xref: /titanic_44/usr/src/uts/common/sys/modctl.h (revision e37c6c376a1a22a828db3bb5ab40c86cb08f9c86)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5facf4a8dSllai1  * Common Development and Distribution License (the "License").
6facf4a8dSllai1  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*e37c6c37Scth  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #ifndef	_SYS_MODCTL_H
277c478bd9Sstevel@tonic-gate #define	_SYS_MODCTL_H
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
307c478bd9Sstevel@tonic-gate 
317c478bd9Sstevel@tonic-gate /*
327c478bd9Sstevel@tonic-gate  * loadable module support.
337c478bd9Sstevel@tonic-gate  */
347c478bd9Sstevel@tonic-gate 
357c478bd9Sstevel@tonic-gate #include <sys/types.h>
367c478bd9Sstevel@tonic-gate #include <sys/ioccom.h>
377c478bd9Sstevel@tonic-gate #include <sys/nexusdefs.h>
387c478bd9Sstevel@tonic-gate #include <sys/thread.h>
397c478bd9Sstevel@tonic-gate #include <sys/t_lock.h>
407c478bd9Sstevel@tonic-gate #include <sys/dditypes.h>
417c478bd9Sstevel@tonic-gate #include <sys/hwconf.h>
427c478bd9Sstevel@tonic-gate 
437c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
447c478bd9Sstevel@tonic-gate extern "C" {
457c478bd9Sstevel@tonic-gate #endif
467c478bd9Sstevel@tonic-gate 
477c478bd9Sstevel@tonic-gate /*
487c478bd9Sstevel@tonic-gate  * The following structure defines the operations used by modctl
497c478bd9Sstevel@tonic-gate  * to load and unload modules.  Each supported loadable module type
507c478bd9Sstevel@tonic-gate  * requires a set of mod_ops.
517c478bd9Sstevel@tonic-gate  */
527c478bd9Sstevel@tonic-gate struct mod_ops {
537c478bd9Sstevel@tonic-gate 	int		(*modm_install)();	/* install module in kernel */
547c478bd9Sstevel@tonic-gate 	int		(*modm_remove)();	/* remove from kernel */
557c478bd9Sstevel@tonic-gate 	int		(*modm_info)();		/* module info */
567c478bd9Sstevel@tonic-gate };
577c478bd9Sstevel@tonic-gate 
587c478bd9Sstevel@tonic-gate #ifdef _KERNEL
597c478bd9Sstevel@tonic-gate 
607c478bd9Sstevel@tonic-gate /*
617c478bd9Sstevel@tonic-gate  * The defined set of mod_ops structures for each loadable module type
627c478bd9Sstevel@tonic-gate  * Defined in modctl.c
637c478bd9Sstevel@tonic-gate  */
649acbbeafSnn35248 extern struct mod_ops mod_brandops;
657aec1d6eScindi #if defined(__i386) || defined(__amd64)
667aec1d6eScindi extern struct mod_ops mod_cpuops;
677aec1d6eScindi #endif
687c478bd9Sstevel@tonic-gate extern struct mod_ops mod_cryptoops;
697c478bd9Sstevel@tonic-gate extern struct mod_ops mod_driverops;
707c478bd9Sstevel@tonic-gate extern struct mod_ops mod_execops;
717c478bd9Sstevel@tonic-gate extern struct mod_ops mod_fsops;
727c478bd9Sstevel@tonic-gate extern struct mod_ops mod_miscops;
737c478bd9Sstevel@tonic-gate extern struct mod_ops mod_schedops;
747c478bd9Sstevel@tonic-gate extern struct mod_ops mod_strmodops;
757c478bd9Sstevel@tonic-gate extern struct mod_ops mod_syscallops;
767c478bd9Sstevel@tonic-gate #ifdef _SYSCALL32_IMPL
777c478bd9Sstevel@tonic-gate extern struct mod_ops mod_syscallops32;
787c478bd9Sstevel@tonic-gate #endif
797c478bd9Sstevel@tonic-gate extern struct mod_ops mod_dacfops;
807c478bd9Sstevel@tonic-gate extern struct mod_ops mod_ippops;
817c478bd9Sstevel@tonic-gate extern struct mod_ops mod_pcbeops;
82facf4a8dSllai1 extern struct mod_ops mod_devfsops;
83d14d7d31Sis extern struct mod_ops mod_kiconvops;
847c478bd9Sstevel@tonic-gate 
857c478bd9Sstevel@tonic-gate #endif /* _KERNEL */
867c478bd9Sstevel@tonic-gate 
877c478bd9Sstevel@tonic-gate /*
887c478bd9Sstevel@tonic-gate  * Definitions for the module specific linkage structures.
897c478bd9Sstevel@tonic-gate  * The first two fields are the same in all of the structures.
907c478bd9Sstevel@tonic-gate  * The linkinfo is for informational purposes only and is returned by
917c478bd9Sstevel@tonic-gate  * modctl with the MODINFO cmd.
