Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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sys/dev/ocs_fc/ocs_ioctl.c
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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 61 ocs_open(struct cdev *cdev, int flags, int fmt, struct thread *td) 62 { 63 return 0; 64 } 65 66 static int 67 ocs_close(struct cdev *cdev, int flag, int fmt, struct thread *td) 68 { 69 return 0; 70 } 71 72 static int32_t 73 __ocs_ioctl_mbox_cb(ocs_hw_t *hw, int32_t status, uint8_t *mqe, void *arg) 74 { 75 struct ocs_softc *ocs = arg; 76 77 /* wait for the ioctl to sleep before calling wakeup */ 78 mtx_lock(&ocs->dbg_lock); 79 80 mtx_unlock(&ocs->dbg_lock); 81 82 wakeup(arg); 83 84 return 0; 85 } 86 87 static int 88 ocs_process_sli_config (ocs_t *ocs, ocs_ioctl_elxu_mbox_t *mcmd, ocs_dma_t *dma) 89 { 90 sli4_cmd_sli_config_t *sli_config = (sli4_cmd_sli_config_t *)mcmd->payload; 91 92 if (sli_config->emb) { 93 sli4_req_hdr_t *req = (sli4_req_hdr_t *)sli_config->payload.embed; 94 95 switch (req->opcode) { 96 case SLI4_OPC_COMMON_READ_OBJECT: 97 if (mcmd->out_bytes) { 98 sli4_req_common_read_object_t *rdobj = 99 (sli4_req_common_read_object_t *)sli_config->payload.embed; 100 101 if (ocs_dma_alloc(ocs, dma, mcmd->out_bytes, 4096)) { 102 device_printf(ocs->dev, "%s: COMMON_READ_OBJECT - %lld allocation failed\n", 103 __func__, (unsigned long long)mcmd->out_bytes); 104 return ENXIO; 105 } 106 107 memset(dma->virt, 0, mcmd->out_bytes); 108 109 rdobj->host_buffer_descriptor[0].bde_type = SLI4_BDE_TYPE_BDE_64; 110 rdobj->host_buffer_descriptor[0].buffer_length = mcmd->out_bytes; 111 rdobj->host_buffer_descriptor[0].u.data.buffer_address_low = ocs_addr32_lo(dma->phys); 112 rdobj->host_buffer_descriptor[0].u.data.buffer_address_high = ocs_addr32_hi(dma->phys); 113 } 114 break; 115 case SLI4_OPC_COMMON_WRITE_OBJECT: 116 { 117 sli4_req_common_write_object_t *wrobj = 118 (sli4_req_common_write_object_t *)sli_config->payload.embed; 119 120 if (ocs_dma_alloc(ocs, dma, wrobj->desired_write_length, 4096)) { 121 device_printf(ocs->dev, "%s: COMMON_WRITE_OBJECT - %d allocation failed\n", 122 __func__, wrobj->desired_write_length); 123 return ENXIO; 124 } 125 /* setup the descriptor */ 126 wrobj->host_buffer_descriptor[0].bde_type = SLI4_BDE_TYPE_BDE_64; 127 wrobj->host_buffer_descriptor[0].buffer_length = wrobj->desired_write_length; 128 wrobj->host_buffer_descriptor[0].u.data.buffer_address_low = ocs_addr32_lo(dma->phys); 129 wrobj->host_buffer_descriptor[0].u.data.buffer_address_high = ocs_addr32_hi(dma->phys); 130 131 /* copy the data into the DMA buffer */ 132 copyin((void *)(uintptr_t)mcmd->in_addr, dma->virt, mcmd->in_bytes); 133 } 134 break; 135 case SLI4_OPC_COMMON_DELETE_OBJECT: 136 break; 137 case SLI4_OPC_COMMON_READ_OBJECT_LIST: 138 if (mcmd->out_bytes) { 139 sli4_req_common_read_object_list_t *rdobj = 140 (sli4_req_common_read_object_list_t *)sli_config->payload.embed; 141 142 if (ocs_dma_alloc(ocs, dma, mcmd->out_bytes, 4096)) { 143 device_printf(ocs->dev, "%s: COMMON_READ_OBJECT_LIST - %lld allocation failed\n", 144 __func__,(unsigned long long) mcmd->out_bytes); 145 return ENXIO; 146 } 147 148 memset(dma->virt, 0, mcmd->out_bytes); 149 150 rdobj->host_buffer_descriptor[0].bde_type = SLI4_BDE_TYPE_BDE_64; 151 rdobj->host_buffer_descriptor[0].buffer_length = mcmd->out_bytes; 152 rdobj->host_buffer_descriptor[0].u.data.buffer_address_low = ocs_addr32_lo(dma->phys); 153 rdobj->host_buffer_descriptor[0].u.data.buffer_address_high = ocs_addr32_hi(dma->phys); 154 } 155 break; 156 case SLI4_OPC_COMMON_READ_TRANSCEIVER_DATA: 157 break; 158 default: 159 device_printf(ocs->dev, "%s: in=%p (%lld) out=%p (%lld)\n", __func__, 160 (void *)(uintptr_t)mcmd->in_addr, (unsigned long long)mcmd->in_bytes, 161 (void *)(uintptr_t)mcmd->out_addr, (unsigned long long)mcmd->out_bytes); 162 device_printf(ocs->dev, "%s: unknown (opc=%#x)\n", __func__, 163 req->opcode); 164 hexdump(mcmd, mcmd->size, NULL, 0); 165 break; 166 } 167 } else { 168 uint32_t max_bytes = max(mcmd->in_bytes, mcmd->out_bytes); 169 if (ocs_dma_alloc(ocs, dma, max_bytes, 4096)) { 170 device_printf(ocs->dev, "%s: non-embedded - %u allocation failed\n", 171 __func__, max_bytes); 172 return ENXIO; 173 } 174 175 copyin((void *)(uintptr_t)mcmd->in_addr, dma->virt, mcmd->in_bytes); 176 177 