Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
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 #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 sli4_cmd_sli_config_t *sli_config = (sli4_cmd_sli_config_t *)mcmd->payload; 100 101 if (sli_config->emb) { 102 sli4_req_hdr_t *req = (sli4_req_hdr_t *)sli_config->payload.embed; 103 104 switch (req->opcode) { 105 case SLI4_OPC_COMMON_READ_OBJECT: 106 if (mcmd->out_bytes) { 107 sli4_req_common_read_object_t *rdobj = 108 (sli4_req_common_read_object_t *)sli_config->payload.embed; 109 110 if (ocs_dma_alloc(ocs, dma, mcmd->out_bytes, 4096)) { 111 device_printf(ocs->dev, "%s: COMMON_READ_OBJECT - %lld allocation failed\n", 112 __func__, (unsigned long long)mcmd->out_bytes); 113 return ENXIO; 114 } 115 116 memset(dma->virt, 0, mcmd->out_bytes); 117 118 rdobj->host_buffer_descriptor[0].bde_type = SLI4_BDE_TYPE_BDE_64; 119 rdobj->host_buffer_descriptor[0].buffer_length = mcmd->out_bytes; 120 rdobj->host_buffer_descriptor[0].u.data.buffer_address_low = ocs_addr32_lo(dma->phys); 121 rdobj->host_buffer_descriptor[0].u.data.buffer_address_high = ocs_addr32_hi(dma->phys); 122 } 123 break; 124 case SLI4_OPC_COMMON_WRITE_OBJECT: 125 { 126 sli4_req_common_write_object_t *wrobj = 127 (sli4_req_common_write_object_t *)sli_config->payload.embed; 128 129 if (ocs_dma_alloc(ocs, dma, wrobj->desired_write_length, 4096)) { 130 device_printf(ocs->dev, "%s: COMMON_WRITE_OBJECT - %d allocation failed\n", 131 __func__, wrobj->desired_write_length); 132 return ENXIO; 133 } 134 /* setup the descriptor */ 135 wrobj->host_buffer_descriptor[0].bde_type = SLI4_BDE_TYPE_BDE_64; 136 wrobj->host_buffer_descriptor[0].buffer_length = wrobj->desired_write_length; 137 wrobj->host_buffer_descriptor[0].u.data.buffer_address_low = ocs_addr32_lo(dma->phys); 138 wrobj->host_buffer_descriptor[0].u.data.buffer_address_high = ocs_addr32_hi(dma->phys); 139 140 /* copy the data into the DMA buffer */ 141 copyin((void *)(uintptr_t)mcmd->in_addr, dma->virt, mcmd->in_bytes); 142 } 143 break; 144 case SLI4_OPC_COMMON_DELETE_OBJECT: 145 break; 146 case SLI4_OPC_COMMON_READ_OBJECT_LIST: 147 if (mcmd->out_bytes) { 148 sli4_req_common_read_object_list_t *rdobj = 149 (sli4_req_common_read_object_list_t *)sli_config->payload.embed; 150 151 if (ocs_dma_alloc(ocs, dma, mcmd->out_bytes, 4096)) { 152 device_printf(ocs->dev, "%s: COMMON_READ_OBJECT_LIST - %lld allocation failed\n", 153 __func__,(unsigned long long) mcmd->out_bytes); 154 return ENXIO; 155 } 156 157 memset(dma->virt, 0, mcmd->out_bytes); 158 159 rdobj->host_buffer_descriptor[0].bde_type = SLI4_BDE_TYPE_BDE_64; 160 rdobj->host_buffer_descriptor[0].buffer_length = mcmd->out_bytes; 161 rdobj->host_buffer_descriptor[0].u.data.buffer_address_low = ocs_addr32_lo(dma->phys); 162 rdobj->host_buffer_descriptor[0].u.data.buffer_address_high = ocs_addr32_hi(dma->phys); 163 } 164 break; 165 case SLI4_OPC_COMMON_READ_TRANSCEIVER_DATA: 166 break; 167 default: 168 device_printf(ocs->dev, "%s: in=%p (%lld) out=%p (%lld)\n", __func__, 169 (void *)(uintptr_t)mcmd->in_addr, (unsigned long long)mcmd->in_bytes, 170 (void *)(uintptr_t)mcmd->out_addr, (unsigned long long)mcmd->out_bytes); 171 device_printf(ocs->dev, "%s: unknown (opc=%#x)\n", __func__, 172 req->opcode); 173 hexdump(mcmd, mcmd->size, NULL, 0); 174 break; 175 } 176 } else { 177 uint32_t max_bytes = max(mcmd->in_bytes, mcmd->out_bytes); 178 if (ocs_dma_alloc(ocs, dma, max_bytes, 4096)) { 179 device_printf(ocs->dev, "%s: non-embedded - %u allocation failed\n", 180 __func__, max_bytes); 181 return ENXIO; 182 } 183 184 copyin((void *)(uintptr_t)mcmd->in_addr, dma->virt, mcmd->in_bytes); 185 186 sli_config->payload.mem.address_low = ocs_addr32_lo(dma->phys); 187 sli_config->payload.mem.address_high = ocs_addr32_hi(dma->phys); 188 sli_config->payload.mem.length = max_bytes; 189 } 190 191 return 0; 192 } 193 194 static int 195 ocs_process_mbx_ioctl(ocs_t *ocs, ocs_ioctl_elxu_mbox_t *mcmd) 196 { 197 ocs_dma_t dma = { 0 }; 198 199 if ((ELXU_BSD_MAGIC != mcmd->magic) || 200 (sizeof(ocs_ioctl_elxu_mbox_t) != mcmd->size)) { 201 device_printf(ocs->dev, "%s: malformed command m=%08x s=%08x\n", 202 __func__, mcmd->magic, mcmd->size); 203 return EINVAL; 204 } 205 206 switch(((sli4_mbox_command_header_t *)mcmd->payload)->command) { 207 case SLI4_MBOX_COMMAND_SLI_CONFIG: 208 if (ENXIO == ocs_process_sli_config(ocs, mcmd, &dma)) 209 return ENXIO; 210 break; 211 212 case SLI4_MBOX_COMMAND_READ_REV: 213 case SLI4_MBOX_COMMAND_READ_STATUS: 214 case SLI4_MBOX_COMMAND_READ_LNK_STAT: 215 break; 216 217 default: 218 device_printf(ocs->dev, "command %d\n",((sli4_mbox_command_header_t *)mcmd->payload)->command); 219 device_printf(ocs->dev, "%s, command not support\n", __func__); 220 goto no_support; 221 break; 222 } 223 224 /* 225 * The dbg_lock usage here insures the command completion code 226 * (__ocs_ioctl_mbox_cb), which calls wakeup(), does not run until 227 * after first calling msleep() 228 * 229 * 1. ioctl grabs dbg_lock 230 * 2. ioctl issues command 231 * if the command completes before msleep(), the 232 * command completion code (__ocs_ioctl_mbox_cb) will spin 233 * on dbg_lock before calling wakeup() 234 * 3. ioctl calls msleep which releases dbg_lock before sleeping 235 * and reacquires it before waking 236 * 4. command completion handler acquires the dbg_lock, immediately 237 * releases it, and calls wakeup 238 * 5. msleep returns, re-acquiring the lock 239 * 6. ioctl code releases the lock 240 */ 241 mtx_lock(&ocs->dbg_lock); 242 if (ocs_hw_command(&ocs->hw, mcmd->payload, OCS_CMD_NOWAIT, 243 __ocs_ioctl_mbox_cb, ocs)) { 244 device_printf(ocs->dev, "%s: command- %x failed\n", __func__, 245 ((sli4_mbox_command_header_t *)mcmd->payload)->command); 246 } 247 msleep(ocs, &ocs->dbg_lock, 0, "ocsmbx", 0); 248 mtx_unlock(&ocs->dbg_lock); 249 250 if( SLI4_MBOX_COMMAND_SLI_CONFIG == ((sli4_mbox_command_header_t *)mcmd->payload)->command 251 && mcmd->out_bytes && dma.virt) { 252 copyout(dma.virt, (void *)(uintptr_t)mcmd->out_addr, mcmd->out_bytes); 253 } 254 255 no_support: 256 ocs_dma_free(ocs, &dma); 257 258 return 0; 259 } 260 261 /** 262 * @brief perform requested Elx CoreDump helper function 263 * 264 * The Elx CoreDump facility used for BE3 diagnostics uses the OCS_IOCTL_CMD_ECD_HELPER 265 * ioctl function to execute requested "help" functions 266 * 267 * @param ocs pointer to ocs structure 268 * @param req pointer to helper function request 269 * 270 * @return returns 0 for success, a negative error code value for failure. 271 */ 272 273 static int 274 ocs_process_ecd_helper (ocs_t *ocs, ocs_ioctl_ecd_helper_t *req) 275 { 276 int32_t rc = 0; 277 uint8_t v8; 278 uint16_t v16; 279 uint32_t v32; 280 281 /* Check the BAR read/write commands for valid bar */ 282 switch(req->cmd) { 283 case OCS_ECD_HELPER_BAR_READ8: 284 case OCS_ECD_HELPER_BAR_READ16: 285 case OCS_ECD_HELPER_BAR_READ32: 286 case OCS_ECD_HELPER_BAR_WRITE8: 287 case OCS_ECD_HELPER_BAR_WRITE16: 288 case OCS_ECD_HELPER_BAR_WRITE32: 289 if (req->bar >= PCI_MAX_BAR) { 290 device_printf(ocs->dev, "Error: bar %d out of range\n", req->bar); 291 return -EFAULT; 292 } 293 if (ocs->reg[req->bar].res == NULL) { 294 device_printf(ocs->dev, "Error: bar %d not defined\n", req->bar); 295 return -EFAULT; 296 } 297 break; 298 default: 299 break; 300 } 301 302 switch(req->cmd) { 303 case OCS_ECD_HELPER_CFG_READ8: 304 v8 = ocs_config_read8(ocs, req->offset); 305 req->data = v8; 306 break; 307 case OCS_ECD_HELPER_CFG_READ16: 308 v16 = ocs_config_read16(ocs, req->offset); 309 req->data = v16; 310 break; 311 case OCS_ECD_HELPER_CFG_READ32: 312 v32 = ocs_config_read32(ocs, req->offset); 313 req->data = v32; 314 break; 315 case OCS_ECD_HELPER_CFG_WRITE8: 316 ocs_config_write8(ocs, req->offset, req->data); 317 break; 318 case OCS_ECD_HELPER_CFG_WRITE16: 319 ocs_config_write16(ocs, req->offset, req->data); 320 break; 321 case OCS_ECD_HELPER_CFG_WRITE32: 322 ocs_config_write32(ocs, req->offset, req->data); 323 break; 324 case OCS_ECD_HELPER_BAR_READ8: 325 req->data = ocs_reg_read8(ocs, req->bar, req->offset); 326 break; 327 case OCS_ECD_HELPER_BAR_READ16: 328 req->data = ocs_reg_read16(ocs, req->bar, req->offset); 329 break; 330 case OCS_ECD_HELPER_BAR_READ32: 331 req->data = ocs_reg_read32(ocs, req->bar, req->offset); 332 break; 333 case OCS_ECD_HELPER_BAR_WRITE8: 334 ocs_reg_write8(ocs, req->bar, req->offset, req->data); 335 break; 336 case OCS_ECD_HELPER_BAR_WRITE16: 337 ocs_reg_write16(ocs, req->bar, req->offset, req->data); 338 break; 