE1(fail1, int, rc);
415
416 return (rc);
417}
418
419#endif /* EFSYS_OPT_DIAG */
420
421 __checkReturn int
422siena_nvram_size(
423 __in efx_nic_t *enp,
424 __in efx_nvram_type_t type,
425 __out size_t *sizep)
426{
427 siena_parttbl_entry_t *entry;
428 int rc;
429
430 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
431 rc = ENOTSUP;
432 goto fail1;
433 }
434
435 if ((rc = siena_nvram_partn_size(enp, entry->partn, sizep)) != 0)
436 goto fail2;
437
438 return (0);
439
440fail2:
441 EFSYS_PROBE(fail2);
442fail1:
443 EFSYS_PROBE1(fail1, int, rc);
444
445 *sizep = 0;
446
447 return (rc);
448}
449
450#define SIENA_DYNAMIC_CFG_SIZE(_nitems) \
451 (sizeof (siena_mc_dynamic_config_hdr_t) + ((_nitems) * \
452 sizeof (((siena_mc_dynamic_config_hdr_t *)NULL)->fw_version[0])))
453
454 __checkReturn int
455siena_nvram_get_dynamic_cfg(
456 __in efx_nic_t *enp,
457 __in unsigned int partn,
458 __in boolean_t vpd,
459 __out siena_mc_dynamic_config_hdr_t **dcfgp,
460 __out size_t *sizep)
461{
462 siena_mc_dynamic_config_hdr_t *dcfg;
463 size_t size;
464 uint8_t cksum;
465 unsigned int vpd_offset;
466 unsigned int vpd_length;
467 unsigned int hdr_length;
468 unsigned int nversions;
469 unsigned int pos;
470 unsigned int region;
471 int rc;
472
473 EFSYS_ASSERT(partn == MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT0 ||
474 partn == MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT1);
475
476 /*
477 * Allocate sufficient memory for the entire dynamiccfg area, even
478 * if we're not actually going to read in the VPD.
479 */
480 if ((rc = siena_nvram_partn_size(enp, partn, &size)) != 0)
481 goto fail1;
482
483 EFSYS_KMEM_ALLOC(enp->en_esip, size, dcfg);
484 if (dcfg == NULL) {
485 rc = ENOMEM;
486 goto fail2;
487 }
488
489 if ((rc = siena_nvram_partn_read(enp, partn, 0,
490 (caddr_t)dcfg, SIENA_NVRAM_CHUNK)) != 0)
491 goto fail3;
492
493 /* Verify the magic */
494 if (EFX_DWORD_FIELD(dcfg->magic, EFX_DWORD_0)
495 != SIENA_MC_DYNAMIC_CONFIG_MAGIC)
496 goto invalid1;
497
498 /* All future versions of the structure must be backwards compatable */
499 EFX_STATIC_ASSERT(SIENA_MC_DYNAMIC_CONFIG_VERSION == 0);
500
501 hdr_length = EFX_WORD_FIELD(dcfg->length, EFX_WORD_0);
502 nversions = EFX_DWORD_FIELD(dcfg->num_fw_version_items, EFX_DWORD_0);
503 vpd_offset = EFX_DWORD_FIELD(dcfg->dynamic_vpd_offset, EFX_DWORD_0);
504 vpd_length = EFX_DWORD_FIELD(dcfg->dynamic_vpd_length, EFX_DWORD_0);
505
506 /* Verify the hdr doesn't overflow the partn size */
507 if (hdr_length > size || vpd_offset > size || vpd_length > size ||
508 vpd_length + vpd_offset > size)
509 goto invalid2;
510
511 /* Verify the header has room for all it's versions */
512 if (hdr_length < SIENA_DYNAMIC_CFG_SIZE(0) ||
513 hdr_length < SIENA_DYNAMIC_CFG_SIZE(nversions))
514 goto invalid3;
515
516 /*
517 * Read the remaining portion of the dcfg, either including
518 * the whole of VPD (there is no vpd length in this structure,
519 * so we have to parse each tag), or just the dcfg header itself
520 */
521 region = vpd ? vpd_offset + vpd_length : hdr_length;
522 if (region > SIENA_NVRAM_CHUNK) {
523 if ((rc = siena_nvram_partn_read(enp, partn, SIENA_NVRAM_CHUNK,
524 (caddr_t)dcfg + SIENA_NVRAM_CHUNK,
525 region - SIENA_NVRAM_CHUNK)) != 0)
526 goto fail4;
527 }
528
529 /* Verify checksum */
530 cksum = 0;
531 for (pos = 0; pos < hdr_length; pos++)
532 cksum += ((uint8_t *)dcfg)[pos];
533 if (cksum != 0)
534 goto invalid4;
535
536 goto done;
537
538invalid4:
539 EFSYS_PROBE(invalid4);
540invalid3:
541 EFSYS_PROBE(invalid3);
542invalid2:
543 EFSYS_PROBE(invalid2);
544invalid1:
545 EFSYS_PROBE(invalid1);
546
547 /*
548 * Construct a new "null" dcfg, with an empty version vector,
549 * and an empty VPD chunk trailing. This has the neat side effect
550 * of testing the exception paths in the write path.
