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          --- old/usr/src/cmd/devfsadm/misc_link.c
          +++ new/usr/src/cmd/devfsadm/misc_link.c
   1    1  /*
   2    2   * CDDL HEADER START
   3    3   *
   4    4   * The contents of this file are subject to the terms of the
   5    5   * Common Development and Distribution License (the "License").
   6    6   * You may not use this file except in compliance with the License.
   7    7   *
   8    8   * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9    9   * or http://www.opensolaris.org/os/licensing.
  10   10   * See the License for the specific language governing permissions
  11   11   * and limitations under the License.
  12   12   *
  13   13   * When distributing Covered Code, include this CDDL HEADER in each
  14   14   * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15   15   * If applicable, add the following below this CDDL HEADER, with the
  16   16   * fields enclosed by brackets "[]" replaced with your own identifying
  17   17   * information: Portions Copyright [yyyy] [name of copyright owner]
  18   18   *
  19   19   * CDDL HEADER END
  20   20   */
  21   21  /*
  22   22   * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
  23   23   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24   24   * Copyright (c) 2015, Joyent, Inc. All rights reserved.
  25   25   */
  26   26  
  27   27  #include <regex.h>
  28   28  #include <devfsadm.h>
  29   29  #include <stdio.h>
  30   30  #include <strings.h>
  31   31  #include <stdlib.h>
  32   32  #include <limits.h>
  33   33  #include <sys/zone.h>
  34   34  #include <sys/zcons.h>
  35   35  #include <sys/zfd.h>
  36   36  #include <sys/cpuid_drv.h>
  37   37  
  38   38  static int display(di_minor_t minor, di_node_t node);
  39   39  static int parallel(di_minor_t minor, di_node_t node);
  40   40  static int node_slash_minor(di_minor_t minor, di_node_t node);
  41   41  static int driver_minor(di_minor_t minor, di_node_t node);
  42   42  static int node_name(di_minor_t minor, di_node_t node);
  43   43  static int minor_name(di_minor_t minor, di_node_t node);
  44   44  static int wifi_minor_name(di_minor_t minor, di_node_t node);
  45   45  static int conskbd(di_minor_t minor, di_node_t node);
  46   46  static int consms(di_minor_t minor, di_node_t node);
  47   47  static int power_button(di_minor_t minor, di_node_t node);
  48   48  static int fc_port(di_minor_t minor, di_node_t node);
  49   49  static int printer_create(di_minor_t minor, di_node_t node);
  50   50  static int se_hdlc_create(di_minor_t minor, di_node_t node);
  51   51  static int ppm(di_minor_t minor, di_node_t node);
  52   52  static int gpio(di_minor_t minor, di_node_t node);
  53   53  static int av_create(di_minor_t minor, di_node_t node);
  54   54  static int tsalarm_create(di_minor_t minor, di_node_t node);
  55   55  static int ntwdt_create(di_minor_t minor, di_node_t node);
  56   56  static int zcons_create(di_minor_t minor, di_node_t node);
  57   57  static int zfd_create(di_minor_t minor, di_node_t node);
  58   58  static int cpuid(di_minor_t minor, di_node_t node);
  59   59  static int glvc(di_minor_t minor, di_node_t node);
  60   60  static int ses_callback(di_minor_t minor, di_node_t node);
  61   61  static int kmdrv_create(di_minor_t minor, di_node_t node);
  62   62  
  63   63  static devfsadm_create_t misc_cbt[] = {
  64   64          { "pseudo", "ddi_pseudo", "(^sad$)",
  65   65              TYPE_EXACT | DRV_RE, ILEVEL_0, node_slash_minor
  66   66          },
  67   67          { "pseudo", "ddi_pseudo", "zsh",
  68   68              TYPE_EXACT | DRV_EXACT, ILEVEL_0, driver_minor
