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/* Misc. low level support for i386.
Copyright (C) 2009-2014 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "nat/i386-dregs.h"
/* Initialize STATE. */
extern void i386_low_init_dregs (struct i386_debug_reg_state *state);
/* Each target needs to provide several low-level functions
that will be called to insert watchpoints and hardware breakpoints
into the inferior, remove them, and check their status. These
functions are:
i386_dr_low_set_control -- set the debug control (DR7)
register to a given value
i386_dr_low_set_addr -- put an address into one debug register
i386_dr_low_get_status -- return the value of the debug
status (DR6) register.
*/
/* Update the inferior's debug register REGNUM from STATE. */
extern void i386_dr_low_set_addr (const struct i386_debug_reg_state *state,
int regnum);
/* Return the inferior's debug register REGNUM. */
extern CORE_ADDR i386_dr_low_get_addr (int regnum);
/* Update the inferior's DR7 debug control register from STATE. */
extern void i386_dr_low_set_control (const struct i386_debug_reg_state *state);
/* Return the value of the inferior's DR7 debug control register. */
extern unsigned i386_dr_low_get_control (void);
/* Return the value of the inferior's DR6 debug status register. */
extern unsigned i386_dr_low_get_status (void);
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