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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /*
23: * @OSF_COPYRIGHT@
24: */
25: /*
26: * HISTORY
27: *
28: * Revision 1.1.1.1 1998/09/22 21:05:47 wsanchez
29: * Import of Mac OS X kernel (~semeria)
30: *
31: * Revision 1.1.1.1 1998/03/07 02:26:09 wsanchez
32: * Import of OSF Mach kernel (~mburg)
33: *
34: * Revision 1.1.18.3 1995/01/06 19:10:05 devrcs
35: * mk6 CR668 - 1.3b26 merge
36: * 64bit cleanup, prototypes.
37: * [1994/10/14 03:39:52 dwm]
38: *
39: * Revision 1.1.18.2 1994/09/23 01:18:04 ezf
40: * change marker to not FREE
41: * [1994/09/22 21:09:24 ezf]
42: *
43: * Revision 1.1.18.1 1994/06/11 21:11:29 bolinger
44: * Merge up to NMK17.2.
45: * [1994/06/11 20:03:39 bolinger]
46: *
47: * Revision 1.1.16.1 1994/04/11 09:34:32 bernadat
48: * Moved db_breakpoint struct declaration from db_break.c
49: * to here.
50: * [94/03/16 bernadat]
51: *
52: * Revision 1.1.12.2 1994/03/17 22:35:24 dwm
53: * The infamous name change: thread_activation + thread_shuttle = thread.
54: * [1994/03/17 21:25:41 dwm]
55: *
56: * Revision 1.1.12.1 1994/01/12 17:50:30 dwm
57: * Coloc: initial restructuring to follow Utah model.
58: * [1994/01/12 17:13:00 dwm]
59: *
60: * Revision 1.1.4.4 1993/07/27 18:26:51 elliston
61: * Add ANSI prototypes. CR #9523.
62: * [1993/07/27 18:10:59 elliston]
63: *
64: * Revision 1.1.4.3 1993/06/07 22:06:31 jeffc
65: * CR9176 - ANSI C violations: trailing tokens on CPP
66: * directives, extra semicolons after decl_ ..., asm keywords
67: * [1993/06/07 18:57:06 jeffc]
68: *
69: * Revision 1.1.4.2 1993/06/02 23:10:21 jeffc
70: * Added to OSF/1 R1.3 from NMK15.0.
71: * [1993/06/02 20:55:49 jeffc]
72: *
73: * Revision 1.1 1992/09/30 02:24:12 robert
74: * Initial revision
75: *
76: * $EndLog$
77: */
78: /* CMU_HIST */
79: /*
80: * Revision 2.6 91/10/09 15:58:03 af
81: * Revision 2.5.3.1 91/10/05 13:05:04 jeffreyh
82: * Added db_thread_breakpoint structure, and added task and threads
83: * field to db_breakpoint structure. Some status flags were also
84: * added to keep track user space break point correctly.
85: * [91/08/29 tak]
86: *
87: * Revision 2.5.3.1 91/10/05 13:05:04 jeffreyh
88: * Added db_thread_breakpoint structure, and added task and threads
89: * field to db_breakpoint structure. Some status flags were also
90: * added to keep track user space break point correctly.
91: * [91/08/29 tak]
92: *
93: * Revision 2.5 91/05/14 15:32:35 mrt
94: * Correcting copyright
95: *
96: * Revision 2.4 91/02/05 17:06:06 mrt
97: * Changed to new Mach copyright
98: * [91/01/31 16:17:10 mrt]
99: *
100: * Revision 2.3 90/10/25 14:43:40 rwd
101: * Added map field to breakpoints.
102: * [90/10/18 rpd]
103: *
104: * Revision 2.2 90/08/27 21:50:00 dbg
105: * Modularized typedef names.
106: * [90/08/20 af]
107: * Add external defintions.
108: * [90/08/07 dbg]
109: * Created.
110: * [90/07/25 dbg]
111: *
112: */
113: /* CMU_ENDHIST */
114: /*
115: * Mach Operating System
116: * Copyright (c) 1991,1990 Carnegie Mellon University
117: * All Rights Reserved.
