1 /*-
2 * Copyright (c) 2017 Broadcom. All rights reserved.
3 * The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 *
31 * $FreeBSD$
32 */
33
34 #include "ocs.h"
35 #include "ocs_utils.h"
36
37 #include <sys/conf.h>
38 #include <sys/sysctl.h>
39 #include <sys/ioccom.h>
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/linker.h>
43 #include <sys/firmware.h>
44
45 static d_open_t ocs_open;
46 static d_close_t ocs_close;
47 static d_ioctl_t ocs_ioctl;
48
49 static struct cdevsw ocs_cdevsw = {
50 .d_version = D_VERSION,
51 .d_open = ocs_open,
52 .d_close = ocs_close,
53 .d_ioctl = ocs_ioctl,
54 .d_name = "ocs_fc"
55 };
56
57 int
58 ocs_firmware_write(ocs_t *ocs, const uint8_t *buf, size_t buf_len, uint8_t *change_status);
59
60 static int
ocs_open(struct cdev * cdev,int flags,int fmt,struct thread * td)61 ocs_open(struct cdev *cdev, int flags, int fmt, struct thread *td)
62 {
63 #if 0
64 struct ocs_softc *ocs = cdev->si_drv1;
65
66 device_printf(ocs->dev, "%s\n", __func__);
67 #endif
68 return 0;
69 }
70
71 static int
ocs_close(struct cdev * cdev,int flag,int fmt,struct thread * td)72 ocs_close(struct cdev *cdev, int flag, int fmt, struct thread *td)
73 {
74 #if 0
75 struct ocs_softc *ocs = cdev->si_drv1;
76
77 device_printf(ocs->dev, "%s\n", __func__);
78 #endif
79 return 0;
80 }
81
82 static int32_t
__ocs_ioctl_mbox_cb(ocs_hw_t * hw,int32_t status,uint8_t * mqe,void * arg)83 __ocs_ioctl_mbox_cb(ocs_hw_t *hw, int32_t status, uint8_t *mqe, void *arg)
84 {
85 struct ocs_softc *ocs = arg;
86
87 /* wait for the ioctl to sleep before calling wakeup */
88 mtx_lock(&ocs->dbg_lock);
89
90 mtx_unlock(&ocs->dbg_lock);
91
92 wakeup(arg);
93
94 return 0;
95 }
96
97 static int
ocs_process_sli_config(ocs_t * ocs,ocs_ioctl_elxu_mbox_t * mcmd,ocs_dma_t * dma)98 ocs_process_sli_config (ocs_t *ocs, ocs_ioctl_elxu_mbox_t *mcmd, ocs_dma_t *dma){
99
100 sli4_cmd_sli_config_t *sli_config = (sli4_cmd_sli_config_t *)mcmd->payload;
101
102 if (sli_config->emb) {
103 sli4_req_hdr_t *req = (sli4_req_hdr_t *)sli_config->payload.embed;
104
105 switch (req->opcode) {
106 case SLI4_OPC_COMMON_READ_OBJECT:
107 if (mcmd->out_bytes) {
108 sli4_req_common_read_object_t *rdobj =
109 (sli4_req_common_read_object_t *)sli_config->payload.embed;
110
111 if (ocs_dma_alloc(ocs, dma, mcmd->out_bytes, 4096)) {
112 device_printf(ocs->dev, "%s: COMMON_READ_OBJECT - %lld allocation failed\n",
113 __func__, (unsigned long long)mcmd->out_bytes);
114 return ENXIO;
115 }
116
117 memset(dma->virt, 0, mcmd->out_bytes);
118
119 rdobj->host_buffer_descriptor[0].bde_type = SLI4_BDE_TYPE_BDE_64;
120 rdobj->host_buffer_descriptor[0].buffer_length = mcmd->out_bytes;
121 rdobj->host_buffer_descriptor[0].u.data.buffer_address_low = ocs_addr32_lo(dma->phys);
122 rdobj->host_buffer_descriptor[0].u.data.buffer_address_high = ocs_addr32_hi(dma->phys);
123
124 }
125 break;
126 case SLI4_OPC_COMMON_WRITE_OBJECT:
127 {
128 sli4_req_common_write_object_t *wrobj =
129 (sli4_req_common_write_object_t *)sli_config->payload.embed;
130
131 if (ocs_dma_alloc(ocs, dma, wrobj->desired_write_length, 4096)) {
132 device_printf(ocs->dev, "%s: COMMON_WRITE_OBJECT - %d allocation failed\n",
133 __func__, wrobj->desired_write_length);
134 return ENXIO;
135 }
136 /* setup the descriptor */
137 wrobj->host_buffer_descriptor[0].bde_type = SLI4_BDE_TYPE_BDE_64;
138 wrobj->host_buffer_descriptor[0].buffer_length = wrobj->desired_write_length;
139 wrobj->host_buffer_descriptor[0].u.data.buffer_address_low = ocs_addr32_lo(dma->phys);
140 wrobj->host_buffer_descriptor[0].u.data.buffer_address_high = ocs_addr32_hi(dma->phys);
141
142 /* copy the data into the DMA buffer */
143 copyin((void *)(uintptr_t)mcmd->in_addr, dma->virt, mcmd->in_bytes);
144 }
145 break;
146 case SLI4_OPC_COMMON_DELETE_OBJECT:
147 break;
148 case SLI4_OPC_COMMON_READ_OBJECT_LIST:
149 if (mcmd->out_bytes) {
150 sli4_req_common_read_object_list_t *rdobj =
151 (sli4_req_common_read_object_list_t *)sli_config->payload.embed;
152
153 if (ocs_dma_alloc(ocs, dma, mcmd->out_bytes, 4096)) {