339 case OCS_ECD_HELPER_BAR_WRITE32: 340 ocs_reg_write32(ocs, req->bar, req->offset, req->data); 341 break; 342 default: 343 device_printf(ocs->dev, "Invalid helper command=%d\n", req->cmd); 344 break; 345 } 346 347 return rc; 348 } 349 350 static int 351 ocs_ioctl(struct cdev *cdev, u_long cmd, caddr_t addr, int flag, struct thread *td) 352 { 353 int status = 0; 354 struct ocs_softc *ocs = cdev->si_drv1; 355 device_t dev = ocs->dev; 356 357 switch (cmd) { 358 case OCS_IOCTL_CMD_ELXU_MBOX: { 359 /* "copyin" done by kernel; thus, just dereference addr */ 360 ocs_ioctl_elxu_mbox_t *mcmd = (void *)addr; 361 status = ocs_process_mbx_ioctl(ocs, mcmd); 362 break; 363 } 364 case OCS_IOCTL_CMD_ECD_HELPER: { 365 /* "copyin" done by kernel; thus, just dereference addr */ 366 ocs_ioctl_ecd_helper_t *req = (void *)addr; 367 status = ocs_process_ecd_helper(ocs, req); 368 break; 369 } 370 371 case OCS_IOCTL_CMD_VPORT: { 372 int32_t rc = 0; 373 ocs_ioctl_vport_t *req = (ocs_ioctl_vport_t*) addr; 374 ocs_domain_t *domain; 375 376 domain = ocs_domain_get_instance(ocs, req->domain_index); 377 if (domain == NULL) { 378 device_printf(ocs->dev, "domain [%d] nod found\n", 379 req->domain_index); 380 return -EFAULT; 381 } 382 383 if (req->req_create) { 384 rc = ocs_sport_vport_new(domain, req->wwpn, req->wwnn, 385 UINT32_MAX, req->enable_ini, 386 req->enable_tgt, NULL, NULL, TRUE); 387 } else { 388 rc = ocs_sport_vport_del(ocs, domain, req->wwpn, req->wwnn); 389 } 390 391 return rc; 392 } 393 394 case OCS_IOCTL_CMD_GET_DDUMP: { 395 ocs_ioctl_ddump_t *req = (ocs_ioctl_ddump_t*) addr; 396 ocs_textbuf_t textbuf; 397 int x; 398 399 /* Build a text buffer */ 400 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) { 401 device_printf(ocs->dev, "Error: ocs_textbuf_alloc failed\n"); 402 return -EFAULT; 403 } 404 405 switch (req->args.action) { 406 case OCS_IOCTL_DDUMP_GET: 407 case OCS_IOCTL_DDUMP_GET_SAVED: { 408 uint32_t remaining; 409 uint32_t written; 410 uint32_t idx; 411 int32_t n; 412 ocs_textbuf_t *ptbuf = NULL; 413 uint32_t flags = 0; 414 415 if (req->args.action == OCS_IOCTL_DDUMP_GET_SAVED) { 416 if (ocs_textbuf_initialized(&ocs->ddump_saved)) { 417 ptbuf = &ocs->ddump_saved; 418 } 419 } else { 420 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) { 421 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 422 return -EFAULT; 423 } 424 425 /* translate IOCTL ddump flags to ddump flags */ 426 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_WQES) { 427 flags |= OCS_DDUMP_FLAGS_WQES; 428 } 429 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_CQES) { 430 flags |= OCS_DDUMP_FLAGS_CQES; 431 } 432 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_MQES) { 433 flags |= OCS_DDUMP_FLAGS_MQES; 434 } 435 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_RQES) { 436 flags |= OCS_DDUMP_FLAGS_RQES; 437 } 438 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_EQES) { 439 flags |= OCS_DDUMP_FLAGS_EQES; 440 } 441 442 /* Try 3 times to get the dump */ 443 for(x=0; x<3; x++) { 444 if (ocs_ddump(ocs, &textbuf, flags, req->args.q_entries) != 0) { 445 ocs_textbuf_reset(&textbuf); 446 } else { 447 /* Success */ 448 x = 0; 449 break; 450 } 451 } 452 if (x != 0 ) { 453 /* Retries failed */ 454 ocs_log_test(ocs, "ocs_ddump failed\n"); 455 } else { 456 ptbuf = &textbuf; 457 } 458 } 459 written = 0; 460 if (ptbuf != NULL) { 461 /* Process each textbuf segment */ 462 remaining = req->user_buffer_len; 463 for (idx = 0; remaining; idx++) { 464 n = ocs_textbuf_ext_get_written(ptbuf, idx); 465 if (n < 0) { 466 break; 467 } 468 if ((uint32_t)n >= remaining) { 469 n = (int32_t)remaining; 470 } 471 if (ocs_copy_to_user(req->user_buffer + written, 472 ocs_textbuf_ext_get_buffer(ptbuf, idx), n)) { 473 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__); 474 } 475 written += n; 476 remaining -= (uint32_t)n; 477 } 478 } 479 req->bytes_written = written; 480 if (ptbuf == &textbuf) { 481 ocs_textbuf_free(ocs, &textbuf); 482 } 483 484 break; 485 } 486 case OCS_IOCTL_DDUMP_CLR_SAVED: 487 ocs_clear_saved_ddump(ocs); 488 break; 489 default: 490 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 491 break; 492 } 493 break; 494 } 495 case OCS_IOCTL_CMD_DRIVER_INFO: { 496 ocs_ioctl_driver_info_t *req = (ocs_ioctl_driver_info_t*)addr; 497 498 ocs_memset(req, 0, sizeof(*req)); 499 500 req->pci_vendor = ocs->pci_vendor; 501 req->pci_device = ocs->pci_device; 502 ocs_strncpy(req->businfo, ocs->businfo, sizeof(req->businfo)); 503 504 req->sli_intf = ocs_config_read32(ocs, SLI4_INTF_REG); 505 ocs_strncpy(req->desc, device_get_desc(dev), sizeof(req->desc)); 506 ocs_strncpy(req->fw_rev, ocs->fwrev, sizeof(req->fw_rev)); 507 if (ocs->domain && ocs->domain->sport) { 508 *((uint64_t*)req->hw_addr.fc.wwnn) = ocs_htobe64(ocs->domain->sport->wwnn); 509 *((uint64_t*)req->hw_addr.fc.wwpn) = ocs_htobe64(ocs->domain->sport->wwpn); 510 } 511 ocs_strncpy(req->serialnum, ocs->serialnum, sizeof(req->serialnum)); 512 break; 513 } 514 515 case OCS_IOCTL_CMD_MGMT_LIST: { 516 ocs_ioctl_mgmt_buffer_t* req = (ocs_ioctl_mgmt_buffer_t *)addr; 517 ocs_textbuf_t textbuf; 518 519 /* Build a text buffer */ 520 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) { 521 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 522 return -EFAULT; 523 } 524 525 ocs_mgmt_get_list(ocs, &textbuf); 526 527 if (ocs_textbuf_get_written(&textbuf)) { 528 if (ocs_copy_to_user(req->user_buffer, 529 ocs_textbuf_get_buffer(&textbuf), 530 ocs_textbuf_get_written(&textbuf))) { 531 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__); 532 } 533 } 534 req->bytes_written = ocs_textbuf_get_written(&textbuf); 535 536 ocs_textbuf_free(ocs, &textbuf); 537 538 break; 539 } 540 541 case OCS_IOCTL_CMD_MGMT_GET_ALL: { 542 ocs_ioctl_mgmt_buffer_t* req = (ocs_ioctl_mgmt_buffer_t *)addr; 543 ocs_textbuf_t textbuf; 544 int32_t n; 545 uint32_t idx; 546 uint32_t copied = 0; 547 548 /* Build a text buffer */ 549 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) { 550 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 551 return -EFAULT; 552 } 553 554 ocs_mgmt_get_all(ocs, &textbuf); 555 556 for (idx = 0; (n = ocs_textbuf_ext_get_written(&textbuf, idx)) > 0; idx++) { 557 if(ocs_copy_to_user(req->user_buffer + copied, 558 ocs_textbuf_ext_get_buffer(&textbuf, idx), 559 ocs_textbuf_ext_get_written(&textbuf, idx))) { 560 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 561 } 562 copied += n; 563 } 564 req->bytes_written = copied; 565 566 ocs_textbuf_free(ocs, &textbuf); 567 568 break; 569 } 570 571 case OCS_IOCTL_CMD_MGMT_GET: { 572 ocs_ioctl_cmd_get_t* req = (ocs_ioctl_cmd_get_t*)addr; 573 ocs_textbuf_t textbuf; 574 char name[OCS_MGMT_MAX_NAME]; 575 576 /* Copy the name value in from user space */ 577 if (ocs_copy_from_user(name, req->name, OCS_MGMT_MAX_NAME)) { 578 ocs_log_test(ocs, "ocs_copy_from_user failed\n"); 579 ocs_ioctl_free(ocs, req, sizeof(ocs_ioctl_cmd_get_t)); 580 return -EFAULT; 581 } 582 583 /* Build a text buffer */ 584 if (ocs_textbuf_alloc(ocs, &textbuf, req->value_length)) { 585 ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n"); 586 return -EFAULT; 587 } 588 589 ocs_mgmt_get(ocs, name, &textbuf); 590 591 if (ocs_textbuf_get_written(&textbuf)) { 592 if (ocs_copy_to_user(req->value, 593 ocs_textbuf_get_buffer(&textbuf), 594 ocs_textbuf_get_written(&textbuf))) { 595 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__); 596 } 597 } 598 req->value_length = ocs_textbuf_get_written(&textbuf); 599 600 ocs_textbuf_free(ocs, &textbuf); 601 602 break; 603 } 604 605 case OCS_IOCTL_CMD_MGMT_SET: { 606 char name[OCS_MGMT_MAX_NAME]; 607 char value[OCS_MGMT_MAX_VALUE]; 608 ocs_ioctl_cmd_set_t* req = (ocs_ioctl_cmd_set_t*)addr; 609 610 // Copy the name in from user space 611 if (ocs_copy_from_user(name, req->name, OCS_MGMT_MAX_NAME)) { 612 ocs_log_test(ocs, "Error: copy from user failed\n"); 613 ocs_ioctl_free(ocs, req, sizeof(*req)); 614 return -EFAULT; 615 } 616 617 // Copy the value in from user space 618 if (ocs_copy_from_user(value, req->value, OCS_MGMT_MAX_VALUE)) { 619 ocs_log_test(ocs, "Error: copy from user failed\n"); 620 ocs_ioctl_free(ocs, req, sizeof(*req)); 621 return -EFAULT; 622 } 623 624 req->result = ocs_mgmt_set(ocs, req->name, req->value); 625 626 break; 627 } 628 629 case OCS_IOCTL_CMD_MGMT_EXEC: { 630 ocs_ioctl_action_t* req = (ocs_ioctl_action_t*) addr; 631 char action_name[OCS_MGMT_MAX_NAME]; 632 633 if (ocs_copy_from_user(action_name, req->name, sizeof(action_name))) { 634 ocs_log_test(ocs, "Error: copy req.name