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 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_MODCTL_H 27 #define _SYS_MODCTL_H 28 29 /* 30 * loadable module support. 31 */ 32 33 #include <sys/types.h> 34 #include <sys/ioccom.h> 35 #include <sys/nexusdefs.h> 36 #include <sys/thread.h> 37 #include <sys/t_lock.h> 38 #include <sys/dditypes.h> 39 #include <sys/hwconf.h> 40 41 #ifdef __cplusplus 42 extern "C" { 43 #endif 44 45 /* 46 * The following structure defines the operations used by modctl 47 * to load and unload modules. Each supported loadable module type 48 * requires a set of mod_ops. 49 */ 50 struct mod_ops { 51 int (*modm_install)(); /* install module in kernel */ 52 int (*modm_remove)(); /* remove from kernel */ 53 int (*modm_info)(); /* module info */ 54 }; 55 56 #ifdef _KERNEL 57 58 /* 59 * The defined set of mod_ops structures for each loadable module type 60 * Defined in modctl.c 61 */ 62 extern struct mod_ops mod_brandops; 63 #if defined(__i386) || defined(__amd64) 64 extern struct mod_ops mod_cpuops; 65 #endif 66 extern struct mod_ops mod_cryptoops; 67 extern struct mod_ops mod_driverops; 68 extern struct mod_ops mod_execops; 69 extern struct mod_ops mod_fsops; 70 extern struct mod_ops mod_miscops; 71 extern struct mod_ops mod_schedops; 72 extern struct mod_ops mod_strmodops; 73 extern struct mod_ops mod_syscallops; 74 extern struct mod_ops mod_sockmodops; 75 #ifdef _SYSCALL32_IMPL 76 extern struct mod_ops mod_syscallops32; 77 #endif 78 extern struct mod_ops mod_dacfops; 79 extern struct mod_ops mod_ippops; 80 extern struct mod_ops mod_pcbeops; 81 extern struct mod_ops mod_kiconvops; 82 83 #endif /* _KERNEL */ 84 85 /* 86 * Definitions for the module specific linkage structures. 87 * The first two fields are the same in all of the structures. 88 * The linkinfo is for informational purposes only and is returned by 89 * modctl with the MODINFO cmd. 90 */ 91 92 /* For drivers */ 93 struct modldrv { 94 struct mod_ops *drv_modops; 95 char *drv_linkinfo; 96 struct dev_ops *drv_dev_ops; 97 }; 98 99 /* For system calls */ 100 struct modlsys { 101 struct mod_ops *sys_modops; 102 char *sys_linkinfo; 103 struct sysent *sys_sysent; 104 }; 105 106 /* For filesystems */ 107 struct modlfs { 108 struct mod_ops *fs_modops; 109 char *fs_linkinfo; 110 struct vfsdef_v5 *fs_vfsdef; /* version may actually vary */ 111 }; 112 113 #if defined(__i386) || defined(__amd64) 114 struct cmi_ops; 115 116 /* For CPU modules */ 117 struct modlcpu { 118 struct mod_ops *cpu_modops; 119 char *cpu_linkinfo; 120 struct cmi_ops *cpu_cmiops; 121 }; 122 #endif 123 124 /* For cryptographic providers */ 125 struct modlcrypto { 126 struct mod_ops *crypto_modops; 127 char *crypto_linkinfo; 128 }; 129 130 /* For misc */ 131 struct modlmisc { 132 struct mod_ops *misc_modops; 133 char *misc_linkinfo; 134 }; 135 136 /* For IP Modules */ 137 struct modlipp { 138 struct mod_ops *ipp_modops; 139 char *ipp_linkinfo; 140 struct ipp_ops *ipp_ops; 141 }; 142 143 /* For Streams Modules. */ 144 struct modlstrmod { 145 struct mod_ops *strmod_modops; 146 char *strmod_linkinfo; 147 struct fmodsw *strmod_fmodsw; 148 }; 149 150 /* For Scheduling classes */ 151 struct modlsched { 152 struct mod_ops *sched_modops; 153 char *sched_linkinfo; 154 struct sclass *sched_class; 155 }; 156 157 /* For Exec file type (like ELF, ...) */ 158 struct modlexec { 159 struct