154 device_printf(ocs->dev, "%s: COMMON_READ_OBJECT_LIST - %lld allocation failed\n",
155 __func__,(unsigned long long) mcmd->out_bytes);
156 return ENXIO;
157 }
158
159 memset(dma->virt, 0, mcmd->out_bytes);
160
161 rdobj->host_buffer_descriptor[0].bde_type = SLI4_BDE_TYPE_BDE_64;
162 rdobj->host_buffer_descriptor[0].buffer_length = mcmd->out_bytes;
163 rdobj->host_buffer_descriptor[0].u.data.buffer_address_low = ocs_addr32_lo(dma->phys);
164 rdobj->host_buffer_descriptor[0].u.data.buffer_address_high = ocs_addr32_hi(dma->phys);
165
166 }
167 break;
168 case SLI4_OPC_COMMON_READ_TRANSCEIVER_DATA:
169 break;
170 default:
171 device_printf(ocs->dev, "%s: in=%p (%lld) out=%p (%lld)\n", __func__,
172 (void *)(uintptr_t)mcmd->in_addr, (unsigned long long)mcmd->in_bytes,
173 (void *)(uintptr_t)mcmd->out_addr, (unsigned long long)mcmd->out_bytes);
174 device_printf(ocs->dev, "%s: unknown (opc=%#x)\n", __func__,
175 req->opcode);
176 hexdump(mcmd, mcmd->size, NULL, 0);
177 break;
178 }
179 } else {
180 uint32_t max_bytes = max(mcmd->in_bytes, mcmd->out_bytes);
181 if (ocs_dma_alloc(ocs, dma, max_bytes, 4096)) {
182 device_printf(ocs->dev, "%s: non-embedded - %u allocation failed\n",
183 __func__, max_bytes);
184 return ENXIO;
185 }
186
187 copyin((void *)(uintptr_t)mcmd->in_addr, dma->virt, mcmd->in_bytes);
188
189 sli_config->payload.mem.address_low = ocs_addr32_lo(dma->phys);
190 sli_config->payload.mem.address_high = ocs_addr32_hi(dma->phys);
191 sli_config->payload.mem.length = max_bytes;
192 }
193
194 return 0;
195 }
196
197 static int
ocs_process_mbx_ioctl(ocs_t * ocs,ocs_ioctl_elxu_mbox_t * mcmd)198 ocs_process_mbx_ioctl(ocs_t *ocs, ocs_ioctl_elxu_mbox_t *mcmd)
199 {
200 ocs_dma_t dma = { 0 };
201
202 if ((ELXU_BSD_MAGIC != mcmd->magic) ||
203 (sizeof(ocs_ioctl_elxu_mbox_t) != mcmd->size)) {
204 device_printf(ocs->dev, "%s: malformed command m=%08x s=%08x\n",
205 __func__, mcmd->magic, mcmd->size);
206 return EINVAL;
207 }
208
209 switch(((sli4_mbox_command_header_t *)mcmd->payload)->command) {
210 case SLI4_MBOX_COMMAND_SLI_CONFIG:
211 if (ENXIO == ocs_process_sli_config(ocs, mcmd, &dma))
212 return ENXIO;
213 break;
214
215 case SLI4_MBOX_COMMAND_READ_REV:
216 case SLI4_MBOX_COMMAND_READ_STATUS:
217 case SLI4_MBOX_COMMAND_READ_LNK_STAT:
218 break;
219
220 default:
221 device_printf(ocs->dev, "command %d\n",((sli4_mbox_command_header_t *)mcmd->payload)->command);
222 device_printf(ocs->dev, "%s, command not support\n", __func__);
223 goto no_support;
224 break;
225
226 }
227
228 /*
229 * The dbg_lock usage here insures the command completion code
230 * (__ocs_ioctl_mbox_cb), which calls wakeup(), does not run until
231 * after first calling msleep()
232 *
233 * 1. ioctl grabs dbg_lock
234 * 2. ioctl issues command
235 * if the command completes before msleep(), the
236 * command completion code (__ocs_ioctl_mbox_cb) will spin
237 * on dbg_lock before calling wakeup()
238 * 3. ioctl calls msleep which releases dbg_lock before sleeping
239 * and reacquires it before waking
240 * 4. command completion handler acquires the dbg_lock, immediately
241 * releases it, and calls wakeup
242 * 5. msleep returns, re-acquiring the lock
243 * 6. ioctl code releases the lock
244 */
245 mtx_lock(&ocs->dbg_lock);
246 ocs_hw_command(&ocs->hw, mcmd->payload, OCS_CMD_NOWAIT,
247 __ocs_ioctl_mbox_cb, ocs);
248 msleep(ocs, &ocs->dbg_lock, 0, "ocsmbx", 0);
249 mtx_unlock(&ocs->dbg_lock);
250
251 if( SLI4_MBOX_COMMAND_SLI_CONFIG == ((sli4_mbox_command_header_t *)mcmd->payload)->command
252 && mcmd->out_bytes && dma.virt) {
253 copyout(dma.virt, (void *)(uintptr_t)mcmd->out_addr, mcmd->out_bytes);
254 }
255
256 no_support:
257 ocs_dma_free(ocs, &dma);
258
259 return 0;
260 }
261
262 /**
263 * @brief perform requested Elx CoreDump helper function
264 *
265 * The Elx CoreDump facility used for BE3 diagnostics uses the OCS_IOCTL_CMD_ECD_HELPER
266 * ioctl function to execute requested "help" functions
267 *
268 * @param ocs pointer to ocs structure
269 * @param req pointer to helper function request
270 *
271 * @return returns 0 for success, a negative error code value for failure.