  69   69          },
  70   70          { "network", "ddi_network", NULL,
  71   71              TYPE_EXACT, ILEVEL_0, minor_name
  72   72          },
  73   73          { "wifi", "ddi_network:wifi", NULL,
  74   74              TYPE_EXACT, ILEVEL_0, wifi_minor_name
  75   75          },
  76   76          { "display", "ddi_display", NULL,
  77   77              TYPE_EXACT, ILEVEL_0, display
  78   78          },
  79   79          { "parallel", "ddi_parallel", NULL,
  80   80              TYPE_EXACT, ILEVEL_0, parallel
  81   81          },
  82   82          { "enclosure", DDI_NT_SCSI_ENCLOSURE, NULL,
  83   83              TYPE_EXACT, ILEVEL_0, ses_callback
  84   84          },
  85   85          { "pseudo", "ddi_pseudo", "(^winlock$)|(^pm$)",
  86   86              TYPE_EXACT | DRV_RE, ILEVEL_0, node_name
  87   87          },
  88   88          { "pseudo", "ddi_pseudo", "conskbd",
  89   89              TYPE_EXACT | DRV_EXACT, ILEVEL_0, conskbd
  90   90          },
  91   91          { "pseudo", "ddi_pseudo", "consms",
  92   92              TYPE_EXACT | DRV_EXACT, ILEVEL_0, consms
  93   93          },
  94   94          { "pseudo", "ddi_pseudo", "eventfd",
  95   95              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
  96   96          },
  97   97          { "pseudo", "ddi_pseudo", "signalfd",
  98   98              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
  99   99          },
 100  100          { "pseudo", "ddi_pseudo", "rsm",
 101  101              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
 102  102          },
 103  103          { "pseudo", "ddi_pseudo",
 104  104              "(^lockstat$)|(^SUNW,rtvc$)|(^vol$)|(^log$)|(^sy$)|"
 105  105              "(^ksyms$)|(^clone$)|(^tl$)|(^tnf$)|(^kstat$)|(^mdesc$)|(^eeprom$)|"
 106  106              "(^ptsl$)|(^mm$)|(^wc$)|(^dump$)|(^cn$)|(^svvslo$)|(^ptm$)|"
 107  107              "(^ptc$)|(^openeepr$)|(^poll$)|(^sysmsg$)|(^random$)|(^trapstat$)|"
 108  108              "(^cryptoadm$)|(^crypto$)|(^pool$)|(^poolctl$)|(^bl$)|(^kmdb$)|"
 109  109              "(^sysevent$)|(^kssl$)|(^physmem$)",
 110  110              TYPE_EXACT | DRV_RE, ILEVEL_1, minor_name
 111  111          },
 112  112          { "pseudo", "ddi_pseudo",
 113  113              "(^ip$)|(^tcp$)|(^udp$)|(^icmp$)|"
 114  114              "(^ip6$)|(^tcp6$)|(^udp6$)|(^icmp6$)|"
 115  115              "(^rts$)|(^arp$)|(^ipsecah$)|(^ipsecesp$)|(^keysock$)|(^spdsock$)|"
 116  116              "(^nca$)|(^rds$)|(^sdp$)|(^ipnet$)|(^dlpistub$)|(^bpf$)",
 117  117              TYPE_EXACT | DRV_RE, ILEVEL_1, minor_name
 118  118          },
 119  119          { "pseudo", "ddi_pseudo", "inotify",
 120  120              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
 121  121          },
 122  122          { "pseudo", "ddi_pseudo", "ipd",
 123  123              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
 124  124          },
 125  125          { "pseudo", "ddi_pseudo",
 126  126              "(^ipf$)|(^ipnat$)|(^ipstate$)|(^ipauth$)|"
 127  127              "(^ipsync$)|(^ipscan$)|(^iplookup$)",
 128  128              TYPE_EXACT | DRV_RE, ILEVEL_0, minor_name,
 129  129          },
 130  130          { "pseudo", "ddi_pseudo", "dld",
 131  131              TYPE_EXACT | DRV_EXACT, ILEVEL_0, node_name
 132  132          },
 133  133          { "pseudo", "ddi_pseudo",
 134  134              "(^kdmouse$)|(^rootprop$)",
 135  135              TYPE_EXACT | DRV_RE, ILEVEL_0, node_name
 136  136          },
 137  137          { "pseudo", "ddi_pseudo", "timerfd",
 138  138              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
