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db_watch.h revision 1.3 
      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 1.3 1994/01/08 01:01:52 mycroft Exp $
     28  *
     29  * HISTORY
     30  * $Log: db_watch.h,v $
     31  * Revision 1.3  1994/01/08 01:01:52  mycroft
     32  * Rearrange some #includes.
     33  *
     34  * Revision 1.2  1993/05/20  03:39:39  cgd
     35  * add explicit rcs id
     36  *
     37  * Revision 1.1.1.1  1993/03/21  09:46:27  cgd
     38  * initial import of 386bsd-0.1 sources
     39  *
     40  * Revision 1.1  1992/03/25  21:45:40  pace
     41  * Initial revision
     42  *
     43  * Revision 2.3  91/02/05  17:07:31  mrt
     44  * 	Changed to new Mach copyright
     45  * 	[91/01/31  16:20:09  mrt]
     46  *
     47  * Revision 2.2  90/10/25  14:44:21  rwd
     48  * 	Generalized the watchpoint support.
     49  * 	[90/10/16            rwd]
     50  * 	Created.
     51  * 	[90/10/16            rpd]
     52  *
     53  */
     54 /*
     55  * 	Author: David B. Golub, Carnegie Mellon University
     56  *	Date:	10/90
     57  */
     58 
     59 #ifndef	_DDB_DB_WATCH_
     60 #define	_DDB_DB_WATCH_
     61 
     62 #include <vm/vm.h>
     63 
     64 #include <machine/db_machdep.h>
     65 
     66 /*
     67  * Watchpoint.
     68  */
     69 
     70 typedef struct db_watchpoint {
     71 	vm_map_t map;			/* in this map */
     72 	db_addr_t loaddr;		/* from this address */
     73 	db_addr_t hiaddr;		/* to this address */
     74 	struct db_watchpoint *link;	/* link in in-use or free chain */
     75 } *db_watchpoint_t;
     76 
     77 extern boolean_t db_find_watchpoint(/* vm_map_t map, db_addr_t addr,
     78 				     db_regs_t *regs */);
     79 extern void db_set_watchpoints();
     80 extern void db_clear_watchpoints();
     81 
     82 extern void db_set_watchpoint(/* vm_map_t map, db_addr_t addr, vm_size_t size */);
     83 extern void db_delete_watchpoint(/* vm_map_t map, db_addr_t addr */);
     84 extern void db_list_watchpoints();
     85 
     86 #endif	_DDB_DB_WATCH_
     87