272 */
273
274 static int
ocs_process_ecd_helper(ocs_t * ocs,ocs_ioctl_ecd_helper_t * req)275 ocs_process_ecd_helper (ocs_t *ocs, ocs_ioctl_ecd_helper_t *req)
276 {
277 int32_t rc = 0;
278 uint8_t v8;
279 uint16_t v16;
280 uint32_t v32;
281
282
283 /* Check the BAR read/write commands for valid bar */
284 switch(req->cmd) {
285 case OCS_ECD_HELPER_BAR_READ8:
286 case OCS_ECD_HELPER_BAR_READ16:
287 case OCS_ECD_HELPER_BAR_READ32:
288 case OCS_ECD_HELPER_BAR_WRITE8:
289 case OCS_ECD_HELPER_BAR_WRITE16:
290 case OCS_ECD_HELPER_BAR_WRITE32:
291 if (req->bar >= PCI_MAX_BAR) {
292 device_printf(ocs->dev, "Error: bar %d out of range\n", req->bar);
293 return -EFAULT;
294 }
295 if (ocs->reg[req->bar].res == NULL) {
296 device_printf(ocs->dev, "Error: bar %d not defined\n", req->bar);
297 return -EFAULT;
298 }
299 break;
300 default:
301 break;
302 }
303
304 switch(req->cmd) {
305 case OCS_ECD_HELPER_CFG_READ8:
306 v8 = ocs_config_read8(ocs, req->offset);
307 req->data = v8;
308 break;
309 case OCS_ECD_HELPER_CFG_READ16:
310 v16 = ocs_config_read16(ocs, req->offset);
311 req->data = v16;
312 break;
313 case OCS_ECD_HELPER_CFG_READ32:
314 v32 = ocs_config_read32(ocs, req->offset);
315 req->data = v32;
316 break;
317 case OCS_ECD_HELPER_CFG_WRITE8:
318 ocs_config_write8(ocs, req->offset, req->data);
319 break;
320 case OCS_ECD_HELPER_CFG_WRITE16:
321 ocs_config_write16(ocs, req->offset, req->data);
322 break;
323 case OCS_ECD_HELPER_CFG_WRITE32:
324 ocs_config_write32(ocs, req->offset, req->data);
325 break;
326 case OCS_ECD_HELPER_BAR_READ8:
327 req->data = ocs_reg_read8(ocs, req->bar, req->offset);
328 break;
329 case OCS_ECD_HELPER_BAR_READ16:
330 req->data = ocs_reg_read16(ocs, req->bar, req->offset);
331 break;
332 case OCS_ECD_HELPER_BAR_READ32:
333 req->data = ocs_reg_read32(ocs, req->bar, req->offset);
334 break;
335 case OCS_ECD_HELPER_BAR_WRITE8:
336 ocs_reg_write8(ocs, req->bar, req->offset, req->data);
337 break;
338 case OCS_ECD_HELPER_BAR_WRITE16:
339 ocs_reg_write16(ocs, req->bar, req->offset, req->data);
340 break;
341 case OCS_ECD_HELPER_BAR_WRITE32:
342 ocs_reg_write32(ocs, req->bar, req->offset, req->data);
343 break;
344 default:
345 device_printf(ocs->dev, "Invalid helper command=%d\n", req->cmd);
346 break;
347 }
348
349 return rc;
350 }
351
352 static int
ocs_ioctl(struct cdev * cdev,u_long cmd,caddr_t addr,int flag,struct thread * td)353 ocs_ioctl(struct cdev *cdev, u_long cmd, caddr_t addr, int flag, struct thread *td)
354 {
355 int status = 0;
356 struct ocs_softc *ocs = cdev->si_drv1;
357 device_t dev = ocs->dev;
358
359 switch (cmd) {
360 case OCS_IOCTL_CMD_ELXU_MBOX: {
361 /* "copyin" done by kernel; thus, just dereference addr */
362 ocs_ioctl_elxu_mbox_t *mcmd = (void *)addr;
363 status = ocs_process_mbx_ioctl(ocs, mcmd);
364 break;
365 }
366 case OCS_IOCTL_CMD_ECD_HELPER: {
367 /* "copyin" done by kernel; thus, just dereference addr */
368 ocs_ioctl_ecd_helper_t *req = (void *)addr;
369 status = ocs_process_ecd_helper(ocs, req);
370 break;
371 }
372
373 case OCS_IOCTL_CMD_VPORT: {
374 int32_t rc = 0;
375 ocs_ioctl_vport_t *req = (ocs_ioctl_vport_t*) addr;
376 ocs_domain_t *domain;
377
378 domain = ocs_domain_get_instance(ocs, req->domain_index);
379 if (domain == NULL) {
380 device_printf(ocs->dev, "domain [%d] nod found\n",
381 req->domain_index);
382 return -EFAULT;
383 }
384
385 if (req->req_create) {
386 rc = ocs_sport_vport_new(domain, req->wwpn, req->wwnn,
387 UINT32_MAX, req->enable_ini,
388 req->enable_tgt, NULL, NULL, TRUE);
389 } else {
390 rc = ocs_sport_vport_del(ocs, domain, req->wwpn, req->wwnn);
391 }
392
393 return rc;
394 }
395
396 case OCS_IOCTL_CMD_GET_DDUMP: {
397 ocs_ioctl_ddump_t *req = (ocs_ioctl_ddump_t*) addr;
398 ocs_textbuf_t textbuf;
399 int x;
400
401 /* Build a text buffer */
402 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) {
403 device_printf(ocs->dev, "Error: ocs_textbuf_alloc failed\n");
404 return -EFAULT;
405 }
406
407 switch (req->args.action) {
408 case OCS_IOCTL_DDUMP_GET:
409 case OCS_IOCTL_DDUMP_GET_SAVED: {
410 uint32_t remaining;
411 uint32_t written;
412 uint32_t idx;
413 int32_t n;
414 ocs_textbuf_t *ptbuf = NULL;
415 uint32_t flags = 0;
416
417 if (req->args.action == OCS_IOCTL_DDUMP_GET_SAVED) {
418 if (ocs_textbuf_initialized(&ocs->ddump_saved)) {
419 ptbuf = &ocs->ddump_saved;
420 }
421 } else {
422 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) {
423 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
424 return -EFAULT;
425 }
426
427 /* translate IOCTL ddump flags to ddump flags */
428 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_WQES) {
429 flags |= OCS_DDUMP_FLAGS_WQES;
430 }
431 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_CQES) {
432 flags |= OCS_DDUMP_FLAGS_CQES;
433 }
434 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_MQES) {
435 flags |= OCS_DDUMP_FLAGS_MQES;
436 }
437 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_RQES) {
438 flags |= OCS_DDUMP_FLAGS_RQES;
439 }