from user failed\n"); 635 ocs_ioctl_free(ocs, req, sizeof(*req)); 636 return -EFAULT; 637 } 638 639 req->result = ocs_mgmt_exec(ocs, action_name, req->arg_in, req->arg_in_length, 640 req->arg_out, req->arg_out_length); 641 642 break; 643 } 644 645 default: 646 ocs_log_test(ocs, "Error: unknown cmd %#lx\n", cmd); 647 status = -ENOTTY; 648 break; 649 } 650 return status; 651 } 652 653 static void 654 ocs_fw_write_cb(int32_t status, uint32_t actual_write_length, 655 uint32_t change_status, void *arg) 656 { 657 ocs_mgmt_fw_write_result_t *result = arg; 658 659 result->status = status; 660 result->actual_xfer = actual_write_length; 661 result->change_status = change_status; 662 663 ocs_sem_v(&(result->semaphore)); 664 } 665 666 int 667 ocs_firmware_write(ocs_t *ocs, const uint8_t *buf, size_t buf_len, 668 uint8_t *change_status) 669 { 670 int rc = 0; 671 uint32_t bytes_left; 672 uint32_t xfer_size; 673 uint32_t offset; 674 ocs_dma_t dma; 675 int last = 0; 676 ocs_mgmt_fw_write_result_t result; 677 678 ocs_sem_init(&(result.semaphore), 0, "fw_write"); 679 680 bytes_left = buf_len; 681 offset = 0; 682 683 if (ocs_dma_alloc(ocs, &dma, FW_WRITE_BUFSIZE, 4096)) { 684 ocs_log_err(ocs, "ocs_firmware_write: malloc failed\n"); 685 return -ENOMEM; 686 } 687 688 while (bytes_left > 0) { 689 if (bytes_left > FW_WRITE_BUFSIZE) { 690 xfer_size = FW_WRITE_BUFSIZE; 691 } else { 692 xfer_size = bytes_left; 693 } 694 695 ocs_memcpy(dma.virt, buf + offset, xfer_size); 696 697 if (bytes_left == xfer_size) { 698 last = 1; 699 } 700 701 ocs_hw_firmware_write(&ocs->hw, &dma, xfer_size, offset, 702 last, ocs_fw_write_cb, &result); 703 704 if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) { 705 rc = -ENXIO; 706 break; 707 } 708 709 if (result.actual_xfer == 0 || result.status != 0) { 710 rc = -EFAULT; 711 break; 712 } 713 714 if (last) { 715 *change_status = result.change_status; 716 } 717 718 bytes_left -= result.actual_xfer; 719 offset += result.actual_xfer; 720 } 721 722 ocs_dma_free(ocs, &dma); 723 return rc; 724 } 725 726 static int 727 ocs_sys_fwupgrade(SYSCTL_HANDLER_ARGS) 728 { 729 char file_name[256] = {0}; 730 char fw_change_status; 731 uint32_t rc = 1; 732 ocs_t *ocs = (ocs_t *)arg1; 733 const struct firmware *fw; 734 const struct ocs_hw_grp_hdr *fw_image; 735 736 rc = sysctl_handle_string(oidp, file_name, sizeof(file_name), req); 737 if (rc || !req->newptr) 738 return rc; 739 740 fw = firmware_get(file_name); 741 if (fw == NULL) { 742 device_printf(ocs->dev, "Unable to get Firmware. " 743 "Make sure %s is copied to /boot/modules\n", file_name); 744 return ENOENT; 745 } 746 747 fw_image = (const struct ocs_hw_grp_hdr *)fw->data; 748 749 /* Check if firmware provided is compatible with this particular 750 * Adapter of not*/ 751 if ((ocs_be32toh(fw_image->magic_number) != OCS_HW_OBJECT_G5) && 752 (ocs_be32toh(fw_image->magic_number) != OCS_HW_OBJECT_G6)) { 753 device_printf(ocs->dev, 754 "Invalid FW image found Magic: 0x%x Size: %zu \n", 755 ocs_be32toh(fw_image->magic_number), fw->datasize); 756 rc = -1; 757 goto exit; 758 } 759 760 if (!strncmp(ocs->fw_version, fw_image->revision, 761 strnlen(fw_image->revision, 16))) { 762 device_printf(ocs->dev, "No update req. " 763 "Firmware is already up to date. \n"); 764 rc = 0; 765 goto exit; 766 } 767 768 device_printf(ocs->dev, "Upgrading Firmware from %s to %s \n", 769 ocs->fw_version, fw_image->revision); 770 771 rc = ocs_firmware_write(ocs, fw->data, fw->datasize, &fw_change_status); 772 if (rc) { 773 ocs_log_err(ocs, "Firmware update failed with status = %d\n", rc); 774 } else { 775 ocs_log_info(ocs, "Firmware updated successfully\n"); 776 switch (fw_change_status) { 777 case 0x00: 778 device_printf(ocs->dev, 779 "No reset needed, new firmware is active.