Home | History | Annotate | Line # | Download | only in ddb
db_watch.h revision 1.2 
      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 (at) 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  * $Id: db_watch.h,v 1.2 1993/05/20 03:39:39 cgd Exp $
     28  *
     29  * HISTORY
     30  * $Log: db_watch.h,v $
     31  * Revision 1.2  1993/05/20 03:39:39  cgd
     32  * add explicit rcs id
     33  *
     34  * Revision 1.1.1.1  1993/03/21  09:46:27  cgd
     35  * initial import of 386bsd-0.1 sources
     36  *
     37  * Revision 1.1  1992/03/25  21:45:40  pace
     38  * Initial revision
     39  *
     40  * Revision 2.3  91/02/05  17:07:31  mrt
     41  * 	Changed to new Mach copyright
     42  * 	[91/01/31  16:20:09  mrt]
     43  *
     44  * Revision 2.2  90/10/25  14:44:21  rwd
     45  * 	Generalized the watchpoint support.
     46  * 	[90/10/16            rwd]
     47  * 	Created.
     48  * 	[90/10/16            rpd]
     49  *
     50  */
     51 /*
     52  * 	Author: David B. Golub, Carnegie Mellon University
     53  *	Date:	10/90
     54  */
     55 
     56 #ifndef	_DDB_DB_WATCH_
     57 #define	_DDB_DB_WATCH_
     58 
     59 #include <vm/vm_map.h>
     60 #include <machine/db_machdep.h>
     61 
     62 /*
     63  * Watchpoint.
     64  */
     65 
     66 typedef struct db_watchpoint {
     67 	vm_map_t map;			/* in this map */
     68 	db_addr_t loaddr;		/* from this address */
     69 	db_addr_t hiaddr;		/* to this address */
     70 	struct db_watchpoint *link;	/* link in in-use or free chain */
     71 } *db_watchpoint_t;
     72 
     73 extern boolean_t db_find_watchpoint(/* vm_map_t map, db_addr_t addr,
     74 				     db_regs_t *regs */);
     75 extern void db_set_watchpoints();
     76 extern void db_clear_watchpoints();
     77 
     78 extern void db_set_watchpoint(/* vm_map_t map, db_addr_t addr, vm_size_t size */);
     79 extern void db_delete_watchpoint(/* vm_map_t map, db_addr_t addr */);
     80 extern void db_list_watchpoints();
     81 
     82 #endif	_DDB_DB_WATCH_
     83