440 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_EQES) {
441 flags |= OCS_DDUMP_FLAGS_EQES;
442 }
443
444 /* Try 3 times to get the dump */
445 for(x=0; x<3; x++) {
446 if (ocs_ddump(ocs, &textbuf, flags, req->args.q_entries) != 0) {
447 ocs_textbuf_reset(&textbuf);
448 } else {
449 /* Success */
450 x = 0;
451 break;
452 }
453 }
454 if (x != 0 ) {
455 /* Retries failed */
456 ocs_log_test(ocs, "ocs_ddump failed\n");
457 } else {
458 ptbuf = &textbuf;
459 }
460
461 }
462 written = 0;
463 if (ptbuf != NULL) {
464 /* Process each textbuf segment */
465 remaining = req->user_buffer_len;
466 for (idx = 0; remaining; idx++) {
467 n = ocs_textbuf_ext_get_written(ptbuf, idx);
468 if (n < 0) {
469 break;
470 }
471 if ((uint32_t)n >= remaining) {
472 n = (int32_t)remaining;
473 }
474 if (ocs_copy_to_user(req->user_buffer + written,
475 ocs_textbuf_ext_get_buffer(ptbuf, idx), n)) {
476 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__);
477 }
478 written += n;
479 remaining -= (uint32_t)n;
480 }
481 }
482 req->bytes_written = written;
483 if (ptbuf == &textbuf) {
484 ocs_textbuf_free(ocs, &textbuf);
485 }
486
487 break;
488 }
489 case OCS_IOCTL_DDUMP_CLR_SAVED:
490 ocs_clear_saved_ddump(ocs);
491 break;
492 default:
493 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
494 break;
495 }
496 break;
497 }
498 case OCS_IOCTL_CMD_DRIVER_INFO: {
499 ocs_ioctl_driver_info_t *req = (ocs_ioctl_driver_info_t*)addr;
500
501 ocs_memset(req, 0, sizeof(*req));
502
503 req->pci_vendor = ocs->pci_vendor;
504 req->pci_device = ocs->pci_device;
505 ocs_strncpy(req->businfo, ocs->businfo, sizeof(req->businfo));
506
507 req->sli_intf = ocs_config_read32(ocs, SLI4_INTF_REG);
508 ocs_strncpy(req->desc, device_get_desc(dev), sizeof(req->desc));
509 ocs_strncpy(req->fw_rev, ocs->fwrev, sizeof(req->fw_rev));
510 if (ocs->domain && ocs->domain->sport) {
511 *((uint64_t*)req->hw_addr.fc.wwnn) = ocs_htobe64(ocs->domain->sport->wwnn);
512 *((uint64_t*)req->hw_addr.fc.wwpn) = ocs_htobe64(ocs->domain->sport->wwpn);
513 }
514 ocs_strncpy(req->serialnum, ocs->serialnum, sizeof(req->serialnum));
515 break;
516 }
517
518 case OCS_IOCTL_CMD_MGMT_LIST: {
519 ocs_ioctl_mgmt_buffer_t* req = (ocs_ioctl_mgmt_buffer_t *)addr;
520 ocs_textbuf_t textbuf;
521
522 /* Build a text buffer */
523 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) {
524 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
525 return -EFAULT;
526 }
527
528 ocs_mgmt_get_list(ocs, &textbuf);
529
530 if (ocs_textbuf_get_written(&textbuf)) {
531 if (ocs_copy_to_user(req->user_buffer,
532 ocs_textbuf_get_buffer(&textbuf),
533 ocs_textbuf_get_written(&textbuf))) {
534 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__);
535 }
536 }
537 req->bytes_written = ocs_textbuf_get_written(&textbuf);
538
539 ocs_textbuf_free(ocs, &textbuf);
540
541 break;
542
543 }
544
545 case OCS_IOCTL_CMD_MGMT_GET_ALL: {
546 ocs_ioctl_mgmt_buffer_t* req = (ocs_ioctl_mgmt_buffer_t *)addr;
547 ocs_textbuf_t textbuf;
548 int32_t n;
549 uint32_t idx;
550 uint32_t copied = 0;
551
552 /* Build a text buffer */
553 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) {
554 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
555 return -EFAULT;
556 }
557
558 ocs_mgmt_get_all(ocs, &textbuf);
559
560 for (idx = 0; (n = ocs_textbuf_ext_get_written(&textbuf, idx)) > 0; idx++) {
561 if(ocs_copy_to_user(req->user_buffer + copied,
562 ocs_textbuf_ext_get_buffer(&textbuf, idx),
563 ocs_textbuf_ext_get_written(&textbuf, idx))) {
564
565 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
566 }
567 copied += n;
568 }
569 req->bytes_written = copied;
570
571 ocs_textbuf_free(ocs, &textbuf);
572
573 break;
574 }
575
576 case OCS_IOCTL_CMD_MGMT_GET: {
577 ocs_ioctl_cmd_get_t* req = (ocs_ioctl_cmd_get_t*)addr;
578 ocs_textbuf_t textbuf;
579 char name[OCS_MGMT_MAX_NAME];
580
581 /* Copy the name value in from user space */
582 if (ocs_copy_from_user(name, req->name, OCS_MGMT_MAX_NAME)) {
583 ocs_log_test(ocs, "ocs_copy_from_user failed\n");
584 ocs_ioctl_free(ocs, req, sizeof(ocs_ioctl_cmd_get_t));
585 return -EFAULT;
586 }
587
588 /* Build a text buffer */
589 if (ocs_textbuf_alloc(ocs, &textbuf, req->value_length)) {
590 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
591 return -EFAULT;
592 }
593
594 ocs_mgmt_get(ocs, name, &textbuf);
595
596 if (ocs_textbuf_get_written(&textbuf)) {
597 if (ocs_copy_to_user(req->value,
598 ocs_textbuf_get_buffer(&textbuf),
599 ocs_textbuf_get_written(&textbuf))) {
600 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__);
601
602 }
603 }
604 req->value_length = ocs_textbuf_get_written(&textbuf);
605
606 ocs_textbuf_free(ocs, &textbuf);
607
608 break;
609 }
610
611 case OCS_IOCTL_CMD_MGMT_SET: {
612 char name[OCS_MGMT_MAX_NAME];
613 char value[OCS_MGMT_MAX_VALUE];
614 ocs_ioctl_cmd_set_t* req = (ocs_ioctl_cmd_set_t*)addr;
615
616 // Copy the name in from user space
617 if (ocs_copy_from_user(name, req->name, OCS_MGMT_MAX_NAME)) {
618 ocs_log_test(ocs, "Error: copy from user failed\n");
