xref: /illumos-gate/usr/src/uts/common/sys/kmdb.h (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef _KMDB_H
28 #define	_KMDB_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #include <sys/modctl.h>
33 
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37 
38 #define	KMDB_IOC		(0xDB << 16)
39 #define	KMDB_IOC_START		(KMDB_IOC|1)	/* mdb: load debugger */
40 #define	KMDB_IOC_STOP		(KMDB_IOC|2)	/* mdb: unload debugger */
41 
42 #define	KMDB_F_AUTO_ENTRY	0x1	/* auto enter debugger after mdb -K */
43 #define	KMDB_F_TRAP_NOSWITCH	0x2	/* don't use debugger's IDT/TBA */
44 #define	KMDB_F_DRV_DEBUG	0x4	/* enable driver's debug messages */
45 
46 struct bootops;
47 
48 extern int kctl_attach(dev_info_t *);
49 extern int kctl_detach(void);
50 extern int kctl_get_state(void);
51 extern int kctl_modload_activate(size_t, const char *, uint_t);
52 extern int kctl_deactivate(void);
53 
54 typedef int kctl_boot_activate_f(struct bootops *, void *, size_t,
55     const char **);
56 
57 #ifdef __cplusplus
58 }
59 #endif
60 
61 #endif /* _KMDB_H */
62