sys/dev/ocs_fc/ocs_ioctl.c

   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         if (ocs_hw_command(&ocs->hw, mcmd->payload, OCS_CMD_NOWAIT,
 247                         __ocs_ioctl_mbox_cb, ocs)) {
 248
 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                 copyout(dma.virt, (void *)(uintptr_t)mcmd->out_addr, mcmd->out_bytes);
 258         }
 259
 260 no_support:
 261         ocs_dma_free(ocs, &dma);
 262
 263         return 0;
 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
 278 static int
 279 ocs_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
 287         /* Check the BAR read/write commands for valid bar */
 288         switch(req->cmd) {
 289         case OCS_ECD_HELPER_BAR_READ8:
 290         case OCS_ECD_HELPER_BAR_READ16:
 291         case OCS_ECD_HELPER_BAR_READ32:
 292         case OCS_ECD_HELPER_BAR_WRITE8:
 293         case OCS_ECD_HELPER_BAR_WRITE16:
 294         case OCS_ECD_HELPER_BAR_WRITE32:
 295                 if (req->bar >= PCI_MAX_BAR) {
 296                         device_printf(ocs->dev, "Error: bar %d out of range\n", req->bar);
 297                         return -EFAULT;
 298                 }
 299                 if (ocs->reg[req->bar].res == NULL) {
 300                         device_printf(ocs->dev, "Error: bar %d not defined\n", req->bar);
 301                         return -EFAULT;
 302                 }
 303                 break;
 304         default:
 305                 break;
 306         }
 307
 308         switch(req->cmd) {
 309         case OCS_ECD_HELPER_CFG_READ8:
 310                 v8 = ocs_config_read8(ocs, req->offset);
 311                 req->data = v8;
 312                 break;
 313         case OCS_ECD_HELPER_CFG_READ16:
 314                 v16 = ocs_config_read16(ocs, req->offset);
 315                 req->data = v16;
 316                 break;
 317         case OCS_ECD_HELPER_CFG_READ32:
 318                 v32 = ocs_config_read32(ocs, req->offset);
 319                 req->data = v32;
 320                 break;
 321         case OCS_ECD_HELPER_CFG_WRITE8:
 322                 ocs_config_write8(ocs, req->offset, req->data);
 323                 break;
 324         case OCS_ECD_HELPER_CFG_WRITE16:
 325                 ocs_config_write16(ocs, req->offset, req->data);
 326                 break;
 327         case OCS_ECD_HELPER_CFG_WRITE32:
 328                 ocs_config_write32(ocs, req->offset, req->data);
 329                 break;
 330         case OCS_ECD_HELPER_BAR_READ8:
 331                 req->data = ocs_reg_read8(ocs, req->bar, req->offset);
 332                 break;
 333         case OCS_ECD_HELPER_BAR_READ16:
 334                 req->data = ocs_reg_read16(ocs, req->bar, req->offset);
 335                 break;
 336         case OCS_ECD_HELPER_BAR_READ32:
 337                 req->data = ocs_reg_read32(ocs, req->bar, req->offset);
 338                 break;
 339         case OCS_ECD_HELPER_BAR_WRITE8:
 340                 ocs_reg_write8(ocs, req->bar, req->offset, req->data);
 341                 break;
 342         case OCS_ECD_HELPER_BAR_WRITE16:
 343                 ocs_reg_write16(ocs, req->bar, req->offset, req->data);
 344                 break;
 345         case OCS_ECD_HELPER_BAR_WRITE32:
 346                 ocs_reg_write32(ocs, req->bar, req->offset, req->data);
 347                 break;
 348         default:
 349                 device_printf(ocs->dev, "Invalid helper command=%d\n", req->cmd);
 350                 break;
 351         }
 352
 353         return rc;
 354 }
 355
 356 static int
 357 ocs_ioctl(struct cdev *cdev, u_long cmd, caddr_t addr, int flag, struct thread *td)
 358 {
 359         int status = 0;
 360         struct ocs_softc *ocs = cdev->si_drv1;
 361         device_t dev = ocs->dev;
 362
 363         switch (cmd) {
 364         case OCS_IOCTL_CMD_ELXU_MBOX: {
 365                 /* "copyin" done by kernel; thus, just dereference addr */
 366                 ocs_ioctl_elxu_mbox_t *mcmd = (void *)addr;
 367                 status = ocs_process_mbx_ioctl(ocs, mcmd);
 368                 break;
 369         }
 370         case OCS_IOCTL_CMD_ECD_HELPER: {
 371                 /* "copyin" done by kernel; thus, just dereference addr */
 372                 ocs_ioctl_ecd_helper_t *req = (void *)addr;
 373                 status = ocs_process_ecd_helper(ocs, req);
 374                 break;
 375         }
 376
 377         case OCS_IOCTL_CMD_VPORT: {
 378                 int32_t rc = 0;
 379                 ocs_ioctl_vport_t *req = (ocs_ioctl_vport_t*) addr;
 380                 ocs_domain_t *domain;
 381
 382                 domain = ocs_domain_get_instance(ocs, req->domain_index);
 383                 if (domain == NULL) {
 384                         device_printf(ocs->dev, "domain [%d] nod found\n",
 385                                                         req->domain_index);
 386                         return -EFAULT;
 387                 }
 388
 389                 if (req->req_create) {