619 ocs_ioctl_free(ocs, req, sizeof(*req));
620 return -EFAULT;
621 }
622
623 // Copy the value in from user space
624 if (ocs_copy_from_user(value, req->value, OCS_MGMT_MAX_VALUE)) {
625 ocs_log_test(ocs, "Error: copy from user failed\n");
626 ocs_ioctl_free(ocs, req, sizeof(*req));
627 return -EFAULT;
628 }
629
630 req->result = ocs_mgmt_set(ocs, req->name, req->value);
631
632 break;
633 }
634
635 case OCS_IOCTL_CMD_MGMT_EXEC: {
636 ocs_ioctl_action_t* req = (ocs_ioctl_action_t*) addr;
637 char action_name[OCS_MGMT_MAX_NAME];
638
639 if (ocs_copy_from_user(action_name, req->name, sizeof(action_name))) {
640 ocs_log_test(ocs, "Error: copy req.name from user failed\n");
641 ocs_ioctl_free(ocs, req, sizeof(*req));
642 return -EFAULT;
643 }
644
645 req->result = ocs_mgmt_exec(ocs, action_name, req->arg_in, req->arg_in_length,
646 req->arg_out, req->arg_out_length);
647
648 break;
649 }
650
651 default:
652 ocs_log_test(ocs, "Error: unknown cmd %#lx\n", cmd);
653 status = -ENOTTY;
654 break;
655 }
656 return status;
657 }
658
659 static void
ocs_fw_write_cb(int32_t status,uint32_t actual_write_length,uint32_t change_status,void * arg)660 ocs_fw_write_cb(int32_t status, uint32_t actual_write_length,
661 uint32_t change_status, void *arg)
662 {
663 ocs_mgmt_fw_write_result_t *result = arg;
664
665 result->status = status;
666 result->actual_xfer = actual_write_length;
667 result->change_status = change_status;
668
669 ocs_sem_v(&(result->semaphore));
670 }
671
672 int
ocs_firmware_write(ocs_t * ocs,const uint8_t * buf,size_t buf_len,uint8_t * change_status)673 ocs_firmware_write(ocs_t *ocs, const uint8_t *buf, size_t buf_len,
674 uint8_t *change_status)
675 {
676 int rc = 0;
677 uint32_t bytes_left;
678 uint32_t xfer_size;
679 uint32_t offset;
680 ocs_dma_t dma;
681 int last = 0;
682 ocs_mgmt_fw_write_result_t result;
683
684 ocs_sem_init(&(result.semaphore), 0, "fw_write");
685
686 bytes_left = buf_len;
687 offset = 0;
688
689 if (ocs_dma_alloc(ocs, &dma, FW_WRITE_BUFSIZE, 4096)) {
690 ocs_log_err(ocs, "ocs_firmware_write: malloc failed\n");
691 return -ENOMEM;
692 }
693
694 while (bytes_left > 0) {
695
696 if (bytes_left > FW_WRITE_BUFSIZE) {
697 xfer_size = FW_WRITE_BUFSIZE;
698 } else {
699 xfer_size = bytes_left;
700 }
701
702 ocs_memcpy(dma.virt, buf + offset, xfer_size);
703
704 if (bytes_left == xfer_size) {
705 last = 1;
706 }
707
708 ocs_hw_firmware_write(&ocs->hw, &dma, xfer_size, offset,
709 last, ocs_fw_write_cb, &result);
710
711 if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
712 rc = -ENXIO;
713 break;
714 }
715
716 if (result.actual_xfer == 0 || result.status != 0) {
717 rc = -EFAULT;
718 break;
719 }
720
721 if (last) {
722 *change_status = result.change_status;
723 }
724
725 bytes_left -= result.actual_xfer;
726 offset += result.actual_xfer;
727 }
728
729 ocs_dma_free(ocs, &dma);
730 return rc;
731 }
732
733 static int
ocs_sys_fwupgrade(SYSCTL_HANDLER_ARGS)734 ocs_sys_fwupgrade(SYSCTL_HANDLER_ARGS)
735 {
736 char file_name[256] = {0};
737 char fw_change_status;
738 uint32_t rc = 1;
739 ocs_t *ocs = (ocs_t *)arg1;
740 const struct firmware *fw;
741 const struct ocs_hw_grp_hdr *fw_image;
742
743 rc = sysctl_handle_string(oidp, file_name, sizeof(file_name), req);
744 if (rc || !req->newptr)
745 return rc;
746
747 fw = firmware_get(file_name);
748 if (fw == NULL) {
749 device_printf(ocs->dev, "Unable to get Firmware. "
750 "Make sure %s is copied to /boot/modules\n", file_name);
751 return ENOENT;
752 }
753
754 fw_image = (const struct ocs_hw_grp_hdr *)fw->data;
755
756 /* Check if firmware provided is compatible with this particular
757 * Adapter of not*/
758 if ((ocs_be32toh(fw_image->magic_number) != OCS_HW_OBJECT_G5) &&
759 (ocs_be32toh(fw_image->magic_number) != OCS_HW_OBJECT_G6)) {
760 device_printf(ocs->dev,
761 "Invalid FW image found Magic: 0x%x Size: %zu \n",
762 ocs_be32toh(fw_image->magic_number), fw->datasize);
763 rc = -1;
764 goto exit;
765
766 }
767
768 if (!strncmp(ocs->fw_version, fw_image->revision,
769 strnlen(fw_image->revision, 16))) {
770 device_printf(ocs->dev, "No update req. "
771 "Firmware is already up to date. \n");
772 rc = 0;
773 goto exit;
774 }
775
776 device_printf(ocs->dev, "Upgrading Firmware from %s to %s \n",
777 ocs->fw_version, fw_image->revision);
778
779 rc = ocs_firmware_write(ocs, fw->data, fw->datasize, &fw_change_status);
780 if (rc) {
781 ocs_log_err(ocs, "Firmware update failed with status = %d\n", rc);
782 } else {
783 ocs_log_info(ocs, "Firmware updated successfully\n");
784 switch (fw_change_status) {
785 case 0x00:
786 device_printf(ocs->dev,
787 "No reset needed, new firmware is active.\n");
788 break;
789 case 0x01:
790 device_printf(ocs->dev,
791 "A physical device reset (host reboot) is "
792 "needed to activate the new firmware\n");
793 break;
794 case 0x02:
795 case 0x03:
796 device_printf(ocs->dev,
797 "firmware is resetting to activate the new "
798 "firmware, Host reboot is needed \n");
799 break;
800 default:
801 ocs_log_warn(ocs,