927c478bd9Sstevel@tonic-gate  */
937c478bd9Sstevel@tonic-gate 
947c478bd9Sstevel@tonic-gate /* For drivers */
957c478bd9Sstevel@tonic-gate struct modldrv {
967c478bd9Sstevel@tonic-gate 	struct mod_ops		*drv_modops;
977c478bd9Sstevel@tonic-gate 	char			*drv_linkinfo;
987c478bd9Sstevel@tonic-gate 	struct dev_ops		*drv_dev_ops;
997c478bd9Sstevel@tonic-gate };
1007c478bd9Sstevel@tonic-gate 
1017c478bd9Sstevel@tonic-gate /* For system calls */
1027c478bd9Sstevel@tonic-gate struct modlsys {
1037c478bd9Sstevel@tonic-gate 	struct mod_ops		*sys_modops;
1047c478bd9Sstevel@tonic-gate 	char			*sys_linkinfo;
1057c478bd9Sstevel@tonic-gate 	struct sysent		*sys_sysent;
1067c478bd9Sstevel@tonic-gate };
1077c478bd9Sstevel@tonic-gate 
1087c478bd9Sstevel@tonic-gate /* For filesystems */
1097c478bd9Sstevel@tonic-gate struct modlfs {
1107c478bd9Sstevel@tonic-gate 	struct mod_ops		*fs_modops;
1117c478bd9Sstevel@tonic-gate 	char			*fs_linkinfo;
112da6c28aaSamw 	struct vfsdef_v4	*fs_vfsdef;	/* version may actually vary */
1137c478bd9Sstevel@tonic-gate };
1147c478bd9Sstevel@tonic-gate 
1157aec1d6eScindi #if defined(__i386) || defined(__amd64)
1167aec1d6eScindi struct cmi_ops;
1177aec1d6eScindi 
1187aec1d6eScindi /* For CPU modules */
1197aec1d6eScindi struct modlcpu {
1207aec1d6eScindi 	struct mod_ops		*cpu_modops;
1217aec1d6eScindi 	char			*cpu_linkinfo;
1227aec1d6eScindi 	struct cmi_ops		*cpu_cmiops;
1237aec1d6eScindi };
1247aec1d6eScindi #endif
1257aec1d6eScindi 
1267c478bd9Sstevel@tonic-gate /* For cryptographic providers */
1277c478bd9Sstevel@tonic-gate struct modlcrypto {
1287c478bd9Sstevel@tonic-gate 	struct mod_ops		*crypto_modops;
1297c478bd9Sstevel@tonic-gate 	char			*crypto_linkinfo;
1307c478bd9Sstevel@tonic-gate };
1317c478bd9Sstevel@tonic-gate 
1327c478bd9Sstevel@tonic-gate /* For misc */
1337c478bd9Sstevel@tonic-gate struct modlmisc {
1347c478bd9Sstevel@tonic-gate 	struct mod_ops		*misc_modops;
1357c478bd9Sstevel@tonic-gate 	char			*misc_linkinfo;
1367c478bd9Sstevel@tonic-gate };
1377c478bd9Sstevel@tonic-gate 
1387c478bd9Sstevel@tonic-gate /* For IP Modules */
1397c478bd9Sstevel@tonic-gate struct modlipp {
1407c478bd9Sstevel@tonic-gate 	struct mod_ops		*ipp_modops;
1417c478bd9Sstevel@tonic-gate 	char			*ipp_linkinfo;
1427c478bd9Sstevel@tonic-gate 	struct ipp_ops		*ipp_ops;
1437c478bd9Sstevel@tonic-gate };
1447c478bd9Sstevel@tonic-gate 
1457c478bd9Sstevel@tonic-gate /* For Streams Modules. */
1467c478bd9Sstevel@tonic-gate struct modlstrmod {
1477c478bd9Sstevel@tonic-gate 	struct mod_ops		*strmod_modops;
1487c478bd9Sstevel@tonic-gate 	char			*strmod_linkinfo;
1497c478bd9Sstevel@tonic-gate 	struct fmodsw		*strmod_fmodsw;
1507c478bd9Sstevel@tonic-gate };
1517c478bd9Sstevel@tonic-gate 
1527c478bd9Sstevel@tonic-gate /* For Scheduling classes */
1537c478bd9Sstevel@tonic-gate struct modlsched {
1547c478bd9Sstevel@tonic-gate 	struct mod_ops		*sched_modops;
1557c478bd9Sstevel@tonic-gate 	char			*sched_linkinfo;
1567c478bd9Sstevel@tonic-gate 	struct sclass		*sched_class;
1577c478bd9Sstevel@tonic-gate };
1587c478bd9Sstevel@tonic-gate 
1597c478bd9Sstevel@tonic-gate /* For Exec file type (like ELF, ...) */
1607c478bd9Sstevel@tonic-gate struct modlexec {
1617c478bd9Sstevel@tonic-gate 	struct mod_ops		*exec_modops;
1627c478bd9Sstevel@tonic-gate 	char			*exec_linkinfo;
1637c478bd9Sstevel@tonic-gate 	struct execsw		*exec_execsw;
1647c478bd9Sstevel@tonic-gate };
1657c478bd9Sstevel@tonic-gate 
1667c478bd9Sstevel@tonic-gate /* For dacf modules */
1677c478bd9Sstevel@tonic-gate struct modldacf {
1687c478bd9Sstevel@tonic-gate 	struct mod_ops		*dacf_modops;
1697c478bd9Sstevel@tonic-gate 	char			*dacf_linkinfo;
1707c478bd9Sstevel@tonic-gate 	struct dacfsw		*dacf_dacfsw;
1717c478bd9Sstevel@tonic-gate };
1727c478bd9Sstevel@tonic-gate 
1737c478bd9Sstevel@tonic-gate /* For PCBE modules */
1747c478bd9Sstevel@tonic-gate struct modlpcbe {
1757c478bd9Sstevel@tonic-gate 	struct mod_ops		*pcbe_modops;
1767c478bd9Sstevel@tonic-gate 	char			*pcbe_linkinfo;
1777c478bd9Sstevel@tonic-gate 	struct __pcbe_ops	*pcbe_ops;
1787c478bd9Sstevel@tonic-gate };
1797c478bd9Sstevel@tonic-gate 
1809acbbeafSnn35248 /* For Brand modules */
1819acbbeafSnn35248 struct modlbrand {
1829acbbeafSnn35248 	struct mod_ops		*brand_modops;
1839acbbeafSnn35248 	char			*brand_linkinfo;
1849acbbeafSnn35248 	struct brand		*brand_branddef;
1859acbbeafSnn35248 };
1869acbbeafSnn35248 
187facf4a8dSllai1 /* for devname fs */
188facf4a8dSllai1 struct modldev {
189facf4a8dSllai1 	struct mod_ops		*dev_modops;
190facf4a8dSllai1 	char			*dev_linkinfo;
191facf4a8dSllai1 	struct devname_ops	*dev_ops;
192facf4a8dSllai1 };
193facf4a8dSllai1 
194d14d7d31Sis /* For kiconv modules */
195d14d7d31Sis struct modlkiconv {
196d14d7d31Sis 	struct mod_ops		*kiconv_modops;
197d14d7d31Sis 	char			*kiconv_linkinfo;
198d14d7d31Sis 	struct kiconv_mod_info	*kiconv_moddef;
199d14d7d31Sis };
200d14d7d31Sis 
2017c478bd9Sstevel@tonic-gate /*
2027c478bd9Sstevel@tonic-gate  * Revision number of loadable modules support.  This is the value
2037c478bd9Sstevel@tonic-gate  * that must be used in the modlinkage structure.
2047c478bd9Sstevel@tonic-gate  */
2057c478bd9Sstevel@tonic-gate #define	MODREV_1		1
2067c478bd9Sstevel@tonic-gate 
2077c478bd9Sstevel@tonic-gate /*
2087c478bd9Sstevel@tonic-gate  * The modlinkage structure is the structure that the module writer
2097c478bd9Sstevel@tonic-gate  * provides to the routines to install, remove, and stat a module.