 139  139          },
 140  140          { "pseudo", "ddi_pseudo", "tod",
 141  141              TYPE_EXACT | DRV_EXACT, ILEVEL_0, node_name
 142  142          },
 143  143          { "pseudo", "ddi_pseudo", "envctrl(two)?",
 144  144              TYPE_EXACT | DRV_RE, ILEVEL_1, minor_name,
 145  145          },
 146  146          { "pseudo", "ddi_pseudo", "fcode",
 147  147              TYPE_EXACT | DRV_RE, ILEVEL_0, minor_name,
 148  148          },
 149  149          { "power_button", "ddi_power_button", NULL,
 150  150              TYPE_EXACT, ILEVEL_0, power_button,
 151  151          },
 152  152          { "FC port", "ddi_ctl:devctl", "fp",
 153  153              TYPE_EXACT | DRV_EXACT, ILEVEL_0, fc_port
 154  154          },
 155  155          { "printer", "ddi_printer", NULL,
 156  156              TYPE_EXACT, ILEVEL_0, printer_create
 157  157          },
 158  158          { "pseudo", "ddi_pseudo", "se",
 159  159              TYPE_EXACT | DRV_EXACT, ILEVEL_0, se_hdlc_create
 160  160          },
 161  161          { "ppm",  "ddi_ppm", NULL,
 162  162              TYPE_EXACT, ILEVEL_0, ppm
 163  163          },
 164  164          { "pseudo", "ddi_pseudo", "gpio_87317",
 165  165              TYPE_EXACT | DRV_EXACT, ILEVEL_0, gpio
 166  166          },
 167  167          { "pseudo", "ddi_pseudo", "sckmdrv",
 168  168              TYPE_EXACT | DRV_RE, ILEVEL_0, kmdrv_create,
 169  169          },
 170  170          { "pseudo", "ddi_pseudo", "oplkmdrv",
 171  171              TYPE_EXACT | DRV_RE, ILEVEL_0, kmdrv_create,
 172  172          },
 173  173          { "av", "^ddi_av:(isoch|async)$", NULL,
 174  174              TYPE_RE, ILEVEL_0, av_create,
 175  175          },
 176  176          { "pseudo", "ddi_pseudo", "tsalarm",
 177  177              TYPE_EXACT | DRV_RE, ILEVEL_0, tsalarm_create,
 178  178          },
 179  179          { "pseudo", "ddi_pseudo", "ntwdt",
 180  180              TYPE_EXACT | DRV_RE, ILEVEL_0, ntwdt_create,
 181  181          },
 182  182          { "pseudo", "ddi_pseudo", "daplt",
 183  183              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
 184  184          },
 185  185          { "pseudo", "ddi_pseudo", "zcons",
 186  186              TYPE_EXACT | DRV_EXACT, ILEVEL_0, zcons_create,
 187  187          },
 188  188          { "pseudo", "ddi_pseudo", "zfd",
 189  189              TYPE_EXACT | DRV_EXACT, ILEVEL_0, zfd_create,
 190  190          },
 191  191          { "pseudo", "ddi_pseudo", CPUID_DRIVER_NAME,
 192  192              TYPE_EXACT | DRV_EXACT, ILEVEL_0, cpuid,
 193  193          },
 194  194          { "pseudo", "ddi_pseudo", "glvc",
 195  195              TYPE_EXACT | DRV_EXACT, ILEVEL_0, glvc,
 196  196          },
 197  197          { "pseudo", "ddi_pseudo", "dm2s",
 198  198              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name,
 199  199          },
 200  200          { "pseudo", "ddi_pseudo", "nsmb",
 201  201              TYPE_EXACT | DRV_EXACT, ILEVEL_1, minor_name,
 202  202          },
 203  203          { "pseudo", "ddi_pseudo", "mem_cache",
 204  204              TYPE_EXACT | DRV_RE, ILEVEL_1, minor_name,
  
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 205  205          },
 206  206          { "pseudo", "ddi_pseudo", "fm",
 207  207              TYPE_EXACT | DRV_RE, ILEVEL_1, minor_name,
 208  208          },
 209  209          { "pseudo", "ddi_pseudo", "smbsrv",
 210  210              TYPE_EXACT | DRV_EXACT, ILEVEL_1, minor_name,
 211  211          },
 212  212          { "pseudo", "ddi_pseudo", "tpm",
 213  213              TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
