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1
/*
1
/*
2
 * Copyright (c) 2008 Jiri Svoboda
2
 * Copyright (c) 2008 Jiri Svoboda
3
 * All rights reserved.
3
 * All rights reserved.
4
 *
4
 *
5
 * Redistribution and use in source and binary forms, with or without
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
6
 * modification, are permitted provided that the following conditions
7
 * are met:
7
 * are met:
8
 *
8
 *
9
 * - Redistributions of source code must retain the above copyright
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
15
 *   derived from this software without specific prior written permission.
16
 *
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
27
 */
28
 
28
 
29
/** @addtogroup debug
29
/** @addtogroup debug
30
 * @{
30
 * @{
31
 */
31
 */
32
/** @file
32
/** @file
33
 */
33
 */
34
 
34
 
35
#include <stdio.h>
35
#include <stdio.h>
36
#include <stdlib.h>
36
#include <stdlib.h>
37
#include <string.h>
37
#include <string.h>
38
#include <bool.h>
38
#include <bool.h>
39
#include <udebug.h>
39
#include <udebug.h>
40
#include <sys/types.h>
40
#include <sys/types.h>
41
 
41
 
42
#include "main.h"
42
#include "main.h"
43
#include "cons.h"
43
#include "cons.h"
44
#include "dthread.h"
44
#include "dthread.h"
-
 
45
#include "breakpoint.h"
45
#include "include/arch.h"
46
#include "include/arch.h"
46
#include "cmd.h"
47
#include "cmd.h"
47
 
48
 
48
static void cmd_break(int argc, char *argv[]);
49
static void cmd_break(int argc, char *argv[]);
49
static void cmd_ct(int argc, char *argv[]);
50
static void cmd_ct(int argc, char *argv[]);
50
static void cmd_dbreak(int argc, char *argv[]);
51
static void cmd_dbreak(int argc, char *argv[]);
51
static void cmd_go(int argc, char *argv[]);
52
static void cmd_go(int argc, char *argv[]);
52
static void cmd_istep(int argc, char *argv[]);
53
static void cmd_istep(int argc, char *argv[]);
53
static void cmd_lbrk(int argc, char *argv[]);
54
static void cmd_lbrk(int argc, char *argv[]);
54
void        cmd_help(int argc, char *argv[]);
55
void        cmd_help(int argc, char *argv[]);
55
static void cmd_memr(int argc, char *argv[]);
56
static void cmd_memr(int argc, char *argv[]);
56
static void cmd_pwt(int argc, char *argv[]);
57
static void cmd_pwt(int argc, char *argv[]);
57
static void cmd_regs(int argc, char *argv[]);
58
static void cmd_regs(int argc, char *argv[]);
58
static void cmd_stop(int argc, char *argv[]);
59
static void cmd_stop(int argc, char *argv[]);
59
static void cmd_threads(int argc, char *argv[]);
60
static void cmd_threads(int argc, char *argv[]);
60
static void cmd_quit(int argc, char *argv[]);
61
static void cmd_quit(int argc, char *argv[]);
61
 
62
 
62
volatile bool quit = false;
63
volatile bool quit = false;
63
 
64
 
64
cmd_desc_t cmd_table[] = {
65
cmd_desc_t cmd_table[] = {
65
    { 1,    "break",    cmd_break },
66
    { 1,    "break",    cmd_break },
66
    { 1,    "ct",       cmd_ct },
67
    { 1,    "ct",       cmd_ct },
67
    { 1,    "dbreak",   cmd_dbreak },
68
    { 1,    "dbreak",   cmd_dbreak },
68
    { 0,    "go",       cmd_go },
69
    { 0,    "go",       cmd_go },
69
    { 0,    "help",     cmd_help },
70
    { 0,    "help",     cmd_help },
70
    { 2,    "memr",     cmd_memr },
71
    { 2,    "memr",     cmd_memr },
71
    { 0,    "pwt",      cmd_pwt },
72
    { 0,    "pwt",      cmd_pwt },
72
    { 0,    "regs",     cmd_regs },
73
    { 0,    "regs",     cmd_regs },
73
    { 0 ,   "stop",     cmd_stop },
74
    { 0 ,   "stop",     cmd_stop },
74
    { 0,    "istep",    cmd_istep },
75
    { 0,    "istep",    cmd_istep },
75
    { 0,    "lbrk",     cmd_lbrk },
76
    { 0,    "lbrk",     cmd_lbrk },
76
    { 0,    "threads",  cmd_threads },
77
    { 0,    "threads",  cmd_threads },
77
    { 0,    "quit",     cmd_quit },
78
    { 0,    "quit",     cmd_quit },
78
    { -1,   NULL,       NULL }
79
    { -1,   NULL,       NULL }
79
};
80
};
80
 
