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   1 /***************************************************************************
   2  *   Copyright (C) 2005 by Dominic Rath                                    *
   3  *   Dominic.Rath@gmx.de                                                   *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #ifndef BREAKPOINTS_H
  22 #define BREAKPOINTS_H
  23
  24 #include <helper/types.h>
  25
  26 struct target;
  27
  28 enum breakpoint_type {
  29         BKPT_HARD,
  30         BKPT_SOFT,
  31 };
  32
  33 enum watchpoint_rw {
  34         WPT_READ = 0, WPT_WRITE = 1, WPT_ACCESS = 2
  35 };
  36
  37 struct breakpoint {
  38         uint32_t address;
  39         uint32_t asid;
  40         int length;
  41         enum breakpoint_type type;
  42         int set;
  43         uint8_t *orig_instr;
  44         struct breakpoint *next;
  45         uint32_t unique_id;
  46         int linked_BRP;
  47 };
  48
  49 struct watchpoint {
  50         uint32_t address;
  51         uint32_t length;
  52         uint32_t mask;
  53         uint32_t value;
  54         enum watchpoint_rw rw;
  55         int set;
  56         struct watchpoint *next;
  57         int unique_id;
  58 };
  59
  60 void breakpoint_clear_target(struct target *target);
  61 int breakpoint_add(struct target *target,
  62                 uint32_t address, uint32_t length, enum breakpoint_type type);
  63 int context_breakpoint_add(struct target *target,
  64                 uint32_t asid, uint32_t length, enum breakpoint_type type);
  65 int hybrid_breakpoint_add(struct target *target,
  66                 uint32_t address, uint32_t asid, uint32_t length, enum breakpoint_type type);
  67 void breakpoint_remove(struct target *target, uint32_t address);
  68
  69 struct breakpoint *breakpoint_find(struct target *target, uint32_t address);
  70
  71 void watchpoint_clear_target(struct target *target);
  72 int watchpoint_add(struct target *target,
  73                 uint32_t address, uint32_t length,
  74                 enum watchpoint_rw rw, uint32_t value, uint32_t mask);
  75 void watchpoint_remove(struct target *target, uint32_t address);
  76
  77 #endif /* BREAKPOINTS_H */