 214  214          },
 215      -        { "pseudo", "ddi_pseudo", "overlay",
 216      -            TYPE_EXACT | DRV_EXACT, ILEVEL_0, minor_name
 217      -        }
 218  215  };
 219  216  
 220  217  DEVFSADM_CREATE_INIT_V0(misc_cbt);
 221  218  
 222  219  static devfsadm_remove_t misc_remove_cbt[] = {
 223  220          { "pseudo", "^profile$",
 224  221              RM_PRE | RM_ALWAYS, ILEVEL_0, devfsadm_rm_all
 225  222          },
 226  223          { "pseudo", "^rsm$",
 227  224              RM_PRE | RM_ALWAYS, ILEVEL_0, devfsadm_rm_all
 228  225          },
 229  226          { "printer", "^printers/[0-9]+$",
 230  227              RM_PRE | RM_HOT | RM_ALWAYS, ILEVEL_0, devfsadm_rm_all
 231  228          },
 232  229          { "av", "^av/[0-9]+/(async|isoch)$",
 233  230              RM_PRE | RM_HOT | RM_ALWAYS, ILEVEL_0, devfsadm_rm_all
 234  231          },
 235  232          { "pseudo", "^daplt$",
 236  233              RM_PRE | RM_ALWAYS, ILEVEL_0, devfsadm_rm_all
 237  234          },
 238  235          { "pseudo", "^zcons/" ZONENAME_REGEXP "/(" ZCONS_MASTER_NAME "|"
 239  236                  ZCONS_SLAVE_NAME ")$",
 240  237              RM_PRE | RM_HOT | RM_ALWAYS, ILEVEL_0, devfsadm_rm_all
 241  238          },
 242  239          { "pseudo", "^zfd/" ZONENAME_REGEXP "/(master|slave)/[0-9]+$",
 243  240              RM_PRE | RM_HOT | RM_ALWAYS, ILEVEL_0, devfsadm_rm_all
 244  241          },
 245  242          { "pseudo", "^" CPUID_SELF_NAME "$", RM_ALWAYS | RM_PRE | RM_HOT,
 246  243              ILEVEL_0, devfsadm_rm_all
 247  244          },
 248  245          { "enclosure", "^es/ses[0-9]+$", RM_POST,
 249  246                  ILEVEL_0, devfsadm_rm_all
 250  247          },
 251  248          { "pseudo", "^pfil$",
 252  249              RM_PRE | RM_ALWAYS, ILEVEL_0, devfsadm_rm_all
 253  250          },
 254  251          { "pseudo", "^tpm$",
 255  252              RM_PRE | RM_ALWAYS, ILEVEL_0, devfsadm_rm_all
 256  253          },
 257  254          { "pseudo", "^sctp|sctp6$",
 258  255              RM_PRE | RM_ALWAYS, ILEVEL_0, devfsadm_rm_link
 259  256          }
 260  257  };
 261  258  
 262  259  /* Rules for gpio devices */
 263  260  static devfsadm_enumerate_t gpio_rules[1] =
 264  261          {"^gpio([0-9]+)$", 1, MATCH_ALL};
 265  262  
 266  263  DEVFSADM_REMOVE_INIT_V0(misc_remove_cbt);
 267  264  
 268  265  /*
 269  266   * Handles minor node type "ddi_display".
 270  267   *
 271  268   * type=ddi_display fbs/\M0 fb\N0
 272  269   */
 273  270  static int
 274  271  display(di_minor_t minor, di_node_t node)
 275  272  {
 276  273          char l_path[PATH_MAX + 1], contents[PATH_MAX + 1], *buf;
 277  274          devfsadm_enumerate_t rules[1] = {"^fb([0-9]+)$", 1, MATCH_ALL};
 278  275          char *mn = di_minor_name(minor);
 279  276  
 280  277          /* create fbs/\M0 primary link */
 281  278          (void) strcpy(l_path, "fbs/");
 282  279          (void) strcat(l_path, mn);
 283  280          (void) devfsadm_mklink(l_path, node, minor, 0);
 284  281  
 285  282          /* create fb\N0 which links to fbs/\M0 */
 286  283          if (devfsadm_enumerate_int(l_path, 0, &buf, rules, 1)) {
 287  284                  return (DEVFSADM_CONTINUE);
 288  285          }
 289  286          (void) strcpy(contents, l_path);
 290  287          (void) strcpy(l_path, "fb");
 291  288          (void) strcat(l_path, buf);
 292  289          free(buf);
 293  290          (void) devfsadm_secondary_link(l_path, contents, 0);
 294  291          return (DEVFSADM_CONTINUE);
 295  292  }
 296  293  
 297  294  /*
 298  295   * Handles minor node type "ddi_parallel".