mod_ops *exec_modops; 160 char *exec_linkinfo; 161 struct execsw *exec_execsw; 162 }; 163 164 /* For dacf modules */ 165 struct modldacf { 166 struct mod_ops *dacf_modops; 167 char *dacf_linkinfo; 168 struct dacfsw *dacf_dacfsw; 169 }; 170 171 /* For PCBE modules */ 172 struct modlpcbe { 173 struct mod_ops *pcbe_modops; 174 char *pcbe_linkinfo; 175 struct __pcbe_ops *pcbe_ops; 176 }; 177 178 /* For Brand modules */ 179 struct modlbrand { 180 struct mod_ops *brand_modops; 181 char *brand_linkinfo; 182 struct brand *brand_branddef; 183 }; 184 185 /* For socket Modules. */ 186 struct modlsockmod { 187 struct mod_ops *sockmod_modops; 188 char *sockmod_linkinfo; 189 struct smod_reg_s *sockmod_reg_info; 190 }; 191 192 /* For kiconv modules */ 193 struct modlkiconv { 194 struct mod_ops *kiconv_modops; 195 char *kiconv_linkinfo; 196 struct kiconv_mod_info *kiconv_moddef; 197 }; 198 199 /* 200 * Revision number of loadable modules support. This is the value 201 * that must be used in the modlinkage structure. 202 */ 203 #define MODREV_1 1 204 205 /* 206 * The modlinkage structure is the structure that the module writer 207 * provides to the routines to install, remove, and stat a module. 208 * The ml_linkage element is an array of pointers to linkage structures. 209 * For most modules there is only one linkage structure. We allocate 210 * enough space for 3 linkage structures which happens to be the most 211 * we have in any sun supplied module. For those modules with more 212 * than 3 linkage structures (which is very unlikely), a modlinkage 213 * structure must be kmem_alloc'd in the module wrapper to be big enough 214 * for all of the linkage structures. 215 */ 216 struct modlinkage { 217 int ml_rev; /* rev of loadable modules system */ 218 #ifdef _LP64 219 void *ml_linkage[7]; /* more space in 64-bit OS */ 220 #else 221 void *ml_linkage[4]; /* NULL terminated list of */ 222 /* linkage structures */ 223 #endif 224 }; 225 226 /* 227 * commands. These are the commands supported by the modctl system call. 228 */ 229 #define MODLOAD 0 230 #define MODUNLOAD 1 231 #define MODINFO 2 232 #define MODRESERVED 3 233 #define MODSETMINIROOT 4 234 #define MODADDMAJBIND 5 235 #define MODGETPATH 6 236 #define MODREADSYSBIND 7 237 #define MODGETMAJBIND 8 238 #define MODGETNAME 9 239 #define MODSIZEOF_DEVID 10 240 #define MODGETDEVID 11 241 #define MODSIZEOF_MINORNAME 12 242 #define MODGETMINORNAME 13 243 #define MODGETPATHLEN 14 244 #define MODEVENTS 15 245 #define MODGETFBNAME 16 246 #define MODREREADDACF 17 247 #define MODLOADDRVCONF 18 248 #define MODUNLOADDRVCONF 19 249 #define MODREMMAJBIND 20 250 #define MODDEVT2INSTANCE 21 251 #define MODGETDEVFSPATH_LEN 22 252 #define MODGETDEVFSPATH 23 253 #define MODDEVID2PATHS 24 254 #define MODSETDEVPOLICY 26 255 #define MODGETDEVPOLICY 27 256 #define MODALLOCPRIV 28 257 #define MODGETDEVPOLICYBYNAME 29 258 #define MODLOADMINORPERM 31 259 #define MODADDMINORPERM 32 260 #define MODREMMINORPERM 33 261 #define MODREMDRVCLEANUP 34 262 #define MODDEVEXISTS 35 263 #define MODDEVREADDIR 36 264 #define MODDEVNAME 37 265 #define MODGETDEVFSPATH_MI_LEN 38 266 #define MODGETDEVFSPATH_MI 39 267 #define MODRETIRE 40 268 #define MODUNRETIRE 41 269 #define MODISRETIRED 42 270 #define MODDEVEMPTYDIR 43 271 #define MODREMDRVALIAS 44 272 273 /* 274 * sub cmds for MODEVENTS 275 */ 276 #define MODEVENTS_FLUSH 0 277 #define