\n"); 780 break; 781 case 0x01: 782 device_printf(ocs->dev, 783 "A physical device reset (host reboot) is " 784 "needed to activate the new firmware\n"); 785 break; 786 case 0x02: 787 case 0x03: 788 device_printf(ocs->dev, 789 "firmware is resetting to activate the new " 790 "firmware, Host reboot is needed \n"); 791 break; 792 default: 793 ocs_log_warn(ocs, 794 "Unexected value change_status: %d\n", 795 fw_change_status); 796 break; 797 } 798 } 799 800 exit: 801 /* Release Firmware*/ 802 firmware_put(fw, FIRMWARE_UNLOAD); 803 804 return rc; 805 806 } 807 808 static int 809 ocs_sysctl_wwnn(SYSCTL_HANDLER_ARGS) 810 { 811 uint32_t rc = 1; 812 ocs_t *ocs = oidp->oid_arg1; 813 char old[64]; 814 char new[64]; 815 uint64_t *wwnn = NULL; 816 ocs_xport_t *xport = ocs->xport; 817 818 if (xport->req_wwnn) { 819 wwnn = &xport->req_wwnn; 820 memset(old, 0, sizeof(old)); 821 snprintf(old, sizeof(old), "0x%llx" , (unsigned long long) *wwnn); 822 823 } else { 824 wwnn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_NODE); 825 826 memset(old, 0, sizeof(old)); 827 snprintf(old, sizeof(old), "0x%llx" , (unsigned long long) ocs_htobe64(*wwnn)); 828 } 829 830 /*Read wwnn*/ 831 if (!req->newptr) { 832 return (sysctl_handle_string(oidp, old, sizeof(old), req)); 833 } 834 835 /*Configure port wwn*/ 836 rc = sysctl_handle_string(oidp, new, sizeof(new), req); 837 if (rc) 838 return (rc); 839 840 if (strncmp(old, new, strlen(old)) == 0) { 841 return 0; 842 } 843 844 return (set_req_wwnn(ocs, NULL, new)); 845 } 846 847 static int 848 ocs_sysctl_wwpn(SYSCTL_HANDLER_ARGS) 849 { 850 uint32_t rc = 1; 851 ocs_t *ocs = oidp->oid_arg1; 852 char old[64]; 853 char new[64]; 854 uint64_t *wwpn = NULL; 855 ocs_xport_t *xport = ocs->xport; 856 857 if (xport->req_wwpn) { 858 wwpn = &xport->req_wwpn; 859 memset(old, 0, sizeof(old)); 860 snprintf(old, sizeof(old), "0x%llx",(unsigned long long) *wwpn); 861 } else { 862 wwpn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_PORT); 863 memset(old, 0, sizeof(old)); 864 snprintf(old, sizeof(old), "0x%llx",(unsigned long long) ocs_htobe64(*wwpn)); 865 } 866 867 /*Read wwpn*/ 868 if (!req->newptr) { 869 return (sysctl_handle_string(oidp, old, sizeof(old), req)); 870 } 871 872 /*Configure port wwn*/ 873 rc = sysctl_handle_string(oidp, new, sizeof(new), req); 874 if (rc) 875 return (rc); 876 877 if (strncmp(old, new, strlen(old)) == 0) { 878 return 0; 879 } 880 881 return (set_req_wwpn(ocs, NULL, new)); 882 } 883 884 static int 885 ocs_sysctl_current_topology(SYSCTL_HANDLER_ARGS) 886 { 887 ocs_t *ocs = oidp->oid_arg1; 888 uint32_t value; 889 890 ocs_hw_get(&ocs->hw, OCS_HW_TOPOLOGY, &value); 891 892 return (sysctl_handle_int(oidp, &value, 0, req)); 893 } 894 895 static int 896 ocs_sysctl_current_speed(SYSCTL_HANDLER_ARGS) 897 { 898 ocs_t *ocs = oidp->oid_arg1; 899 uint32_t value; 900 901 ocs_hw_get(&ocs->hw, OCS_HW_LINK_SPEED, &value); 902 903 return (sysctl_handle_int(oidp, &value, 0, req)); 904 } 905 906 static int 907 ocs_sysctl_config_topology(SYSCTL_HANDLER_ARGS) 908 { 909 uint32_t rc = 1; 910 ocs_t *ocs = oidp->oid_arg1; 911 uint32_t old_value; 912 uint32_t new_value; 913 char buf[64]; 914 915 ocs_hw_get(&ocs->hw, OCS_HW_CONFIG_TOPOLOGY, &old_value); 916 917 /*Read topo*/ 918 if (!req->newptr) { 919 return (sysctl_handle_int(oidp, &old_value, 0, req)); 920 } 921 922 /*Configure port wwn*/ 923 rc = sysctl_handle_int(oidp, &new_value, 0, req); 924 if (rc) 925 return (rc); 926 927 if (new_value == old_value) { 928 return 0; 929 } 930 931 snprintf(buf, sizeof(buf), "%d",new_value); 932 rc = set_configured_topology(ocs, NULL, buf); 933 return rc; 934 } 935 936 static int 937 ocs_sysctl_config_speed(SYSCTL_HANDLER_ARGS) 938 { 939 uint32_t rc = 1; 940 ocs_t *ocs = oidp->oid_arg1; 941 uint32_t old_value; 942 uint32_t new_value; 943 char buf[64]; 944 945 ocs_hw_get(&ocs->hw, OCS_HW_LINK_CONFIG_SPEED, &old_value); 946 947 /*Read topo*/ 948 if (!req->newptr) { 949 return (sysctl_handle_int(oidp, &old_value, 0, req)); 950 } 951 952 /*Configure port wwn*/ 953 rc = sysctl_handle_int(oidp, &new_value, 0, req); 954 if (rc) 955 return (rc); 956 957 if (new_value == old_value) { 958 return 0; 959 } 960 961 snprintf(buf, sizeof(buf), "%d",new_value); 962 rc = set_configured_speed(ocs, NULL,buf); 963 return rc; 964 } 965 966 static int 967 ocs_sysctl_fcid(SYSCTL_HANDLER_ARGS) 968 { 969 ocs_t *ocs = oidp->oid_arg1; 970 char buf[64]; 971 972 memset(buf, 0, sizeof(buf)); 973 if (ocs->domain && ocs->domain->attached) { 974 snprintf(buf, sizeof(buf), "0x%06x", 975 ocs->domain->sport->fc_id); 976 } 977 978 return (sysctl_handle_string(oidp, buf, sizeof(buf), req)); 979 } 980 981 static int 982 ocs_sysctl_port_state(SYSCTL_HANDLER_ARGS) 983 { 984 985 char new[256] = {0}; 986 uint32_t rc = 1; 987 ocs_xport_stats_t old; 988 ocs_t *ocs = (ocs_t *)arg1; 989 990 ocs_xport_status(ocs->xport, OCS_XPORT_CONFIG_PORT_STATUS, &old); 991 992 /*Read port state */ 993 if (!req->newptr) { 994 snprintf(new, sizeof(new), "%s", 995 (old.value == OCS_XPORT_PORT_OFFLINE) ? 