 299  296   * type=ddi_parallel;name=mcpp     mcpp\N0
 300  297   */
 301  298  static int
 302  299  parallel(di_minor_t minor, di_node_t node)
 303  300  {
 304  301          char path[PATH_MAX + 1], *buf;
 305  302          devfsadm_enumerate_t rules[1] = {"mcpp([0-9]+)$", 1, MATCH_ALL};
 306  303  
 307  304  
 308  305          if (strcmp(di_node_name(node), "mcpp") != 0) {
 309  306                  return (DEVFSADM_CONTINUE);
 310  307          }
 311  308  
 312  309          if (NULL == (buf = di_devfs_path(node))) {
 313  310                  return (DEVFSADM_CONTINUE);
 314  311          }
 315  312  
 316  313          (void) snprintf(path, sizeof (path), "%s:%s",
 317  314              buf, di_minor_name(minor));
 318  315  
 319  316          di_devfs_path_free(buf);
 320  317  
 321  318          if (devfsadm_enumerate_int(path, 0, &buf, rules, 1)) {
 322  319                  return (DEVFSADM_CONTINUE);
 323  320          }
 324  321          (void) snprintf(path, sizeof (path), "mcpp%s", buf);
 325  322          free(buf);
 326  323  
 327  324          (void) devfsadm_mklink(path, node, minor, 0);
 328  325          return (DEVFSADM_CONTINUE);
 329  326  }
 330  327  
 331  328  static int
 332  329  ses_callback(di_minor_t minor, di_node_t node)
 333  330  {
 334  331          char l_path[PATH_MAX];
 335  332          char *buf;
 336  333          char *devfspath;
 337  334          char p_path[PATH_MAX];
 338  335          devfsadm_enumerate_t re[] = {"^es$/^ses([0-9]+)$", 1, MATCH_ALL};
 339  336  
 340  337          /* find devices path -- need to free mem */
 341  338          if (NULL == (devfspath = di_devfs_path(node))) {
 342  339                  return (DEVFSADM_CONTINUE);
 343  340          }
 344  341  
 345  342          (void) snprintf(p_path, sizeof (p_path), "%s:%s", devfspath,
 346  343              di_minor_name(minor));
 347  344  
 348  345  
 349  346          /* find next number to use; buf is an ascii number */
 350  347          if (devfsadm_enumerate_int(p_path, 0, &buf, re, 1)) {
 351  348                  /* free memory */
 352  349                  di_devfs_path_free(devfspath);
 353  350                  return (DEVFSADM_CONTINUE);
 354  351          }
 355  352  
 356  353          (void) snprintf(l_path, sizeof (l_path), "es/ses%s", buf);
 357  354  
 358  355          (void) devfsadm_mklink(l_path, node, minor, 0);
 359  356          /* free memory */
 360  357          free(buf);
 361  358          di_devfs_path_free(devfspath);
 362  359          return (DEVFSADM_CONTINUE);
 363  360  
 364  361  }
 365  362  
 366  363  static int
 367  364  node_slash_minor(di_minor_t minor, di_node_t node)
 368  365  {
 369  366  
 370  367          char path[PATH_MAX + 1];
 371  368  
 372  369          (void) strcpy(path, di_node_name(node));
 373  370          (void) strcat(path, "/");
 374  371          (void) strcat(path, di_minor_name(minor));
 375  372          (void) devfsadm_mklink(path, node, minor, 0);
 376  373          return (DEVFSADM_CONTINUE);
 377  374  }
 378  375  
 379  376  static int
 380  377  driver_minor(di_minor_t minor, di_node_t node)
 381  378  {
 382  379          char path[PATH_MAX + 1];
 383  380  
 384  381          (void) strcpy(path, di_driver_name(node));
 385  382          (void) strcat(path, di_minor_name(minor));
 386  383          (void) devfsadm_mklink(path, node, minor, 0);
 387  384          return (DEVFSADM_CONTINUE);
 388  385  }
 389  386  
 390  387  /*
 391  388   * Handles links of the form:
 392  389   * type=ddi_pseudo;name=xyz  \D
 393  390   */
 394  391  static int
 395  392  node_name(di_minor_t minor, di_node_t node)
 396  393  {
 397  394          (void) devfsadm_mklink(di_node_name(node), node, minor, 0);
 398  395          return (DEVFSADM_CONTINUE);
 399  396  }
 400  397  
 401  398  /*
 402  399   * Handles links of the form:
 403  400   * type=ddi_pseudo;name=xyz  \M0
 404  401   */
 405  402  static int
 406  403  minor_name(di_minor_t minor, di_node_t node)
 407  404  {
 408  405          char *mn = di_minor_name(minor);
 409  406  
 410  407          (void) devfsadm_mklink(mn, node, minor, 0);
 411  408          if (strcmp(mn, "icmp") == 0) {
 412  409                  (void) devfsadm_mklink("rawip", node, minor, 0);