MODEVENTS_FLUSH_DUMP 1 278 #define MODEVENTS_SET_DOOR_UPCALL_FILENAME 2 279 #define MODEVENTS_GETDATA 3 280 #define MODEVENTS_FREEDATA 4 281 #define MODEVENTS_POST_EVENT 5 282 #define MODEVENTS_REGISTER_EVENT 6 283 284 /* 285 * devname subcmds for MODDEVNAME 286 */ 287 #define MODDEVNAME_LOOKUPDOOR 0 288 #define MODDEVNAME_PROFILE 3 289 #define MODDEVNAME_RECONFIG 4 290 #define MODDEVNAME_SYSAVAIL 5 291 292 293 /* 294 * Data structure passed to modconfig command in kernel to build devfs tree 295 */ 296 297 struct aliases { 298 struct aliases *a_next; 299 char *a_name; 300 int a_len; 301 }; 302 303 #define MAXMODCONFNAME 256 304 305 struct modconfig { 306 char drvname[MAXMODCONFNAME]; 307 char drvclass[MAXMODCONFNAME]; 308 int major; 309 int flags; 310 int num_aliases; 311 struct aliases *ap; 312 }; 313 314 #if defined(_SYSCALL32) 315 316 struct aliases32 { 317 caddr32_t a_next; 318 caddr32_t a_name; 319 int32_t a_len; 320 }; 321 322 struct modconfig32 { 323 char drvname[MAXMODCONFNAME]; 324 char drvclass[MAXMODCONFNAME]; 325 int32_t major; 326 int32_t flags; 327 int32_t num_aliases; 328 caddr32_t ap; 329 }; 330 331 #endif /* _SYSCALL32 */ 332 333 /* flags for modconfig */ 334 #define MOD_UNBIND_OVERRIDE 0x01 /* fail unbind if in use */ 335 336 /* 337 * Max module path length 338 */ 339 #define MOD_MAXPATH 256 340 341 /* 342 * Default search path for modules ADDITIONAL to the directory 343 * where the kernel components we booted from are. 344 * 345 * Most often, this will be "/platform/{platform}/kernel /kernel /usr/kernel", 346 * but we don't wire it down here. 347 */ 348 #define MOD_DEFPATH "/kernel /usr/kernel" 349 350 /* 351 * Default file name extension for autoloading modules. 352 */ 353 #define MOD_DEFEXT "" 354 355 /* 356 * Parameters for modinfo 357 */ 358 #define MODMAXNAMELEN 32 /* max module name length */ 359 #define MODMAXLINKINFOLEN 32 /* max link info length */ 360 361 /* 362 * Module specific information. 363 */ 364 struct modspecific_info { 365 char msi_linkinfo[MODMAXLINKINFOLEN]; /* name in linkage struct */ 366 int msi_p0; /* module specific information */ 367 }; 368 369 /* 370 * Structure returned by modctl with MODINFO command. 371 */ 372 #define MODMAXLINK 10 /* max linkages modinfo can handle */ 373 374 struct modinfo { 375 int mi_info; /* Flags for info wanted */ 376 int mi_state; /* Flags for module state */ 377 int mi_id; /* id of this loaded module */ 378 int mi_nextid; /* id of next module or -1 */ 379 caddr_t mi_base; /* virtual addr of text */ 380 size_t mi_size; /* size of module in bytes */ 381 int mi_rev; /* loadable modules rev */ 382 int mi_loadcnt; /* # of times loaded */ 383 char mi_name[MODMAXNAMELEN]; /* name of module */ 384 struct modspecific_info mi_msinfo[MODMAXLINK]; 385 /* mod specific info */ 386 }; 387 388 389 #if defined(_SYSCALL32) 390 391 #define MODMAXNAMELEN32 32 /* max module name length */ 392 #define MODMAXLINKINFOLEN32 32 /* max link info length */ 393 #define MODMAXLINK32 10 /* max linkages modinfo can handle */ 394 395 struct modspecific_info32 { 396 char msi_linkinfo[MODMAXLINKINFOLEN32]; /* name in linkage struct */ 397 int32_t msi_p0; /* module specific information */ 398 }; 399 400 struct modinfo32 { 401 int32_t mi_info; /* Flags for info wanted */ 402 int32_t mi_state; /* Flags for module state */ 403 int32_t mi_id; /* id of this loaded module */ 404 int32_t