kill db_print_backtrace()
[dragonfly.git] / sys / ddb / ddb.h
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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 * $FreeBSD: src/sys/ddb/ddb.h,v 1.24.2.2 2002/08/30 22:27:49 gibbs Exp $
ce81f184 31 * $DragonFly: src/sys/ddb/ddb.h,v 1.12 2007/05/07 05:21:38 dillon Exp $
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32 */
33
34/*
35 * Necessary declarations for the `ddb' kernel debugger.
36 */
37
38#ifndef _DDB_DDB_H_
39#define _DDB_DDB_H_
40
1bd40720 41#ifndef _SYS_QUEUE_H_
96728c05 42#include <sys/queue.h>
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43#endif
44
45#ifndef _MACHINE_DB_MACHDEP_H_
984263bc 46#include <machine/db_machdep.h> /* type definitions */
1bd40720 47#endif
984263bc 48
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49#ifndef _MACHINE_GLOBALDATA_H_
50#include <machine/globaldata.h>
51#endif
52
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53typedef void db_cmdfcn_t (db_expr_t addr, boolean_t have_addr,
54 db_expr_t count, char *modif);
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55
56#define DB_COMMAND(cmd_name, func_name) \
57 DB_SET(cmd_name, func_name, db_cmd_set, 0, NULL)
58#define DB_SHOW_COMMAND(cmd_name, func_name) \
59 DB_SET(cmd_name, func_name, db_show_cmd_set, 0, NULL)
60
61#define DB_SET(cmd_name, func_name, set, flag, more) \
62static db_cmdfcn_t func_name; \
63 \
64static const struct command __CONCAT(func_name,_cmd) = { \
65 __STRING(cmd_name), \
66 func_name, \
67 flag, \
68 more \
69}; \
70TEXT_SET(set, __CONCAT(func_name,_cmd)); \
71 \
72static void \
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73func_name(db_expr_t addr, boolean_t have_addr, db_expr_t count, \
74 char *modif)
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75
76extern char *esym;
77extern db_expr_t db_maxoff;
78extern int db_active;
79extern int db_indent;
80extern int db_inst_count;
81extern int db_load_count;
82extern int debugger_on_panic;
83extern int db_store_count;
84extern db_expr_t db_radix;
85extern db_expr_t db_max_width;
86extern db_expr_t db_tab_stop_width;
87
88struct vm_map;
89
fcb52d8a 90int db_more(int *nl);
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91void db_check_interrupt (void);
92void db_clear_watchpoints (void);
2729d8bd 93db_addr_t db_disasm (db_addr_t loc, boolean_t altfmt, db_regs_t *regs);
984263bc 94 /* instruction disassembler */
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95void db_error (char *s);
96int db_expression (db_expr_t *valuep);
97int db_get_variable (db_expr_t *valuep);
98void db_iprintf (const char *,...) __printflike(1, 2);
99struct vm_map *db_map_addr (vm_offset_t);
100boolean_t db_map_current (struct vm_map *);
101boolean_t db_map_equal (struct vm_map *, struct vm_map *);
2729d8bd 102void db_print_loc_and_inst (db_addr_t loc, db_regs_t *regs);
43c0ece6 103void db_printf (const char *fmt, ...) __printflike(1, 2);
11369a30 104void db_vprintf (const char *fmt, __va_list va);
43c0ece6 105void db_read_bytes (vm_offset_t addr, size_t size, char *data);
984263bc 106 /* machine-dependent */
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107int db_readline (char *lstart, int lsize);
108void db_restart_at_pc (boolean_t watchpt);
109void db_set_watchpoints (void);
110void db_skip_to_eol (void);
111boolean_t db_stop_at_pc (boolean_t *is_breakpoint);
984263bc 112#define db_strcpy strcpy
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113void db_trap (int type, int code);
114int db_value_of_name (const char *name, db_expr_t *valuep);
115void db_write_bytes (vm_offset_t addr, size_t size, char *data);
984263bc 116 /* machine-dependent */
43c0ece6 117void kdb_init (void);
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118
119db_cmdfcn_t db_breakpoint_cmd;
120db_cmdfcn_t db_continue_cmd;
121db_cmdfcn_t db_delete_cmd;
122db_cmdfcn_t db_deletehwatch_cmd;
123db_cmdfcn_t db_deletewatch_cmd;
124db_cmdfcn_t db_examine_cmd;
125db_cmdfcn_t db_hwatchpoint_cmd;
126db_cmdfcn_t db_listbreak_cmd;
127db_cmdfcn_t db_print_cmd;
128db_cmdfcn_t db_ps;
129db_cmdfcn_t db_search_cmd;
130db_cmdfcn_t db_set_cmd;
131db_cmdfcn_t db_show_regs;
132db_cmdfcn_t db_single_step_cmd;
133db_cmdfcn_t db_stack_trace_cmd;
134db_cmdfcn_t db_trace_until_call_cmd;
135db_cmdfcn_t db_trace_until_matching_cmd;
136db_cmdfcn_t db_watchpoint_cmd;
137db_cmdfcn_t db_write_cmd;
138
139#if 0
140db_cmdfcn_t db_help_cmd;
141db_cmdfcn_t db_show_all_threads;
142db_cmdfcn_t db_show_one_thread;
143db_cmdfcn_t ipc_port_print;
144db_cmdfcn_t vm_page_print;
145#endif
146
147/*
148 * Command table.
149 */
150struct command {
151 char * name; /* command name */
152 db_cmdfcn_t *fcn; /* function to call */
153 int flag; /* extra info: */
154#define CS_OWN 0x1 /* non-standard syntax */
155#define CS_MORE 0x2 /* standard syntax, but may have other words
156 * at end */
157#define CS_SET_DOT 0x100 /* set dot after command */
158 struct command *more; /* another level of command */
159};
160
984263bc 161#endif /* !_DDB_DDB_H_ */