2107c478bd9Sstevel@tonic-gate  * The ml_linkage element is an array of pointers to linkage structures.
2117c478bd9Sstevel@tonic-gate  * For most modules there is only one linkage structure.  We allocate
2127c478bd9Sstevel@tonic-gate  * enough space for 3 linkage structures which happens to be the most
2137c478bd9Sstevel@tonic-gate  * we have in any sun supplied module.  For those modules with more
2147c478bd9Sstevel@tonic-gate  * than 3 linkage structures (which is very unlikely), a modlinkage
2157c478bd9Sstevel@tonic-gate  * structure must be kmem_alloc'd in the module wrapper to be big enough
2167c478bd9Sstevel@tonic-gate  * for all of the linkage structures.
2177c478bd9Sstevel@tonic-gate  */
2187c478bd9Sstevel@tonic-gate struct modlinkage {
2197c478bd9Sstevel@tonic-gate 	int		ml_rev;		/* rev of loadable modules system */
2207c478bd9Sstevel@tonic-gate #ifdef _LP64
2217c478bd9Sstevel@tonic-gate 	void		*ml_linkage[7];	/* more space in 64-bit OS */
2227c478bd9Sstevel@tonic-gate #else
2237c478bd9Sstevel@tonic-gate 	void		*ml_linkage[4];	/* NULL terminated list of */
2247c478bd9Sstevel@tonic-gate 					/* linkage structures */
2257c478bd9Sstevel@tonic-gate #endif
2267c478bd9Sstevel@tonic-gate };
2277c478bd9Sstevel@tonic-gate 
2287c478bd9Sstevel@tonic-gate /*
2297c478bd9Sstevel@tonic-gate  * commands.  These are the commands supported by the modctl system call.
2307c478bd9Sstevel@tonic-gate  */
2317c478bd9Sstevel@tonic-gate #define	MODLOAD			0
2327c478bd9Sstevel@tonic-gate #define	MODUNLOAD		1
2337c478bd9Sstevel@tonic-gate #define	MODINFO			2
2347c478bd9Sstevel@tonic-gate #define	MODRESERVED		3
2357c478bd9Sstevel@tonic-gate #define	MODSETMINIROOT		4
2367c478bd9Sstevel@tonic-gate #define	MODADDMAJBIND		5
2377c478bd9Sstevel@tonic-gate #define	MODGETPATH		6
2387c478bd9Sstevel@tonic-gate #define	MODREADSYSBIND		7
2397c478bd9Sstevel@tonic-gate #define	MODGETMAJBIND		8
2407c478bd9Sstevel@tonic-gate #define	MODGETNAME		9
2417c478bd9Sstevel@tonic-gate #define	MODSIZEOF_DEVID		10
2427c478bd9Sstevel@tonic-gate #define	MODGETDEVID		11
2437c478bd9Sstevel@tonic-gate #define	MODSIZEOF_MINORNAME	12
2447c478bd9Sstevel@tonic-gate #define	MODGETMINORNAME		13
2457c478bd9Sstevel@tonic-gate #define	MODGETPATHLEN		14
2467c478bd9Sstevel@tonic-gate #define	MODEVENTS		15
2477c478bd9Sstevel@tonic-gate #define	MODGETFBNAME		16
2487c478bd9Sstevel@tonic-gate #define	MODREREADDACF		17
2497c478bd9Sstevel@tonic-gate #define	MODLOADDRVCONF		18
2507c478bd9Sstevel@tonic-gate #define	MODUNLOADDRVCONF	19
2517c478bd9Sstevel@tonic-gate #define	MODREMMAJBIND		20
2527c478bd9Sstevel@tonic-gate #define	MODDEVT2INSTANCE	21
2537c478bd9Sstevel@tonic-gate #define	MODGETDEVFSPATH_LEN	22
2547c478bd9Sstevel@tonic-gate #define	MODGETDEVFSPATH		23
2557c478bd9Sstevel@tonic-gate #define	MODDEVID2PATHS		24
2567c478bd9Sstevel@tonic-gate #define	MODSETDEVPOLICY		26
2577c478bd9Sstevel@tonic-gate #define	MODGETDEVPOLICY		27
2587c478bd9Sstevel@tonic-gate #define	MODALLOCPRIV		28
2597c478bd9Sstevel@tonic-gate #define	MODGETDEVPOLICYBYNAME	29
2607c478bd9Sstevel@tonic-gate #define	MODLOADMINORPERM	31
2617c478bd9Sstevel@tonic-gate #define	MODADDMINORPERM		32
2627c478bd9Sstevel@tonic-gate #define	MODREMMINORPERM		33
2637c478bd9Sstevel@tonic-gate #define	MODREMDRVCLEANUP	34
264facf4a8dSllai1 #define	MODDEVEXISTS		35
265facf4a8dSllai1 #define	MODDEVREADDIR		36
266facf4a8dSllai1 #define	MODDEVNAME		37
267a08731ecScth #define	MODGETDEVFSPATH_MI_LEN	38
268a08731ecScth #define	MODGETDEVFSPATH_MI	39
26925e8c5aaSvikram #define	MODRETIRE		40
27025e8c5aaSvikram #define	MODUNRETIRE		41
27125e8c5aaSvikram #define	MODISRETIRED		42
272*e37c6c37Scth #define	MODDEVEMPTYDIR		43
2737c478bd9Sstevel@tonic-gate 
2747c478bd9Sstevel@tonic-gate /*
2757c478bd9Sstevel@tonic-gate  * sub cmds for MODEVENTS
2767c478bd9Sstevel@tonic-gate  */
2777c478bd9Sstevel@tonic-gate #define	MODEVENTS_FLUSH				0
2787c478bd9Sstevel@tonic-gate #define	MODEVENTS_FLUSH_DUMP			1
2797c478bd9Sstevel@tonic-gate #define	MODEVENTS_SET_DOOR_UPCALL_FILENAME	2
2807c478bd9Sstevel@tonic-gate #define	MODEVENTS_GETDATA			3
2817c478bd9Sstevel@tonic-gate #define	MODEVENTS_FREEDATA			4