 390                         rc = ocs_sport_vport_new(domain, req->wwpn, req->wwnn,
 391                                                 UINT32_MAX, req->enable_ini,
 392                                         req->enable_tgt, NULL, NULL, TRUE);
 393                 } else {
 394                         rc = ocs_sport_vport_del(ocs, domain, req->wwpn, req->wwnn);
 395                 }
 396
 397                 return rc;
 398         }
 399
 400         case OCS_IOCTL_CMD_GET_DDUMP: {
 401                 ocs_ioctl_ddump_t *req = (ocs_ioctl_ddump_t*) addr;
 402                 ocs_textbuf_t textbuf;
 403                 int x;
 404
 405                 /* Build a text buffer */
 406                 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) {
 407                         device_printf(ocs->dev, "Error: ocs_textbuf_alloc failed\n");
 408                         return -EFAULT;
 409                 }
 410
 411                 switch (req->args.action) {
 412                 case OCS_IOCTL_DDUMP_GET:
 413                 case OCS_IOCTL_DDUMP_GET_SAVED: {
 414                         uint32_t remaining;
 415                         uint32_t written;
 416                         uint32_t idx;
 417                         int32_t n;
 418                         ocs_textbuf_t *ptbuf = NULL;
 419                         uint32_t flags = 0;
 420
 421                         if (req->args.action == OCS_IOCTL_DDUMP_GET_SAVED) {
 422                                 if (ocs_textbuf_initialized(&ocs->ddump_saved)) {
 423                                         ptbuf = &ocs->ddump_saved;
 424                                 }
 425                         } else {
 426                                 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) {
 427                                         ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
 428                                         return -EFAULT;
 429                                 }
 430
 431                                 /* translate IOCTL ddump flags to ddump flags */
 432                                 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_WQES) {
 433                                         flags |= OCS_DDUMP_FLAGS_WQES;
 434                                 }
 435                                 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_CQES) {
 436                                         flags |= OCS_DDUMP_FLAGS_CQES;
 437                                 }
 438                                 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_MQES) {
 439                                         flags |= OCS_DDUMP_FLAGS_MQES;
 440                                 }
 441                                 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_RQES) {
 442                                         flags |= OCS_DDUMP_FLAGS_RQES;
 443                                 }
 444                                 if (req->args.flags & OCS_IOCTL_DDUMP_FLAGS_EQES) {
 445                                         flags |= OCS_DDUMP_FLAGS_EQES;
 446                                 }
 447
 448                                 /* Try 3 times to get the dump */
 449                                 for(x=0; x<3; x++) {
 450                                         if (ocs_ddump(ocs, &textbuf, flags, req->args.q_entries) != 0) {
 451                                                 ocs_textbuf_reset(&textbuf);
 452                                         } else {
 453                                                 /* Success */
 454                                                 x = 0;
 455                                                 break;
 456                                         }
 457                                 }
 458                                 if (x != 0 ) {
 459                                         /* Retries failed */
 460                                         ocs_log_test(ocs, "ocs_ddump failed\n");
 461                                 } else {
 462                                         ptbuf = &textbuf;
 463                                 }
 464
 465                         }
 466                         written = 0;
 467                         if (ptbuf != NULL) {
 468                                 /* Process each textbuf segment */
 469                                 remaining = req->user_buffer_len;
 470                                 for (idx = 0; remaining; idx++) {
 471                                         n = ocs_textbuf_ext_get_written(ptbuf, idx);
 472                                         if (n < 0) {
 473                                                 break;
 474                                         }
 475                                         if ((uint32_t)n >= remaining) {
 476                                                 n = (int32_t)remaining;
 477                                         }
 478                                         if (ocs_copy_to_user(req->user_buffer + written,