sli_config->payload.mem.address_low = ocs_addr32_lo(dma->phys); 178 sli_config->payload.mem.address_high = ocs_addr32_hi(dma->phys); 179 sli_config->payload.mem.length = max_bytes; 180 } 181 182 return 0; 183 } 184 185 static int 186 ocs_process_mbx_ioctl(ocs_t *ocs, ocs_ioctl_elxu_mbox_t *mcmd) 187 { 188 ocs_dma_t dma = { 0 }; 189 190 if ((ELXU_BSD_MAGIC != mcmd->magic) || 191 (sizeof(ocs_ioctl_elxu_mbox_t) != mcmd->size)) { 192 device_printf(ocs->dev, "%s: malformed command m=%08x s=%08x\n", 193 __func__, mcmd->magic, mcmd->size); 194 return EINVAL; 195 } 196 197 switch(((sli4_mbox_command_header_t *)mcmd->payload)->command) { 198 case SLI4_MBOX_COMMAND_SLI_CONFIG: 199 if (ENXIO == ocs_process_sli_config(ocs, mcmd, &dma)) 200 return ENXIO; 201 break; 202 203 case SLI4_MBOX_COMMAND_READ_REV: 204 case SLI4_MBOX_COMMAND_READ_STATUS: 205 case SLI4_MBOX_COMMAND_READ_LNK_STAT: 206 break; 207 208 default: 209 device_printf(ocs->dev, "command %d\n",((sli4_mbox_command_header_t *)mcmd->payload)->command); 210 device_printf(ocs->dev, "%s, command not support\n", __func__); 211 goto no_support; 212 break; 213 } 214 215 /* 216 * The dbg_lock usage here insures the command completion code 217 * (__ocs_ioctl_mbox_cb), which calls wakeup(), does not run until 218 * after first calling msleep() 219 * 220 * 1. ioctl grabs dbg_lock 221 * 2. ioctl issues command 222 * if the command completes before msleep(), the 223 * command completion code (__ocs_ioctl_mbox_cb) will spin 224 * on dbg_lock before calling wakeup() 225 * 3. ioctl calls msleep which releases dbg_lock before sleeping 226 * and reacquires it before waking 227 * 4. command completion handler acquires the dbg_lock, immediately 228 * releases it, and calls wakeup 229 * 5. msleep returns, re-acquiring the lock 230 * 6. ioctl code releases the lock 231 */ 232 mtx_lock(&ocs->dbg_lock); 233 if (ocs_hw_command(&ocs->hw, mcmd->payload, OCS_CMD_NOWAIT, 234 __ocs_ioctl_mbox_cb, ocs)) { 235 device_printf(ocs->dev, "%s: command- %x failed\n", __func__, 236 ((sli4_mbox_command_header_t *)mcmd->payload)->command); 237 } 238 msleep(ocs, &ocs->dbg_lock, 0, "ocsmbx", 0); 239 mtx_unlock(&ocs->dbg_lock); 240 241 if( SLI4_MBOX_COMMAND_SLI_CONFIG == ((sli4_mbox_command_header_t *)mcmd->payload)->command 242 && mcmd->out_bytes && dma.virt) { 243 copyout(dma.virt, (void *)(uintptr_t)mcmd->out_addr, mcmd->out_bytes); 244 } 245 246 no_support: 247 ocs_dma_free(ocs, &dma); 248 249 return 0; 250 } 251 252 /** 253 * @brief perform requested Elx CoreDump helper function 254 * 255 * The Elx CoreDump facility used for BE3 diagnostics uses the OCS_IOCTL_CMD_ECD_HELPER 256 * ioctl function to execute requested "help" functions 257 * 258 * @param ocs pointer to ocs structure 259 * @param req pointer to helper function request 260 * 261 * @return returns 0 for success, a negative error code value for failure. 262 */ 263 264 static int 265 ocs_process_ecd_helper (ocs_t *ocs, ocs_ioctl_ecd_helper_t *req) 266 { 267 int32_t rc = 0; 268 uint8_t v8; 269 uint16_t v16; 270 uint32_t v32; 271 272 /* Check the BAR read/write commands for valid bar */ 273 switch(req->cmd) { 274 case OCS_ECD_HELPER_BAR_READ8: 275 case OCS_ECD_HELPER_BAR_READ16: 276 case OCS_ECD_HELPER_BAR_READ32: 277 case OCS_ECD_HELPER_BAR_WRITE8: 278 case OCS_ECD_HELPER_BAR_WRITE16: 279 case OCS_ECD_HELPER_BAR_WRITE32: 280 if (req->bar >= PCI_MAX_BAR) { 281 device_printf(ocs->dev, "Error: bar %d out of range\n", req->bar); 282 return -EFAULT; 283 } 284 if (ocs->reg[req->bar].res == NULL) { 285 device_printf(ocs->dev, "Error: bar %d not defined\n", req->bar); 286 return -EFAULT; 287 } 288 break; 289 default: 290 break; 291 } 292 293 switch(req->cmd) { 294 case OCS_ECD_HELPER_CFG_READ8: 295 v8 = ocs_config_read8(ocs, req->offset); 296 req->data = v8; 297 break; 298 case OCS_ECD_HELPER_CFG_READ16: 299 v16 = ocs_config_read16(ocs, req->offset); 300 req->data = v16; 301 break; 302 case OCS_ECD_HELPER_CFG_READ32: 303 v32 = ocs_config_read32(ocs, req->offset); 304 req->data = v32; 305 break; 306 case OCS_ECD_HELPER_CFG_WRITE8: 307 ocs_config_write8(ocs, req->offset, req->data); 308 break; 309 case OCS_ECD_HELPER_CFG_WRITE16: 310 ocs_config_write16(ocs, req->offset, req->data); 311 break; 312 case OCS_ECD_HELPER_CFG_WRITE32: 313 ocs_config_write32(ocs, req->offset, req->data); 314 break; 315 case OCS_ECD_HELPER_BAR_READ8: 316 