802 "Unexected value change_status: %d\n",
803 fw_change_status);
804 break;
805 }
806
807 }
808
809 exit:
810 /* Release Firmware*/
811 firmware_put(fw, FIRMWARE_UNLOAD);
812
813 return rc;
814
815 }
816
817 static int
ocs_sysctl_wwnn(SYSCTL_HANDLER_ARGS)818 ocs_sysctl_wwnn(SYSCTL_HANDLER_ARGS)
819 {
820 uint32_t rc = 1;
821 ocs_t *ocs = oidp->oid_arg1;
822 char old[64];
823 char new[64];
824 uint64_t *wwnn = NULL;
825 ocs_xport_t *xport = ocs->xport;
826
827 if (xport->req_wwnn) {
828 wwnn = &xport->req_wwnn;
829 memset(old, 0, sizeof(old));
830 snprintf(old, sizeof(old), "0x%llx" , (unsigned long long) *wwnn);
831
832 } else {
833 wwnn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_NODE);
834
835 memset(old, 0, sizeof(old));
836 snprintf(old, sizeof(old), "0x%llx" , (unsigned long long) ocs_htobe64(*wwnn));
837 }
838
839 /*Read wwnn*/
840 if (!req->newptr) {
841
842 return (sysctl_handle_string(oidp, old, sizeof(old), req));
843 }
844
845 /*Configure port wwn*/
846 rc = sysctl_handle_string(oidp, new, sizeof(new), req);
847 if (rc)
848 return (rc);
849
850 if (strncmp(old, new, strlen(old)) == 0) {
851 return 0;
852 }
853
854 return (set_req_wwnn(ocs, NULL, new));
855 }
856
857 static int
ocs_sysctl_wwpn(SYSCTL_HANDLER_ARGS)858 ocs_sysctl_wwpn(SYSCTL_HANDLER_ARGS)
859 {
860 uint32_t rc = 1;
861 ocs_t *ocs = oidp->oid_arg1;
862 char old[64];
863 char new[64];
864 uint64_t *wwpn = NULL;
865 ocs_xport_t *xport = ocs->xport;
866
867 if (xport->req_wwpn) {
868 wwpn = &xport->req_wwpn;
869 memset(old, 0, sizeof(old));
870 snprintf(old, sizeof(old), "0x%llx",(unsigned long long) *wwpn);
871 } else {
872 wwpn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_PORT);
873 memset(old, 0, sizeof(old));
874 snprintf(old, sizeof(old), "0x%llx",(unsigned long long) ocs_htobe64(*wwpn));
875 }
876
877
878 /*Read wwpn*/
879 if (!req->newptr) {
880 return (sysctl_handle_string(oidp, old, sizeof(old), req));
881 }
882
883 /*Configure port wwn*/
884 rc = sysctl_handle_string(oidp, new, sizeof(new), req);
885 if (rc)
886 return (rc);
887
888 if (strncmp(old, new, strlen(old)) == 0) {
889 return 0;
890 }
891
892 return (set_req_wwpn(ocs, NULL, new));
893 }
894
895 static int
ocs_sysctl_current_topology(SYSCTL_HANDLER_ARGS)896 ocs_sysctl_current_topology(SYSCTL_HANDLER_ARGS)
897 {
898 ocs_t *ocs = oidp->oid_arg1;
899 uint32_t value;
900
901 ocs_hw_get(&ocs->hw, OCS_HW_TOPOLOGY, &value);
902
903 return (sysctl_handle_int(oidp, &value, 0, req));
904 }
905
906 static int
ocs_sysctl_current_speed(SYSCTL_HANDLER_ARGS)907 ocs_sysctl_current_speed(SYSCTL_HANDLER_ARGS)
908 {
909 ocs_t *ocs = oidp->oid_arg1;
910 uint32_t value;
911
912 ocs_hw_get(&ocs->hw, OCS_HW_LINK_SPEED, &value);
913
914 return (sysctl_handle_int(oidp, &value, 0, req));
915 }
916
917 static int
ocs_sysctl_config_topology(SYSCTL_HANDLER_ARGS)918 ocs_sysctl_config_topology(SYSCTL_HANDLER_ARGS)
919 {
920 uint32_t rc = 1;
921 ocs_t *ocs = oidp->oid_arg1;
922 uint32_t old_value;
923 uint32_t new_value;
924 char buf[64];
925
926 ocs_hw_get(&ocs->hw, OCS_HW_CONFIG_TOPOLOGY, &old_value);
927
928 /*Read topo*/
929 if (!req->newptr) {
930 return (sysctl_handle_int(oidp, &old_value, 0, req));
931 }
932
933 /*Configure port wwn*/
934 rc = sysctl_handle_int(oidp, &new_value, 0, req);
935 if (rc)
936 return (rc);
937
938 if (new_value == old_value) {
939 return 0;
940 }
941
942 snprintf(buf, sizeof(buf), "%d",new_value);
943 rc = set_configured_topology(ocs, NULL, buf);
944 return rc;
945 }
946
947 static int
ocs_sysctl_config_speed(SYSCTL_HANDLER_ARGS)948 ocs_sysctl_config_speed(SYSCTL_HANDLER_ARGS)
949 {
950 uint32_t rc = 1;
951 ocs_t *ocs = oidp->oid_arg1;
952 uint32_t old_value;
953 uint32_t new_value;
954 char buf[64];
955
956 ocs_hw_get(&ocs->hw, OCS_HW_LINK_CONFIG_SPEED, &old_value);
957
958 /*Read topo*/
959 if (!req->newptr) {
960 return (sysctl_handle_int(oidp, &old_value, 0, req));
961 }
962
963 /*Configure port wwn*/
964 rc = sysctl_handle_int(oidp, &new_value, 0, req);
965 if (rc)
966 return (rc);
967
968 if (new_value == old_value) {
969 return 0;
970 }
971
972 snprintf(buf, sizeof(buf), "%d",new_value);
973 rc = set_configured_speed(ocs, NULL,buf);
974 return rc;
975 }
976
977 static int
ocs_sysctl_fcid(SYSCTL_HANDLER_ARGS)978 ocs_sysctl_fcid(SYSCTL_HANDLER_ARGS)
979 {
980 ocs_t *ocs = oidp->oid_arg1;
981 char buf[64];
982
983 memset(buf, 0, sizeof(buf));
984 if (ocs->domain && ocs->domain->attached) {
985 snprintf(buf, sizeof(buf), "0x%06x",
986 ocs->domain->sport->fc_id);
987 }
988
989 return (sysctl_handle_string(oidp, buf, sizeof(buf), req));
990 }
991
992
993 static int
ocs_sysctl_port_state(SYSCTL_HANDLER_ARGS)994 ocs_sysctl_port_state(SYSCTL_HANDLER_ARGS)
995 {
996
997 char new[256] = {0};
998 uint32_t rc = 1;
999 ocs_xport_stats_t old;
1000 ocs_t *ocs = (ocs_t *)arg1;
1001
1002 ocs_xport_status(ocs->xport, OCS_XPORT_CONFIG_PORT_STATUS, &old);
1003
1004 /*Read port state */
1005 if (!req->newptr) {
1006 snprintf(new, sizeof(new), "%s",
1007 (old.value == OCS_XPORT_PORT_OFFLINE) ?
