1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
|
/*
* Copyright 2014 Google 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 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.
*/
#ifndef _GDB_H_
#define _GDB_H_
#include <stdint.h>
struct gdb_message
{
u8 *buf;
int used;
const int size;
};
struct gdb_state
{
u8 signal;
u8 resumed : 1;
u8 connected : 1;
};
extern struct gdb_state gdb_state;
typedef void (*gdb_command_handler)(struct gdb_message *command,
int offset, struct gdb_message *reply);
struct gdb_command
{
const char *str;
gdb_command_handler handler;
};
extern struct gdb_command gdb_commands[];
extern const int gdb_command_count;
/* arch/gdb.c */
void gdb_arch_init(void);
void gdb_arch_enter(void);
int gdb_arch_set_single_step(int on);
void gdb_arch_encode_regs(struct gdb_message *message);
void gdb_arch_decode_regs(int offset, struct gdb_message *message);
/* gdb/transport.c */
void gdb_transport_init(void);
void gdb_transport_teardown(void);
void gdb_message_encode_bytes(struct gdb_message *message, const void *data,
int length);
void gdb_message_decode_bytes(const struct gdb_message *message, int offset,
void *data, int length);
void gdb_message_encode_zero_bytes(struct gdb_message *message, int length);
void gdb_message_add_string(struct gdb_message *message, const char *string);
void gdb_message_encode_int(struct gdb_message *message, uintptr_t val);
uintptr_t gdb_message_decode_int(const struct gdb_message *message, int offset,
int length);
int gdb_message_tokenize(const struct gdb_message *message, int *offset);
void gdb_get_command(struct gdb_message *command);
void gdb_send_reply(const struct gdb_message *reply);
/* gdb/stub.c */
void gdb_command_loop(uint8_t signal);
enum {
GDB_SIG0 = 0, /* Signal 0 */
GDB_SIGHUP = 1, /* Hangup */
GDB_SIGINT = 2, /* Interrupt */
GDB_SIGQUIT = 3, /* Quit */
GDB_SIGILL = 4, /* Illegal instruction */
GDB_SIGTRAP = 5, /* Trace/breakpoint trap */
GDB_SIGABRT = 6, /* Aborted */
GDB_SIGEMT = 7, /* Emulation trap */
GDB_SIGFPE = 8, /* Arithmetic exception */
GDB_SIGKILL = 9, /* Killed */
GDB_SIGBUS = 10, /* Bus error */
GDB_SIGSEGV = 11, /* Segmentation fault */
GDB_SIGSYS = 12, /* Bad system call */
GDB_SIGPIPE = 13, /* Broken pipe */
GDB_SIGALRM = 14, /* Alarm clock */
GDB_SIGTERM = 15, /* Terminated */
GDB_SIGURG = 16, /* Urgent I/O condition */
GDB_SIGSTOP = 17, /* Stopped (signal) */
GDB_SIGTSTP = 18, /* Stopped (user) */
GDB_SIGCONT = 19, /* Continued */
GDB_SIGCHLD = 20, /* Child status changed */
GDB_SIGTTIN = 21, /* Stopped (ttyinput) */
GDB_SIGTTOU = 22, /* Stopped (ttyoutput) */
GDB_SIGIO = 23, /* I/O possible */
GDB_SIGXCPU = 24, /* CPU time limit exceeded */
