xref: /illumos-gate/usr/src/uts/common/sys/kmdb.h (revision 9164a50bf932130cbb5097a16f6986873ce0e6e5)
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 #include <sys/modctl.h>
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 #define	KMDB_IOC		(0xDB << 16)
37 #define	KMDB_IOC_START		(KMDB_IOC|1)	/* mdb: load debugger */
38 #define	KMDB_IOC_STOP		(KMDB_IOC|2)	/* mdb: unload debugger */
39 
40 #define	KMDB_F_AUTO_ENTRY	0x1	/* auto enter debugger after mdb -K */
41 #define	KMDB_F_TRAP_NOSWITCH	0x2	/* don't use debugger's IDT/TBA */
42 #define	KMDB_F_DRV_DEBUG	0x4	/* enable driver's debug messages */
43 
44 struct bootops;
45 
46 extern int kctl_attach(dev_info_t *);
47 extern int kctl_detach(void);
48 extern int kctl_get_state(void);
49 extern int kctl_modload_activate(size_t, const char *, uint_t);
50 extern int kctl_deactivate(void);
51 
52 typedef int kctl_boot_activate_f(struct bootops *, void *, size_t,
53     const char **);
54 
55 #ifdef __cplusplus
56 }
57 #endif
58 
59 #endif /* _KMDB_H */
60