551 */
552 EFX_POPULATE_DWORD_1(dcfg->magic,
553 EFX_DWORD_0, SIENA_MC_DYNAMIC_CONFIG_MAGIC);
554 EFX_POPULATE_WORD_1(dcfg->length, EFX_WORD_0, sizeof (*dcfg));
555 EFX_POPULATE_BYTE_1(dcfg->version, EFX_BYTE_0,
556 SIENA_MC_DYNAMIC_CONFIG_VERSION);
557 EFX_POPULATE_DWORD_1(dcfg->dynamic_vpd_offset,
558 EFX_DWORD_0, sizeof (*dcfg));
559 EFX_POPULATE_DWORD_1(dcfg->dynamic_vpd_length, EFX_DWORD_0, 0);
560 EFX_POPULATE_DWORD_1(dcfg->num_fw_version_items, EFX_DWORD_0, 0);
561
562done:
563 *dcfgp = dcfg;
564 *sizep = size;
565
566 return (0);
567
568fail4:
569 EFSYS_PROBE(fail4);
570fail3:
571 EFSYS_PROBE(fail3);
572fail2:
573 EFSYS_PROBE(fail2);
574
575 EFSYS_KMEM_FREE(enp->en_esip, size, dcfg);
576
577fail1:
578 EFSYS_PROBE1(fail1, int, rc);
579
580 return (rc);
581}
582
583static __checkReturn int
584siena_nvram_get_subtype(
585 __in efx_nic_t *enp,
586 __in unsigned int partn,
587 __out uint32_t *subtypep)
588{
589 efx_mcdi_req_t req;
590 uint8_t outbuf[MC_CMD_GET_BOARD_CFG_OUT_LENMAX];
591 efx_word_t *fw_list;
592 int rc;
593
594 req.emr_cmd = MC_CMD_GET_BOARD_CFG;
595 EFX_STATIC_ASSERT(MC_CMD_GET_BOARD_CFG_IN_LEN == 0);
596 req.emr_in_buf = NULL;
597 req.emr_in_length = 0;
598 req.emr_out_buf = outbuf;
599 req.emr_out_length = sizeof (outbuf);
600
601 efx_mcdi_execute(enp, &req);
602
603 if (req.emr_rc != 0) {
604 rc = req.emr_rc;
605 goto fail1;
606 }
607
608 if (req.emr_out_length_used < MC_CMD_GET_BOARD_CFG_OUT_LENMIN) {
609 rc = EMSGSIZE;
610 goto fail2;
611 }
612
613 if (req.emr_out_length_used <
614 MC_CMD_GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST_OFST +
|
616 rc = ENOENT;
617 goto fail3;
618 }
619
620 fw_list = MCDI_OUT2(req, efx_word_t,
621 GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST);
622 *subtypep = EFX_WORD_FIELD(fw_list[partn], EFX_WORD_0);
623
624 return (0);
625
626fail3:
627 EFSYS_PROBE(fail3);
628fail2:
629 EFSYS_PROBE(fail2);
630fail1:
631 EFSYS_PROBE1(fail1, int, rc);
632
633 return (rc);
634}
635
636 __checkReturn int
637siena_nvram_get_version(
638 __in efx_nic_t *enp,
639 __in efx_nvram_type_t type,
640 __out uint32_t *subtypep,
641 __out_ecount(4) uint16_t version[4])
642{
643 siena_mc_dynamic_config_hdr_t *dcfg;
644 siena_parttbl_entry_t *entry;
645 unsigned int dcfg_partn;
646 unsigned int partn;
647 int rc;
648
649 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
650 rc = ENOTSUP;
651 goto fail1;
652 }
653 partn = entry->partn;
654
655 if ((1 << partn) & ~enp->en_u.siena.enu_partn_mask) {
656 rc = ENOTSUP;
657 goto fail2;
658 }
659
660 if ((rc = siena_nvram_get_subtype(enp, partn, subtypep)) != 0)
661 goto fail3;
662
663 /*
664 * Some partitions are accessible from both ports (for instance BOOTROM)
665 * Find the highest version reported by all dcfg structures on ports
666 * that have access to this partition.
