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 2006 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26#ifndef _KMDB_KCTL_H
27#define	_KMDB_KCTL_H
28
29#pragma ident	"%Z%%M%	%I%	%E% SMI"
30
31/*
32 * Interfaces used by the driver and mdb to interact with kmdb, and vice versa
33 */
34
35#include <sys/types.h>
36#include <sys/kdi.h>
37
38#include <kmdb/kmdb_auxv.h>
39
40#ifdef __cplusplus
41extern "C" {
42#endif
43
44/*
45 * Interfaces used by mdb to control kmdb
46 */
47#define	KMDB_IOC		(0xDB << 16)
48#define	KMDB_IOC_START		(KMDB_IOC|1)
49#define	KMDB_IOC_STOP		(KMDB_IOC|2)
50
51#define	KMDB_ACT_F_BOOT		0x1		/* activated during boot */
52
53extern int kmdb_init(const char *, kmdb_auxv_t *);
54
55/*
56 * This function should only be defined for sun4v. However the mdb build
57 * uses a custom tool (hdr2map) to generate mapfile from header files but
58 * this tool does not take care of preprocessor directives and functions
59 * are included into the mapfile whatever the architecture is and even
60 * if there is an #ifdef sun4v. So we always declare this function but it
61 * has a fake definition for all architecture but sun4v.
62 */
63extern void kmdb_init_promif(char *, kmdb_auxv_t *);
64
65extern void kmdb_activate(kdi_debugvec_t **, uint_t);
66extern void kmdb_deactivate(void);
67
68#ifdef __cplusplus
69}
70#endif
71
72#endif /* _KMDB_KCTL_H */
73