2827c478bd9Sstevel@tonic-gate #define	MODEVENTS_POST_EVENT			5
2837c478bd9Sstevel@tonic-gate #define	MODEVENTS_REGISTER_EVENT		6
2847c478bd9Sstevel@tonic-gate 
2857c478bd9Sstevel@tonic-gate /*
286facf4a8dSllai1  * devname subcmds for MODDEVNAME
287facf4a8dSllai1  */
288facf4a8dSllai1 #define	MODDEVNAME_LOOKUPDOOR	0
289facf4a8dSllai1 #define	MODDEVNAME_DEVFSADMNODE	1
290facf4a8dSllai1 #define	MODDEVNAME_NSMAPS	2
291facf4a8dSllai1 #define	MODDEVNAME_PROFILE	3
292facf4a8dSllai1 #define	MODDEVNAME_RECONFIG	4
293facf4a8dSllai1 #define	MODDEVNAME_SYSAVAIL	5
294facf4a8dSllai1 
295facf4a8dSllai1 
296facf4a8dSllai1 /*
2977c478bd9Sstevel@tonic-gate  * Data structure passed to modconfig command in kernel to build devfs tree
2987c478bd9Sstevel@tonic-gate  */
2997c478bd9Sstevel@tonic-gate 
3007c478bd9Sstevel@tonic-gate struct aliases {
3017c478bd9Sstevel@tonic-gate 	struct aliases *a_next;
3027c478bd9Sstevel@tonic-gate 	char *a_name;
3037c478bd9Sstevel@tonic-gate 	int a_len;
3047c478bd9Sstevel@tonic-gate };
3057c478bd9Sstevel@tonic-gate 
3067c478bd9Sstevel@tonic-gate #define	MAXMODCONFNAME	256
3077c478bd9Sstevel@tonic-gate 
3087c478bd9Sstevel@tonic-gate struct modconfig {
3097c478bd9Sstevel@tonic-gate 	char drvname[MAXMODCONFNAME];
3107c478bd9Sstevel@tonic-gate 	char drvclass[MAXMODCONFNAME];
3117c478bd9Sstevel@tonic-gate 	int major;
3127c478bd9Sstevel@tonic-gate 	int num_aliases;
3137c478bd9Sstevel@tonic-gate 	struct aliases *ap;
3147c478bd9Sstevel@tonic-gate };
3157c478bd9Sstevel@tonic-gate 
3167c478bd9Sstevel@tonic-gate #if defined(_SYSCALL32)
3177c478bd9Sstevel@tonic-gate 
3187c478bd9Sstevel@tonic-gate struct aliases32 {
3197c478bd9Sstevel@tonic-gate 	caddr32_t a_next;
3207c478bd9Sstevel@tonic-gate 	caddr32_t a_name;
3217c478bd9Sstevel@tonic-gate 	int32_t a_len;
3227c478bd9Sstevel@tonic-gate };
3237c478bd9Sstevel@tonic-gate 
3247c478bd9Sstevel@tonic-gate struct modconfig32 {
3257c478bd9Sstevel@tonic-gate 	char drvname[MAXMODCONFNAME];
3267c478bd9Sstevel@tonic-gate 	char drvclass[MAXMODCONFNAME];
3277c478bd9Sstevel@tonic-gate 	int32_t major;
3287c478bd9Sstevel@tonic-gate 	int32_t num_aliases;
3297c478bd9Sstevel@tonic-gate 	caddr32_t ap;
3307c478bd9Sstevel@tonic-gate };
3317c478bd9Sstevel@tonic-gate 
3327c478bd9Sstevel@tonic-gate #endif /* _SYSCALL32 */
3337c478bd9Sstevel@tonic-gate 
3347c478bd9Sstevel@tonic-gate /*
3357c478bd9Sstevel@tonic-gate  * Max module path length
3367c478bd9Sstevel@tonic-gate  */
3377c478bd9Sstevel@tonic-gate #define	MOD_MAXPATH	256
3387c478bd9Sstevel@tonic-gate 
3397c478bd9Sstevel@tonic-gate /*
3407c478bd9Sstevel@tonic-gate  * Default search path for modules ADDITIONAL to the directory
3417c478bd9Sstevel@tonic-gate  * where the kernel components we booted from are.
3427c478bd9Sstevel@tonic-gate  *
3437c478bd9Sstevel@tonic-gate  * Most often, this will be "/platform/{platform}/kernel /kernel /usr/kernel",
3447c478bd9Sstevel@tonic-gate  * but we don't wire it down here.
3457c478bd9Sstevel@tonic-gate  */
3467c478bd9Sstevel@tonic-gate #define	MOD_DEFPATH	"/kernel /usr/kernel"
3477c478bd9Sstevel@tonic-gate 
3487c478bd9Sstevel@tonic-gate /*
3497c478bd9Sstevel@tonic-gate  * Default file name extension for autoloading modules.
3507c478bd9Sstevel@tonic-gate  */
3517c478bd9Sstevel@tonic-gate #define	MOD_DEFEXT	""
3527c478bd9Sstevel@tonic-gate 
3537c478bd9Sstevel@tonic-gate /*
3547c478bd9Sstevel@tonic-gate  * Parameters for modinfo
3557c478bd9Sstevel@tonic-gate  */
3567c478bd9Sstevel@tonic-gate #define	MODMAXNAMELEN 32		/* max module name length */
3577c478bd9Sstevel@tonic-gate #define	MODMAXLINKINFOLEN 32		/* max link info length */
3587c478bd9Sstevel@tonic-gate 
3597c478bd9Sstevel@tonic-gate /*
3607c478bd9Sstevel@tonic-gate  * Module specific information.
3617c478bd9Sstevel@tonic-gate  */
3627c478bd9Sstevel@tonic-gate struct modspecific_info {
3637c478bd9Sstevel@tonic-gate 	char	msi_linkinfo[MODMAXLINKINFOLEN]; /* name in linkage struct */
3647c478bd9Sstevel@tonic-gate 	int	msi_p0;			/* module specific information */
3657c478bd9Sstevel@tonic-gate };
3667c478bd9Sstevel@tonic-gate 
3677c478bd9Sstevel@tonic-gate /*
3687c478bd9Sstevel@tonic-gate  * Structure returned by modctl with MODINFO command.