81
 
81
static void cmd_break(int argc, char *argv[])
82
static void cmd_break(int argc, char *argv[])
82
{
83
{
83
    uintptr_t addr;
84
    uintptr_t addr;
84
 
85
 
85
    (void)argc;
86
    (void)argc;
86
    addr = strtoul(argv[1], NULL, 0);
87
    addr = strtoul(argv[1], NULL, 0);
87
 
88
 
88
    cons_printf("You requested a breakpoint at 0x%x\n", addr);
89
    cons_printf("You requested a breakpoint at 0x%x\n", addr);
89
    arch_breakpoint_add(addr);
90
//  arch_breakpoint_add(addr);
-
 
91
    breakpoint_add(addr);
90
}
92
}
91
 
93
 
92
static void cmd_ct(int argc, char *argv[])
94
static void cmd_ct(int argc, char *argv[])
93
{
95
{
94
    int tid;
96
    int tid;
95
 
97
 
96
    link_t *cur;
98
    link_t *cur;
97
    dthread_t *dt;
99
    dthread_t *dt;
98
 
100
 
99
    (void)argc;
101
    (void)argc;
100
    tid = strtoul(argv[1], NULL, 0);
102
    tid = strtoul(argv[1], NULL, 0);
101
 
103
 
102
    dt = NULL;
104
    dt = NULL;
103
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
105
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
104
        dt = list_get_instance(cur, dthread_t, link);
106
        dt = list_get_instance(cur, dthread_t, link);
105
        if (dt->id == tid) break;
107
        if (dt->id == tid) break;
106
    }
108
    }
107
   
109
   
108
    if (dt->id == tid) {
110
    if (dt->id == tid) {
109
        cwt = dt;
111
        cwt = dt;
110
        cons_printf("changed working thread to: %d [hash 0x%x]\n",
112
        cons_printf("changed working thread to: %d [hash 0x%x]\n",
111
            cwt->id, cwt->hash);
113
            cwt->id, cwt->hash);
112
    } else {
114
    } else {
113
        cons_printf("no such thread\n");
115
        cons_printf("no such thread\n");
114
    }
116
    }
115
}
117
}
116
 
118
 
117
static void cmd_dbreak(int argc, char *argv[])
119
static void cmd_dbreak(int argc, char *argv[])
118
{
120
{
119
    int bid;
121
    int bid;
120
 
122
 
121
    (void)argc;
123
    (void)argc;
122
    bid = strtoul(argv[1], NULL, 0);
124
    bid = strtoul(argv[1], NULL, 0);
123
 
125
 
124
    printf("remove breakpoint %d\n", bid);
126
    printf("remove breakpoint %d\n", bid);
125
 
127
 
126
    arch_breakpoint_remove(bid);
128
//  arch_breakpoint_remove(bid);
-
 
129
    breakpoint_remove(bid);
127
}
130
}
128
 
131
 
129
 
132
 
130
void cmd_go(int argc, char *argv[])
133
void cmd_go(int argc, char *argv[])
131
{
134
{
132
    link_t *cur;
135
    link_t *cur;
133
    dthread_t *dt;
136
    dthread_t *dt;
134
 
