xref: /freebsd/sys/ddb/db_watch.h (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
1 /*-
2  * SPDX-License-Identifier: MIT-CMU
3  *
4  * Mach Operating System
5  * Copyright (c) 1991,1990 Carnegie Mellon University
6  * All Rights Reserved.
7  *
8  * Permission to use, copy, modify and distribute this software and its
9  * documentation is hereby granted, provided that both the copyright
10  * notice and this permission notice appear in all copies of the
11  * software, derivative works or modified versions, and any portions
12  * thereof, and that both notices appear in supporting documentation.
13  *
14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
16  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
17  *
18  * Carnegie Mellon requests users of this software to return to
19  *
20  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
21  *  School of Computer Science
22  *  Carnegie Mellon University
23  *  Pittsburgh PA 15213-3890
24  *
25  * any improvements or extensions that they make and grant Carnegie the
26  * rights to redistribute these changes.
27  */
28 
29 /*
30  *	Author: David B. Golub, Carnegie Mellon University
31  *	Date:	10/90
32  */
33 
34 #ifndef _DDB_DB_WATCH_H_
35 #define	_DDB_DB_WATCH_H_
36 
37 /*
38  * Watchpoint.
39  */
40 
41 typedef struct db_watchpoint {
42 	vm_map_t map;			/* in this map */
43 	db_addr_t loaddr;		/* from this address */
44 	db_addr_t hiaddr;		/* to this address */
45 	struct db_watchpoint *link;	/* link in in-use or free chain */
46 } *db_watchpoint_t;
47 
48 #endif /* !_DDB_DB_WATCH_H_ */
49