req->data = ocs_reg_read8(ocs, req->bar, req->offset); 317 break; 318 case OCS_ECD_HELPER_BAR_READ16: 319 req->data = ocs_reg_read16(ocs, req->bar, req->offset); 320 break; 321 case OCS_ECD_HELPER_BAR_READ32: 322 req->data = ocs_reg_read32(ocs, req->bar, req->offset); 323 break; 324 case OCS_ECD_HELPER_BAR_WRITE8: 325 ocs_reg_write8(ocs, req->bar, req->offset, req->data); 326 break; 327 case OCS_ECD_HELPER_BAR_WRITE16: 328 ocs_reg_write16(ocs, req->bar, req->offset, req->data); 329 break; 330 case OCS_ECD_HELPER_BAR_WRITE32: 331 ocs_reg_write32(ocs, req->bar, req->offset, req->data); 332 break; 333 default: 334 device_printf(ocs->dev, "Invalid helper command=%d\n", req->cmd); 335 break; 336 } 337 338 return rc; 339 } 340 341 static int 342 ocs_ioctl(struct cdev *cdev, u_long cmd, caddr_t addr, int flag, struct thread *td) 343 { 344 int status = 0; 345 struct ocs_softc *ocs = cdev->si_drv1; 346 device_t dev = ocs->dev; 347 348 switch (cmd) { 349 case OCS_IOCTL_CMD_ELXU_MBOX: { 350 /* "copyin" done by kernel; thus, just dereference addr */ 351 ocs_ioctl_elxu_mbox_t *mcmd = (void *)addr; 352 status = ocs_process_mbx_ioctl(ocs, mcmd); 353 break; 354 } 355 case OCS_IOCTL_CMD_ECD_HELPER: { 356 /* "copyin" done by kernel; thus, just dereference addr */ 357 ocs_ioctl_ecd_helper_t *req = (void *)addr; 358 status = ocs_process_ecd_helper(ocs, req); 359 break; 360 } 361 362 case OCS_IOCTL_CMD_VPORT: { 363 int32_t rc = 0; 364 ocs_ioctl_vport_t *req = (ocs_ioctl_vport_t*) addr; 365 ocs_domain_t *domain; 366 367 domain = ocs_domain_get_instance(ocs, req->domain_index); 368 if (domain == NULL) { 369 device_printf(ocs->dev, "domain [%d] nod found\n", 370 req->domain_index); 371 return -EFAULT; 372 } 373 374 if (req->req_create) { 375 rc = ocs_sport_vport_new(domain, req->wwpn, req->wwnn, 376 UINT32_MAX, req->enable_ini, 377 req->enable_tgt, NULL, NULL, TRUE); 378 } else { 379 rc = ocs_sport_vport_del(ocs, domain, req->wwpn, req->wwnn); 380 } 381 382 return rc; 383 } 384 385 case OCS_IOCTL_CMD_GET_DDUMP: { 386 ocs_ioctl_ddump_t *req = (ocs_ioctl_ddump_t*) addr; 387 ocs_textbuf_t textbuf; 388 int x; 389 390 /* Build a text buffer */ 391 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) { 392 device_printf(ocs->dev, "Error: ocs_textbuf_alloc failed\n"); 393 return -EFAULT; 394 } 395 396 switch (req->args.action) { 397 case OCS_IOCTL_DDUMP_GET: 398 case OCS_IOCTL_DDUMP_GET_SAVED: { 399 uint32_t remaining; 400 uint32_t written; 401 uint32_t idx; 402 int32_t n; 403 ocs_textbuf_t *ptbuf = NULL; 404 uint32_t flags = 0; 405 406 if (req->args.action == OCS_IOCTL_DDUMP_GET_SAVED) { 407 if (ocs_textbuf_initialized(&ocs->ddump_saved)) { 408 ptbuf = &ocs->ddump_saved; 409 } 410 } else { 411 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) { 412 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 413 return -EFAULT; 414 } 415 416 /* translate IOCTL ddump flags to ddump flags */ 417 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_WQES) { 418 flags |= OCS_DDUMP_FLAGS_WQES; 419 } 420 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_CQES) { 421 flags |= OCS_DDUMP_FLAGS_CQES; 422 } 423 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_MQES) { 424 flags |= OCS_DDUMP_FLAGS_MQES; 425 } 426 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_RQES) { 427 flags |= OCS_DDUMP_FLAGS_RQES; 428 } 429 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_EQES) { 430 flags |= OCS_DDUMP_FLAGS_EQES; 431 } 432 433 /* Try 3 times to get the dump */ 434 for(x=0; x<3; x++) { 435 if (ocs_ddump(ocs, &textbuf, flags, req->args.q_entries) != 0) { 436 ocs_textbuf_reset(&textbuf); 437 } else { 438 /* Success */ 439 x = 0; 440 break; 441 } 442 } 443 if (x != 0 ) { 444 /* Retries failed */ 445 ocs_log_test(ocs, "ocs_ddump failed\n"); 446 } else { 447 ptbuf = &textbuf; 448 } 449 } 450 written = 0; 451 if (ptbuf != NULL) { 452 /* Process each textbuf segment */ 453 remaining = req->user_buffer_len; 454 for (idx = 0; remaining; idx++) { 455 n = ocs_textbuf_ext_get_written(ptbuf, idx); 456 if (n < 0) { 457 break; 458 } 459 if ((uint32_t)n >= remaining) { 460 n = (int32_t)remaining; 461 } 462 if (ocs_copy_to_user(req->user_buffer + written, 463 ocs_textbuf_ext_get_buffer(ptbuf, idx), n)) { 464 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__); 465 } 466 written += n; 467 remaining -= (uint32_t)n; 468 } 