 413  410          }
 414  411          if (strcmp(mn, "icmp6") == 0) {
 415  412                  (void) devfsadm_mklink("rawip6", node, minor, 0);
 416  413          }
 417  414          if (strcmp(mn, "ipf") == 0) {
 418  415                  (void) devfsadm_mklink("ipl", node, minor, 0);
 419  416          }
 420  417          return (DEVFSADM_CONTINUE);
 421  418  }
 422  419  
 423  420  /*
 424  421   * create links at /dev/wifi for wifi minor node
 425  422   */
 426  423  static int
 427  424  wifi_minor_name(di_minor_t minor, di_node_t node)
 428  425  {
 429  426          char buf[256];
 430  427          char *mn = di_minor_name(minor);
 431  428  
 432  429          (void) snprintf(buf, sizeof (buf), "%s%s", "wifi/", mn);
 433  430          (void) devfsadm_mklink(buf, node, minor, 0);
 434  431  
 435  432          return (DEVFSADM_CONTINUE);
 436  433  }
 437  434  
 438  435  static int
 439  436  conskbd(di_minor_t minor, di_node_t node)
 440  437  {
 441  438          (void) devfsadm_mklink("kbd", node, minor, 0);
 442  439          return (DEVFSADM_CONTINUE);
 443  440  }
 444  441  
 445  442  static int
 446  443  consms(di_minor_t minor, di_node_t node)
 447  444  {
 448  445          (void) devfsadm_mklink("mouse", node, minor, 0);
 449  446          return (DEVFSADM_CONTINUE);
 450  447  }
 451  448  
 452  449  static int
 453  450  power_button(di_minor_t minor, di_node_t node)
 454  451  {
 455  452          (void) devfsadm_mklink("power_button", node, minor, 0);
 456  453          return (DEVFSADM_CONTINUE);
 457  454  }
 458  455  
 459  456  static int
 460  457  fc_port(di_minor_t minor, di_node_t node)
 461  458  {
 462  459          devfsadm_enumerate_t rules[1] = {"fc/fp([0-9]+)$", 1, MATCH_ALL};
 463  460          char *buf, path[PATH_MAX + 1];
 464  461          char *ptr;
 465  462  
 466  463          if (NULL == (ptr = di_devfs_path(node))) {
 467  464                  return (DEVFSADM_CONTINUE);
 468  465          }
 469  466  
 470  467          (void) strcpy(path, ptr);
 471  468          (void) strcat(path, ":");
 472  469          (void) strcat(path, di_minor_name(minor));
 473  470  
 474  471          di_devfs_path_free(ptr);
 475  472  
 476  473          if (devfsadm_enumerate_int(path, 0, &buf, rules, 1) != 0) {
 477  474                  return (DEVFSADM_CONTINUE);
 478  475          }
 479  476  
 480  477          (void) strcpy(path, "fc/fp");
 481  478          (void) strcat(path, buf);
 482  479          free(buf);
 483  480  
 484  481          (void) devfsadm_mklink(path, node, minor, 0);
 485  482          return (DEVFSADM_CONTINUE);
 486  483  }
 487  484  
 488  485  /*
 489  486   * Handles:
 490  487   *      minor node type "ddi_printer".
 491  488   *      rules of the form: type=ddi_printer;name=bpp  \M0
 492  489   */
 493  490  static int
 494  491  printer_create(di_minor_t minor, di_node_t node)
 495  492  {
 496  493          char *mn;
 497  494          char path[PATH_MAX + 1], *buf;
 498  495          devfsadm_enumerate_t rules[1] = {"^printers$/^([0-9]+)$", 1, MATCH_ALL};
 499  496  
 500  497          mn = di_minor_name(minor);
 501  498  
 502  499          if (strcmp(di_driver_name(node), "bpp") == 0) {
 503  500                  (void) devfsadm_mklink(mn, node, minor, 0);
 504  501          }
 505  502  
 506  503          if (NULL == (buf = di_devfs_path(node))) {
 507  504                  return (DEVFSADM_CONTINUE);
 508  505          }
 509  506  
 510  507          (void) snprintf(path, sizeof (path), "%s:%s", buf, mn);
 511  508          di_devfs_path_free(buf);
 512  509  
 513  510          if (devfsadm_enumerate_int(path, 0, &buf, rules, 1)) {
 514  511                  return (DEVFSADM_CONTINUE);
 515  512          }
 516  513  
 517  514          (void) snprintf(path, sizeof (path), "printers/%s", buf);
 518  515          free(buf);
 519  516  
 520  517          (void) devfsadm_mklink(path, node, minor, 0);
 521  518  
 522  519          return (DEVFSADM_CONTINUE);
 523  520  }
 524  521  
 525  522  /*
 526  523   * Handles links of the form:
 527  524   * type=ddi_pseudo;name=se;minor2=hdlc  se_hdlc\N0
 528  525   * type=ddi_pseudo;name=serial;minor2=hdlc      se_hdlc\N0