1008 "offline" : "online");
1009 return (sysctl_handle_string(oidp, new, sizeof(new), req));
1010 }
1011
1012 /*Configure port state*/
1013 rc = sysctl_handle_string(oidp, new, sizeof(new), req);
1014 if (rc)
1015 return (rc);
1016
1017 if (ocs_strcasecmp(new, "offline") == 0) {
1018 if (old.value == OCS_XPORT_PORT_OFFLINE) {
1019 return (0);
1020 }
1021 ocs_log_debug(ocs, "Setting port to %s\n", new);
1022 rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_OFFLINE);
1023 if (rc != 0) {
1024 ocs_log_err(ocs, "Setting port to offline failed\n");
1025 }
1026 } else if (ocs_strcasecmp(new, "online") == 0) {
1027 if (old.value == OCS_XPORT_PORT_ONLINE) {
1028 return (0);
1029 }
1030 ocs_log_debug(ocs, "Setting port to %s\n", new);
1031 rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_ONLINE);
1032 if (rc != 0) {
1033 ocs_log_err(ocs, "Setting port to online failed\n");
1034 }
1035 } else {
1036 ocs_log_err(ocs, "Unsupported link state %s\n", new);
1037 rc = 1;
1038 }
1039
1040 return (rc);
1041
1042 }
1043
1044 static int
ocs_sysctl_vport_wwpn(SYSCTL_HANDLER_ARGS)1045 ocs_sysctl_vport_wwpn(SYSCTL_HANDLER_ARGS)
1046 {
1047 ocs_fcport *fcp = oidp->oid_arg1;
1048 char str_wwpn[64];
1049
1050 memset(str_wwpn, 0, sizeof(str_wwpn));
1051 snprintf(str_wwpn, sizeof(str_wwpn), "0x%llx", (unsigned long long)fcp->vport->wwpn);
1052
1053 return (sysctl_handle_string(oidp, str_wwpn, sizeof(str_wwpn), req));
1054 }
1055
1056 static int
ocs_sysctl_vport_wwnn(SYSCTL_HANDLER_ARGS)1057 ocs_sysctl_vport_wwnn(SYSCTL_HANDLER_ARGS)
1058 {
1059 ocs_fcport *fcp = oidp->oid_arg1;
1060 char str_wwnn[64];
1061
1062 memset(str_wwnn, 0, sizeof(str_wwnn));
1063 snprintf(str_wwnn, sizeof(str_wwnn), "0x%llx", (unsigned long long)fcp->vport->wwnn);
1064
1065 return (sysctl_handle_string(oidp, str_wwnn, sizeof(str_wwnn), req));
1066 }
1067
1068 /**
1069 * @brief Initialize sysctl
1070 *
1071 * Initialize sysctl so elxsdkutil can query device information.