mi_nextid; /* id of next module or -1 */ 405 caddr32_t mi_base; /* virtual addr of text */ 406 uint32_t mi_size; /* size of module in bytes */ 407 int32_t mi_rev; /* loadable modules rev */ 408 int32_t mi_loadcnt; /* # of times loaded */ 409 char mi_name[MODMAXNAMELEN32]; /* name of module */ 410 struct modspecific_info32 mi_msinfo[MODMAXLINK32]; 411 /* mod specific info */ 412 }; 413 414 #endif /* _SYSCALL32 */ 415 416 /* Values for mi_info flags */ 417 #define MI_INFO_ONE 1 418 #define MI_INFO_ALL 2 419 #define MI_INFO_CNT 4 420 #ifdef _KERNEL 421 #define MI_INFO_LINKAGE 8 /* used internally to extract modlinkage */ 422 #endif 423 /* 424 * MI_INFO_NOBASE indicates caller does not need mi_base. Failure to use this 425 * flag may lead 32-bit apps to receive an EOVERFLOW error from modctl(MODINFO) 426 * when used with a 64-bit kernel. 427 */ 428 #define MI_INFO_NOBASE 16 429 430 /* Values for mi_state */ 431 #define MI_LOADED 1 432 #define MI_INSTALLED 2 433 434 /* 435 * Macros to vector to the appropriate module specific routine. 436 */ 437 #define MODL_INSTALL(MODL, MODLP) \ 438 (*(MODL)->misc_modops->modm_install)(MODL, MODLP) 439 #define MODL_REMOVE(MODL, MODLP) \ 440 (*(MODL)->misc_modops->modm_remove)(MODL, MODLP) 441 #define MODL_INFO(MODL, MODLP, P0) \ 442 (*(MODL)->misc_modops->modm_info)(MODL, MODLP, P0) 443 444 /* 445 * Definitions for stubs 446 */ 447 struct mod_stub_info { 448 uintptr_t mods_func_adr; 449 struct mod_modinfo *mods_modinfo; 450 uintptr_t mods_stub_adr; 451 int (*mods_errfcn)(); 452 int mods_flag; /* flags defined below */ 453 }; 454 455 /* 456 * Definitions for mods_flag. 457 */ 458 #define MODS_WEAK 0x01 /* weak stub (not loaded if called) */ 459 #define MODS_NOUNLOAD 0x02 /* module not unloadable (no _fini()) */ 460 #define MODS_INSTALLED 0x10 /* module installed */ 461 462 struct mod_modinfo { 463 char *modm_module_name; 464 struct modctl *mp; 465 struct mod_stub_info modm_stubs[1]; 466 }; 467 468 struct modctl_list { 469 struct modctl_list *modl_next; 470 struct modctl *modl_modp; 471 }; 472 473 /* 474 * Structure to manage a loadable module. 475 * Note: the module (mod_mp) structure's "text" and "text_size" information 476 * are replicated in the modctl structure so that mod_containing_pc() 477 * doesn't have to grab any locks (modctls are persistent; modules are not.) 478 */ 479 typedef struct modctl { 480 struct modctl *mod_next; /* &modules based list */ 481 struct modctl *mod_prev; 482 int mod_id; 483 void *mod_mp; 484 kthread_t *mod_inprogress_thread; 485 struct mod_modinfo *mod_modinfo; 486 struct modlinkage *mod_linkage; 487 char *mod_filename; 488 char *mod_modname; 489 490 char mod_busy; /* inprogress_thread has locked */ 491 char mod_want; /* someone waiting for unlock */ 492 char mod_prim; /* primary module */ 493 494 int mod_ref; /* ref count - from dependent or stub */ 495 496 char mod_loaded; /* module in memory */ 497 char mod_installed; /* post _init pre _fini */ 498 char mod_loadflags; 499 char mod_delay_unload; /* deferred unload */ 500 501 struct modctl_list *mod_requisites; /* mods this one depends on. */ 502 void *__unused; /* NOTE: reuse (same size) is OK, */ 503 /* deletion causes mdb.vs.core issues */ 504 int mod_loadcnt; /* number of times mod was loaded */ 505 int mod_nenabled; /* # of enabled DTrace probes in mod */ 506 char *mod_text; 507 size_t mod_text_size; 508 509 int