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