xref: /freebsd/sys/ddb/db_watch.h (revision 0edf66ec)
15b81b6b3SRodney W. Grimes /*
25b81b6b3SRodney W. Grimes  * Mach Operating System
35b81b6b3SRodney W. Grimes  * Copyright (c) 1991,1990 Carnegie Mellon University
45b81b6b3SRodney W. Grimes  * All Rights Reserved.
55b81b6b3SRodney W. Grimes  *
65b81b6b3SRodney W. Grimes  * Permission to use, copy, modify and distribute this software and its
75b81b6b3SRodney W. Grimes  * documentation is hereby granted, provided that both the copyright
85b81b6b3SRodney W. Grimes  * notice and this permission notice appear in all copies of the
95b81b6b3SRodney W. Grimes  * software, derivative works or modified versions, and any portions
105b81b6b3SRodney W. Grimes  * thereof, and that both notices appear in supporting documentation.
115b81b6b3SRodney W. Grimes  *
125b81b6b3SRodney W. Grimes  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
135b81b6b3SRodney W. Grimes  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
145b81b6b3SRodney W. Grimes  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
155b81b6b3SRodney W. Grimes  *
165b81b6b3SRodney W. Grimes  * Carnegie Mellon requests users of this software to return to
175b81b6b3SRodney W. Grimes  *
185b81b6b3SRodney W. Grimes  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
195b81b6b3SRodney W. Grimes  *  School of Computer Science
205b81b6b3SRodney W. Grimes  *  Carnegie Mellon University
215b81b6b3SRodney W. Grimes  *  Pittsburgh PA 15213-3890
225b81b6b3SRodney W. Grimes  *
235b81b6b3SRodney W. Grimes  * any improvements or extensions that they make and grant Carnegie the
245b81b6b3SRodney W. Grimes  * rights to redistribute these changes.
250edf66ecSRodney W. Grimes  *
260edf66ecSRodney W. Grimes  *	$Id$
275b81b6b3SRodney W. Grimes  */
280edf66ecSRodney W. Grimes 
295b81b6b3SRodney W. Grimes /*
305b81b6b3SRodney W. Grimes  * 	Author: David B. Golub, Carnegie Mellon University
315b81b6b3SRodney W. Grimes  *	Date:	10/90
325b81b6b3SRodney W. Grimes  */
335b81b6b3SRodney W. Grimes 
345b81b6b3SRodney W. Grimes #ifndef	_DDB_DB_WATCH_
355b81b6b3SRodney W. Grimes #define	_DDB_DB_WATCH_
365b81b6b3SRodney W. Grimes 
375b81b6b3SRodney W. Grimes #include <vm/vm_map.h>
385b81b6b3SRodney W. Grimes #include <machine/db_machdep.h>
395b81b6b3SRodney W. Grimes 
405b81b6b3SRodney W. Grimes /*
415b81b6b3SRodney W. Grimes  * Watchpoint.
425b81b6b3SRodney W. Grimes  */
435b81b6b3SRodney W. Grimes 
445b81b6b3SRodney W. Grimes typedef struct db_watchpoint {
455b81b6b3SRodney W. Grimes 	vm_map_t map;			/* in this map */
465b81b6b3SRodney W. Grimes 	db_addr_t loaddr;		/* from this address */
475b81b6b3SRodney W. Grimes 	db_addr_t hiaddr;		/* to this address */
485b81b6b3SRodney W. Grimes 	struct db_watchpoint *link;	/* link in in-use or free chain */
495b81b6b3SRodney W. Grimes } *db_watchpoint_t;
505b81b6b3SRodney W. Grimes 
515b81b6b3SRodney W. Grimes extern boolean_t db_find_watchpoint(/* vm_map_t map, db_addr_t addr,
525b81b6b3SRodney W. Grimes 				     db_regs_t *regs */);
535b81b6b3SRodney W. Grimes extern void db_set_watchpoints();
545b81b6b3SRodney W. Grimes extern void db_clear_watchpoints();
555b81b6b3SRodney W. Grimes 
565b81b6b3SRodney W. Grimes extern void db_set_watchpoint(/* vm_map_t map, db_addr_t addr, vm_size_t size */);
575b81b6b3SRodney W. Grimes extern void db_delete_watchpoint(/* vm_map_t map, db_addr_t addr */);
585b81b6b3SRodney W. Grimes extern void db_list_watchpoints();
595b81b6b3SRodney W. Grimes 
605b81b6b3SRodney W. Grimes #endif	_DDB_DB_WATCH_
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