3697c478bd9Sstevel@tonic-gate  */
3707c478bd9Sstevel@tonic-gate #define	MODMAXLINK 10			/* max linkages modinfo can handle */
3717c478bd9Sstevel@tonic-gate 
3727c478bd9Sstevel@tonic-gate struct modinfo {
3737c478bd9Sstevel@tonic-gate 	int		   mi_info;		/* Flags for info wanted */
3747c478bd9Sstevel@tonic-gate 	int		   mi_state;		/* Flags for module state */
3757c478bd9Sstevel@tonic-gate 	int		   mi_id;		/* id of this loaded module */
3767c478bd9Sstevel@tonic-gate 	int		   mi_nextid;		/* id of next module or -1 */
3777c478bd9Sstevel@tonic-gate 	caddr_t		   mi_base;		/* virtual addr of text */
3787c478bd9Sstevel@tonic-gate 	size_t		   mi_size;		/* size of module in bytes */
3797c478bd9Sstevel@tonic-gate 	int		   mi_rev;		/* loadable modules rev */
3807c478bd9Sstevel@tonic-gate 	int		   mi_loadcnt;		/* # of times loaded */
3817c478bd9Sstevel@tonic-gate 	char		   mi_name[MODMAXNAMELEN]; /* name of module */
3827c478bd9Sstevel@tonic-gate 	struct modspecific_info mi_msinfo[MODMAXLINK];
3837c478bd9Sstevel@tonic-gate 						/* mod specific info */
3847c478bd9Sstevel@tonic-gate };
3857c478bd9Sstevel@tonic-gate 
3867c478bd9Sstevel@tonic-gate 
3877c478bd9Sstevel@tonic-gate #if defined(_SYSCALL32)
3887c478bd9Sstevel@tonic-gate 
3897c478bd9Sstevel@tonic-gate #define	MODMAXNAMELEN32 32		/* max module name length */
3907c478bd9Sstevel@tonic-gate #define	MODMAXLINKINFOLEN32 32		/* max link info length */
3917c478bd9Sstevel@tonic-gate #define	MODMAXLINK32 10			/* max linkages modinfo can handle */
3927c478bd9Sstevel@tonic-gate 
3937c478bd9Sstevel@tonic-gate struct modspecific_info32 {
3947c478bd9Sstevel@tonic-gate 	char	msi_linkinfo[MODMAXLINKINFOLEN32]; /* name in linkage struct */
3957c478bd9Sstevel@tonic-gate 	int32_t	msi_p0;			/* module specific information */
3967c478bd9Sstevel@tonic-gate };
3977c478bd9Sstevel@tonic-gate 
3987c478bd9Sstevel@tonic-gate struct modinfo32 {
3997c478bd9Sstevel@tonic-gate 	int32_t		   mi_info;		/* Flags for info wanted */
4007c478bd9Sstevel@tonic-gate 	int32_t		   mi_state;		/* Flags for module state */
4017c478bd9Sstevel@tonic-gate 	int32_t		   mi_id;		/* id of this loaded module */
4027c478bd9Sstevel@tonic-gate 	int32_t		   mi_nextid;		/* id of next module or -1 */
4037c478bd9Sstevel@tonic-gate 	caddr32_t	   mi_base;		/* virtual addr of text */
4047c478bd9Sstevel@tonic-gate 	uint32_t	   mi_size;		/* size of module in bytes */
4057c478bd9Sstevel@tonic-gate 	int32_t		   mi_rev;		/* loadable modules rev */
4067c478bd9Sstevel@tonic-gate 	int32_t		   mi_loadcnt;		/* # of times loaded */
4077c478bd9Sstevel@tonic-gate 	char		   mi_name[MODMAXNAMELEN32]; /* name of module */
4087c478bd9Sstevel@tonic-gate 	struct modspecific_info32 mi_msinfo[MODMAXLINK32];
4097c478bd9Sstevel@tonic-gate 						/* mod specific info */
4107c478bd9Sstevel@tonic-gate };
4117c478bd9Sstevel@tonic-gate 
4127c478bd9Sstevel@tonic-gate #endif /* _SYSCALL32 */
4137c478bd9Sstevel@tonic-gate 
4147c478bd9Sstevel@tonic-gate /* Values for mi_info flags */
4157c478bd9Sstevel@tonic-gate #define	MI_INFO_ONE	1
4167c478bd9Sstevel@tonic-gate #define	MI_INFO_ALL	2
4177c478bd9Sstevel@tonic-gate #define	MI_INFO_CNT	4
4187c478bd9Sstevel@tonic-gate #ifdef _KERNEL
4197c478bd9Sstevel@tonic-gate #define	MI_INFO_LINKAGE	8	/* used internally to extract modlinkage */
4207c478bd9Sstevel@tonic-gate #endif
4217c478bd9Sstevel@tonic-gate /*
4227c478bd9Sstevel@tonic-gate  * MI_INFO_NOBASE indicates caller does not need mi_base. Failure to use this
4237c478bd9Sstevel@tonic-gate  * flag may lead 32-bit apps to receive an EOVERFLOW error from modctl(MODINFO)
4247c478bd9Sstevel@tonic-gate  * when used with a 64-bit kernel.
4257c478bd9Sstevel@tonic-gate  */
4267c478bd9Sstevel@tonic-gate #define	MI_INFO_NOBASE	16
4277c478bd9Sstevel@tonic-gate 
4287c478bd9Sstevel@tonic-gate /* Values for mi_state */
4297c478bd9Sstevel@tonic-gate #define	MI_LOADED	1
4307c478bd9Sstevel@tonic-gate #define	MI_INSTALLED	2
4317c478bd9Sstevel@tonic-gate 
4327c478bd9Sstevel@tonic-gate /*
4337c478bd9Sstevel@tonic-gate  * Macros to vector to the appropriate module specific routine.
4347c478bd9Sstevel@tonic-gate  */
4357c478bd9Sstevel@tonic-gate #define	MODL_INSTALL(MODL, MODLP) \
4367c478bd9Sstevel@tonic-gate 	(*(MODL)->misc_modops->modm_install)(MODL, MODLP)
4377c478bd9Sstevel@tonic-gate #define	MODL_REMOVE(MODL, MODLP) \
4387c478bd9Sstevel@tonic-gate 	(*(MODL)->misc_modops->modm_remove)(MODL, MODLP)
4397c478bd9Sstevel@tonic-gate #define	MODL_INFO(MODL, MODLP, P0) \
4407c478bd9Sstevel@tonic-gate 	(*(MODL)->misc_modops->modm_info)(MODL, MODLP, P0)
4417c478bd9Sstevel@tonic-gate 
4427c478bd9Sstevel@tonic-gate /*
4437c478bd9Sstevel@tonic-gate  * Definitions for stubs
4447c478bd9Sstevel@tonic-gate  */
4457c478bd9Sstevel@tonic-gate struct mod_stub_info {
4467c478bd9Sstevel@tonic-gate 	uintptr_t mods_func_adr;
4477c478bd9Sstevel@tonic-gate 	struct mod_modinfo *mods_modinfo;
4487c478bd9Sstevel@tonic-gate 	uintptr_t mods_stub_adr;
4497c478bd9Sstevel@tonic-gate 	int (*mods_errfcn)();
4507c478bd9Sstevel@tonic-gate 	int mods_flag;			/* flags defined below */
4517c478bd9Sstevel@tonic-gate };
4527c478bd9Sstevel@tonic-gate 
4537c478bd9Sstevel@tonic-gate /*
4547c478bd9Sstevel@tonic-gate  * Definitions for mods_flag.
