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