118: *
119: * Permission to use, copy, modify and distribute this software and its
120: * documentation is hereby granted, provided that both the copyright
121: * notice and this permission notice appear in all copies of the
122: * software, derivative works or modified versions, and any portions
123: * thereof, and that both notices appear in supporting documentation.
124: *
125: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
126: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
127: * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
128: *
129: * Carnegie Mellon requests users of this software to return to
130: *
131: * Software Distribution Coordinator or [email protected]
132: * School of Computer Science
133: * Carnegie Mellon University
134: * Pittsburgh PA 15213-3890
135: *
136: * any improvements or extensions that they make and grant Carnegie Mellon
137: * the rights to redistribute these changes.
138: */
139: /*
140: */
141: /*
142: * Author: David B. Golub, Carnegie Mellon University
143: * Date: 7/90
144: */
145: #ifndef _DDB_DB_BREAK_H_
146: #define _DDB_DB_BREAK_H_
147:
148: #include <machine/db_machdep.h>
149: #include <kern/thread.h>
150: #include <kern/task.h>
151: #include <mach/boolean.h>
152:
153: /*
154: * thread list at the same breakpoint address
155: */
156: struct db_thread_breakpoint {
157: vm_offset_t tb_task_thd; /* target task or thread */
158: boolean_t tb_is_task; /* task qualified */
159: short tb_number; /* breakpoint number */
160: short tb_init_count; /* skip count(initial value) */
161: short tb_count; /* current skip count */
162: short tb_cond; /* break condition */
163: struct db_thread_breakpoint *tb_next; /* next chain */
164: };
165: typedef struct db_thread_breakpoint *db_thread_breakpoint_t;
166:
167: /*
168: * Breakpoint.
169: */
170: struct db_breakpoint {
171: task_t task; /* target task */
172: db_addr_t address; /* set here */
173: db_thread_breakpoint_t threads; /* thread */
174: int flags; /* flags: */
175: #define BKPT_SINGLE_STEP 0x2 /* to simulate single step */
176: #define BKPT_TEMP 0x4 /* temporary */
177: #define BKPT_USR_GLOBAL 0x8 /* global user space break point */
178: #define BKPT_SET_IN_MEM 0x10 /* break point is set in memory */
179: #define BKPT_1ST_SET 0x20 /* 1st time set of user global bkpt */
180: vm_size_t bkpt_inst; /* saved instruction at bkpt */
181: struct db_breakpoint *link; /* link in in-use or free chain */
182: };
183:
184: typedef struct db_breakpoint *db_breakpoint_t;
185:
186:
187: /*
188: * Prototypes for functions exported by this module.
189: */
190:
191: db_thread_breakpoint_t db_find_thread_breakpoint_here(
192: task_t task,
193: db_addr_t addr);
194:
195: void db_check_breakpoint_valid(void);
196:
197: void db_set_breakpoint(
198: task_t task,
199: db_addr_t addr,
200: int count,
201: thread_act_t thr_act,
202: boolean_t task_bpt);
203:
204: db_breakpoint_t db_find_breakpoint(
205: task_t task,
206: db_addr_t addr);
207:
208: boolean_t db_find_breakpoint_here(
209: task_t task,
210: db_addr_t addr);
211:
212: db_thread_breakpoint_t db_find_breakpoint_number(
213: int num,
214: db_breakpoint_t *bkptp);
215:
216: void db_set_breakpoints(void);
217:
218: void db_clear_breakpoints(void);
219:
220: db_breakpoint_t db_set_temp_breakpoint(
221: task_t task,
222: db_addr_t addr);
223:
224: void db_delete_temp_breakpoint(
225: task_t task,
226: db_breakpoint_t bkpt);
227:
228: void db_delete_cmd(void);
229:
230: void db_breakpoint_cmd(
231: db_expr_t addr,
232: int have_addr,
233: db_expr_t count,
234: char * modif);
235:
236: void db_listbreak_cmd(void);
237:
238: #endif /* !_DDB_DB_BREAK_H_ */
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