 529  526   */
 530  527  static int
 531  528  se_hdlc_create(di_minor_t minor, di_node_t node)
 532  529  {
 533  530          devfsadm_enumerate_t rules[1] = {"^se_hdlc([0-9]+)$", 1, MATCH_ALL};
 534  531          char *buf, path[PATH_MAX + 1];
 535  532          char *ptr;
 536  533          char *mn;
 537  534  
 538  535          mn = di_minor_name(minor);
 539  536  
 540  537          /* minor node should be of the form: "?,hdlc" */
 541  538          if (strcmp(mn + 1, ",hdlc") != 0) {
 542  539                  return (DEVFSADM_CONTINUE);
 543  540          }
 544  541  
 545  542          if (NULL == (ptr = di_devfs_path(node))) {
 546  543                  return (DEVFSADM_CONTINUE);
 547  544          }
 548  545  
 549  546          (void) strcpy(path, ptr);
 550  547          (void) strcat(path, ":");
 551  548          (void) strcat(path, mn);
 552  549  
 553  550          di_devfs_path_free(ptr);
 554  551  
 555  552          if (devfsadm_enumerate_int(path, 0, &buf, rules, 1) != 0) {
 556  553                  return (DEVFSADM_CONTINUE);
 557  554          }
 558  555  
 559  556          (void) strcpy(path, "se_hdlc");
 560  557          (void) strcat(path, buf);
 561  558          free(buf);
 562  559  
 563  560          (void) devfsadm_mklink(path, node, minor, 0);
 564  561  
 565  562          return (DEVFSADM_CONTINUE);
 566  563  }
 567  564  
 568  565  static int
 569  566  gpio(di_minor_t minor, di_node_t node)
 570  567  {
 571  568          char l_path[PATH_MAX], p_path[PATH_MAX], *buf, *devfspath;
 572  569          char *minor_nm, *drvr_nm;
 573  570  
 574  571  
 575  572          minor_nm = di_minor_name(minor);
 576  573          drvr_nm = di_driver_name(node);
 577  574          if ((minor_nm == NULL) || (drvr_nm == NULL)) {
 578  575                  return (DEVFSADM_CONTINUE);
 579  576          }
 580  577  
 581  578          devfspath = di_devfs_path(node);
 582  579  
 583  580          (void) strcpy(p_path, devfspath);
 584  581          (void) strcat(p_path, ":");
 585  582          (void) strcat(p_path, minor_nm);
 586  583          di_devfs_path_free(devfspath);
 587  584  
 588  585          /* build the physical path from the components */
 589  586          if (devfsadm_enumerate_int(p_path, 0, &buf, gpio_rules, 1)) {
 590  587                  return (DEVFSADM_CONTINUE);
 591  588          }
 592  589  
 593  590          (void) snprintf(l_path, sizeof (l_path), "%s%s", "gpio", buf);
 594  591  
 595  592          free(buf);
 596  593  
 597  594          (void) devfsadm_mklink(l_path, node, minor, 0);
 598  595  
 599  596          return (DEVFSADM_CONTINUE);
 600  597  }
 601  598  
 602  599  /*
 603  600   * Creates /dev/ppm nodes for Platform Specific PM module
 604  601   */
 605  602  static int
 606  603  ppm(di_minor_t minor, di_node_t node)
 607  604  {
 608  605          (void) devfsadm_mklink("ppm", node, minor, 0);
 609  606          return (DEVFSADM_CONTINUE);
 610  607  }
 611  608  
 612  609  /*
 613  610   * Handles:
 614  611   *      /dev/av/[0-9]+/(async|isoch)
 615  612   */
 616  613  static int
 617  614  av_create(di_minor_t minor, di_node_t node)
 618  615  {
 619  616          devfsadm_enumerate_t rules[1] = {"^av$/^([0-9]+)$", 1, MATCH_ADDR};
 620  617          char    *minor_str;
 621  618          char    path[PATH_MAX + 1];
 622  619          char    *buf;
 623  620  
 624  621          if ((buf = di_devfs_path(node)) == NULL) {
 625  622                  return (DEVFSADM_CONTINUE);
 626  623          }
 627  624  
 628  625          minor_str = di_minor_name(minor);
 629  626          (void) snprintf(path, sizeof (path), "%s:%s", buf, minor_str);
 630  627          di_devfs_path_free(buf);
 631  628  
 632  629          if (devfsadm_enumerate_int(path, 0, &buf, rules, 1)) {
 633  630                  return (DEVFSADM_CONTINUE);
 634  631          }
 635  632  
 636  633          (void) snprintf(path, sizeof (path), "av/%s/%s", buf, minor_str);
 637  634          free(buf);
 638  635  
 639  636          (void) devfsadm_mklink(path, node, minor, 0);
 640  637  
 641  638          return (DEVFSADM_CONTINUE);
 642  639  }
 643  640  
 644  641  /*
 645  642   * Creates /dev/lom and /dev/tsalarm:ctl for tsalarm node