 479                                                 ocs_textbuf_ext_get_buffer(ptbuf, idx), n)) {
 480                                                 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__);
 481                                         }
 482                                         written += n;
 483                                         remaining -= (uint32_t)n;
 484                                 }
 485                         }
 486                         req->bytes_written = written;
 487                         if (ptbuf == &textbuf) {
 488                                 ocs_textbuf_free(ocs, &textbuf);
 489                         }
 490
 491                         break;
 492                 }
 493                 case OCS_IOCTL_DDUMP_CLR_SAVED:
 494                         ocs_clear_saved_ddump(ocs);
 495                         break;
 496                 default:
 497                         ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
 498                         break;
 499                 }
 500                 break;
 501         }
 502         case OCS_IOCTL_CMD_DRIVER_INFO: {
 503                 ocs_ioctl_driver_info_t *req = (ocs_ioctl_driver_info_t*)addr;
 504
 505                 ocs_memset(req, 0, sizeof(*req));
 506
 507                 req->pci_vendor = ocs->pci_vendor;
 508                 req->pci_device = ocs->pci_device;
 509                 ocs_strncpy(req->businfo, ocs->businfo, sizeof(req->businfo));
 510
 511                 req->sli_intf = ocs_config_read32(ocs, SLI4_INTF_REG);
 512                 ocs_strncpy(req->desc, device_get_desc(dev), sizeof(req->desc));
 513                 ocs_strncpy(req->fw_rev, ocs->fwrev, sizeof(req->fw_rev));
 514                 if (ocs->domain && ocs->domain->sport) {
 515                         *((uint64_t*)req->hw_addr.fc.wwnn) = ocs_htobe64(ocs->domain->sport->wwnn);
 516                         *((uint64_t*)req->hw_addr.fc.wwpn) = ocs_htobe64(ocs->domain->sport->wwpn);
 517                 }
 518                 ocs_strncpy(req->serialnum, ocs->serialnum, sizeof(req->serialnum));
 519                 break;
 520         }
 521
 522         case OCS_IOCTL_CMD_MGMT_LIST: {
 523                 ocs_ioctl_mgmt_buffer_t* req = (ocs_ioctl_mgmt_buffer_t *)addr;
 524                 ocs_textbuf_t textbuf;
 525
 526                 /* Build a text buffer */
 527                 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) {
 528                         ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
 529                         return -EFAULT;
 530                 }
 531
 532                 ocs_mgmt_get_list(ocs, &textbuf);
 533
 534                 if (ocs_textbuf_get_written(&textbuf)) {
 535                         if (ocs_copy_to_user(req->user_buffer,
 536                                 ocs_textbuf_get_buffer(&textbuf),
 537                                 ocs_textbuf_get_written(&textbuf))) {
 538                                 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__);
 539                         }
 540                 }
 541                 req->bytes_written = ocs_textbuf_get_written(&textbuf);
 542
 543                 ocs_textbuf_free(ocs, &textbuf);
 544
 545                 break;
 546
 547         }
 548
 549         case OCS_IOCTL_CMD_MGMT_GET_ALL: {
 550                 ocs_ioctl_mgmt_buffer_t* req = (ocs_ioctl_mgmt_buffer_t *)addr;
 551                 ocs_textbuf_t textbuf;
 552                 int32_t n;
 553                 uint32_t idx;
 554                 uint32_t copied = 0;
 555
 556                 /* Build a text buffer */
 557                 if (ocs_textbuf_alloc(ocs, &textbuf, req->user_buffer_len)) {
 558                         ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
 559                         return -EFAULT;
 560                 }
 561
 562                 ocs_mgmt_get_all(ocs, &textbuf);
 563
 564                 for (idx = 0; (n = ocs_textbuf_ext_get_written(&textbuf, idx)) > 0; idx++) {
 565                         if(ocs_copy_to_user(req->user_buffer + copied,
 566                                         ocs_textbuf_ext_get_buffer(&textbuf, idx),
 567                                         ocs_textbuf_ext_get_written(&textbuf, idx))) {
 568
 569                                         ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
 570                         }
 571                         copied += n;
 572                 }
 573                 req->bytes_written = copied;
 574
 575                 ocs_textbuf_free(ocs, &textbuf);
 576
 577                 break;
 578         }
 579
 580         case OCS_IOCTL_CMD_MGMT_GET: {
 581                 ocs_ioctl_cmd_get_t* req = (ocs_ioctl_cmd_get_t*)addr;
 582                 ocs_textbuf_t textbuf;
 583                 char name[OCS_MGMT_MAX_NAME];
 584
 585                 /* Copy the name value in from user space */
 586                 if (ocs_copy_from_user(name, req->name, OCS_MGMT_MAX_NAME)) {
 587                         ocs_log_test(ocs, "ocs_copy_from_user failed\n");
