db_break.h revision 1.3 1 1.1 cgd /*
2 1.1 cgd * Mach Operating System
3 1.1 cgd * Copyright (c) 1991,1990 Carnegie Mellon University
4 1.1 cgd * All Rights Reserved.
5 1.1 cgd *
6 1.1 cgd * Permission to use, copy, modify and distribute this software and its
7 1.1 cgd * documentation is hereby granted, provided that both the copyright
8 1.1 cgd * notice and this permission notice appear in all copies of the
9 1.1 cgd * software, derivative works or modified versions, and any portions
10 1.1 cgd * thereof, and that both notices appear in supporting documentation.
11 1.1 cgd *
12 1.1 cgd * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
13 1.1 cgd * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
14 1.1 cgd * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
15 1.1 cgd *
16 1.1 cgd * Carnegie Mellon requests users of this software to return to
17 1.1 cgd *
18 1.1 cgd * Software Distribution Coordinator or Software.Distribution (at) CS.CMU.EDU
19 1.1 cgd * School of Computer Science
20 1.1 cgd * Carnegie Mellon University
21 1.1 cgd * Pittsburgh PA 15213-3890
22 1.1 cgd *
23 1.1 cgd * any improvements or extensions that they make and grant Carnegie the
24 1.1 cgd * rights to redistribute these changes.
25 1.1 cgd */
26 1.1 cgd /*
27 1.3 mycroft * $Id: db_break.h,v 1.3 1994/01/08 01:01:50 mycroft Exp $
28 1.2 cgd *
29 1.1 cgd * HISTORY
30 1.1 cgd * $Log: db_break.h,v $
31 1.3 mycroft * Revision 1.3 1994/01/08 01:01:50 mycroft
32 1.3 mycroft * Rearrange some #includes.
33 1.3 mycroft *
34 1.2 cgd * Revision 1.2 1993/05/20 03:39:09 cgd
35 1.2 cgd * add explicit rcs id
36 1.2 cgd *
37 1.1 cgd * Revision 1.1.1.1 1993/03/21 09:46:26 cgd
38 1.1 cgd * initial import of 386bsd-0.1 sources
39 1.1 cgd *
40 1.1 cgd * Revision 1.1 1992/03/25 21:44:59 pace
41 1.1 cgd * Initial revision
42 1.1 cgd *
43 1.1 cgd * Revision 2.4 91/02/05 17:06:06 mrt
44 1.1 cgd * Changed to new Mach copyright
45 1.1 cgd * [91/01/31 16:17:10 mrt]
46 1.1 cgd *
47 1.1 cgd * Revision 2.3 90/10/25 14:43:40 rwd
48 1.1 cgd * Added map field to breakpoints.
49 1.1 cgd * [90/10/18 rpd]
50 1.1 cgd *
51 1.1 cgd * Revision 2.2 90/08/27 21:50:00 dbg
52 1.1 cgd * Modularized typedef names.
53 1.1 cgd * [90/08/20 af]
54 1.1 cgd * Add external defintions.
55 1.1 cgd * [90/08/07 dbg]
56 1.1 cgd * Created.
57 1.1 cgd * [90/07/25 dbg]
58 1.1 cgd *
59 1.1 cgd */
60 1.1 cgd /*
61 1.1 cgd * Author: David B. Golub, Carnegie Mellon University
62 1.1 cgd * Date: 7/90
63 1.1 cgd */
64 1.3 mycroft #ifndef _DDB_DB_BREAK_H_
65 1.3 mycroft #define _DDB_DB_BREAK_H_
66 1.1 cgd
67 1.1 cgd #include <vm/vm.h>
68 1.1 cgd
69 1.1 cgd #include <machine/db_machdep.h>
70 1.1 cgd
71 1.1 cgd /*
72 1.1 cgd * Breakpoint.
73 1.1 cgd */
74 1.1 cgd
75 1.1 cgd struct db_breakpoint {
76 1.1 cgd vm_map_t map; /* in this map */
77 1.1 cgd db_addr_t address; /* set here */
78 1.1 cgd int init_count; /* number of times to skip bkpt */
79 1.1 cgd int count; /* current count */
80 1.1 cgd int flags; /* flags: */
81 1.1 cgd #define BKPT_SINGLE_STEP 0x2 /* to simulate single step */
82 1.1 cgd #define BKPT_TEMP 0x4 /* temporary */
83 1.1 cgd int bkpt_inst; /* saved instruction at bkpt */
84 1.1 cgd struct db_breakpoint *link; /* link in in-use or free chain */
85 1.1 cgd };
86 1.1 cgd typedef struct db_breakpoint *db_breakpoint_t;
87 1.1 cgd
88 1.1 cgd extern db_breakpoint_t db_find_breakpoint();
89 1.1 cgd extern db_breakpoint_t db_find_breakpoint_here();
90 1.1 cgd extern void db_set_breakpoints();
91 1.1 cgd extern void db_clear_breakpoints();
92 1.1 cgd
93 1.1 cgd extern db_breakpoint_t db_set_temp_breakpoint(/* db_addr_t addr */);
94 extern void db_delete_temp_breakpoint(/* db_breakpoint_t bkpt */);
95
96 #endif _DDB_DB_BREAK_H_
97