4557c478bd9Sstevel@tonic-gate  */
4567c478bd9Sstevel@tonic-gate #define	MODS_WEAK	0x01		/* weak stub (not loaded if called) */
4577c478bd9Sstevel@tonic-gate #define	MODS_NOUNLOAD	0x02		/* module not unloadable (no _fini()) */
4587c478bd9Sstevel@tonic-gate #define	MODS_INSTALLED	0x10		/* module installed */
4597c478bd9Sstevel@tonic-gate 
4607c478bd9Sstevel@tonic-gate struct mod_modinfo {
4617c478bd9Sstevel@tonic-gate 	char *modm_module_name;
4627c478bd9Sstevel@tonic-gate 	struct modctl *mp;
4637c478bd9Sstevel@tonic-gate 	struct mod_stub_info modm_stubs[1];
4647c478bd9Sstevel@tonic-gate };
4657c478bd9Sstevel@tonic-gate 
4667c478bd9Sstevel@tonic-gate struct modctl_list {
4677c478bd9Sstevel@tonic-gate 	struct modctl_list *modl_next;
4687c478bd9Sstevel@tonic-gate 	struct modctl *modl_modp;
4697c478bd9Sstevel@tonic-gate };
4707c478bd9Sstevel@tonic-gate 
4717c478bd9Sstevel@tonic-gate /*
4727c478bd9Sstevel@tonic-gate  * Structure to manage a loadable module.
4737c478bd9Sstevel@tonic-gate  * Note: the module (mod_mp) structure's "text" and "text_size" information
4747c478bd9Sstevel@tonic-gate  * are replicated in the modctl structure so that mod_containing_pc()
4757c478bd9Sstevel@tonic-gate  * doesn't have to grab any locks (modctls are persistent; modules are not.)
4767c478bd9Sstevel@tonic-gate  */
4777aec1d6eScindi typedef struct modctl {
4787c478bd9Sstevel@tonic-gate 	struct modctl	*mod_next;	/* &modules based list */
4797c478bd9Sstevel@tonic-gate 	struct modctl	*mod_prev;
4807c478bd9Sstevel@tonic-gate 	int		mod_id;
4817c478bd9Sstevel@tonic-gate 	void		*mod_mp;
4827c478bd9Sstevel@tonic-gate 	kthread_t	*mod_inprogress_thread;
4837c478bd9Sstevel@tonic-gate 	struct mod_modinfo *mod_modinfo;
4847c478bd9Sstevel@tonic-gate 	struct modlinkage *mod_linkage;
4857c478bd9Sstevel@tonic-gate 	char		*mod_filename;
4867c478bd9Sstevel@tonic-gate 	char		*mod_modname;
4877c478bd9Sstevel@tonic-gate 
4887c478bd9Sstevel@tonic-gate 	char		mod_busy;	/* inprogress_thread has locked */
4897c478bd9Sstevel@tonic-gate 	char		mod_want;	/* someone waiting for unlock */
4907c478bd9Sstevel@tonic-gate 	char		mod_prim;	/* primary module */
4917c478bd9Sstevel@tonic-gate 
4927c478bd9Sstevel@tonic-gate 	int		mod_ref;	/* ref count - from dependent or stub */
4937c478bd9Sstevel@tonic-gate 
4947c478bd9Sstevel@tonic-gate 	char		mod_loaded;	/* module in memory */
4957c478bd9Sstevel@tonic-gate 	char		mod_installed;	/* post _init pre _fini */
4967c478bd9Sstevel@tonic-gate 	char		mod_loadflags;
4977c478bd9Sstevel@tonic-gate 	char		mod_delay_unload;	/* deferred unload */
4987c478bd9Sstevel@tonic-gate 
4997c478bd9Sstevel@tonic-gate 	struct modctl_list *mod_requisites;	/* mods this one depends on. */
5007c478bd9Sstevel@tonic-gate 	void		*__unused;	/* NOTE: reuse (same size) is OK, */
5017c478bd9Sstevel@tonic-gate 					/* deletion causes mdb.vs.core issues */
5027c478bd9Sstevel@tonic-gate 	int		mod_loadcnt;	/* number of times mod was loaded */
5037c478bd9Sstevel@tonic-gate 	int		mod_nenabled;	/* # of enabled DTrace probes in mod */
5047c478bd9Sstevel@tonic-gate 	char		*mod_text;
5057c478bd9Sstevel@tonic-gate 	size_t		mod_text_size;
5067c478bd9Sstevel@tonic-gate 
5077c478bd9Sstevel@tonic-gate 	int		mod_gencount;	/* # times loaded/unloaded */
5087c478bd9Sstevel@tonic-gate 	struct modctl	*mod_requisite_loading;	/* mod circular dependency */
5097aec1d6eScindi } modctl_t;
5107c478bd9Sstevel@tonic-gate 
5117c478bd9Sstevel@tonic-gate /*
5127c478bd9Sstevel@tonic-gate  * mod_loadflags
5137c478bd9Sstevel@tonic-gate  */
5147c478bd9Sstevel@tonic-gate 
5157c478bd9Sstevel@tonic-gate #define	MOD_NOAUTOUNLOAD	0x1	/* Auto mod-unloader skips this mod */
5167c478bd9Sstevel@tonic-gate #define	MOD_NONOTIFY		0x2	/* No krtld notifications on (un)load */
5177c478bd9Sstevel@tonic-gate #define	MOD_NOUNLOAD		0x4	/* Assume EBUSY for all _fini's */
5187c478bd9Sstevel@tonic-gate 
519facf4a8dSllai1 
5207c478bd9Sstevel@tonic-gate #ifdef _KERNEL
5217c478bd9Sstevel@tonic-gate 
5227c478bd9Sstevel@tonic-gate #define	MOD_BIND_HASHSIZE	64
5237c478bd9Sstevel@tonic-gate #define	MOD_BIND_HASHMASK	(MOD_BIND_HASHSIZE-1)
5247c478bd9Sstevel@tonic-gate 
5257c478bd9Sstevel@tonic-gate typedef int modid_t;
5267c478bd9Sstevel@tonic-gate 
5277c478bd9Sstevel@tonic-gate /*
5287c478bd9Sstevel@tonic-gate  * global function and data declarations
5297c478bd9Sstevel@tonic-gate  */
5307c478bd9Sstevel@tonic-gate extern kmutex_t mod_lock;
5317c478bd9Sstevel@tonic-gate 
5327c478bd9Sstevel@tonic-gate extern char *systemfile;
5337c478bd9Sstevel@tonic-gate extern char **syscallnames;
5347c478bd9Sstevel@tonic-gate extern int moddebug;
5357c478bd9Sstevel@tonic-gate 
5367c478bd9Sstevel@tonic-gate /*
5377c478bd9Sstevel@tonic-gate  * this is the head of a doubly linked list.  Only the next and prev
5387c478bd9Sstevel@tonic-gate  * pointers are used
5397c478bd9Sstevel@tonic-gate  */
5407aec1d6eScindi extern modctl_t modules;
5417aec1d6eScindi 
5427aec1d6eScindi extern int modload_qualified(const char *,
54320c794b3Sgavinm     const char *, const char *, const char *, uint_t[], int, int *);
5447c478bd9Sstevel@tonic-gate 
5457c478bd9Sstevel@tonic-gate extern void	mod_setup(void);