 588                         ocs_ioctl_free(ocs, req, sizeof(ocs_ioctl_cmd_get_t));
 589                         return -EFAULT;
 590                 }
 591
 592                 /* Build a text buffer */
 593                 if (ocs_textbuf_alloc(ocs, &textbuf, req->value_length)) {
 594                         ocs_log_err(ocs, "Error: ocs_textbuf_alloc failed\n");
 595                         return -EFAULT;
 596                 }
 597
 598                 ocs_mgmt_get(ocs, name, &textbuf);
 599
 600                 if (ocs_textbuf_get_written(&textbuf)) {
 601                         if (ocs_copy_to_user(req->value,
 602                                 ocs_textbuf_get_buffer(&textbuf),
 603                                 ocs_textbuf_get_written(&textbuf))) {
 604                                 ocs_log_test(ocs, "Error: (%d) ocs_copy_to_user failed\n", __LINE__);
 605
 606                 }
 607                 }
 608                 req->value_length = ocs_textbuf_get_written(&textbuf);
 609
 610                 ocs_textbuf_free(ocs, &textbuf);
 611
 612                 break;
 613         }
 614
 615         case OCS_IOCTL_CMD_MGMT_SET: {
 616                 char name[OCS_MGMT_MAX_NAME];
 617                 char value[OCS_MGMT_MAX_VALUE];
 618                 ocs_ioctl_cmd_set_t* req = (ocs_ioctl_cmd_set_t*)addr;
 619
 620                 // Copy the name  in from user space
 621                 if (ocs_copy_from_user(name, req->name, OCS_MGMT_MAX_NAME)) {
 622                         ocs_log_test(ocs, "Error: copy from user failed\n");
 623                         ocs_ioctl_free(ocs, req, sizeof(*req));
 624                         return -EFAULT;
 625                 }
 626
 627                 // Copy the  value in from user space
 628                 if (ocs_copy_from_user(value, req->value, OCS_MGMT_MAX_VALUE)) {
 629                         ocs_log_test(ocs, "Error: copy from user failed\n");
 630                         ocs_ioctl_free(ocs, req, sizeof(*req));
 631                         return -EFAULT;
 632                 }
 633
 634                 req->result = ocs_mgmt_set(ocs, req->name, req->value);
 635
 636                 break;
 637         }
 638
 639         case OCS_IOCTL_CMD_MGMT_EXEC: {
 640                 ocs_ioctl_action_t* req = (ocs_ioctl_action_t*) addr;
 641                 char action_name[OCS_MGMT_MAX_NAME];
 642
 643                 if (ocs_copy_from_user(action_name, req->name, sizeof(action_name))) {
 644                         ocs_log_test(ocs, "Error: copy req.name from user failed\n");
 645                         ocs_ioctl_free(ocs, req, sizeof(*req));
 646                         return -EFAULT;
 647                 }
 648
 649                 req->result = ocs_mgmt_exec(ocs, action_name, req->arg_in, req->arg_in_length,
 650                                 req->arg_out, req->arg_out_length);
 651
 652                 break;
 653         }
 654
 655         default:
 656                 ocs_log_test(ocs, "Error: unknown cmd %#lx\n", cmd);
 657                 status = -ENOTTY;
 658                 break;
 659         }
 660         return status;
 661 }
 662
 663 static void
 664 ocs_fw_write_cb(int32_t status, uint32_t actual_write_length,
 665                                         uint32_t change_status, void *arg)
 666 {
 667         ocs_mgmt_fw_write_result_t *result = arg;
 668
 669         result->status = status;
 670         result->actual_xfer = actual_write_length;
 671         result->change_status = change_status;
 672
 673         ocs_sem_v(&(result->semaphore));
 674 }
 675
 676 int
 677 ocs_firmware_write(ocs_t *ocs, const uint8_t *buf, size_t buf_len,
 678                                                 uint8_t *change_status)
 679 {
 680         int rc = 0;
 681         uint32_t bytes_left;
 682         uint32_t xfer_size;
 683         uint32_t offset;
 684         ocs_dma_t dma;
 685         int last = 0;
 686         ocs_mgmt_fw_write_result_t result;
 687
 688         ocs_sem_init(&(result.semaphore), 0, "fw_write");
 689
 690         bytes_left = buf_len;
 691         offset = 0;
 692
 693         if (ocs_dma_alloc(ocs, &dma, FW_WRITE_BUFSIZE, 4096)) {
 694                 ocs_log_err(ocs, "ocs_firmware_write: malloc failed\n");
 695                 return -ENOMEM;
 696         }
 697
 698         while (bytes_left > 0) {
 699
 700                 if (bytes_left > FW_WRITE_BUFSIZE) {
 701                         xfer_size = FW_WRITE_BUFSIZE;
 702                 } else {
 703                         xfer_size = bytes_left;
 704                 }
 705
 706                 ocs_memcpy(dma.virt, buf + offset, xfer_size);
 707
 708                 if (bytes_left == xfer_size) {
 709                         last = 1;
 710                 }
 711
 712                 ocs_hw_firmware_write(&ocs->hw, &dma, xfer_size, offset,
 713                                                 last, ocs_fw_write_cb, &result);
 714
 715                 if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