mod_gencount; /* # times loaded/unloaded */ 510 struct modctl *mod_requisite_loading; /* mod circular dependency */ 511 } modctl_t; 512 513 /* 514 * mod_loadflags 515 */ 516 517 #define MOD_NOAUTOUNLOAD 0x1 /* Auto mod-unloader skips this mod */ 518 #define MOD_NONOTIFY 0x2 /* No krtld notifications on (un)load */ 519 #define MOD_NOUNLOAD 0x4 /* Assume EBUSY for all _fini's */ 520 521 522 #ifdef _KERNEL 523 524 #define MOD_BIND_HASHSIZE 64 525 #define MOD_BIND_HASHMASK (MOD_BIND_HASHSIZE-1) 526 527 typedef int modid_t; 528 529 /* 530 * global function and data declarations 531 */ 532 extern kmutex_t mod_lock; 533 534 extern char *systemfile; 535 extern char **syscallnames; 536 extern int moddebug; 537 538 /* 539 * this is the head of a doubly linked list. Only the next and prev 540 * pointers are used 541 */ 542 extern modctl_t modules; 543 544 extern int modload_qualified(const char *, 545 const char *, const char *, const char *, uint_t[], int, int *); 546 547 extern void mod_setup(void); 548 extern int modload(const char *, const char *); 549 extern int modloadonly(const char *, const char *); 550 extern int modunload(int); 551 extern int mod_hold_stub(struct mod_stub_info *); 552 extern void modunload_disable(void); 553 extern void modunload_enable(void); 554 extern void modunload_begin(void); 555 extern void modunload_end(void); 556 extern int mod_remove_by_name(char *); 557 extern int mod_sysvar(const char *, const char *, u_longlong_t *); 558 extern int mod_sysctl(int, void *); 559 struct sysparam; 560 extern int mod_hold_by_modctl(modctl_t *, int); 561 #define MOD_WAIT_ONCE 0x01 562 #define MOD_WAIT_FOREVER 0x02 563 #define MOD_LOCK_HELD 0x04 564 #define MOD_LOCK_NOT_HELD 0x08 565 extern int mod_sysctl_type(int, int (*)(struct sysparam *, void *), 566 void *); 567 extern void mod_read_system_file(int); 568 extern void mod_release_stub(struct mod_stub_info *); 569 extern void mod_askparams(void); 570 extern void mod_uninstall_daemon(void); 571 extern void modreap(void); 572 extern modctl_t *mod_hold_by_id(modid_t); 573 extern modctl_t *mod_hold_by_name(const char *); 574 extern void mod_release_mod(modctl_t *); 575 extern uintptr_t modlookup(const char *, const char *); 576 extern uintptr_t modlookup_by_modctl(modctl_t *, const char *); 577 extern char *modgetsymname(uintptr_t, unsigned long *); 578 extern void mod_release_requisites(modctl_t *); 579 extern modctl_t *mod_load_requisite(modctl_t *, char *); 580 extern modctl_t *mod_find_by_filename(char *, char *); 581 extern uintptr_t modgetsymvalue(char *, int); 582 583 extern void mod_rele_dev_by_major(major_t); 584 extern struct dev_ops *mod_hold_dev_by_major(major_t); 585 extern struct dev_ops *mod_hold_dev_by_devi(dev_info_t *); 586 extern void mod_rele_dev_by_devi(dev_info_t *); 587 588 extern int make_devname(char *, major_t); 589 extern int gmatch(const char *, const char *); 590 591 extern void make_aliases(struct bind **); 592 extern int read_binding_file(char *, struct bind **, 593 int (*line_parser)(char *, int, char *, struct bind **)); 594 extern void clear_binding_hash(struct bind **); 595 596 extern void read_class_file(void); 597 extern void setbootpath(char *); 598 extern void setbootfstype(char *); 599 600 extern int install_stubs_by_name(modctl_t *, char *); 601 extern void install_stubs(modctl_t *); 602 extern void uninstall_stubs(modctl_t *); 603 