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db_break.h revision 1.16 
      1  1.16    simonb /*	$NetBSD: db_break.h,v 1.16 2002/02/15 07:33:49 simonb Exp $	*/
      2   1.5       cgd 
      3  1.16    simonb /*
      4   1.1       cgd  * Mach Operating System
      5   1.1       cgd  * Copyright (c) 1991,1990 Carnegie Mellon University
      6   1.1       cgd  * All Rights Reserved.
      7  1.16    simonb  *
      8   1.1       cgd  * Permission to use, copy, modify and distribute this software and its
      9   1.1       cgd  * documentation is hereby granted, provided that both the copyright
     10   1.1       cgd  * notice and this permission notice appear in all copies of the
     11   1.1       cgd  * software, derivative works or modified versions, and any portions
     12   1.1       cgd  * thereof, and that both notices appear in supporting documentation.
     13  1.16    simonb  *
     14  1.13        pk  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     15   1.1       cgd  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     16   1.1       cgd  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     17  1.16    simonb  *
     18   1.1       cgd  * Carnegie Mellon requests users of this software to return to
     19  1.16    simonb  *
     20   1.1       cgd  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     21   1.1       cgd  *  School of Computer Science
     22   1.1       cgd  *  Carnegie Mellon University
     23   1.1       cgd  *  Pittsburgh PA 15213-3890
     24  1.16    simonb  *
     25   1.1       cgd  * any improvements or extensions that they make and grant Carnegie the
     26   1.1       cgd  * rights to redistribute these changes.
     27   1.1       cgd  *
     28   1.1       cgd  *	Author: David B. Golub, Carnegie Mellon University
     29   1.1       cgd  *	Date:	7/90
     30   1.1       cgd  */
     31   1.4   mycroft 
     32   1.1       cgd #ifndef	_DDB_DB_BREAK_H_
     33   1.1       cgd #define	_DDB_DB_BREAK_H_
     34   1.1       cgd 
     35  1.14       mrg #include <uvm/uvm_extern.h>
     36   1.1       cgd 
     37   1.1       cgd /*
     38   1.7   mycroft  * Breakpoints.
     39   1.1       cgd  */
     40   1.6   mycroft typedef struct db_breakpoint {
     41  1.15       chs 	struct vm_map *map;			/* in this map */
     42   1.1       cgd 	db_addr_t address;		/* set here */
     43   1.1       cgd 	int	init_count;		/* number of times to skip bkpt */
     44   1.1       cgd 	int	count;			/* current count */
     45   1.1       cgd 	int	flags;			/* flags: */
     46   1.1       cgd #define	BKPT_SINGLE_STEP	0x2	    /* to simulate single step */
     47   1.1       cgd #define	BKPT_TEMP		0x4	    /* temporary */
     48   1.9   thorpej 	db_expr_t bkpt_inst;		/* saved instruction at bkpt */
     49   1.1       cgd 	struct db_breakpoint *link;	/* link in in-use or free chain */
     50   1.6   mycroft } *db_breakpoint_t;
     51   1.1       cgd 
     52  1.16    simonb db_breakpoint_t	db_find_breakpoint_here(db_addr_t);
     53  1.16    simonb void		db_set_breakpoints(void);
     54  1.16    simonb void		db_clear_breakpoints(void);
     55  1.16    simonb void		db_delete_cmd(db_expr_t, int, db_expr_t, char *);
     56  1.16    simonb void		db_breakpoint_cmd(db_expr_t, int, db_expr_t, char *);
     57  1.16    simonb void		db_listbreak_cmd(db_expr_t, int, db_expr_t, char *);
     58  1.16    simonb boolean_t	db_map_equal(struct vm_map *, struct vm_map *);
     59  1.16    simonb boolean_t	db_map_current(struct vm_map *);
     60  1.16    simonb struct vm_map  *db_map_addr(vaddr_t);
     61   1.1       cgd 
     62   1.8  christos #endif	/* _DDB_DB_BREAK_H_ */
     63