 716                         rc = -ENXIO;
 717                         break;
 718                 }
 719
 720                 if (result.actual_xfer == 0 || result.status != 0) {
 721                         rc = -EFAULT;
 722                         break;
 723                 }
 724
 725                 if (last) {
 726                         *change_status = result.change_status;
 727                 }
 728
 729                 bytes_left -= result.actual_xfer;
 730                 offset += result.actual_xfer;
 731         }
 732
 733         ocs_dma_free(ocs, &dma);
 734         return rc;
 735 }
 736
 737 static int
 738 ocs_sys_fwupgrade(SYSCTL_HANDLER_ARGS)
 739 {
 740         char file_name[256] = {0};
 741         char fw_change_status;
 742         uint32_t rc = 1;
 743         ocs_t *ocs  = (ocs_t *)arg1;
 744         const struct firmware *fw;
 745         const struct ocs_hw_grp_hdr *fw_image;
 746
 747         rc = sysctl_handle_string(oidp, file_name, sizeof(file_name), req);
 748         if (rc || !req->newptr)
 749                 return rc;
 750
 751         fw = firmware_get(file_name);
 752         if (fw == NULL) {
 753                 device_printf(ocs->dev, "Unable to get Firmware. "
 754                         "Make sure %s is copied to /boot/modules\n", file_name);
 755                 return ENOENT;
 756         }
 757
 758         fw_image = (const struct ocs_hw_grp_hdr *)fw->data;
 759
 760         /* Check if firmware provided is compatible with this particular
 761          * Adapter of not*/
 762         if ((ocs_be32toh(fw_image->magic_number) != OCS_HW_OBJECT_G5) &&
 763                 (ocs_be32toh(fw_image->magic_number) != OCS_HW_OBJECT_G6)) {
 764                 device_printf(ocs->dev,
 765                         "Invalid FW image found Magic: 0x%x Size: %zu \n",
 766                         ocs_be32toh(fw_image->magic_number), fw->datasize);
 767                 rc = -1;
 768                 goto exit;
 769
 770         }
 771
 772         if (!strncmp(ocs->fw_version, fw_image->revision,
 773                                         strnlen(fw_image->revision, 16))) {
 774                 device_printf(ocs->dev, "No update req. "
 775                                 "Firmware is already up to date. \n");
 776                 rc = 0;
 777                 goto exit;
 778         }
 779
 780         device_printf(ocs->dev, "Upgrading Firmware from %s to %s \n",
 781                                 ocs->fw_version, fw_image->revision);
 782
 783         rc = ocs_firmware_write(ocs, fw->data, fw->datasize, &fw_change_status);
 784         if (rc) {
 785                 ocs_log_err(ocs, "Firmware update failed with status = %d\n", rc);
 786         } else {
 787                 ocs_log_info(ocs, "Firmware updated successfully\n");
 788                 switch (fw_change_status) {
 789                         case 0x00:
 790                                 device_printf(ocs->dev,
 791                                 "No reset needed, new firmware is active.\n");
 792                                 break;
 793                         case 0x01:
 794                                 device_printf(ocs->dev,
 795                                 "A physical device reset (host reboot) is "
 796                                 "needed to activate the new firmware\n");
 797                                 break;
 798                         case 0x02:
 799                         case 0x03:
 800                                 device_printf(ocs->dev,
 801                                 "firmware is resetting to activate the new "
 802                                 "firmware, Host reboot is needed \n");
 803                                 break;
 804                         default:
 805                                 ocs_log_warn(ocs,
 806                                         "Unexected value change_status: %d\n",
 807                                         fw_change_status);
 808                                 break;
 809                 }
 810
 811         }
 812
 813 exit:
 814         /* Release Firmware*/
 815         firmware_put(fw, FIRMWARE_UNLOAD);
 816
 817         return rc;
 818
 819 }
 820
 821 static int
 822 ocs_sysctl_wwnn(SYSCTL_HANDLER_ARGS)
 823 {
 824         uint32_t rc = 1;
 825         ocs_t *ocs = oidp->oid_arg1;
 826         char old[64];
 827         char new[64];
 828         uint64_t *wwnn = NULL;
 829         ocs_xport_t *xport = ocs->xport;
 830
 831         if (xport->req_wwnn) {
 832                 wwnn = &xport->req_wwnn;
 833                 memset(old, 0, sizeof(old));
 834                 snprintf(old, sizeof(old), "0x%llx" , (unsigned long long) *wwnn);
 835
 836         } else {
 837                 wwnn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_NODE);
 838
 839                 memset(old, 0, sizeof(old));
 840                 snprintf(old, sizeof(old), "0x%llx" , (unsigned long long) ocs_htobe64(*wwnn));
 841         }
 842
 843         /*Read wwnn*/