667 */
668 version[0] = version[1] = version[2] = version[3] = 0;
669 for (entry = siena_parttbl; entry->port > 0; ++entry) {
670 unsigned int nitems;
671 uint16_t temp[4];
672 size_t length;
673
674 if (entry->partn != partn)
675 continue;
676
677 dcfg_partn = (entry->port == 1)
678 ? MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT0
679 : MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT1;
680 /*
681 * Ingore missing partitions on port 2, assuming they're due
682 * to to running on a single port part.
683 */
684 if ((1 << dcfg_partn) & ~enp->en_u.siena.enu_partn_mask) {
685 if (entry->port == 2)
686 continue;
687 }
688
689 if ((rc = siena_nvram_get_dynamic_cfg(enp, dcfg_partn,
690 B_FALSE, &dcfg, &length)) != 0)
691 goto fail4;
692
693 nitems = EFX_DWORD_FIELD(dcfg->num_fw_version_items,
694 EFX_DWORD_0);
695 if (nitems < entry->partn)
696 goto done;
697
698 temp[0] = EFX_WORD_FIELD(dcfg->fw_version[partn].version_w,
699 EFX_WORD_0);
700 temp[1] = EFX_WORD_FIELD(dcfg->fw_version[partn].version_x,
701 EFX_WORD_0);
702 temp[2] = EFX_WORD_FIELD(dcfg->fw_version[partn].version_y,
703 EFX_WORD_0);
704 temp[3] = EFX_WORD_FIELD(dcfg->fw_version[partn].version_z,
705 EFX_WORD_0);
706 if (memcmp(version, temp, sizeof (temp)) < 0)
707 memcpy(version, temp, sizeof (temp));
708
709 done:
710 EFSYS_KMEM_FREE(enp->en_esip, length, dcfg);
711 }
712
713 return (0);
714
715fail4:
716 EFSYS_PROBE(fail4);
717fail3:
718 EFSYS_PROBE(fail3);
719fail2:
720 EFSYS_PROBE(fail2);
721fail1:
722 EFSYS_PROBE1(fail1, int, rc);
723
724 return (rc);
725}
726
727 __checkReturn int
728siena_nvram_rw_start(
729 __in efx_nic_t *enp,
730 __in efx_nvram_type_t type,
731 __out size_t *chunk_sizep)
732{
733 siena_parttbl_entry_t *entry;
734 int rc;
735
736 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
737 rc = ENOTSUP;
738 goto fail1;
739 }
740
741 if ((rc = siena_nvram_partn_lock(enp, entry->partn)) != 0)
742 goto fail2;
743
744 if (chunk_sizep != NULL)
745 *chunk_sizep = SIENA_NVRAM_CHUNK;
746
747 return (0);
748
749fail2:
750 EFSYS_PROBE(fail2);
751fail1:
752 EFSYS_PROBE1(fail1, int, rc);
753
754 return (rc);
755}
756
757 __checkReturn int
758siena_nvram_read_chunk(
759 __in efx_nic_t *enp,
760 __in efx_nvram_type_t type,
761 __in unsigned int offset,
762 __out_bcount(size) caddr_t data,
763 __in size_t size)
764{
765 siena_parttbl_entry_t *entry;
766 int rc;
767
768 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
769 rc = ENOTSUP;
770 goto fail1;
771 }
772
773 if ((rc = siena_nvram_partn_read(enp, entry->partn,
774 offset, data, size)) != 0)
775 goto fail2;
776
777 return (0);
778
779fail2:
780 EFSYS_PROBE(fail2);
781fail1:
782 EFSYS_PROBE1(fail1, int, rc);
783
784 return (rc);
785}
786
787 __checkReturn int
788siena_nvram_erase(
789 __in efx_nic_t *enp,
790 __in efx_nvram_type_t type)