469 } 470 req->bytes_written = written; 471 if (ptbuf == &textbuf) { 472 ocs_textbuf_free(ocs, &textbuf); 473 } 474 475 break; 476 } 477 case OCS_IOCTL_DDUMP_CLR_SAVED: 478 ocs_clear_saved_ddump(ocs); 479 break; 480 default: 481 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 482 break; 483 } 484 break; 485 } 486 case OCS_IOCTL_CMD_DRIVER_INFO: { 487 ocs_ioctl_driver_info_t *req = (ocs_ioctl_driver_info_t*)addr; 488 489 ocs_memset(req, 0, sizeof(*req)); 490 491 req->pci_vendor = ocs->pci_vendor; 492 req->pci_device = ocs->pci_device; 493 ocs_strncpy(req->businfo, ocs->businfo, sizeof(req->businfo)); 494 495 req->sli_intf = ocs_config_read32(ocs, SLI4_INTF_REG); 496 ocs_strncpy(req->desc, device_get_desc(dev), sizeof(req->desc)); 497 ocs_strncpy(req->fw_rev, ocs->fwrev, sizeof(req->fw_rev)); 498 if (ocs->domain && ocs->domain->sport) { 499 *((uint64_t*)req->hw_addr.fc.wwnn) = ocs_htobe64(ocs->domain->sport->wwnn); 500 *((uint64_t*)req->hw_addr.fc.wwpn) = ocs_htobe64(ocs->domain->sport->wwpn); 501 } 502 ocs_strncpy(req->serialnum, ocs->serialnum, sizeof(req->serialnum)); 503 break; 504 } 505 506 case OCS_IOCTL_CMD_MGMT_LIST: { 507 ocs_ioctl_mgmt_buffer_t* req = (ocs_ioctl_mgmt_buffer_t *)addr; 508 ocs_textbuf_t textbuf; 509 510 /* Build a text buffer */ 511 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) { 512 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 513 return -EFAULT; 514 } 515 516 ocs_mgmt_get_list(ocs, &textbuf); 517 518 if (ocs_textbuf_get_written(&textbuf)) { 519 if (ocs_copy_to_user(req->user_buffer, 520 ocs_textbuf_get_buffer(&textbuf), 521 ocs_textbuf_get_written(&textbuf))) { 522 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__); 523 } 524 } 525 req->bytes_written = ocs_textbuf_get_written(&textbuf); 526 527 ocs_textbuf_free(ocs, &textbuf); 528 529 break; 530 } 531 532 case OCS_IOCTL_CMD_MGMT_GET_ALL: { 533 ocs_ioctl_mgmt_buffer_t* req = (ocs_ioctl_mgmt_buffer_t *)addr; 534 ocs_textbuf_t textbuf; 535 int32_t n; 536 uint32_t idx; 537 uint32_t copied = 0; 538 539 /* Build a text buffer */ 540 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) { 541 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 542 return -EFAULT; 543 } 544 545 ocs_mgmt_get_all(ocs, &textbuf); 546 547 for (idx = 0; (n = ocs_textbuf_ext_get_written(&textbuf, idx)) > 0; idx++) { 548 if(ocs_copy_to_user(req->user_buffer + copied, 549 ocs_textbuf_ext_get_buffer(&textbuf, idx), 550 ocs_textbuf_ext_get_written(&textbuf, idx))) { 551 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 552 } 553 copied += n; 554 } 555 req->bytes_written = copied; 556 557 ocs_textbuf_free(ocs, &textbuf); 558 559 break; 560 } 561 562 case OCS_IOCTL_CMD_MGMT_GET: { 563 ocs_ioctl_cmd_get_t* req = (ocs_ioctl_cmd_get_t*)addr; 564 ocs_textbuf_t textbuf; 565 char name[OCS_MGMT_MAX_NAME]; 566 567 /* Copy the name value in from user space */ 568 if (ocs_copy_from_user(name, req->name, OCS_MGMT_MAX_NAME)) { 569 ocs_log_test(ocs, "ocs_copy_from_user failed\n"); 570 ocs_ioctl_free(ocs, req, sizeof(ocs_ioctl_cmd_get_t)); 571 return -EFAULT; 572 } 573 574 /* Build a text buffer */ 575 if (ocs_textbuf_alloc(ocs, &textbuf, req->value_length)) { 576 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 577 return -EFAULT; 578 } 579 580 ocs_mgmt_get(ocs, name, &textbuf); 581 582 if (ocs_textbuf_get_written(&textbuf)) { 583 if (ocs_copy_to_user(req->value, 584 ocs_textbuf_get_buffer(&textbuf), 585 ocs_textbuf_get_written(&textbuf))) { 586 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__); 587 } 588 } 589 req->value_length = ocs_textbuf_get_written(&textbuf); 590 591 ocs_textbuf_free(ocs, &textbuf); 592 593 break; 594 } 595 596 case OCS_IOCTL_CMD_MGMT_SET: { 597 char name[OCS_MGMT_MAX_NAME]; 598 char value[OCS_MGMT_MAX_VALUE]; 599 ocs_ioctl_cmd_set_t* req = (ocs_ioctl_cmd_set_t*)addr; 600 601 // Copy the name in from user space 602 if (ocs_copy_from_user(name, req->name, OCS_MGMT_MAX_NAME)) { 603 ocs_log_test(ocs, "Error: copy from user failed\n"); 604 ocs_ioctl_free(ocs, req, sizeof(*req)); 605 return -EFAULT; 606 } 607 608 // Copy the value in from user space 609 if (ocs_copy_from_user(value, req->value, OCS_MGMT_MAX_VALUE)) { 610 ocs_log_test(ocs, "Error: copy from user failed\n"); 611 ocs_ioctl_free(ocs, req, sizeof(*req)); 612 return -EFAULT; 613 } 614 615 req->result = ocs_mgmt_set(ocs, name, value); 