 844         if (!req->newptr) {
 845
 846                 return (sysctl_handle_string(oidp, old, sizeof(old), req));
 847         }
 848
 849         /*Configure port wwn*/
 850         rc = sysctl_handle_string(oidp, new, sizeof(new), req);
 851         if (rc)
 852                 return (rc);
 853
 854         if (strncmp(old, new, strlen(old)) == 0) {
 855                 return 0;
 856         }
 857
 858         return (set_req_wwnn(ocs, NULL, new));
 859 }
 860
 861 static int
 862 ocs_sysctl_wwpn(SYSCTL_HANDLER_ARGS)
 863 {
 864         uint32_t rc = 1;
 865         ocs_t *ocs = oidp->oid_arg1;
 866         char old[64];
 867         char new[64];
 868         uint64_t *wwpn = NULL;
 869         ocs_xport_t *xport = ocs->xport;
 870
 871         if (xport->req_wwpn) {
 872                 wwpn = &xport->req_wwpn;
 873                 memset(old, 0, sizeof(old));
 874                 snprintf(old, sizeof(old), "0x%llx",(unsigned long long) *wwpn);
 875         } else {
 876                 wwpn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_PORT);
 877                 memset(old, 0, sizeof(old));
 878                 snprintf(old, sizeof(old), "0x%llx",(unsigned long long) ocs_htobe64(*wwpn));
 879         }
 880
 881
 882         /*Read wwpn*/
 883         if (!req->newptr) {
 884                 return (sysctl_handle_string(oidp, old, sizeof(old), req));
 885         }
 886
 887         /*Configure port wwn*/
 888         rc = sysctl_handle_string(oidp, new, sizeof(new), req);
 889         if (rc)
 890                 return (rc);
 891
 892         if (strncmp(old, new, strlen(old)) == 0) {
 893                 return 0;
 894         }
 895
 896         return (set_req_wwpn(ocs, NULL, new));
 897 }
 898
 899 static int
 900 ocs_sysctl_current_topology(SYSCTL_HANDLER_ARGS)
 901 {
 902         ocs_t *ocs = oidp->oid_arg1;
 903         uint32_t value;
 904
 905         ocs_hw_get(&ocs->hw, OCS_HW_TOPOLOGY, &value);
 906
 907         return (sysctl_handle_int(oidp, &value, 0, req));
 908 }
 909
 910 static int
 911 ocs_sysctl_current_speed(SYSCTL_HANDLER_ARGS)
 912 {
 913         ocs_t *ocs = oidp->oid_arg1;
 914         uint32_t value;
 915
 916         ocs_hw_get(&ocs->hw, OCS_HW_LINK_SPEED, &value);
 917
 918         return (sysctl_handle_int(oidp, &value, 0, req));
 919 }
 920
 921 static int
 922 ocs_sysctl_config_topology(SYSCTL_HANDLER_ARGS)
 923 {
 924         uint32_t rc = 1;
 925         ocs_t *ocs = oidp->oid_arg1;
 926         uint32_t old_value;
 927         uint32_t new_value;
 928         char buf[64];
 929
 930         ocs_hw_get(&ocs->hw, OCS_HW_CONFIG_TOPOLOGY, &old_value);
 931
 932         /*Read topo*/
 933         if (!req->newptr) {
 934                 return (sysctl_handle_int(oidp, &old_value, 0, req));
 935         }
 936
 937         /*Configure port wwn*/
 938         rc = sysctl_handle_int(oidp, &new_value, 0, req);
 939         if (rc)
 940                 return (rc);
 941
 942         if (new_value == old_value) {
 943                 return 0;
 944         }
 945
 946         snprintf(buf, sizeof(buf), "%d",new_value);
 947         rc = set_configured_topology(ocs, NULL, buf);
 948         return rc;
 949 }
 950
 951 static int
 952 ocs_sysctl_config_speed(SYSCTL_HANDLER_ARGS)
 953 {
 954         uint32_t rc = 1;
 955         ocs_t *ocs = oidp->oid_arg1;
 956         uint32_t old_value;
 957         uint32_t new_value;
 958         char buf[64];
 959
 960         ocs_hw_get(&ocs->hw, OCS_HW_LINK_CONFIG_SPEED, &old_value);
 961
 962         /*Read topo*/
 963         if (!req->newptr) {
 964                 return (sysctl_handle_int(oidp, &old_value, 0, req));
 965         }
 966
 967         /*Configure port wwn*/
 968         rc = sysctl_handle_int(oidp, &new_value, 0, req);
 969         if (rc)
 970                 return (rc);
 971
 972         if (new_value == old_value) {
 973                 return 0;
 974         }
 975
 976         snprintf(buf, sizeof(buf), "%d",new_value);
 977         rc = set_configured_speed(ocs, NULL,buf);
 978         return rc;
 979 }
 980
 981 static int
 982 ocs_sysctl_fcid(SYSCTL_HANDLER_ARGS)
 983 {
 984         ocs_t *ocs = oidp->oid_arg1;
 985         char buf[64];
 986
 987         memset(buf, 0, sizeof(buf));
 988         if (ocs->domain && ocs->domain->attached) {
 989                 snprintf(buf, sizeof(buf), "0x%06x",
 990                         ocs->domain->sport->fc_id);
 991         }
 992
 993         return (sysctl_handle_string(oidp, buf, sizeof(buf), req));
 994 }
 995
 996
 997 static int
 998 ocs_sysctl_port_state(SYSCTL_HANDLER_ARGS)
 999 {
1000
1001         char new[256] = {0};
1002         uint32_t rc = 1;
1003         ocs_xport_stats_t old;
1004         ocs_t *ocs  = (ocs_t *)arg1;
1005
1006         ocs_xport_status(ocs->xport, OCS_XPORT_CONFIG_PORT_STATUS, &old);
1007
1008         /*Read port state */
1009         if (!req->newptr) {
1010                 snprintf(new, sizeof(new), "%s",
1011                         (old.value == OCS_XPORT_PORT_OFFLINE) ?
