db_break.h

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    1 /*      $OpenBSD: db_break.h,v 1.12 2019/11/07 13:16:25 mpi Exp $       */
    2 /*      $NetBSD: db_break.h,v 1.8 1996/02/05 01:56:52 christos Exp $    */
    3 
    4 /*
    5  * Mach Operating System
    6  * Copyright (c) 1993,1992,1991,1990 Carnegie Mellon University
    7  * All Rights Reserved.
    8  *
    9  * Permission to use, copy, modify and distribute this software and its
   10  * documentation is hereby granted, provided that both the copyright
   11  * notice and this permission notice appear in all copies of the
   12  * software, derivative works or modified versions, and any portions
   13  * thereof, and that both notices appear in supporting documentation.
   14  *
   15  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
   16  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
   17  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
   18  *
   19  * Carnegie Mellon requests users of this software to return to
   20  *
   21  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
   22  *  School of Computer Science
   23  *  Carnegie Mellon University
   24  *  Pittsburgh PA 15213-3890
   25  *
   26  * any improvements or extensions that they make and grant Carnegie Mellon
   27  * the rights to redistribute these changes.
   28  *
   29  *      Author: David B. Golub, Carnegie Mellon University
   30  *      Date:   7/90
   31  */
   32 
   33 #ifndef _DDB_DB_BREAK_H_
   34 #define _DDB_DB_BREAK_H_
   35 
   36 #include <uvm/uvm_extern.h>
   37 
   38 /*
   39  * Breakpoints.
   40  */
   41 typedef struct db_breakpoint {
   42         vaddr_t address;                /* set here */
   43         int     init_count;             /* number of times to skip bkpt */
   44         int     count;                  /* current count */
   45         int     flags;                  /* flags: */
   46 #define BKPT_SINGLE_STEP        0x2         /* to simulate single step */
   47 #define BKPT_TEMP               0x4         /* temporary */
   48         int     bkpt_inst;              /* saved instruction at bkpt */
   49         struct db_breakpoint *link;     /* link in in-use or free chain */
   50 } *db_breakpoint_t;
   51 
   52 db_breakpoint_t db_find_breakpoint(vaddr_t);
   53 void db_set_breakpoints(void);
   54 void db_clear_breakpoints(void);
   55 db_breakpoint_t db_set_temp_breakpoint(vaddr_t);
   56 void db_delete_temp_breakpoint(db_breakpoint_t);
   57 void db_delete_cmd(db_expr_t, int, db_expr_t, char *);
   58 void db_breakpoint_cmd(db_expr_t, int, db_expr_t, char *);
   59 void db_listbreak_cmd(db_expr_t, int, db_expr_t, char *);
   60 
   61 #endif  /* _DDB_DB_BREAK_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/ddb/db_break.h

FreeBSD/Linux Kernel Cross Reference
sys/ddb/db_break.h