137
 
135
    (void)argc; (void)argv;
138
    (void)argc; (void)argv;
136
 
139
 
137
    dt = NULL;
140
    dt = NULL;
138
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
141
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
139
        dt = list_get_instance(cur, dthread_t, link);
142
        dt = list_get_instance(cur, dthread_t, link);
140
        arch_set_singlestep(dt, 0);
143
        arch_set_singlestep(dt, 0);
141
        dthread_resume(dt);
144
        dthread_resume(dt);
142
    }  
145
    }  
143
}
146
}
144
 
147
 
145
void cmd_help(int argc, char *argv[])
148
void cmd_help(int argc, char *argv[])
146
{
149
{
147
    int i;
150
    int i;
148
 
151
 
149
    (void)argc; (void)argv;
152
    (void)argc; (void)argv;
150
    i = 0;
153
    i = 0;
151
    while (cmd_table[i].name != NULL) {
154
    while (cmd_table[i].name != NULL) {
152
        cons_printf("%s\n", cmd_table[i].name);
155
        cons_printf("%s\n", cmd_table[i].name);
153
        ++i;
156
        ++i;
154
    }
157
    }
155
}
158
}
156
 
159
 
157
void cmd_istep(int argc, char *argv[])
160
void cmd_istep(int argc, char *argv[])
158
{
161
{
159
    (void)argc; (void)argv;
162
    (void)argc; (void)argv;
160
 
163
 
161
    arch_set_singlestep(cwt, 1);
164
    arch_set_singlestep(cwt, 1);
162
    dthread_resume(cwt);
165
    dthread_resume(cwt);
163
}
166
}
164
 
167
 
165
static void cmd_lbrk(int argc, char *argv[])
168
static void cmd_lbrk(int argc, char *argv[])
166
{
169
{
167
    (void)argc; (void)argv;
170
    (void)argc; (void)argv;
168
 
171
 
169
    arch_breakpoint_list();
172
    //arch_breakpoint_list();
-
 
173
    breakpoint_list();
170
}
174
}
171
 
175
 
172
 
176
 
173
#define BYTES_PER_LINE 16
177
#define BYTES_PER_LINE 16
174
 
178
 
175
static void cmd_memr(int argc, char *argv[])
179
static void cmd_memr(int argc, char *argv[])
176
{
180
{
177
    uintptr_t addr;
181
    uintptr_t addr;
178
    size_t length;
182
    size_t length;
179
    uint8_t buf[BYTES_PER_LINE];
183
    uint8_t buf[BYTES_PER_LINE];
180
    int to_read, i;
184
    int to_read, i;
181
    int rc;
185
    int rc;
182
 
186
 
183
    (void)argc;
187
    (void)argc;
184
    addr = strtoul(argv[1], NULL, 0);
188
    addr = strtoul(argv[1], NULL, 0);
185
    length = strtoul(argv[2], NULL, 0);
189
    length = strtoul(argv[2], NULL, 0);
186
 
190
 
187
    while (length > 0) {
191
    while (length > 0) {
188
        to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE;
192
        to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE;
189
 
193
 
190
        rc = udebug_mem_read(app_phone, buf, addr, to_read);
194
        rc = udebug_mem_read(app_phone, buf, addr, to_read);
191
        if (rc < 0) {
195
        if (rc < 0) {
192
            cons_printf("error %d\n", rc);
196
            cons_printf("error %d\n", rc);
193
            return;
197
            return;
194
        }
198
        }
195
 
199
 
196
        cons_printf("0x%x:", addr);
200
        cons_printf("0x%x:", addr);
197
        for (i = 0; i < to_read; ++i) {
201
        for (i = 0; i < to_read; ++i) {
198
            cons_printf(" %02x", buf[i]);
202
            cons_printf(" %02x", buf[i]);
199
        }
203
        }
200
        for (i = to_read; i < BYTES_PER_LINE; ++i) {
204
        for (i = to_read; i < BYTES_PER_LINE; ++i) {
201
            cons_printf("   ");
205
            cons_printf("   ");
202
        }
206
        }
203
 
