Commit | Line | Data |
---|---|---|
15637ed4 RG |
1 | /* |
2 | * Mach Operating System | |
3 | * Copyright (c) 1991,1990 Carnegie Mellon University | |
4 | * All Rights Reserved. | |
5 | * | |
6 | * Permission to use, copy, modify and distribute this software and its | |
7 | * documentation is hereby granted, provided that both the copyright | |
8 | * notice and this permission notice appear in all copies of the | |
9 | * software, derivative works or modified versions, and any portions | |
10 | * thereof, and that both notices appear in supporting documentation. | |
11 | * | |
12 | * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS | |
13 | * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR | |
14 | * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. | |
15 | * | |
16 | * Carnegie Mellon requests users of this software to return to | |
17 | * | |
18 | * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU | |
19 | * School of Computer Science | |
20 | * Carnegie Mellon University | |
21 | * Pittsburgh PA 15213-3890 | |
22 | * | |
23 | * any improvements or extensions that they make and grant Carnegie the | |
24 | * rights to redistribute these changes. | |
25 | */ | |
26 | /* | |
27 | * HISTORY | |
28 | * $Log: db_break.h,v $ | |
29 | * Revision 1.1 1992/03/25 21:44:59 pace | |
30 | * Initial revision | |
31 | * | |
32 | * Revision 2.4 91/02/05 17:06:06 mrt | |
33 | * Changed to new Mach copyright | |
34 | * [91/01/31 16:17:10 mrt] | |
35 | * | |
36 | * Revision 2.3 90/10/25 14:43:40 rwd | |
37 | * Added map field to breakpoints. | |
38 | * [90/10/18 rpd] | |
39 | * | |
40 | * Revision 2.2 90/08/27 21:50:00 dbg | |
41 | * Modularized typedef names. | |
42 | * [90/08/20 af] | |
43 | * Add external defintions. | |
44 | * [90/08/07 dbg] | |
45 | * Created. | |
46 | * [90/07/25 dbg] | |
47 | * | |
48 | */ | |
49 | /* | |
50 | * Author: David B. Golub, Carnegie Mellon University | |
51 | * Date: 7/90 | |
52 | */ | |
53 | #ifndef _DDB_DB_BREAK_H_ | |
54 | #define _DDB_DB_BREAK_H_ | |
55 | ||
56 | #include <vm/vm_map.h> | |
57 | #include <machine/db_machdep.h> | |
58 | ||
59 | /* | |
60 | * Breakpoint. | |
61 | */ | |
62 | ||
63 | struct db_breakpoint { | |
64 | vm_map_t map; /* in this map */ | |
65 | db_addr_t address; /* set here */ | |
66 | int init_count; /* number of times to skip bkpt */ | |
67 | int count; /* current count */ | |
68 | int flags; /* flags: */ | |
69 | #define BKPT_SINGLE_STEP 0x2 /* to simulate single step */ | |
70 | #define BKPT_TEMP 0x4 /* temporary */ | |
71 | int bkpt_inst; /* saved instruction at bkpt */ | |
72 | struct db_breakpoint *link; /* link in in-use or free chain */ | |
73 | }; | |
74 | typedef struct db_breakpoint *db_breakpoint_t; | |
75 | ||
76 | extern db_breakpoint_t db_find_breakpoint(); | |
77 | extern db_breakpoint_t db_find_breakpoint_here(); | |
78 | extern void db_set_breakpoints(); | |
79 | extern void db_clear_breakpoints(); | |
80 | ||
81 | extern db_breakpoint_t db_set_temp_breakpoint(/* db_addr_t addr */); | |
82 | extern void db_delete_temp_breakpoint(/* db_breakpoint_t bkpt */); | |
83 | ||
84 | #endif _DDB_DB_BREAK_H_ |