791{
792 siena_parttbl_entry_t *entry;
793 size_t size;
794 int rc;
795
796 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
797 rc = ENOTSUP;
798 goto fail1;
799 }
800
801 if ((rc = siena_nvram_partn_size(enp, entry->partn, &size)) != 0)
802 goto fail2;
803
804 if ((rc = siena_nvram_partn_erase(enp, entry->partn, 0, size)) != 0)
805 goto fail3;
806
807 return (0);
808
809fail3:
810 EFSYS_PROBE(fail3);
811fail2:
812 EFSYS_PROBE(fail2);
813fail1:
814 EFSYS_PROBE1(fail1, int, rc);
815
816 return (rc);
817}
818
819 __checkReturn int
820siena_nvram_write_chunk(
821 __in efx_nic_t *enp,
822 __in efx_nvram_type_t type,
823 __in unsigned int offset,
824 __in_bcount(size) caddr_t data,
825 __in size_t size)
826{
827 siena_parttbl_entry_t *entry;
828 int rc;
829
830 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
831 rc = ENOTSUP;
832 goto fail1;
833 }
834
835 if ((rc = siena_nvram_partn_write(enp, entry->partn,
836 offset, data, size)) != 0)
837 goto fail2;
838
839 return (0);
840
841fail2:
842 EFSYS_PROBE(fail2);
843fail1:
844 EFSYS_PROBE1(fail1, int, rc);
845
846 return (rc);
847}
848
849 void
850siena_nvram_rw_finish(
851 __in efx_nic_t *enp,
852 __in efx_nvram_type_t type)
853{
854 siena_parttbl_entry_t *entry;
855
856 if ((entry = siena_parttbl_entry(enp, type)) != NULL)
857 siena_nvram_partn_unlock(enp, entry->partn);
858}
859
860 __checkReturn int
861siena_nvram_set_version(
862 __in efx_nic_t *enp,
863 __in efx_nvram_type_t type,
864 __out uint16_t version[4])
865{
866 siena_mc_dynamic_config_hdr_t *dcfg = NULL;
867 siena_parttbl_entry_t *entry;
868 unsigned int dcfg_partn;
869 size_t partn_size;
870 unsigned int hdr_length;
871 unsigned int vpd_length;
872 unsigned int vpd_offset;
873 unsigned int nitems;
874 unsigned int required_hdr_length;
875 unsigned int pos;
876 uint8_t cksum;
877 uint32_t subtype;
878 size_t length;
879 int rc;
880
881 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
882 rc = ENOTSUP;
883 goto fail1;
884 }
885
886 dcfg_partn = (entry->port == 1)
887 ? MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT0
888 : MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT1;
889
890 if ((rc = siena_nvram_partn_size(enp, dcfg_partn, &partn_size)) != 0)
891 goto fail2;
892
893 if ((rc = siena_nvram_partn_lock(enp, dcfg_partn)) != 0)
894 goto fail2;
895
896 if ((rc = siena_nvram_get_dynamic_cfg(enp, dcfg_partn,
897 B_TRUE, &dcfg, &length)) != 0)
898 goto fail3;
899
900 hdr_length = EFX_WORD_FIELD(dcfg->length, EFX_WORD_0);
901 nitems = EFX_DWORD_FIELD(dcfg->num_fw_version_items, EFX_DWORD_0);
902 vpd_length = EFX_DWORD_FIELD(dcfg->dynamic_vpd_length, EFX_DWORD_0);
903 vpd_offset = EFX_DWORD_FIELD(dcfg->dynamic_vpd_offset, EFX_DWORD_0);
904
905 /*
906 * NOTE: This function will blatt any fields trailing the version
907 * vector, or the VPD chunk.