1072 *
1073 * @param ocs pointer to ocs
1074 * @return void
1075 */
1076 static void
ocs_sysctl_init(ocs_t * ocs)1077 ocs_sysctl_init(ocs_t *ocs)
1078 {
1079 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(ocs->dev);
1080 struct sysctl_oid *tree = device_get_sysctl_tree(ocs->dev);
1081 struct sysctl_oid *vtree;
1082 const char *str = NULL;
1083 char sli_intf[16], name[16];
1084 uint32_t rev, if_type, family, i;
1085 ocs_fcport *fcp = NULL;
1086
1087 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1088 "devid", CTLFLAG_RD, NULL,
1089 pci_get_devid(ocs->dev), "Device ID");
1090
1091 memset(ocs->modeldesc, 0, sizeof(ocs->modeldesc));
1092 if (0 == pci_get_vpd_ident(ocs->dev, &str)) {
1093 snprintf(ocs->modeldesc, sizeof(ocs->modeldesc), "%s", str);
1094 }
1095 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1096 "modeldesc", CTLFLAG_RD,
1097 ocs->modeldesc,
1098 0, "Model Description");
1099
1100 memset(ocs->serialnum, 0, sizeof(ocs->serialnum));
1101 if (0 == pci_get_vpd_readonly(ocs->dev, "SN", &str)) {
1102 snprintf(ocs->serialnum, sizeof(ocs->serialnum), "%s", str);
1103 }
1104 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1105 "sn", CTLFLAG_RD,
1106 ocs->serialnum,
1107 0, "Serial Number");
1108
1109 ocs_hw_get(&ocs->hw, OCS_HW_SLI_REV, &rev);
1110 ocs_hw_get(&ocs->hw, OCS_HW_IF_TYPE, &if_type);
1111 ocs_hw_get(&ocs->hw, OCS_HW_SLI_FAMILY, &family);
1112
1113 memset(ocs->fwrev, 0, sizeof(ocs->fwrev));
1114 snprintf(ocs->fwrev, sizeof(ocs->fwrev), "%s, sli-%d:%d:%x",
1115 (char *)ocs_hw_get_ptr(&ocs->hw, OCS_HW_FW_REV),
1116 rev, if_type, family);
1117 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1118 "fwrev", CTLFLAG_RD,
1119 ocs->fwrev,
1120 0, "Firmware Revision");
1121
1122 memset(ocs->sli_intf, 0, sizeof(ocs->sli_intf));
1123 snprintf(ocs->sli_intf, sizeof(sli_intf), "%08x",
1124 ocs_config_read32(ocs, SLI4_INTF_REG));
1125 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1126 "sli_intf", CTLFLAG_RD,
1127 ocs->sli_intf,
1128 0, "SLI Interface");
1129
1130 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "fw_upgrade",
1131 CTLTYPE_STRING | CTLFLAG_RW, (void *)ocs, 0,
1132 ocs_sys_fwupgrade, "A", "Firmware grp file");
1133
1134 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1135 "wwnn", CTLTYPE_STRING | CTLFLAG_RW,
1136 ocs, 0, ocs_sysctl_wwnn, "A",
1137 "World Wide Node Name, wwnn should be in the format 0x<XXXXXXXXXXXXXXXX>");
1138
1139 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1140 "wwpn", CTLTYPE_STRING | CTLFLAG_RW,
1141 ocs, 0, ocs_sysctl_wwpn, "A",
1142 "World Wide Port Name, wwpn should be in the format 0x<XXXXXXXXXXXXXXXX>");
1143
1144 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1145 "current_topology", CTLTYPE_UINT | CTLFLAG_RD,
1146 ocs, 0, ocs_sysctl_current_topology, "IU",
1147 "Current Topology, 1-NPort; 2-Loop; 3-None");
1148
1149 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1150 "current_speed", CTLTYPE_UINT | CTLFLAG_RD,
1151 ocs, 0, ocs_sysctl_current_speed, "IU",
1152 "Current Speed");
1153
1154 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1155 "configured_topology", CTLTYPE_UINT | CTLFLAG_RW,
1156 ocs, 0, ocs_sysctl_config_topology, "IU",
1157 "Configured Topology, 0-Auto; 1-NPort; 2-Loop");
1158
1159 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1160 "configured_speed", CTLTYPE_UINT | CTLFLAG_RW,
1161 ocs, 0, ocs_sysctl_config_speed, "IU",
1162 "Configured Speed, 0-Auto, 2000, 4000, 8000, 16000, 32000");
1163
1164 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1165 "businfo", CTLFLAG_RD,
1166 ocs->businfo,
1167 0, "Bus Info");
1168
1169 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1170 "fcid", CTLTYPE_STRING | CTLFLAG_RD,
1171 ocs, 0, ocs_sysctl_fcid, "A",
1172 "Port FC ID");
1173
1174 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1175 "port_state", CTLTYPE_STRING | CTLFLAG_RW,
1176 ocs, 0, ocs_sysctl_port_state, "A",
1177 "configured port state");
1178
1179 for (i = 0; i < ocs->num_vports; i++) {
1180 fcp = FCPORT(ocs, i+1);
1181
1182 memset(name, 0, sizeof(name));
1183 snprintf(name, sizeof(name), "vport%d", i);
1184 vtree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree),
1185 OID_AUTO, name, CTLFLAG_RW, 0, "Virtual port");
1186
1187 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(vtree), OID_AUTO,
1188 "wwnn", CTLTYPE_STRING | CTLFLAG_RW,
1189 fcp, 0, ocs_sysctl_vport_wwnn, "A",
1190 "World Wide Node Name");
1191
1192 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(vtree), OID_AUTO,
1193 "wwpn", CTLTYPE_STRING | CTLFLAG_RW,
1194 fcp, 0, ocs_sysctl_vport_wwpn, "A",
1195 "World Wide Port Name");
1196
1197 }
1198
1199 }
1200
1201 /**
1202 * @brief Initialize the debug module
1203 *
1204 * Parse device hints (similar to Linux module parameters) here. To use,
1205 * run the command
1206 * kenv hint.ocs.U.P=V
1207 * from the command line replacing U with the unit # (0,1,...),
1208 * P with the parameter name (debug_mask), and V with the value
1209 */
1210 void
ocs_debug_attach(void * os)1211 ocs_debug_attach(void *os)
1212 {
1213 struct ocs_softc *ocs = os;
1214 int error = 0;
1215 char *resname = NULL;
1216 int32_t unit = INT32_MAX;
1217 uint32_t ocs_debug_mask = 0;
1218
1219 resname = "debug_mask";
1220 if (0 == (error = resource_int_value(device_get_name(ocs->dev), device_get_unit(ocs->dev),
1221 resname, &ocs_debug_mask))) {
1222 device_printf(ocs->dev, "setting %s to %010x\n", resname, ocs_debug_mask);
1223 ocs_debug_enable(ocs_debug_mask);
1224 }
1225
1226 unit = device_get_unit(ocs->dev);
1227 ocs->cdev = make_dev(&ocs_cdevsw, unit, UID_ROOT, GID_OPERATOR, 0640,
1228 "ocs%d", unit);
1229 if (ocs->cdev) {
1230 ocs->cdev->si_drv1 = ocs;
1231 }
1232
1233 /* initialize sysctl interface */
1234 ocs_sysctl_init(ocs);
1235 mtx_init(&ocs->dbg_lock, "ocs_dbg_lock", NULL, MTX_DEF);
1236 }
1237
1238 /**
1239 * @brief Free the debug module
1240 */
1241 void
ocs_debug_detach(void * os)1242 ocs_debug_detach(void *os)
1243 {
1244 struct ocs_softc *ocs = os;
1245
1246 mtx_destroy(&ocs->dbg_lock);
1247
1248 if (ocs->cdev) {
1249 ocs->cdev->si_drv1 = NULL;
1250 destroy_dev(ocs->cdev);
1251 }
1252 }
1253
1254