616 617 break; 618 } 619 620 case OCS_IOCTL_CMD_MGMT_EXEC: { 621 ocs_ioctl_action_t* req = (ocs_ioctl_action_t*) addr; 622 char action_name[OCS_MGMT_MAX_NAME]; 623 624 if (ocs_copy_from_user(action_name, req->name, sizeof(action_name))) { 625 ocs_log_test(ocs, "Error: copy req.name from user failed\n"); 626 ocs_ioctl_free(ocs, req, sizeof(*req)); 627 return -EFAULT; 628 } 629 630 req->result = ocs_mgmt_exec(ocs, action_name, req->arg_in, req->arg_in_length, 631 req->arg_out, req->arg_out_length); 632 633 break; 634 } 635 636 default: 637 ocs_log_test(ocs, "Error: unknown cmd %#lx\n", cmd); 638 status = -ENOTTY; 639 break; 640 } 641 return status; 642 } 643 644 static void 645 ocs_fw_write_cb(int32_t status, uint32_t actual_write_length, 646 uint32_t change_status, void *arg) 647 { 648 ocs_mgmt_fw_write_result_t *result = arg; 649 650 result->status = status; 651 result->actual_xfer = actual_write_length; 652 result->change_status = change_status; 653 654 ocs_sem_v(&(result->semaphore)); 655 } 656 657 int 658 ocs_firmware_write(ocs_t *ocs, const uint8_t *buf, size_t buf_len, 659 uint8_t *change_status) 660 { 661 int rc = 0; 662 uint32_t bytes_left; 663 uint32_t xfer_size; 664 uint32_t offset; 665 ocs_dma_t dma; 666 int last = 0; 667 ocs_mgmt_fw_write_result_t result; 668 669 ocs_sem_init(&(result.semaphore), 0, "fw_write"); 670 671 bytes_left = buf_len; 672 offset = 0; 673 674 if (ocs_dma_alloc(ocs, &dma, FW_WRITE_BUFSIZE, 4096)) { 675 ocs_log_err(ocs, "ocs_firmware_write: malloc failed\n"); 676 return -ENOMEM; 677 } 678 679 while (bytes_left > 0) { 680 if (bytes_left > FW_WRITE_BUFSIZE) { 681 xfer_size = FW_WRITE_BUFSIZE; 682 } else { 683 xfer_size = bytes_left; 684 } 685 686 ocs_memcpy(dma.virt, buf + offset, xfer_size); 687 688 if (bytes_left == xfer_size) { 689 last = 1; 690 } 691 692 ocs_hw_firmware_write(&ocs->hw, &dma, xfer_size, offset, 693 last, ocs_fw_write_cb, &result); 694 695 if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) { 696 rc = -ENXIO; 697 break; 698 } 699 700 if (result.actual_xfer == 0 || result.status != 0) { 701 rc = -EFAULT; 702 break; 703 } 704 705 if (last) { 706 *change_status = result.change_status; 707 } 708 709 bytes_left -= result.actual_xfer; 710 offset += result.actual_xfer; 711 } 712 713 ocs_dma_free(ocs, &dma); 714 return rc; 715 } 716 717 static int 718 ocs_sys_fwupgrade(SYSCTL_HANDLER_ARGS) 719 { 720 char file_name[256] = {0}; 721 char fw_change_status; 722 uint32_t rc = 1; 723 ocs_t *ocs = (ocs_t *)arg1; 724 const struct firmware *fw; 725 const struct ocs_hw_grp_hdr *fw_image; 726 727 rc = sysctl_handle_string(oidp, file_name, sizeof(file_name), req); 728 if (rc || !req->newptr) 729 return rc; 730 731 fw = firmware_get(file_name); 732 if (fw == NULL) { 733 device_printf(ocs->dev, "Unable to get Firmware. " 734 "Make sure %s is copied to /boot/modules\n", file_name); 735 return ENOENT; 736 } 737 738 fw_image = (const struct ocs_hw_grp_hdr *)fw->data; 739 740 /* Check if firmware provided is compatible with this particular 741 * Adapter of not*/ 742 if ((ocs_be32toh(fw_image->magic_number) != OCS_HW_OBJECT_G5) && 743 (ocs_be32toh(fw_image->magic_number) != OCS_HW_OBJECT_G6)) { 744 device_printf(ocs->dev, 745 "Invalid FW image found Magic: 0x%x Size: %zu \n", 746 ocs_be32toh(fw_image->magic_number), fw->datasize); 747 rc = -1; 748 goto exit; 749 } 750 751 if (!strncmp(ocs->fw_version, fw_image->revision, 752 strnlen(fw_image->revision, 16))) { 753 device_printf(ocs->dev, "No update req. " 754 "Firmware is already up to date. \n"); 755 rc = 0; 756 goto exit; 757 } 758 759 device_printf(ocs->dev, "Upgrading Firmware from %s to %s \n", 760 ocs->fw_version, fw_image->revision); 761 762 rc = ocs_firmware_write(ocs, fw->data, fw->datasize, &fw_change_status); 763 if (rc) { 764 ocs_log_err(ocs, "Firmware update failed with status = %d\n", rc); 765 } else { 766 ocs_log_info(ocs, "Firmware updated successfully\n"); 767 switch (fw_change_status) { 768 case 0x00: 769 device_printf(ocs->dev, 770 "No reset needed, new firmware is active.