908 */
909 required_hdr_length = SIENA_DYNAMIC_CFG_SIZE(entry->partn + 1);
910 if (required_hdr_length + vpd_length > length) {
911 rc = ENOSPC;
912 goto fail4;
913 }
914
915 if (vpd_offset < required_hdr_length) {
916 (void) memmove((caddr_t)dcfg + required_hdr_length,
917 (caddr_t)dcfg + vpd_offset, vpd_length);
918 vpd_offset = required_hdr_length;
919 EFX_POPULATE_DWORD_1(dcfg->dynamic_vpd_offset,
920 EFX_DWORD_0, vpd_offset);
921 }
922
923 if (hdr_length < required_hdr_length) {
924 (void) memset((caddr_t)dcfg + hdr_length, 0,
925 required_hdr_length - hdr_length);
926 hdr_length = required_hdr_length;
927 EFX_POPULATE_WORD_1(dcfg->length,
928 EFX_WORD_0, hdr_length);
929 }
930
931 /* Get the subtype to insert into the fw_subtype array */
932 if ((rc = siena_nvram_get_subtype(enp, entry->partn, &subtype)) != 0)
933 goto fail5;
934
935 /* Fill out the new version */
936 EFX_POPULATE_DWORD_1(dcfg->fw_version[entry->partn].fw_subtype,
937 EFX_DWORD_0, subtype);
938 EFX_POPULATE_WORD_1(dcfg->fw_version[entry->partn].version_w,
939 EFX_WORD_0, version[0]);
940 EFX_POPULATE_WORD_1(dcfg->fw_version[entry->partn].version_x,
941 EFX_WORD_0, version[1]);
942 EFX_POPULATE_WORD_1(dcfg->fw_version[entry->partn].version_y,
943 EFX_WORD_0, version[2]);
944 EFX_POPULATE_WORD_1(dcfg->fw_version[entry->partn].version_z,
945 EFX_WORD_0, version[3]);
946
947 /* Update the version count */
948 if (nitems < entry->partn + 1) {
949 nitems = entry->partn + 1;
950 EFX_POPULATE_DWORD_1(dcfg->num_fw_version_items,
951 EFX_DWORD_0, nitems);
952 }
953
954 /* Update the checksum */
955 cksum = 0;
956 for (pos = 0; pos < hdr_length; pos++)
957 cksum += ((uint8_t *)dcfg)[pos];
958 dcfg->csum.eb_u8[0] -= cksum;
959
960 /* Erase and write the new partition */
961 if ((rc = siena_nvram_partn_erase(enp, dcfg_partn, 0, partn_size)) != 0)
962 goto fail6;
963
964 /* Write out the new structure to nvram */
965 if ((rc = siena_nvram_partn_write(enp, dcfg_partn, 0,
966 (caddr_t)dcfg, vpd_offset + vpd_length)) != 0)
967 goto fail7;
968
969 EFSYS_KMEM_FREE(enp->en_esip, length, dcfg);
970
971 siena_nvram_partn_unlock(enp, dcfg_partn);
972
973 return (0);
974
975fail7:
976 EFSYS_PROBE(fail7);
977fail6:
978 EFSYS_PROBE(fail6);
979fail5:
980 EFSYS_PROBE(fail5);
981fail4:
982 EFSYS_PROBE(fail4);
983
984 EFSYS_KMEM_FREE(enp->en_esip, length, dcfg);
985fail3:
986 EFSYS_PROBE(fail3);
987fail2:
988 EFSYS_PROBE(fail2);
989fail1:
990 EFSYS_PROBE1(fail1, int, rc);
991
992 return (rc);
993}
994
995#endif /* EFSYS_OPT_NVRAM */
996
997#endif /* EFSYS_OPT_SIENA */
| 616 rc = ENOENT;
617 goto fail3;
618 }
619
620 fw_list = MCDI_OUT2(req, efx_word_t,
621 GET_BOARD_CFG_OUT_FW_SUBTYPE_LIST);
622 *subtypep = EFX_WORD_FIELD(fw_list[partn], EFX_WORD_0);
623
624 return (0);
625
626fail3:
627 EFSYS_PROBE(fail3);
628fail2:
629 EFSYS_PROBE(fail2);
630fail1:
631 EFSYS_PROBE1(fail1, int, rc);
632
633 return (rc);
634}
635
636 __checkReturn int
637siena_nvram_get_version(
638 __in efx_nic_t *enp,
639 __in efx_nvram_type_t type,
640 __out uint32_t *subtypep,
641 __out_ecount(4) uint16_t version[4])
642{
643 siena_mc_dynamic_config_hdr_t *dcfg;
644 siena_parttbl_entry_t *entry;
645 unsigned int dcfg_partn;
646 unsigned int partn;
647 int rc;
648
649 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
650 rc = ENOTSUP;
651 goto fail1;
652 }
653 partn = entry->partn;
654
655 if ((1 << partn) & ~enp->en_u.siena.enu_partn_mask) {
656 rc = ENOTSUP;
657 goto fail2;
658 }
659
660 if ((rc = siena_nvram_get_subtype(enp, partn, subtypep)) != 0)
661 goto fail3;
662
663 /*
664 * Some partitions are accessible from both ports (for instance BOOTROM)
665 * Find the highest version reported by all dcfg structures on ports
666 * that have access to this partition.