1012                                          "offline" : "online");
1013                 return (sysctl_handle_string(oidp, new, sizeof(new), req));
1014         }
1015
1016         /*Configure port state*/
1017         rc = sysctl_handle_string(oidp, new, sizeof(new), req);
1018         if (rc)
1019                 return (rc);
1020
1021         if (ocs_strcasecmp(new, "offline") == 0) {
1022                 if (old.value == OCS_XPORT_PORT_OFFLINE) {
1023                         return (0);
1024                 }
1025                 ocs_log_debug(ocs, "Setting port to %s\n", new);
1026                 rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_OFFLINE);
1027                 if (rc != 0) {
1028                         ocs_log_err(ocs, "Setting port to offline failed\n");
1029                 }
1030         } else if (ocs_strcasecmp(new, "online") == 0) {
1031                 if (old.value == OCS_XPORT_PORT_ONLINE) {
1032                         return (0);
1033                 }
1034                 ocs_log_debug(ocs, "Setting port to %s\n", new);
1035                 rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_ONLINE);
1036                 if (rc != 0) {
1037                         ocs_log_err(ocs, "Setting port to online failed\n");
1038                 }
1039         } else {
1040                 ocs_log_err(ocs, "Unsupported link state %s\n", new);
1041                 rc = 1;
1042         }
1043
1044         return (rc);
1045
1046 }
1047
1048 static int
1049 ocs_sysctl_vport_wwpn(SYSCTL_HANDLER_ARGS)
1050 {
1051         ocs_fcport *fcp = oidp->oid_arg1;
1052         char str_wwpn[64];
1053
1054         memset(str_wwpn, 0, sizeof(str_wwpn));
1055         snprintf(str_wwpn, sizeof(str_wwpn), "0x%llx", (unsigned long long)fcp->vport->wwpn);
1056
1057         return (sysctl_handle_string(oidp, str_wwpn, sizeof(str_wwpn), req));
1058 }
1059
1060 static int
1061 ocs_sysctl_vport_wwnn(SYSCTL_HANDLER_ARGS)
1062 {
1063         ocs_fcport *fcp = oidp->oid_arg1;
1064         char str_wwnn[64];
1065
1066         memset(str_wwnn, 0, sizeof(str_wwnn));
1067         snprintf(str_wwnn, sizeof(str_wwnn), "0x%llx", (unsigned long long)fcp->vport->wwnn);
1068
1069         return (sysctl_handle_string(oidp, str_wwnn, sizeof(str_wwnn), req));
1070 }
1071
1072 /**
1073  * @brief Initialize sysctl
1074  *
1075  * Initialize sysctl so elxsdkutil can query device information.
1076  *
1077  * @param ocs pointer to ocs
1078  * @return void
1079  */
1080 static void
1081 ocs_sysctl_init(ocs_t *ocs)
1082 {
1083         struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(ocs->dev);
1084         struct sysctl_oid *tree = device_get_sysctl_tree(ocs->dev);
1085         struct sysctl_oid *vtree;
1086         const char *str = NULL;
1087         char name[16];
1088         uint32_t rev, if_type, family, i;
1089         ocs_fcport *fcp = NULL;
1090
1091         SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1092                         "devid", CTLFLAG_RD, NULL,
1093                         pci_get_devid(ocs->dev), "Device ID");
1094
1095         memset(ocs->modeldesc, 0, sizeof(ocs->modeldesc));
1096         if (0 == pci_get_vpd_ident(ocs->dev, &str)) {
1097                 snprintf(ocs->modeldesc, sizeof(ocs->modeldesc), "%s", str);
1098         }
1099         SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1100                         "modeldesc", CTLFLAG_RD,
1101                         ocs->modeldesc,
1102                         0, "Model Description");
1103
1104         memset(ocs->serialnum, 0, sizeof(ocs->serialnum));
1105         if (0 == pci_get_vpd_readonly(ocs->dev, "SN", &str)) {
1106                 snprintf(ocs->serialnum, sizeof(ocs->serialnum), "%s", str);
1107         }
1108         SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1109                         "sn", CTLFLAG_RD,
1110                         ocs->serialnum,
1111                         0, "Serial Number");
1112
1113         ocs_hw_get(&ocs->hw, OCS_HW_SLI_REV, &rev);
1114         ocs_hw_get(&ocs->hw, OCS_HW_IF_TYPE, &if_type);
1115         ocs_hw_get(&ocs->hw, OCS_HW_SLI_FAMILY, &family);
1116
1117         memset(ocs->fwrev, 0, sizeof(ocs->fwrev));
1118         snprintf(ocs->fwrev, sizeof(ocs->fwrev), "%s, sli-%d:%d:%x",
1119                         (char *)ocs_hw_get_ptr(&ocs->hw, OCS_HW_FW_REV),
1120                         rev, if_type, family);
1121         SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1122                         "fwrev", CTLFLAG_RD,
1123                         ocs->fwrev,
1124                         0, "Firmware Revision");
1125
1126         memset(ocs->sli_intf, 0, sizeof(ocs->sli_intf));
1127         snprintf(ocs->sli_intf, sizeof(ocs->sli_intf), "%08x",
1128                  ocs_config_read32(ocs, SLI4_INTF_REG));
1129         SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1130                           "sli_intf", CTLFLAG_RD,
1131                           ocs->sli_intf,
1132                           0, "SLI Interface");
1133
1134         SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "fw_upgrade",
1135             CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT, (void *)ocs, 0,