\n"); 771 break; 772 case 0x01: 773 device_printf(ocs->dev, 774 "A physical device reset (host reboot) is " 775 "needed to activate the new firmware\n"); 776 break; 777 case 0x02: 778 case 0x03: 779 device_printf(ocs->dev, 780 "firmware is resetting to activate the new " 781 "firmware, Host reboot is needed \n"); 782 break; 783 default: 784 ocs_log_warn(ocs, 785 "Unexected value change_status: %d\n", 786 fw_change_status); 787 break; 788 } 789 } 790 791 exit: 792 /* Release Firmware*/ 793 firmware_put(fw, FIRMWARE_UNLOAD); 794 795 return rc; 796 797 } 798 799 static int 800 ocs_sysctl_wwnn(SYSCTL_HANDLER_ARGS) 801 { 802 uint32_t rc = 1; 803 ocs_t *ocs = oidp->oid_arg1; 804 char old[64]; 805 char new[64]; 806 uint64_t *wwnn = NULL; 807 ocs_xport_t *xport = ocs->xport; 808 809 if (xport->req_wwnn) { 810 wwnn = &xport->req_wwnn; 811 memset(old, 0, sizeof(old)); 812 snprintf(old, sizeof(old), "0x%llx" , (unsigned long long) *wwnn); 813 814 } else { 815 wwnn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_NODE); 816 817 memset(old, 0, sizeof(old)); 818 snprintf(old, sizeof(old), "0x%llx" , (unsigned long long) ocs_htobe64(*wwnn)); 819 } 820 821 /*Read wwnn*/ 822 if (!req->newptr) { 823 return (sysctl_handle_string(oidp, old, sizeof(old), req)); 824 } 825 826 /*Configure port wwn*/ 827 rc = sysctl_handle_string(oidp, new, sizeof(new), req); 828 if (rc) 829 return (rc); 830 831 if (strncmp(old, new, strlen(old)) == 0) { 832 return 0; 833 } 834 835 return (set_req_wwnn(ocs, NULL, new)); 836 } 837 838 static int 839 ocs_sysctl_wwpn(SYSCTL_HANDLER_ARGS) 840 { 841 uint32_t rc = 1; 842 ocs_t *ocs = oidp->oid_arg1; 843 char old[64]; 844 char new[64]; 845 uint64_t *wwpn = NULL; 846 ocs_xport_t *xport = ocs->xport; 847 848 if (xport->req_wwpn) { 849 wwpn = &xport->req_wwpn; 850 memset(old, 0, sizeof(old)); 851 snprintf(old, sizeof(old), "0x%llx",(unsigned long long) *wwpn); 852 } else { 853 wwpn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_PORT); 854 memset(old, 0, sizeof(old)); 855 snprintf(old, sizeof(old), "0x%llx",(unsigned long long) ocs_htobe64(*wwpn)); 856 } 857 858 /*Read wwpn*/ 859 if (!req->newptr) { 860 return (sysctl_handle_string(oidp, old, sizeof(old), req)); 861 } 862 863 /*Configure port wwn*/ 864 rc = sysctl_handle_string(oidp, new, sizeof(new), req); 865 if (rc) 866 return (rc); 867 868 if (strncmp(old, new, strlen(old)) == 0) { 869 return 0; 870 } 871 872 return (set_req_wwpn(ocs, NULL, new)); 873 } 874 875 static int 876 ocs_sysctl_current_topology(SYSCTL_HANDLER_ARGS) 877 { 878 ocs_t *ocs = oidp->oid_arg1; 879 uint32_t value; 880 881 ocs_hw_get(&ocs->hw, OCS_HW_TOPOLOGY, &value); 882 883 return (sysctl_handle_int(oidp, &value, 0, req)); 884 } 885 886 static int 887 ocs_sysctl_current_speed(SYSCTL_HANDLER_ARGS) 888 { 889 ocs_t *ocs = oidp->oid_arg1; 890 uint32_t value; 891 892 ocs_hw_get(&ocs->hw, OCS_HW_LINK_SPEED, &value); 893 894 return (sysctl_handle_int(oidp, &value, 0, req)); 895 } 896 897 static int 898 ocs_sysctl_config_topology(SYSCTL_HANDLER_ARGS) 899 { 900 uint32_t rc = 1; 901 ocs_t *ocs = oidp->oid_arg1; 902 uint32_t old_value; 903 uint32_t new_value; 904 char buf[64]; 905 906 ocs_hw_get(&ocs->hw, OCS_HW_CONFIG_TOPOLOGY, &old_value); 907 908 /*Read topo*/ 909 if (!req->newptr) { 910 return (sysctl_handle_int(oidp, &old_value, 0, req)); 911 } 912 913 /*Configure port wwn*/ 914 rc = sysctl_handle_int(oidp, &new_value, 0, req); 915 if (rc) 916 return (rc); 917 918 if (new_value == old_value) { 919 return 0; 920 } 921 922 snprintf(buf, sizeof(buf), "%d",new_value); 923 rc = set_configured_topology(ocs, NULL, buf); 924 return rc; 925 } 926 927 static int 928 ocs_sysctl_config_speed(SYSCTL_HANDLER_ARGS) 929 { 930 uint32_t rc = 1; 931 ocs_t *ocs = oidp->oid_arg1; 932 uint32_t old_value; 933 uint32_t new_value; 934 char buf[64]; 935 936 ocs_hw_get(&ocs->hw, OCS_HW_LINK_CONFIG_SPEED, &old_value); 937 938 /*Read topo*/ 939 if (!req->newptr) { 940 return (sysctl_handle_int(oidp, &old_value, 0, req)); 941 } 942 943 /*Configure port wwn*/ 944 rc = sysctl_handle_int(oidp, &new_value, 0, req); 945 if (rc) 946 return (rc); 947 948 if (new_value == old_value) { 949 return 0; 950 } 951 952 snprintf(buf, sizeof(buf), "%d",new_value); 953 rc = set_configured_speed(ocs, NULL,buf); 954 return rc; 955 } 956 957 static int 958 ocs_sysctl_fcid(SYSCTL_HANDLER_ARGS) 959 { 960 ocs_t *ocs = oidp->oid_arg1; 961 char buf[64]; 962 963 memset(buf, 0, sizeof(buf)); 964 if (ocs->domain && ocs->domain->attached) { 965 snprintf(buf, sizeof(buf), "0x%06x", 966 ocs->domain->sport->fc_id); 967 } 968 969 return (sysctl_handle_string(oidp, buf, sizeof(buf), req)); 970 } 971 972 static int 973 ocs_sysctl_port_state(SYSCTL_HANDLER_ARGS) 974 { 975 976 char new[256] = {0}; 977 uint32_t rc = 1; 978 ocs_xport_stats_t old; 979 ocs_t *ocs = (ocs_t *)arg1; 980 981 ocs_xport_status(ocs->xport, OCS_XPORT_CONFIG_PORT_STATUS, &old); 982 983 /*Read port state */ 984 if (!req->newptr) { 985 snprintf(new, sizeof(new), "%s", 986 (old.value == OCS_XPORT_PORT_OFFLINE) ? 