 646  643   */
 647  644  static int
 648  645  tsalarm_create(di_minor_t minor, di_node_t node)
 649  646  {
 650  647          char buf[PATH_MAX + 1];
 651  648          char *mn = di_minor_name(minor);
 652  649  
 653  650          (void) snprintf(buf, sizeof (buf), "%s%s", di_node_name(node), ":ctl");
 654  651  
 655  652          (void) devfsadm_mklink(mn, node, minor, 0);
 656  653          (void) devfsadm_mklink(buf, node, minor, 0);
 657  654  
 658  655          return (DEVFSADM_CONTINUE);
 659  656  }
 660  657  
 661  658  /*
 662  659   * Creates /dev/ntwdt for ntwdt node
 663  660   */
 664  661  static int
 665  662  ntwdt_create(di_minor_t minor, di_node_t node)
 666  663  {
 667  664          (void) devfsadm_mklink("ntwdt", node, minor, 0);
 668  665          return (DEVFSADM_CONTINUE);
 669  666  }
 670  667  
 671  668  static int
 672  669  zcons_create(di_minor_t minor, di_node_t node)
 673  670  {
 674  671          char    *minor_str;
 675  672          char    *zonename;
 676  673          char    path[MAXPATHLEN];
 677  674  
 678  675          minor_str = di_minor_name(minor);
 679  676  
 680  677          if (di_prop_lookup_strings(DDI_DEV_T_ANY, node, "zonename",
 681  678              &zonename) == -1) {
 682  679                  return (DEVFSADM_CONTINUE);
 683  680          }
 684  681  
 685  682          (void) snprintf(path, sizeof (path), "zcons/%s/%s", zonename,
 686  683              minor_str);
 687  684          (void) devfsadm_mklink(path, node, minor, 0);
 688  685  
 689  686          return (DEVFSADM_CONTINUE);
 690  687  }
 691  688  
 692  689  static int
 693  690  zfd_create(di_minor_t minor, di_node_t node)
 694  691  {
 695  692          char    *minor_str;
 696  693          char    *zonename;
 697  694          int     *id;
 698  695          char    path[MAXPATHLEN];
 699  696  
 700  697          minor_str = di_minor_name(minor);
 701  698  
 702  699          if (di_prop_lookup_strings(DDI_DEV_T_ANY, node, "zfd_zname",
 703  700              &zonename) == -1)
 704  701                  return (DEVFSADM_CONTINUE);
 705  702  
 706  703          if (di_prop_lookup_ints(DDI_DEV_T_ANY, node, "zfd_id", &id) == -1)
 707  704                  return (DEVFSADM_CONTINUE);
 708  705  
 709  706          if (strncmp(minor_str, "slave", 5) == 0) {
 710  707                  (void) snprintf(path, sizeof (path), "zfd/%s/slave/%d",
 711  708                      zonename, id[0]);
 712  709          } else {
 713  710                  (void) snprintf(path, sizeof (path), "zfd/%s/master/%d",
 714  711                      zonename, id[0]);
 715  712          }
 716  713          (void) devfsadm_mklink(path, node, minor, 0);
 717  714  
 718  715          return (DEVFSADM_CONTINUE);
 719  716  }
 720  717  
 721  718  /*
 722  719   *      /dev/cpu/self/cpuid     ->      /devices/pseudo/cpuid@0:self
 723  720   */
 724  721  static int
 725  722  cpuid(di_minor_t minor, di_node_t node)
 726  723  {
 727  724          (void) devfsadm_mklink(CPUID_SELF_NAME, node, minor, 0);
 728  725          return (DEVFSADM_CONTINUE);
 729  726  }
 730  727  
 731  728  /*
 732  729   * For device
 733  730   *      /dev/spfma -> /devices/virtual-devices/fma@5:glvc
 734  731   */
 735  732  static int
 736  733  glvc(di_minor_t minor, di_node_t node)
 737  734  {
 738  735          char node_name[MAXNAMELEN + 1];
 739  736  
 740  737          (void) strcpy(node_name, di_node_name(node));
 741  738  
 742  739          if (strncmp(node_name, "fma", 3) == 0) {
 743  740                  /* Only one fma channel */
 744  741                  (void) devfsadm_mklink("spfma", node, minor, 0);
 745  742          }
 746  743          return (DEVFSADM_CONTINUE);
 747  744  }
 748  745  
 749  746  /*
 750  747   * Handles links of the form:
 751  748   * type=ddi_pseudo;name=sckmdrv         kmdrv\M0
 752  749   * type=ddi_pseudo;name=oplkmdrv        kmdrv\M0
 753  750   */
 754  751  static int
 755  752  kmdrv_create(di_minor_t minor, di_node_t node)
 756  753  {
 757  754  
 758  755          (void) devfsadm_mklink("kmdrv", node, minor, 0);
 759  756          return (DEVFSADM_CONTINUE);
 760  757  }
  
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