996 "offline" : "online"); 997 return (sysctl_handle_string(oidp, new, sizeof(new), req)); 998 } 999 1000 /*Configure port state*/ 1001 rc = sysctl_handle_string(oidp, new, sizeof(new), req); 1002 if (rc) 1003 return (rc); 1004 1005 if (ocs_strcasecmp(new, "offline") == 0) { 1006 if (old.value == OCS_XPORT_PORT_OFFLINE) { 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_OFFLINE); 1011 if (rc != 0) { 1012 ocs_log_err(ocs, "Setting port to offline failed\n"); 1013 } 1014 } else if (ocs_strcasecmp(new, "online") == 0) { 1015 if (old.value == OCS_XPORT_PORT_ONLINE) { 1016 return (0); 1017 } 1018 ocs_log_debug(ocs, "Setting port to %s\n", new); 1019 rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_ONLINE); 1020 if (rc != 0) { 1021 ocs_log_err(ocs, "Setting port to online failed\n"); 1022 } 1023 } else { 1024 ocs_log_err(ocs, "Unsupported link state %s\n", new); 1025 rc = 1; 1026 } 1027 1028 return (rc); 1029 1030 } 1031 1032 static int 1033 ocs_sysctl_vport_wwpn(SYSCTL_HANDLER_ARGS) 1034 { 1035 ocs_fcport *fcp = oidp->oid_arg1; 1036 char str_wwpn[64]; 1037 1038 memset(str_wwpn, 0, sizeof(str_wwpn)); 1039 snprintf(str_wwpn, sizeof(str_wwpn), "0x%llx", (unsigned long long)fcp->vport->wwpn); 1040 1041 return (sysctl_handle_string(oidp, str_wwpn, sizeof(str_wwpn), req)); 1042 } 1043 1044 static int 1045 ocs_sysctl_vport_wwnn(SYSCTL_HANDLER_ARGS) 1046 { 1047 ocs_fcport *fcp = oidp->oid_arg1; 1048 char str_wwnn[64]; 1049 1050 memset(str_wwnn, 0, sizeof(str_wwnn)); 1051 snprintf(str_wwnn, sizeof(str_wwnn), "0x%llx", (unsigned long long)fcp->vport->wwnn); 1052 1053 return (sysctl_handle_string(oidp, str_wwnn, sizeof(str_wwnn), req)); 1054 } 1055 1056 /** 1057 * @brief Initialize sysctl 1058 * 1059 * Initialize sysctl so elxsdkutil can query device information. 1060 * 1061 * @param ocs pointer to ocs 1062 * @return void 1063 */ 1064 static void 1065 ocs_sysctl_init(ocs_t *ocs) 1066 { 1067 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(ocs->dev); 1068 struct sysctl_oid *tree = device_get_sysctl_tree(ocs->dev); 1069 struct sysctl_oid *vtree; 1070 const char *str = NULL; 1071 char name[16]; 1072 uint32_t rev, if_type, family, i; 1073 ocs_fcport *fcp = NULL; 1074 1075 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1076 "devid", CTLFLAG_RD, NULL, 1077 pci_get_devid(ocs->dev), "Device ID"); 1078 1079 memset(ocs->modeldesc, 0, sizeof(ocs->modeldesc)); 1080 if (0 == pci_get_vpd_ident(ocs->dev, &str)) { 1081 snprintf(ocs->modeldesc, sizeof(ocs->modeldesc), "%s", str); 1082 } 1083 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1084 "modeldesc", CTLFLAG_RD, 1085 ocs->modeldesc, 1086 0, "Model Description"); 1087 1088 memset(ocs->serialnum, 0, sizeof(ocs->serialnum)); 1089 if (0 == pci_get_vpd_readonly(ocs->dev, "SN", &str)) { 1090 snprintf(ocs->serialnum, sizeof(ocs->serialnum), "%s", str); 1091 } 1092 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1093 "sn", CTLFLAG_RD, 1094 ocs->serialnum, 1095 0, "Serial Number"); 1096 1097 ocs_hw_get(&ocs->hw, OCS_HW_SLI_REV, &rev); 1098 ocs_hw_get(&ocs->hw, OCS_HW_IF_TYPE, &if_type); 1099 ocs_hw_get(&ocs->hw, OCS_HW_SLI_FAMILY, &family); 1100 1101 memset(ocs->fwrev, 0, sizeof(ocs->fwrev)); 1102 snprintf(ocs->fwrev, sizeof(ocs->fwrev), "%s, sli-%d:%d:%x", 1103 (char *)ocs_hw_get_ptr(&ocs->hw, OCS_HW_FW_REV), 1104 rev, if_type, family); 1105 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1106 "fwrev", CTLFLAG_RD, 1107 ocs->fwrev, 1108 0, "Firmware Revision"); 1109 1110 memset(ocs->sli_intf, 0, sizeof(ocs->sli_intf)); 1111 snprintf(ocs->sli_intf, sizeof(ocs->sli_intf), "%08x", 1112 ocs_config_read32(ocs, SLI4_INTF_REG)); 1113 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1114 "sli_intf", CTLFLAG_RD, 1115 ocs->sli_intf, 1116 0, "SLI Interface"); 1117 1118 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "fw_upgrade", 1119 CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT, (void *)ocs, 0, 1120 ocs_sys_fwupgrade, "A", "Firmware grp file"); 1121 1122 