extern void reset_stubs(modctl_t *); 604 extern modctl_t *mod_getctl(struct modlinkage *); 605 extern major_t mod_name_to_major(char *); 606 extern modid_t mod_name_to_modid(char *); 607 extern char *mod_major_to_name(major_t); 608 extern void init_devnamesp(int); 609 extern void init_syscallnames(int); 610 611 extern char *mod_getsysname(int); 612 extern int mod_getsysnum(char *); 613 614 extern char *mod_containing_pc(caddr_t); 615 extern int mod_in_autounload(void); 616 extern const char *mod_modname(struct modlinkage *); 617 618 extern int dev_minorperm(dev_info_t *, char *, mperm_t *); 619 extern void dev_devices_cleanup(void); 620 621 /* 622 * Declarations used for dynamic linking support routines. Interfaces 623 * are marked with the pragma "unknown_control_flow" to prevent tail call 624 * optimization, so that implementations can reliably use caller() to 625 * determine initiating module. 626 */ 627 #define KRTLD_MODE_FIRST 0x0001 628 typedef struct __ddi_modhandle *ddi_modhandle_t; 629 extern ddi_modhandle_t ddi_modopen(const char *, 630 int, int *); 631 extern void *ddi_modsym(ddi_modhandle_t, 632 const char *, int *); 633 extern int ddi_modclose(ddi_modhandle_t); 634 #pragma unknown_control_flow(ddi_modopen, ddi_modsym, ddi_modclose) 635 636 /* 637 * Only the following are part of the DDI/DKI 638 */ 639 extern int _init(void); 640 extern int _fini(void); 641 extern int _info(struct modinfo *); 642 extern int mod_install(struct modlinkage *); 643 extern int mod_remove(struct modlinkage *); 644 extern int mod_info(struct modlinkage *, struct modinfo *); 645 646 #else /* _KERNEL */ 647 648 extern int modctl(int, ...); 649 650 #endif /* _KERNEL */ 651 652 /* 653 * bit definitions for moddebug. 654 */ 655 #define MODDEBUG_LOADMSG 0x80000000 /* print "[un]loading..." msg */ 656 #define MODDEBUG_ERRMSG 0x40000000 /* print detailed error msgs */ 657 #define MODDEBUG_LOADMSG2 0x20000000 /* print 2nd level msgs */ 658 #define MODDEBUG_RETIRE 0x10000000 /* print retire msgs */ 659 #define MODDEBUG_BINDING 0x00040000 /* driver/alias binding */ 660 #define MODDEBUG_FINI_EBUSY 0x00020000 /* pretend fini returns EBUSY */ 661 #define MODDEBUG_NOAUL_IPP 0x00010000 /* no Autounloading ipp mods */ 662 #define MODDEBUG_NOAUL_DACF 0x00008000 /* no Autounloading dacf mods */ 663 #define MODDEBUG_KEEPTEXT 0x00004000 /* keep text after unloading */ 664 #define MODDEBUG_NOAUL_DRV 0x00001000 /* no Autounloading Drivers */ 665 #define MODDEBUG_NOAUL_EXEC 0x00000800 /* no Autounloading Execs */ 666 #define MODDEBUG_NOAUL_FS 0x00000400 /* no Autounloading File sys */ 667 #define MODDEBUG_NOAUL_MISC 0x00000200 /* no Autounloading misc */ 668 #define MODDEBUG_NOAUL_SCHED 0x00000100 /* no Autounloading scheds */ 669 #define MODDEBUG_NOAUL_STR 0x00000080 /* no Autounloading streams */ 670 #define MODDEBUG_NOAUL_SYS 0x00000040 /* no Autounloading syscalls */ 671 #define MODDEBUG_NOCTF 0x00000020 /* do not load CTF debug data */ 672 #define MODDEBUG_NOAUTOUNLOAD 0x00000010 /* no autounloading at all */ 673 #define MODDEBUG_DDI_MOD 0x00000008 /* ddi_mod{open,sym,close} */ 674 #define MODDEBUG_MP_MATCH 0x00000004 /* dev_minorperm */ 675 #define MODDEBUG_MINORPERM 0x00000002 /* minor perm modctls */ 676 #define MODDEBUG_USERDEBUG 0x00000001 /* bpt after init_module() */ 677 678 #ifdef __cplusplus 679 } 680 #endif 681 682 #endif /* _SYS_MODCTL_H */ 683