5467c478bd9Sstevel@tonic-gate extern int	modload(char *, char *);
5477c478bd9Sstevel@tonic-gate extern int	modloadonly(char *, char *);
5487c478bd9Sstevel@tonic-gate extern int	modunload(int);
5497c478bd9Sstevel@tonic-gate extern int	mod_hold_stub(struct mod_stub_info *);
5507c478bd9Sstevel@tonic-gate extern void	modunload_disable(void);
5517c478bd9Sstevel@tonic-gate extern void	modunload_enable(void);
552a7aa4df7Scth extern void	modunload_begin(void);
553a7aa4df7Scth extern void	modunload_end(void);
5547c478bd9Sstevel@tonic-gate extern int	mod_remove_by_name(char *);
5557c478bd9Sstevel@tonic-gate extern int	mod_sysvar(const char *, const char *, u_longlong_t *);
5567c478bd9Sstevel@tonic-gate extern int	mod_sysctl(int, void *);
5577c478bd9Sstevel@tonic-gate struct sysparam;
5587aec1d6eScindi extern int	mod_hold_by_modctl(modctl_t *, int);
5597c478bd9Sstevel@tonic-gate #define		MOD_WAIT_ONCE		0x01
5607c478bd9Sstevel@tonic-gate #define		MOD_WAIT_FOREVER	0x02
5617c478bd9Sstevel@tonic-gate #define		MOD_LOCK_HELD		0x04
5627c478bd9Sstevel@tonic-gate #define		MOD_LOCK_NOT_HELD	0x08
5637c478bd9Sstevel@tonic-gate extern int	mod_sysctl_type(int, int (*)(struct sysparam *, void *),
5647c478bd9Sstevel@tonic-gate     void *);
5657c478bd9Sstevel@tonic-gate extern void	mod_read_system_file(int);
5667c478bd9Sstevel@tonic-gate extern void	mod_release_stub(struct mod_stub_info *);
5677c478bd9Sstevel@tonic-gate extern void	mod_askparams(void);
5687c478bd9Sstevel@tonic-gate extern void	mod_uninstall_daemon(void);
5697c478bd9Sstevel@tonic-gate extern void	modreap(void);
5707aec1d6eScindi extern modctl_t *mod_hold_by_id(modid_t);
5717aec1d6eScindi extern modctl_t *mod_hold_by_name(const char *);
5727aec1d6eScindi extern void	mod_release_mod(modctl_t *);
5737aec1d6eScindi extern uintptr_t modlookup(const char *, const char *);
5747aec1d6eScindi extern uintptr_t modlookup_by_modctl(modctl_t *, const char *);
5757c478bd9Sstevel@tonic-gate extern char	*modgetsymname(uintptr_t, unsigned long *);
5767aec1d6eScindi extern void	mod_release_requisites(modctl_t *);
5777aec1d6eScindi extern modctl_t *mod_load_requisite(modctl_t *, char *);
5787aec1d6eScindi extern modctl_t *mod_find_by_filename(char *, char *);
5797c478bd9Sstevel@tonic-gate extern uintptr_t	modgetsymvalue(char *, int);
5807c478bd9Sstevel@tonic-gate 
5817c478bd9Sstevel@tonic-gate extern void	mod_rele_dev_by_major(major_t);
5827c478bd9Sstevel@tonic-gate extern struct dev_ops *mod_hold_dev_by_major(major_t);
5837c478bd9Sstevel@tonic-gate extern struct dev_ops *mod_hold_dev_by_devi(dev_info_t *);
5847c478bd9Sstevel@tonic-gate extern void	mod_rele_dev_by_devi(dev_info_t *);
5857c478bd9Sstevel@tonic-gate 
5867c478bd9Sstevel@tonic-gate extern int make_devname(char *, major_t);
587facf4a8dSllai1 extern int gmatch(const char *, const char *);
5887c478bd9Sstevel@tonic-gate 
5897c478bd9Sstevel@tonic-gate struct bind;
5907c478bd9Sstevel@tonic-gate extern void make_aliases(struct bind **);
5917c478bd9Sstevel@tonic-gate extern int read_binding_file(char *, struct bind **,
5927c478bd9Sstevel@tonic-gate     int (*line_parser)(char *, int, char *, struct bind **));
5937c478bd9Sstevel@tonic-gate extern void clear_binding_hash(struct bind **);
5947c478bd9Sstevel@tonic-gate 
5957c478bd9Sstevel@tonic-gate extern void read_class_file(void);
5967c478bd9Sstevel@tonic-gate extern void setbootpath(char *);
5977c478bd9Sstevel@tonic-gate extern void setbootfstype(char *);
5987c478bd9Sstevel@tonic-gate 
5997aec1d6eScindi extern int install_stubs_by_name(modctl_t *, char *);
6007aec1d6eScindi extern void install_stubs(modctl_t *);
6017aec1d6eScindi extern void uninstall_stubs(modctl_t *);
6027aec1d6eScindi extern void reset_stubs(modctl_t *);
6037aec1d6eScindi extern modctl_t *mod_getctl(struct modlinkage *);
6047c478bd9Sstevel@tonic-gate extern major_t mod_name_to_major(char *);
6057c478bd9Sstevel@tonic-gate extern modid_t mod_name_to_modid(char *);
6067c478bd9Sstevel@tonic-gate extern char *mod_major_to_name(major_t);
6077c478bd9Sstevel@tonic-gate extern void init_devnamesp(int);
6087c478bd9Sstevel@tonic-gate extern void init_syscallnames(int);
6097c478bd9Sstevel@tonic-gate 
6107c478bd9Sstevel@tonic-gate extern char *mod_getsysname(int);
6117c478bd9Sstevel@tonic-gate extern int mod_getsysnum(char *);
6127c478bd9Sstevel@tonic-gate 
6137c478bd9Sstevel@tonic-gate extern char *mod_containing_pc(caddr_t);
6147c478bd9Sstevel@tonic-gate extern int mod_in_autounload(void);
6157c478bd9Sstevel@tonic-gate extern char	*mod_modname(struct modlinkage *);
6167c478bd9Sstevel@tonic-gate 
6177aec1d6eScindi extern int dev_minorperm(dev_info_t *, char *, mperm_t *);
6181aef0e11Sjg extern void dev_devices_cleanup(void);
6197c478bd9Sstevel@tonic-gate 
6207c478bd9Sstevel@tonic-gate /*
6217c478bd9Sstevel@tonic-gate  * Declarations used for dynamic linking support routines.  Interfaces
6227c478bd9Sstevel@tonic-gate  * are marked with the pragma "unknown_control_flow" to prevent tail call
6237c478bd9Sstevel@tonic-gate  * optimization, so that implementations can reliably use caller() to
6247c478bd9Sstevel@tonic-gate  * determine initiating module.
