FreeBSD/Linux Kernel Cross Reference
sys/sys/kgdb.h
1 /* $NetBSD: kgdb.h,v 1.10 2005/12/11 12:25:20 christos Exp $ */
2
3 /*
4 * Copyright (c) 1992, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This software was developed by the Computer Systems Engineering group
8 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
9 * contributed to Berkeley.
10 *
11 * All advertising materials mentioning features or use of this software
12 * must display the following acknowledgement:
13 * This product includes software developed by the University of
14 * California, Lawrence Berkeley Laboratories.
15 *
16 * Redistribution and use in source and binary forms, with or without
17 * modification, are permitted provided that the following conditions
18 * are met:
19 * 1. Redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer.
21 * 2. Redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the
23 * documentation and/or other materials provided with the distribution.
24 * 3. Neither the name of the University nor the names of its contributors
25 * may be used to endorse or promote products derived from this software
26 * without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 * SUCH DAMAGE.
39 *
40 * @(#)remote-sl.h 8.1 (Berkeley) 6/11/93
41 */
42
43 #ifndef _SYS_KGDB_H_
44 #define _SYS_KGDB_H_
45
46 /*
47 * Protocol definition for KGDB
48 * (gdb over remote serial line)
49 */
50
51 #include <machine/db_machdep.h>
52
53 /*
54 * Message types.
55 */
56 #define KGDB_MEM_R 'm'
57 #define KGDB_MEM_W 'M'
58 #define KGDB_REG_R 'g'
59 #define KGDB_REG_W 'G'
60 #define KGDB_CONT 'c'
61 #define KGDB_STEP 's'
62 #define KGDB_KILL 'k'
63 #define KGDB_DETACH 'D'
64 #define KGDB_SIGNAL '?'
65 #define KGDB_DEBUG 'd'
66
67 /*
68 * start of frame/end of frame
69 */
70 #define KGDB_START '$'
71 #define KGDB_END '#'
72 #define KGDB_GOODP '+'
73 #define KGDB_BADP '-'
74
75 #ifdef _KERNEL
76
77 #include <ddb/db_run.h>
78 #include <ddb/db_access.h>
79
80 /*
81 * Functions and variables exported from kgdb_stub.c
82 */
83 extern int kgdb_dev, kgdb_rate, kgdb_active;
84 extern int kgdb_debug_init, kgdb_debug_panic;
85 extern label_t *kgdb_recover;
86
87 void kgdb_attach(int (*)(void *), void (*)(void *, int), void *);
88 void kgdb_connect(int);
89 void kgdb_panic(void);
90 int kgdb_trap(int, db_regs_t *);
91
92 /*
93 * Machine dependent functions needed by kgdb_stub.c
94 */
95 int kgdb_signal(int);
96 int kgdb_acc(vaddr_t, size_t);
97 void kgdb_getregs(db_regs_t *, kgdb_reg_t *);
98 void kgdb_setregs(db_regs_t *, kgdb_reg_t *);
99
100 #endif /* _KERNEL */
101 #endif /* !_SYS_KGDB_H_ */
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