987 "offline" : "online"); 988 return (sysctl_handle_string(oidp, new, sizeof(new), req)); 989 } 990 991 /*Configure port state*/ 992 rc = sysctl_handle_string(oidp, new, sizeof(new), req); 993 if (rc) 994 return (rc); 995 996 if (ocs_strcasecmp(new, "offline") == 0) { 997 if (old.value == OCS_XPORT_PORT_OFFLINE) { 998 return (0); 999 } 1000 ocs_log_debug(ocs, "Setting port to %s\n", new); 1001 rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_OFFLINE); 1002 if (rc != 0) { 1003 ocs_log_err(ocs, "Setting port to offline failed\n"); 1004 } 1005 } else if (ocs_strcasecmp(new, "online") == 0) { 1006 if (old.value == OCS_XPORT_PORT_ONLINE) { 1007 return (0); 1008 } 1009 ocs_log_debug(ocs, "Setting port to %s\n", new); 1010 rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_ONLINE); 1011 if (rc != 0) { 1012 ocs_log_err(ocs, "Setting port to online failed\n"); 1013 } 1014 } else { 1015 ocs_log_err(ocs, "Unsupported link state %s\n", new); 1016 rc = 1; 1017 } 1018 1019 return (rc); 1020 1021 } 1022 1023 static int 1024 ocs_sysctl_vport_wwpn(SYSCTL_HANDLER_ARGS) 1025 { 1026 ocs_fcport *fcp = oidp->oid_arg1; 1027 char str_wwpn[64]; 1028 1029 memset(str_wwpn, 0, sizeof(str_wwpn)); 1030 snprintf(str_wwpn, sizeof(str_wwpn), "0x%llx", (unsigned long long)fcp->vport->wwpn); 1031 1032 return (sysctl_handle_string(oidp, str_wwpn, sizeof(str_wwpn), req)); 1033 } 1034 1035 static int 1036 ocs_sysctl_vport_wwnn(SYSCTL_HANDLER_ARGS) 1037 { 1038 ocs_fcport *fcp = oidp->oid_arg1; 1039 char str_wwnn[64]; 1040 1041 memset(str_wwnn, 0, sizeof(str_wwnn)); 1042 snprintf(str_wwnn, sizeof(str_wwnn), "0x%llx", (unsigned long long)fcp->vport->wwnn); 1043 1044 return (sysctl_handle_string(oidp, str_wwnn, sizeof(str_wwnn), req)); 1045 } 1046 1047 /** 1048 * @brief Initialize sysctl 1049 * 1050 * Initialize sysctl so elxsdkutil can query device information. 1051 * 1052 * @param ocs pointer to ocs 1053 * @return void 1054 */ 1055 static void 1056 ocs_sysctl_init(ocs_t *ocs) 1057 { 1058 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(ocs->dev); 1059 struct sysctl_oid *tree = device_get_sysctl_tree(ocs->dev); 1060 struct sysctl_oid *vtree; 1061 const char *str = NULL; 1062 char name[16]; 1063 uint32_t rev, if_type, family, i; 1064 ocs_fcport *fcp = NULL; 1065 1066 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1067 "devid", CTLFLAG_RD, NULL, 1068 pci_get_devid(ocs->dev), "Device ID"); 1069 1070 memset(ocs->modeldesc, 0, sizeof(ocs->modeldesc)); 1071 if (0 == pci_get_vpd_ident(ocs->dev, &str)) { 1072 snprintf(ocs->modeldesc, sizeof(ocs->modeldesc), "%s", str); 1073 } 1074 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1075 "modeldesc", CTLFLAG_RD, 1076 ocs->modeldesc, 1077 0, "Model Description"); 1078 1079 memset(ocs->serialnum, 0, sizeof(ocs->serialnum)); 1080 if (0 == pci_get_vpd_readonly(ocs->dev, "SN", &str)) { 1081 snprintf(ocs->serialnum, sizeof(ocs->serialnum), "%s", str); 1082 } 1083 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1084 "sn", CTLFLAG_RD, 1085 ocs->serialnum, 1086 0, "Serial Number"); 1087 1088 ocs_hw_get(&ocs->hw, OCS_HW_SLI_REV, &rev); 1089 ocs_hw_get(&ocs->hw, OCS_HW_IF_TYPE, &if_type); 1090 ocs_hw_get(&ocs->hw, OCS_HW_SLI_FAMILY, &family); 1091 1092 memset(ocs->fwrev, 0, sizeof(ocs->fwrev)); 1093 snprintf(ocs->fwrev, sizeof(ocs->fwrev), "%s, sli-%d:%d:%x", 1094 (char *)ocs_hw_get_ptr(&ocs->hw, OCS_HW_FW_REV), 1095 rev, if_type, family); 1096 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1097 "fwrev", CTLFLAG_RD, 1098 ocs->fwrev, 1099 0, "Firmware Revision"); 1100 1101 memset(ocs->sli_intf, 0, sizeof(ocs->sli_intf)); 1102 snprintf(ocs->sli_intf, sizeof(ocs->sli_intf), "%08x", 1103 ocs_config_read32(ocs, SLI4_INTF_REG)); 1104 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1105 "sli_intf", CTLFLAG_RD, 1106 ocs->sli_intf, 1107 0, "SLI Interface"); 1108 1109 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "fw_upgrade", 1110 CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, (void *)ocs, 0, 1111 ocs_sys_fwupgrade, "A", "Firmware grp file"); 1112 1113 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1114 "wwnn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, 1115 ocs, 0, ocs_sysctl_wwnn, "A", 1116 "World Wide Node Name, wwnn should be in the format 0x<XXXXXXXXXXXXXXXX>"); 1117 1118 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1119 "wwpn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, 1120 ocs, 0, ocs_sysctl_wwpn, "A", 1121 "World Wide Port Name, wwpn should be in the format 0x<XXXXXXXXXXXXXXXX>"); 1122 1123 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1124 "current_topology", CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_MPSAFE, 1125 ocs, 0, ocs_sysctl_current_topology, "IU", 1126 "Current Topology, 1-NPort; 2-Loop; 3-None"); 1127 1128 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1129 "current_speed", CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_MPSAFE, 1130 ocs, 0, ocs_sysctl_current_speed, "IU", 1131 "Current Speed"); 1132 1133 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1134 "configured_topology", CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_MPSAFE, 1135 ocs, 0, ocs_sysctl_config_topology, "IU", 1136 "Configured Topology, 0-Auto; 1-NPort; 2-Loop"); 1137 1138 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1139 "configured_speed", CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_MPSAFE, 1140 ocs, 0, ocs_sysctl_config_speed, "IU", 1141 "Configured Speed, 0-Auto, 2000, 4000, 8000, 16000, 32000"); 1142 1143 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1144 "businfo", CTLFLAG_RD, ocs->businfo, 0, "Bus Info"); 1145 1146 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1147 "fcid", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 1148 ocs, 0, ocs_sysctl_fcid, "A", "Port FC ID"); 1149 1150 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1151 "port_state", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, 1152 ocs, 0, ocs_sysctl_port_state, "A", "configured port state"); 1153 1154 for (i = 0; i < ocs->num_vports; i++) { 1155 fcp = FCPORT(ocs, i+1); 1156 1157 memset(name, 0, sizeof(name)); 1158 snprintf(name, sizeof(name), "vport%d", i); 1159 vtree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 1160 OID_AUTO, name, CTLFLAG_RW | CTLFLAG_MPSAFE, 0, 1161 "Virtual port"); 1162 1163 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(vtree), OID_AUTO, 1164 "wwnn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, 1165 fcp, 0, ocs_sysctl_vport_wwnn, "A", 1166 "World Wide Node Name"); 1167 1168 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(vtree), OID_AUTO, 1169 "wwpn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, 1170 fcp, 0, ocs_sysctl_vport_wwpn, "A", "World Wide Port Name"); 1171 } 1172 1173 } 1174 1175 /** 1176 * @brief Initialize the debug module 1177 * 1178 * Parse device hints (similar to Linux module parameters) here. To use, 1179 * run the command 1180 * kenv hint.ocs.U.P=V 1181 * from the command line replacing U with the unit # (0,1,...), 1182 * P with the parameter name (debug_mask), and V with the value 1183 */ 1184 void 1185 ocs_debug_attach(void *os) 1186 { 1187 struct ocs_softc *ocs = os; 1188 int error = 0; 1189 char *resname = NULL; 1190 int32_t unit = INT32_MAX; 1191 uint32_t ocs_debug_mask = 0; 1192 1193 resname = "debug_mask"; 1194 if (0 == (error = resource_int_value(device_get_name(ocs->dev), device_get_unit(ocs->dev), 1195 resname, &ocs_debug_mask))) { 1196 device_printf(ocs->dev, "setting %s to %010x\n", resname, ocs_debug_mask); 1197 ocs_debug_enable(ocs_debug_mask); 1198 } 1199 1200 unit = device_get_unit(ocs->dev); 1201 ocs->cdev = make_dev(&ocs_cdevsw, unit, UID_ROOT, GID_OPERATOR, 0640, 1202 "ocs%d", unit); 1203 if (ocs->cdev) { 1204 ocs->cdev->si_drv1 = ocs; 1205 } 1206 1207 /* initialize sysctl interface */ 1208 ocs_sysctl_init(ocs); 1209 mtx_init(&ocs->dbg_lock, "ocs_dbg_lock", NULL, MTX_DEF); 1210 } 1211 1212 /** 1213 * @brief Free the debug module 1214 */ 1215 void 1216 ocs_debug_detach(void *os) 1217 { 1218 struct ocs_softc *ocs = os; 1219 1220 mtx_destroy(&ocs->dbg_lock); 1221 1222 if (ocs->cdev) { 1223 ocs->cdev->si_drv1 = NULL; 1224 destroy_dev(ocs->cdev); 1225 } 1226 }
Cache object: 0f58a357a71085aab644e1e2c7d92b8c
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