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1123 "wwnn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 1124 ocs, 0, ocs_sysctl_wwnn, "A", 1125 "World Wide Node Name, wwnn should be in the format 0x<XXXXXXXXXXXXXXXX>"); 1126 1127 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1128 "wwpn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 1129 ocs, 0, ocs_sysctl_wwpn, "A", 1130 "World Wide Port Name, wwpn should be in the format 0x<XXXXXXXXXXXXXXXX>"); 1131 1132 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1133 "current_topology", CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_NEEDGIANT, 1134 ocs, 0, ocs_sysctl_current_topology, "IU", 1135 "Current Topology, 1-NPort; 2-Loop; 3-None"); 1136 1137 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1138 "current_speed", CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_NEEDGIANT, 1139 ocs, 0, ocs_sysctl_current_speed, "IU", 1140 "Current Speed"); 1141 1142 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1143 "configured_topology", CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 1144 ocs, 0, ocs_sysctl_config_topology, "IU", 1145 "Configured Topology, 0-Auto; 1-NPort; 2-Loop"); 1146 1147 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1148 "configured_speed", CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 1149 ocs, 0, ocs_sysctl_config_speed, "IU", 1150 "Configured Speed, 0-Auto, 2000, 4000, 8000, 16000, 32000"); 1151 1152 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1153 "businfo", CTLFLAG_RD, 1154 ocs->businfo, 1155 0, "Bus Info"); 1156 1157 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1158 "fcid", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT, 1159 ocs, 0, ocs_sysctl_fcid, "A", "Port FC ID"); 1160 1161 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 1162 "port_state", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 1163 ocs, 0, ocs_sysctl_port_state, "A", "configured port state"); 1164 1165 for (i = 0; i < ocs->num_vports; i++) { 1166 fcp = FCPORT(ocs, i+1); 1167 1168 memset(name, 0, sizeof(name)); 1169 snprintf(name, sizeof(name), "vport%d", i); 1170 vtree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree), 1171 OID_AUTO, name, CTLFLAG_RW | CTLFLAG_MPSAFE, 0, 1172 "Virtual port"); 1173 1174 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(vtree), OID_AUTO, 1175 "wwnn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 1176 fcp, 0, ocs_sysctl_vport_wwnn, "A", 1177 "World Wide Node Name"); 1178 1179 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(vtree), OID_AUTO, 1180 "wwpn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 1181 fcp, 0, ocs_sysctl_vport_wwpn, "A", "World Wide Port Name"); 1182 } 1183 1184 } 1185 1186 /** 1187 * @brief Initialize the debug module 1188 * 1189 * Parse device hints (similar to Linux module parameters) here. To use, 1190 * run the command 1191 * kenv hint.ocs.U.P=V 1192 * from the command line replacing U with the unit # (0,1,...), 1193 * P with the parameter name (debug_mask), and V with the value 1194 */ 1195 void 1196 ocs_debug_attach(void *os) 1197 { 1198 struct ocs_softc *ocs = os; 1199 int error = 0; 1200 char *resname = NULL; 1201 int32_t unit = INT32_MAX; 1202 uint32_t ocs_debug_mask = 0; 1203 1204 resname = "debug_mask"; 1205 if (0 == (error = resource_int_value(device_get_name(ocs->dev), device_get_unit(ocs->dev), 1206 resname, &ocs_debug_mask))) { 1207 device_printf(ocs->dev, "setting %s to %010x\n", resname, ocs_debug_mask); 1208 ocs_debug_enable(ocs_debug_mask); 1209 } 1210 1211 unit = device_get_unit(ocs->dev); 1212 ocs->cdev = make_dev(&ocs_cdevsw, unit, UID_ROOT, GID_OPERATOR, 0640, 1213 "ocs%d", unit); 1214 if (ocs->cdev) { 1215 ocs->cdev->si_drv1 = ocs; 1216 } 1217 1218 /* initialize sysctl interface */ 1219 ocs_sysctl_init(ocs); 1220 mtx_init(&ocs->dbg_lock, "ocs_dbg_lock", NULL, MTX_DEF); 1221 } 1222 1223 /** 1224 * @brief Free the debug module 1225 */ 1226 void 1227 ocs_debug_detach(void *os) 1228 { 1229 struct ocs_softc *ocs = os; 1230 1231 mtx_destroy(&ocs->dbg_lock); 1232 1233 if (ocs->cdev) { 1234 ocs->cdev->si_drv1 = NULL; 1235 destroy_dev(ocs->cdev); 1236 } 1237 }
Cache object: d77f6a4e22d51ac8f8d169b93f7abc2e
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