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 #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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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