667 */
668 version[0] = version[1] = version[2] = version[3] = 0;
669 for (entry = siena_parttbl; entry->port > 0; ++entry) {
670 unsigned int nitems;
671 uint16_t temp[4];
672 size_t length;
673
674 if (entry->partn != partn)
675 continue;
676
677 dcfg_partn = (entry->port == 1)
678 ? MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT0
679 : MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT1;
680 /*
681 * Ingore missing partitions on port 2, assuming they're due
682 * to to running on a single port part.
683 */
684 if ((1 << dcfg_partn) & ~enp->en_u.siena.enu_partn_mask) {
685 if (entry->port == 2)
686 continue;
687 }
688
689 if ((rc = siena_nvram_get_dynamic_cfg(enp, dcfg_partn,
690 B_FALSE, &dcfg, &length)) != 0)
691 goto fail4;
692
693 nitems = EFX_DWORD_FIELD(dcfg->num_fw_version_items,
694 EFX_DWORD_0);
695 if (nitems < entry->partn)
696 goto done;
697
698 temp[0] = EFX_WORD_FIELD(dcfg->fw_version[partn].version_w,
699 EFX_WORD_0);
700 temp[1] = EFX_WORD_FIELD(dcfg->fw_version[partn].version_x,
701 EFX_WORD_0);
702 temp[2] = EFX_WORD_FIELD(dcfg->fw_version[partn].version_y,
703 EFX_WORD_0);
704 temp[3] = EFX_WORD_FIELD(dcfg->fw_version[partn].version_z,
705 EFX_WORD_0);
706 if (memcmp(version, temp, sizeof (temp)) < 0)
707 memcpy(version, temp, sizeof (temp));
708
709 done:
710 EFSYS_KMEM_FREE(enp->en_esip, length, dcfg);
711 }
712
713 return (0);
714
715fail4:
716 EFSYS_PROBE(fail4);
717fail3:
718 EFSYS_PROBE(fail3);
719fail2:
720 EFSYS_PROBE(fail2);
721fail1:
722 EFSYS_PROBE1(fail1, int, rc);
723
724 return (rc);
725}
726
727 __checkReturn int
728siena_nvram_rw_start(
729 __in efx_nic_t *enp,
730 __in efx_nvram_type_t type,
731 __out size_t *chunk_sizep)
732{
733 siena_parttbl_entry_t *entry;
734 int rc;
735
736 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
737 rc = ENOTSUP;
738 goto fail1;
739 }
740
741 if ((rc = siena_nvram_partn_lock(enp, entry->partn)) != 0)
742 goto fail2;
743
744 if (chunk_sizep != NULL)
745 *chunk_sizep = SIENA_NVRAM_CHUNK;
746
747 return (0);
748
749fail2:
750 EFSYS_PROBE(fail2);
751fail1:
752 EFSYS_PROBE1(fail1, int, rc);
753
754 return (rc);
755}
756
757 __checkReturn int
758siena_nvram_read_chunk(
759 __in efx_nic_t *enp,
760 __in efx_nvram_type_t type,
761 __in unsigned int offset,
762 __out_bcount(size) caddr_t data,
763 __in size_t size)
764{
765 siena_parttbl_entry_t *entry;
766 int rc;
767
768 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
769 rc = ENOTSUP;
770 goto fail1;
771 }
772
773 if ((rc = siena_nvram_partn_read(enp, entry->partn,
774 offset, data, size)) != 0)
775 goto fail2;
776
777 return (0);
778
779fail2:
780 EFSYS_PROBE(fail2);
781fail1:
782 EFSYS_PROBE1(fail1, int, rc);
783
784 return (rc);
785}
786
787 __checkReturn int
788siena_nvram_erase(
789 __in efx_nic_t *enp,
790 __in efx_nvram_type_t type)
