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mirror of https://git.FreeBSD.org/src.git synced 2024-12-05 09:14:03 +00:00
freebsd/sys/ddb/db_watch.h
1993-06-12 14:58:17 +00:00

75 lines
2.2 KiB
C

/*
* Mach Operating System
* Copyright (c) 1991,1990 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
/*
* HISTORY
* $Log: db_watch.h,v $
* Revision 1.1 1992/03/25 21:45:40 pace
* Initial revision
*
* Revision 2.3 91/02/05 17:07:31 mrt
* Changed to new Mach copyright
* [91/01/31 16:20:09 mrt]
*
* Revision 2.2 90/10/25 14:44:21 rwd
* Generalized the watchpoint support.
* [90/10/16 rwd]
* Created.
* [90/10/16 rpd]
*
*/
/*
* Author: David B. Golub, Carnegie Mellon University
* Date: 10/90
*/
#ifndef _DDB_DB_WATCH_
#define _DDB_DB_WATCH_
#include <vm/vm_map.h>
#include <machine/db_machdep.h>
/*
* Watchpoint.
*/
typedef struct db_watchpoint {
vm_map_t map; /* in this map */
db_addr_t loaddr; /* from this address */
db_addr_t hiaddr; /* to this address */
struct db_watchpoint *link; /* link in in-use or free chain */
} *db_watchpoint_t;
extern boolean_t db_find_watchpoint(/* vm_map_t map, db_addr_t addr,
db_regs_t *regs */);
extern void db_set_watchpoints();
extern void db_clear_watchpoints();
extern void db_set_watchpoint(/* vm_map_t map, db_addr_t addr, vm_size_t size */);
extern void db_delete_watchpoint(/* vm_map_t map, db_addr_t addr */);
extern void db_list_watchpoints();
#endif _DDB_DB_WATCH_