6257c478bd9Sstevel@tonic-gate  */
6267c478bd9Sstevel@tonic-gate #define	KRTLD_MODE_FIRST	0x0001
6277c478bd9Sstevel@tonic-gate typedef	struct __ddi_modhandle	*ddi_modhandle_t;
6287c478bd9Sstevel@tonic-gate extern ddi_modhandle_t		ddi_modopen(const char *,
6297c478bd9Sstevel@tonic-gate 				    int, int *);
6307c478bd9Sstevel@tonic-gate extern void			*ddi_modsym(ddi_modhandle_t,
6317c478bd9Sstevel@tonic-gate 				    const char *, int *);
6327c478bd9Sstevel@tonic-gate extern int			ddi_modclose(ddi_modhandle_t);
6337c478bd9Sstevel@tonic-gate #pragma	unknown_control_flow(ddi_modopen, ddi_modsym, ddi_modclose)
6347c478bd9Sstevel@tonic-gate 
6357c478bd9Sstevel@tonic-gate /*
6367c478bd9Sstevel@tonic-gate  * Only the following are part of the DDI/DKI
6377c478bd9Sstevel@tonic-gate  */
6387c478bd9Sstevel@tonic-gate extern int	_init(void);
6397c478bd9Sstevel@tonic-gate extern int	_fini(void);
6407c478bd9Sstevel@tonic-gate extern int	_info(struct modinfo *);
6417c478bd9Sstevel@tonic-gate extern int	mod_install(struct modlinkage *);
6427c478bd9Sstevel@tonic-gate extern int	mod_remove(struct modlinkage *);
6437c478bd9Sstevel@tonic-gate extern int	mod_info(struct modlinkage *, struct modinfo *);
6447c478bd9Sstevel@tonic-gate 
6457c478bd9Sstevel@tonic-gate #else	/* _KERNEL */
6467c478bd9Sstevel@tonic-gate 
6477c478bd9Sstevel@tonic-gate extern int modctl(int, ...);
6487c478bd9Sstevel@tonic-gate 
6497c478bd9Sstevel@tonic-gate #endif	/* _KERNEL */
6507c478bd9Sstevel@tonic-gate 
6517c478bd9Sstevel@tonic-gate /*
6527c478bd9Sstevel@tonic-gate  * bit definitions for moddebug.
6537c478bd9Sstevel@tonic-gate  */
6547c478bd9Sstevel@tonic-gate #define	MODDEBUG_LOADMSG	0x80000000	/* print "[un]loading..." msg */
6557c478bd9Sstevel@tonic-gate #define	MODDEBUG_ERRMSG		0x40000000	/* print detailed error msgs */
6567c478bd9Sstevel@tonic-gate #define	MODDEBUG_LOADMSG2	0x20000000	/* print 2nd level msgs */
65725e8c5aaSvikram #define	MODDEBUG_RETIRE		0x10000000	/* print retire msgs */
6587c478bd9Sstevel@tonic-gate #define	MODDEBUG_FINI_EBUSY	0x00020000	/* pretend fini returns EBUSY */
6597c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUL_IPP	0x00010000	/* no Autounloading ipp mods */
6607c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUL_DACF	0x00008000	/* no Autounloading dacf mods */
6617c478bd9Sstevel@tonic-gate #define	MODDEBUG_KEEPTEXT	0x00004000	/* keep text after unloading */
6627c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUL_DRV	0x00001000	/* no Autounloading Drivers */
6637c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUL_EXEC	0x00000800	/* no Autounloading Execs */
6647c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUL_FS	0x00000400	/* no Autounloading File sys */
6657c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUL_MISC	0x00000200	/* no Autounloading misc */
6667c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUL_SCHED	0x00000100	/* no Autounloading scheds */
6677c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUL_STR	0x00000080	/* no Autounloading streams */
6687c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUL_SYS	0x00000040	/* no Autounloading syscalls */
6697c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOCTF		0x00000020	/* do not load CTF debug data */
6707c478bd9Sstevel@tonic-gate #define	MODDEBUG_NOAUTOUNLOAD	0x00000010	/* no autounloading at all */
6717c478bd9Sstevel@tonic-gate #define	MODDEBUG_DDI_MOD	0x00000008	/* ddi_mod{open,sym,close} */
6727c478bd9Sstevel@tonic-gate #define	MODDEBUG_MP_MATCH	0x00000004	/* dev_minorperm */
6737c478bd9Sstevel@tonic-gate #define	MODDEBUG_MINORPERM	0x00000002	/* minor perm modctls */
6747c478bd9Sstevel@tonic-gate #define	MODDEBUG_USERDEBUG	0x00000001	/* bpt after init_module() */
6757c478bd9Sstevel@tonic-gate 
6767c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
6777c478bd9Sstevel@tonic-gate }
6787c478bd9Sstevel@tonic-gate #endif
6797c478bd9Sstevel@tonic-gate 
6807c478bd9Sstevel@tonic-gate #endif	/* _SYS_MODCTL_H */
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