791{
792 siena_parttbl_entry_t *entry;
793 size_t size;
794 int rc;
795
796 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
797 rc = ENOTSUP;
798 goto fail1;
799 }
800
801 if ((rc = siena_nvram_partn_size(enp, entry->partn, &size)) != 0)
802 goto fail2;
803
804 if ((rc = siena_nvram_partn_erase(enp, entry->partn, 0, size)) != 0)
805 goto fail3;
806
807 return (0);
808
809fail3:
810 EFSYS_PROBE(fail3);
811fail2:
812 EFSYS_PROBE(fail2);
813fail1:
814 EFSYS_PROBE1(fail1, int, rc);
815
816 return (rc);
817}
818
819 __checkReturn int
820siena_nvram_write_chunk(
821 __in efx_nic_t *enp,
822 __in efx_nvram_type_t type,
823 __in unsigned int offset,
824 __in_bcount(size) caddr_t data,
825 __in size_t size)
826{
827 siena_parttbl_entry_t *entry;
828 int rc;
829
830 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
831 rc = ENOTSUP;
832 goto fail1;
833 }
834
835 if ((rc = siena_nvram_partn_write(enp, entry->partn,
836 offset, data, size)) != 0)
837 goto fail2;
838
839 return (0);
840
841fail2:
842 EFSYS_PROBE(fail2);
843fail1:
844 EFSYS_PROBE1(fail1, int, rc);
845
846 return (rc);
847}
848
849 void
850siena_nvram_rw_finish(
851 __in efx_nic_t *enp,
852 __in efx_nvram_type_t type)
853{
854 siena_parttbl_entry_t *entry;
855
856 if ((entry = siena_parttbl_entry(enp, type)) != NULL)
857 siena_nvram_partn_unlock(enp, entry->partn);
858}
859
860 __checkReturn int
861siena_nvram_set_version(
862 __in efx_nic_t *enp,
863 __in efx_nvram_type_t type,
864 __out uint16_t version[4])
865{
866 siena_mc_dynamic_config_hdr_t *dcfg = NULL;
867 siena_parttbl_entry_t *entry;
868 unsigned int dcfg_partn;
869 size_t partn_size;
870 unsigned int hdr_length;
871 unsigned int vpd_length;
872 unsigned int vpd_offset;
873 unsigned int nitems;
874 unsigned int required_hdr_length;
875 unsigned int pos;
876 uint8_t cksum;
877 uint32_t subtype;
878 size_t length;
879 int rc;
880
881 if ((entry = siena_parttbl_entry(enp, type)) == NULL) {
882 rc = ENOTSUP;
883 goto fail1;
884 }
885
886 dcfg_partn = (entry->port == 1)
887 ? MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT0
888 : MC_CMD_NVRAM_TYPE_DYNAMIC_CFG_PORT1;
889
890 if ((rc = siena_nvram_partn_size(enp, dcfg_partn, &partn_size)) != 0)
891 goto fail2;
892
893 if ((rc = siena_nvram_partn_lock(enp, dcfg_partn)) != 0)
894 goto fail2;
895
896 if ((rc = siena_nvram_get_dynamic_cfg(enp, dcfg_partn,
897 B_TRUE, &dcfg, &length)) != 0)
898 goto fail3;
899
900 hdr_length = EFX_WORD_FIELD(dcfg->length, EFX_WORD_0);
901 nitems = EFX_DWORD_FIELD(dcfg->num_fw_version_items, EFX_DWORD_0);
902 vpd_length = EFX_DWORD_FIELD(dcfg->dynamic_vpd_length, EFX_DWORD_0);
903 vpd_offset = EFX_DWORD_FIELD(dcfg->dynamic_vpd_offset, EFX_DWORD_0);
904
905 /*
906 * NOTE: This function will blatt any fields trailing the version
907 * vector, or the VPD chunk.