GDB_SIGXFSZ = 25, /* File size limit exceeded */
GDB_SIGVTALRM = 26, /* Virtual timer expired */
GDB_SIGPROF = 27, /* Profiling timer expired */
GDB_SIGWINCH = 28, /* Window size changed */
GDB_SIGLOST = 29, /* Resource lost */
GDB_SIGUSR1 = 30, /* User defined signal1 */
GDB_SUGUSR2 = 31, /* User defined signal2 */
GDB_SIGPWR = 32, /* Powerfail/restart */
GDB_SIGPOLL = 33, /* Pollable event occurred */
GDB_SIGWIND = 34, /* SIGWIND */
GDB_SIGPHONE = 35, /* SIGPHONE */
GDB_SIGWAITING = 36, /* Process's LWPs are blocked */
GDB_SIGLWP = 37, /* Signal LWP */
GDB_SIGDANGER = 38, /* Swap space dangerously low */
GDB_SIGGRANT = 39, /* Monitor mode granted */
GDB_SIGRETRACT = 40, /* Need to relinquish monitor mode */
GDB_SIGMSG = 41, /* Monitor mode data available */
GDB_SIGSOUND = 42, /* Sound completed */
GDB_SIGSAK = 43, /* Secure attention */
GDB_SIGPRIO = 44, /* SIGPRIO */
GDB_SIG33 = 45, /* Real-timeevent 33 */
GDB_SIG34 = 46, /* Real-timeevent 34 */
GDB_SIG35 = 47, /* Real-timeevent 35 */
GDB_SIG36 = 48, /* Real-timeevent 36 */
GDB_SIG37 = 49, /* Real-timeevent 37 */
GDB_SIG38 = 50, /* Real-timeevent 38 */
GDB_SIG39 = 51, /* Real-timeevent 39 */
GDB_SIG40 = 52, /* Real-timeevent 40 */
GDB_SIG41 = 53, /* Real-timeevent 41 */
GDB_SIG42 = 54, /* Real-timeevent 42 */
GDB_SIG43 = 55, /* Real-timeevent 43 */
GDB_SIG44 = 56, /* Real-timeevent 44 */
GDB_SIG45 = 57, /* Real-timeevent 45 */
GDB_SIG46 = 58, /* Real-timeevent 46 */
GDB_SIG47 = 59, /* Real-timeevent 47 */
GDB_SIG48 = 60, /* Real-timeevent 48 */
GDB_SIG49 = 61, /* Real-timeevent 49 */
GDB_SIG50 = 62, /* Real-timeevent 50 */
GDB_SIG51 = 63, /* Real-timeevent 51 */
GDB_SIG52 = 64, /* Real-timeevent 52 */
GDB_SIG53 = 65, /* Real-timeevent 53 */
GDB_SIG54 = 66, /* Real-timeevent 54 */
GDB_SIG55 = 67, /* Real-timeevent 55 */
GDB_SIG56 = 68, /* Real-timeevent 56 */
GDB_SIG57 = 69, /* Real-timeevent 57 */
GDB_SIG58 = 70, /* Real-timeevent 58 */
GDB_SIG59 = 71, /* Real-timeevent 59 */
GDB_SIG60 = 72, /* Real-timeevent 60 */
GDB_SIG61 = 73, /* Real-timeevent 61 */
GDB_SIG62 = 74, /* Real-timeevent 62 */
GDB_SIG63 = 75, /* Real-timeevent 63 */
GDB_SIGCANCEL = 76, /* LWP internal signal */
GDB_SIG32 = 77, /* Real-timeevent 32 */
GDB_SIG64 = 78, /* Real-timeevent 64 */
GDB_SIG65 = 79, /* Real-timeevent 65 */
GDB_SIG66 = 80, /* Real-timeevent 66 */
GDB_SIG67 = 81, /* Real-timeevent 67 */
GDB_SIG68 = 82, /* Real-timeevent 68 */
GDB_SIG69 = 83, /* Real-timeevent 69 */
GDB_SIG70 = 84, /* Real-timeevent 70 */
GDB_SIG71 = 85, /* Real-timeevent 71 */
GDB_SIG72 = 86, /* Real-timeevent 72 */
GDB_SIG73 = 87, /* Real-timeevent 73 */
GDB_SIG74 = 88, /* Real-timeevent 74 */
GDB_SIG75 = 89, /* Real-timeevent 75 */
