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/*
* Copyright (C) 2007 Free Software Foundation, Inc.
*
* 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 2, 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, write to the Free Software
* Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Author: Barry deFreese.
*/
#ifndef _I386_DB_INTERFACE_H_
#define _I386_DB_INTERFACE_H_
#include <sys/types.h>
#include <kern/task.h>
#include <machine/thread.h>
extern boolean_t kdb_trap (
int type,
int code,
struct i386_saved_state *regs);
extern void db_read_bytes (
vm_offset_t addr,
int size,
char *data,
task_t task);
extern void db_write_bytes (
vm_offset_t addr,
int size,
char *data,
task_t task);
extern boolean_t db_check_access (
vm_offset_t addr,
int size,
task_t task);
extern boolean_t db_phys_eq (
task_t task1,
vm_offset_t addr1,
task_t task2,
vm_offset_t addr2);
extern void db_task_name (task_t task);
#define I386_DB_TYPE_X 0
#define I386_DB_TYPE_W 1
#define I386_DB_TYPE_RW 3
#define I386_DB_LEN_1 0
#define I386_DB_LEN_2 1
#define I386_DB_LEN_4 3
#define I386_DB_LEN_8 2 /* For >= Pentium4 and Xen CPUID >= 15 only */
#define I386_DB_LOCAL 1
#define I386_DB_GLOBAL 2
extern unsigned long dr0 (vm_offset_t linear_addr, int type, int len, int persistence);
extern unsigned long dr1 (vm_offset_t linear_addr, int type, int len, int persistence);
extern unsigned long dr2 (vm_offset_t linear_addr, int type, int len, int persistence);
extern unsigned long dr3 (vm_offset_t linear_addr, int type, int len, int persistence);
#endif /* _I386_DB_INTERFACE_H_ */
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