1136             ocs_sys_fwupgrade, "A", "Firmware grp file");
1137
1138         SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1139             "wwnn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
1140             ocs, 0, ocs_sysctl_wwnn, "A",
1141             "World Wide Node Name, wwnn should be in the format 0x<XXXXXXXXXXXXXXXX>");
1142
1143         SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1144             "wwpn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
1145             ocs, 0, ocs_sysctl_wwpn, "A",
1146             "World Wide Port Name, wwpn should be in the format 0x<XXXXXXXXXXXXXXXX>");
1147
1148         SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1149             "current_topology", CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_NEEDGIANT,
1150             ocs, 0, ocs_sysctl_current_topology, "IU",
1151             "Current Topology, 1-NPort; 2-Loop; 3-None");
1152
1153         SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1154             "current_speed", CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_NEEDGIANT,
1155             ocs, 0, ocs_sysctl_current_speed, "IU",
1156             "Current Speed");
1157
1158         SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1159             "configured_topology", CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
1160             ocs, 0, ocs_sysctl_config_topology, "IU",
1161             "Configured Topology, 0-Auto; 1-NPort; 2-Loop");
1162
1163         SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1164             "configured_speed", CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
1165             ocs, 0, ocs_sysctl_config_speed, "IU",
1166             "Configured Speed, 0-Auto, 2000, 4000, 8000, 16000, 32000");
1167
1168         SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1169                         "businfo", CTLFLAG_RD,
1170                         ocs->businfo,
1171                         0, "Bus Info");
1172
1173         SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1174             "fcid", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT,
1175             ocs, 0, ocs_sysctl_fcid, "A", "Port FC ID");
1176
1177         SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
1178             "port_state", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
1179             ocs, 0, ocs_sysctl_port_state, "A", "configured port state");
1180
1181         for (i  = 0; i < ocs->num_vports; i++) {
1182                 fcp = FCPORT(ocs, i+1);
1183
1184                 memset(name, 0, sizeof(name));
1185                 snprintf(name, sizeof(name), "vport%d", i);
1186                 vtree = SYSCTL_ADD_NODE(ctx, SYSCTL_CHILDREN(tree),
1187                     OID_AUTO, name, CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
1188                     "Virtual port");
1189
1190                 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(vtree), OID_AUTO,
1191                     "wwnn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
1192                     fcp, 0, ocs_sysctl_vport_wwnn, "A",
1193                     "World Wide Node Name");
1194
1195                 SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(vtree), OID_AUTO,
1196                     "wwpn", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
1197                     fcp, 0, ocs_sysctl_vport_wwpn, "A", "World Wide Port Name");
1198
1199         }
1200
1201 }
1202
1203 /**
1204  * @brief Initialize the debug module
1205  *
1206  * Parse device hints (similar to Linux module parameters) here. To use,
1207  * run the command
1208  *    kenv hint.ocs.U.P=V
1209  * from the command line replacing U with the unit # (0,1,...),
1210  * P with the parameter name (debug_mask), and V with the value
1211  */
1212 void
1213 ocs_debug_attach(void *os)
1214 {
1215         struct ocs_softc *ocs = os;
1216         int error = 0;
1217         char *resname = NULL;
1218         int32_t unit = INT32_MAX;
1219         uint32_t ocs_debug_mask = 0;
1220
1221         resname = "debug_mask";
1222         if (0 == (error = resource_int_value(device_get_name(ocs->dev), device_get_unit(ocs->dev),
1223                                 resname, &ocs_debug_mask))) {
1224                 device_printf(ocs->dev, "setting %s to %010x\n", resname, ocs_debug_mask);
1225                 ocs_debug_enable(ocs_debug_mask);
1226         }
1227
1228         unit = device_get_unit(ocs->dev);
1229         ocs->cdev = make_dev(&ocs_cdevsw, unit, UID_ROOT, GID_OPERATOR, 0640,
1230                         "ocs%d", unit);
1231         if (ocs->cdev) {
1232                 ocs->cdev->si_drv1 = ocs;
1233         }
1234
1235         /* initialize sysctl interface */
1236         ocs_sysctl_init(ocs);
1237         mtx_init(&ocs->dbg_lock, "ocs_dbg_lock", NULL, MTX_DEF);
1238 }
1239
1240 /**
1241  * @brief Free the debug module
1242  */
1243 void
1244 ocs_debug_detach(void *os)
1245 {
1246         struct ocs_softc *ocs = os;
1247
1248         mtx_destroy(&ocs->dbg_lock);
1249
1250         if (ocs->cdev) {
1251                 ocs->cdev->si_drv1 = NULL;
1252                 destroy_dev(ocs->cdev);
1253         }
1254 }
1255