GDB_SIG76 = 90, /* Real-timeevent 76 */
GDB_SIG77 = 91, /* Real-timeevent 77 */
GDB_SIG78 = 92, /* Real-timeevent 78 */
GDB_SIG79 = 93, /* Real-timeevent 79 */
GDB_SIG80 = 94, /* Real-timeevent 80 */
GDB_SIG81 = 95, /* Real-timeevent 81 */
GDB_SIG82 = 96, /* Real-timeevent 82 */
GDB_SIG83 = 97, /* Real-timeevent 83 */
GDB_SIG84 = 98, /* Real-timeevent 84 */
GDB_SIG85 = 99, /* Real-timeevent 85 */
GDB_SIG86 = 100, /* Real-timeevent 86 */
GDB_SIG87 = 101, /* Real-timeevent 87 */
GDB_SIG88 = 102, /* Real-timeevent 88 */
GDB_SIG89 = 103, /* Real-timeevent 89 */
GDB_SIG90 = 104, /* Real-timeevent 90 */
GDB_SIG91 = 105, /* Real-timeevent 91 */
GDB_SIG92 = 106, /* Real-timeevent 92 */
GDB_SIG93 = 107, /* Real-timeevent 93 */
GDB_SIG94 = 108, /* Real-timeevent 94 */
GDB_SIG95 = 109, /* Real-timeevent 95 */
GDB_SIG96 = 110, /* Real-timeevent 96 */
GDB_SIG97 = 111, /* Real-timeevent 97 */
GDB_SIG98 = 112, /* Real-timeevent 98 */
GDB_SIG99 = 113, /* Real-timeevent 99 */
GDB_SIG100 = 114, /* Real-timeevent 100 */
GDB_SIG101 = 115, /* Real-timeevent 101 */
GDB_SIG102 = 116, /* Real-timeevent 102 */
GDB_SIG103 = 117, /* Real-timeevent 103 */
GDB_SIG104 = 118, /* Real-timeevent 104 */
GDB_SIG105 = 119, /* Real-timeevent 105 */
GDB_SIG106 = 120, /* Real-timeevent 106 */
GDB_SIG107 = 121, /* Real-timeevent 107 */
GDB_SIG108 = 122, /* Real-timeevent 108 */
GDB_SIG109 = 123, /* Real-timeevent 109 */
GDB_SIG110 = 124, /* Real-timeevent 110 */
GDB_SIG111 = 125, /* Real-timeevent 111 */
GDB_SIG112 = 126, /* Real-timeevent 112 */
GDB_SIG113 = 127, /* Real-timeevent 113 */
GDB_SIG114 = 128, /* Real-timeevent 114 */
GDB_SIG115 = 129, /* Real-timeevent 115 */
GDB_SIG116 = 130, /* Real-timeevent 116 */
GDB_SIG117 = 131, /* Real-timeevent 117 */
GDB_SIG118 = 132, /* Real-timeevent 118 */
GDB_SIG119 = 133, /* Real-timeevent 119 */
GDB_SIG120 = 134, /* Real-timeevent 120 */
GDB_SIG121 = 135, /* Real-timeevent 121 */
GDB_SIG122 = 136, /* Real-timeevent 122 */
GDB_SIG123 = 137, /* Real-timeevent 123 */
GDB_SIG124 = 138, /* Real-timeevent 124 */
GDB_SIG125 = 139, /* Real-timeevent 125 */
GDB_SIG126 = 140, /* Real-timeevent 126 */
GDB_SIG127 = 141, /* Real-timeevent 127 */
GDB_SIGINFO = 142, /* Information request */
GDB_UNKNOWN1 = 43, /* Unknownsignal */
GDB_DEFAULT = 144, /* error:defaultsignal */
/* Machexceptions */
GDB_EXC_BAD_ACCESS = 145, /* Could not access memory */
GDB_EXC_BAD_INSTRCTION = 146, /* Illegal instruction/operand */
GDB_EXC_ARITHMETIC = 147, /* Arithmetic exception */
GDB_EXC_EMULATION = 148, /* Emulation instruction */
GDB_EXC_SOFTWARE = 149, /* Software generated exception */
GDB_EXC_BREAKPOINT = 150, /* Breakpoint */
};
#endif /* _GDB_H_ */
|
