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69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
/* Simulator watchpoint support.
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Copyright (C) 1997 Free Software Foundation, Inc.
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Contributed by Cygnus Support.
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This file is part of GDB, the GNU debugger.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#ifndef SIM_WATCH_H
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#define SIM_WATCH_H
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typedef enum {
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pc_watchpoint,
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clock_watchpoint,
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cycles_watchpoint,
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nr_watchpoint_types,
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} watchpoint_type;
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typedef enum {
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invalid_watchpoint_action,
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n_interrupt_watchpoint_action,
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interrupt_watchpoint_action,
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break_watchpoint_action,
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} watchpoint_action;
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typedef struct _sim_watch_point {
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watchpoint_action action;
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int is_within;
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long arg;
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sim_event *event;
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} sim_watch_point;
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typedef struct _sim_watchpoints {
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/* Pointer into the host's data structures specifying the
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address/size of the program-counter */
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/* FIXME: In the future this shall be generalized so that any of the
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N processors M registers can be watched */
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void *pc;
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int sizeof_pc;
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/* Pointer to the handler for interrupt watchpoints */
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/* FIXME: can this be done better? */
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sim_event_handler *interrupt_handler;
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/* suported watchpoints */
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sim_watch_point points[nr_watchpoint_types];
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} sim_watchpoints;
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/* Watch install handler. */
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MODULE_INSTALL_FN sim_watchpoint_install;
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#endif /* SIM_WATCH_H */
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