207
 
204
        putchar ('\t');
208
        putchar ('\t');
205
 
209
 
206
        for (i = 0; i < to_read; ++i) {
210
        for (i = 0; i < to_read; ++i) {
207
            if (buf[i] >= 32 && buf[i] < 127)
211
            if (buf[i] >= 32 && buf[i] < 127)
208
                putchar(buf[i]);
212
                putchar(buf[i]);
209
            else
213
            else
210
                putchar('.');
214
                putchar('.');
211
        }
215
        }
212
        cons_printf("\n");
216
        cons_printf("\n");
213
 
217
 
214
        addr += to_read;
218
        addr += to_read;
215
        length -= to_read;
219
        length -= to_read;
216
    }
220
    }
217
}
221
}
218
 
222
 
219
void cmd_pwt(int argc, char *argv[])
223
void cmd_pwt(int argc, char *argv[])
220
{
224
{
221
    (void)argc; (void)argv;
225
    (void)argc; (void)argv;
222
 
226
 
223
    cons_printf("working thread: %d [hash 0x%x]\n", cwt->id, cwt->hash);
227
    cons_printf("working thread: %d [hash 0x%x]\n", cwt->id, cwt->hash);
224
}
228
}
225
 
229
 
226
void cmd_regs(int argc, char *argv[])
230
void cmd_regs(int argc, char *argv[])
227
{
231
{
228
    (void)argc; (void)argv;
232
    (void)argc; (void)argv;
229
 
233
 
230
    if (cwt) arch_dump_regs(cwt->hash);
234
    if (cwt) arch_dump_regs(cwt->hash);
231
}
235
}
232
 
236
 
233
void cmd_stop(int argc, char *argv[])
237
void cmd_stop(int argc, char *argv[])
234
{
238
{
235
    link_t *cur;
239
    link_t *cur;
236
    dthread_t *dt;
240
    dthread_t *dt;
237
    int rc;
241
    int rc;
238
 
242
 
239
    (void)argc; (void)argv;
243
    (void)argc; (void)argv;
240
 
244
 
241
    dt = NULL;
245
    dt = NULL;
242
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
246
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
243
        dt = list_get_instance(cur, dthread_t, link);
247
        dt = list_get_instance(cur, dthread_t, link);
244
        if (!dt->stopped) {
248
        if (!dt->stopped) {
245
            rc = udebug_stop(app_phone, dt->hash);
249
            rc = udebug_stop(app_phone, dt->hash);
246
            if (rc < 0) {
250
            if (rc < 0) {
247
                printf("failed halting thread %d\n", dt->id);
251
                printf("failed halting thread %d\n", dt->id);
248
            }
252
            }
249
        }
253
        }
250
    }  
254
    }  
251
}
255
}
252
 
256
 
253
 
257
 
254
void cmd_threads(int argc, char *argv[])
258
void cmd_threads(int argc, char *argv[])
255
{
259
{
256
    link_t *cur;
260
    link_t *cur;
257
    dthread_t *dt;
261
    dthread_t *dt;
258
 
262
 
259
    (void)argc;
263
    (void)argc;
260
 
264
 
261
    dt = NULL;
265
    dt = NULL;
262
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
266
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
263
        dt = list_get_instance(cur, dthread_t, link);
267
        dt = list_get_instance(cur, dthread_t, link);
264
        cons_printf("%d [hash 0x%x]\n", dt->id, dt->hash);
268
        cons_printf("%d [hash 0x%x]\n", dt->id, dt->hash);
265
    }  
269
    }  
266
}
270
}
267
 
271
 
268
 
272
 
269
static void cmd_quit(int argc, char *argv[])
273
static void cmd_quit(int argc, char *argv[])
270
{
274
{
271
    (void)argc; (void)argv;
275
    (void)argc; (void)argv;
272
    quit = true;
276
    quit = true;
273
}
277
}
274
 
278
 
275
/** @}
279
/** @}
276
 */
280
 */
277
 
281