908 */
909 required_hdr_length = SIENA_DYNAMIC_CFG_SIZE(entry->partn + 1);
910 if (required_hdr_length + vpd_length > length) {
911 rc = ENOSPC;
912 goto fail4;
913 }
914
915 if (vpd_offset < required_hdr_length) {
916 (void) memmove((caddr_t)dcfg + required_hdr_length,
917 (caddr_t)dcfg + vpd_offset, vpd_length);
918 vpd_offset = required_hdr_length;
919 EFX_POPULATE_DWORD_1(dcfg->dynamic_vpd_offset,
920 EFX_DWORD_0, vpd_offset);
921 }
922
923 if (hdr_length < required_hdr_length) {
924 (void) memset((caddr_t)dcfg + hdr_length, 0,
925 required_hdr_length - hdr_length);
926 hdr_length = required_hdr_length;
927 EFX_POPULATE_WORD_1(dcfg->length,
928 EFX_WORD_0, hdr_length);
929 }
930
931 /* Get the subtype to insert into the fw_subtype array */
932 if ((rc = siena_nvram_get_subtype(enp, entry->partn, &subtype)) != 0)
933 goto fail5;
934
935 /* Fill out the new version */
936 EFX_POPULATE_DWORD_1(dcfg->fw_version[entry->partn].fw_subtype,
937 EFX_DWORD_0, subtype);
938 EFX_POPULATE_WORD_1(dcfg->fw_version[entry->partn].version_w,
939 EFX_WORD_0, version[0]);
940 EFX_POPULATE_WORD_1(dcfg->fw_version[entry->partn].version_x,
941 EFX_WORD_0, version[1]);
942 EFX_POPULATE_WORD_1(dcfg->fw_version[entry->partn].version_y,
943 EFX_WORD_0, version[2]);
944 EFX_POPULATE_WORD_1(dcfg->fw_version[entry->partn].version_z,
945 EFX_WORD_0, version[3]);
946
947 /* Update the version count */
948 if (nitems < entry->partn + 1) {
949 nitems = entry->partn + 1;
950 EFX_POPULATE_DWORD_1(dcfg->num_fw_version_items,
951 EFX_DWORD_0, nitems);
952 }
953
954 /* Update the checksum */
955 cksum = 0;
956 for (pos = 0; pos < hdr_length; pos++)
957 cksum += ((uint8_t *)dcfg)[pos];
958 dcfg->csum.eb_u8[0] -= cksum;
959
960 /* Erase and write the new partition */
961 if ((rc = siena_nvram_partn_erase(enp, dcfg_partn, 0, partn_size)) != 0)
962 goto fail6;
963
964 /* Write out the new structure to nvram */
965 if ((rc = siena_nvram_partn_write(enp, dcfg_partn, 0,
966 (caddr_t)dcfg, vpd_offset + vpd_length)) != 0)
967 goto fail7;
968
969 EFSYS_KMEM_FREE(enp->en_esip, length, dcfg);
970
971 siena_nvram_partn_unlock(enp, dcfg_partn);
972
973 return (0);
974
975fail7:
976 EFSYS_PROBE(fail7);
977fail6:
978 EFSYS_PROBE(fail6);
979fail5:
980 EFSYS_PROBE(fail5);
981fail4:
982 EFSYS_PROBE(fail4);
983
984 EFSYS_KMEM_FREE(enp->en_esip, length, dcfg);
985fail3:
986 EFSYS_PROBE(fail3);
987fail2:
988 EFSYS_PROBE(fail2);
989fail1:
990 EFSYS_PROBE1(fail1, int, rc);
991
992 return (rc);
993}
994
995#endif /* EFSYS_OPT_NVRAM */
996
997#endif /* EFSYS_OPT_SIENA */
|