ddb.h revision 12472 
1/*-
2 * Copyright (c) 1993, Garrett A. Wollman.
3 * Copyright (c) 1993, University of Vermont and State Agricultural College.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of the University nor the names of its contributors
15 *    may be used to endorse or promote products derived from this software
16 *    without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 *	$Id: ddb.h,v 1.6 1995/05/30 07:57:24 rgrimes Exp $
31 */
32
33/*
34 * Necessary declarations for the `ddb' kernel debugger.
35 */
36
37#ifndef _DDB_DDB_H_
38#define	_DDB_DDB_H_
39
40#include <machine/db_machdep.h>		/* type definitions */
41#include <vm/vm.h>
42
43typedef void db_cmdfcn_t __P((db_expr_t addr, boolean_t have_addr,
44			      db_expr_t count, char *modif));
45
46/*
47 * Global variables...
48 */
49extern char *esym;
50extern unsigned int db_maxoff;
51extern int db_inst_count;
52extern int db_load_count;
53extern int db_store_count;
54extern int db_radix;
55extern int db_max_width;
56extern int db_tab_stop_width;
57
58struct vm_map;			/* forward declaration */
59
60/*
61 * Functions...
62 */
63
64void		cnpollc __P((int));
65void		db_check_interrupt __P((void));
66void		db_clear_watchpoints __P((void));
67db_addr_t	db_disasm __P((db_addr_t loc, boolean_t altfmt));
68				/* instruction disassembler */
69void		db_error __P((char *s));
70int		db_expression __P((db_expr_t *valuep));
71int		db_get_variable __P((db_expr_t *valuep));
72struct vm_map	*db_map_addr __P((vm_offset_t));
73boolean_t	db_map_current __P((struct vm_map *));
74boolean_t	db_map_equal __P((struct vm_map *, struct vm_map *));
75void		db_print_loc_and_inst __P((db_addr_t loc));
76void		db_printf __P((const char *fmt, ...));
77void		db_putchar __P((int c));
78void		db_read_bytes __P((vm_offset_t addr, int size, char *data));
79				/* machine-dependent */
80int		db_readline __P((char *lstart, int lsize));
81void		db_restart_at_pc __P((boolean_t watchpt));
82void		db_set_watchpoints __P((void));
83void		db_single_step __P((db_regs_t *regs));
84void		db_skip_to_eol __P((void));
85boolean_t	db_stop_at_pc __P((boolean_t *is_breakpoint));
86#define		db_strcpy	strcpy
87void		db_trap __P((int type, int code));
88int		db_value_of_name __P((char *name, db_expr_t *valuep));
89void		db_write_bytes __P((vm_offset_t addr, int size, char *data));
90				/* machine-dependent */
91void		kdb_init __P((void));
92void		kdbprintf __P((const char *fmt, ...));
93void		kdbprinttrap __P((int, int));
94
95db_cmdfcn_t	db_breakpoint_cmd;
96db_cmdfcn_t	db_continue_cmd;
97db_cmdfcn_t	db_delete_cmd;
98db_cmdfcn_t	db_deletewatch_cmd;
99db_cmdfcn_t	db_examine_cmd;
100db_cmdfcn_t	db_fncall;
101db_cmdfcn_t	db_listbreak_cmd;
102db_cmdfcn_t	db_listwatch_cmd;
103db_cmdfcn_t	db_panic;
104db_cmdfcn_t	db_print_cmd;
105db_cmdfcn_t	db_ps;
106db_cmdfcn_t	db_search_cmd;
107db_cmdfcn_t	db_set_cmd;
108db_cmdfcn_t	db_show_regs;
109db_cmdfcn_t	db_single_step_cmd;
110db_cmdfcn_t	db_stack_trace_cmd;
111db_cmdfcn_t	db_trace_until_call_cmd;
112db_cmdfcn_t	db_trace_until_matching_cmd;
113db_cmdfcn_t	db_watchpoint_cmd;
114db_cmdfcn_t	db_write_cmd;
115
116#if 0
117db_cmdfcn_t	db_help_cmd;
118db_cmdfcn_t	db_show_all_threads;
119db_cmdfcn_t	db_show_one_thread;
120db_cmdfcn_t	ipc_port_print;
121db_cmdfcn_t	vm_page_print;
122#endif
123
124#endif /* !_DDB_DDB_H_ */
125