usr/src/cmd/mdb/common/kmdb/kmdb_kctl.h

   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
  41 extern "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
  53 extern 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  */
  63 extern void kmdb_init_promif(char *, kmdb_auxv_t *);
  64
  65 extern void kmdb_activate(kdi_debugvec_t **, uint_t);
  66 extern void kmdb_deactivate(void);
  67
  68 #ifdef __cplusplus
  69 }
  70 #endif
  71
  72 #endif /* _KMDB_KCTL_H */