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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 "breakpoint.h"
46
#include "include/arch.h"
46
#include "include/arch.h"
47
#include "cmd.h"
47
#include "cmd.h"
48
 
48
 
49
static void cmd_break(int argc, char *argv[]);
49
static void cmd_break(int argc, char *argv[]);
50
static void cmd_ct(int argc, char *argv[]);
50
static void cmd_ct(int argc, char *argv[]);
51
static void cmd_dbreak(int argc, char *argv[]);
51
static void cmd_dbreak(int argc, char *argv[]);
52
static void cmd_go(int argc, char *argv[]);
52
static void cmd_go(int argc, char *argv[]);
53
static void cmd_istep(int argc, char *argv[]);
53
static void cmd_istep(int argc, char *argv[]);
54
static void cmd_lbrk(int argc, char *argv[]);
54
static void cmd_lbrk(int argc, char *argv[]);
55
void        cmd_help(int argc, char *argv[]);
55
void        cmd_help(int argc, char *argv[]);
56
static void cmd_memr(int argc, char *argv[]);
56
static void cmd_memr(int argc, char *argv[]);
57
static void cmd_pwt(int argc, char *argv[]);
57
static void cmd_pwt(int argc, char *argv[]);
58
static void cmd_regs(int argc, char *argv[]);
58
static void cmd_regs(int argc, char *argv[]);
59
static void cmd_stop(int argc, char *argv[]);
59
static void cmd_stop(int argc, char *argv[]);
60
static void cmd_threads(int argc, char *argv[]);
60
static void cmd_threads(int argc, char *argv[]);
61
static void cmd_quit(int argc, char *argv[]);
61
static void cmd_quit(int argc, char *argv[]);
62
 
62
 
63
volatile bool quit = false;
63
volatile bool quit = false;
64
 
64
 
65
cmd_desc_t cmd_table[] = {
65
cmd_desc_t cmd_table[] = {
66
    { 1,    "break",    cmd_break },
66
    { 1,    "break",    cmd_break },
67
    { 1,    "ct",       cmd_ct },
67
    { 1,    "ct",       cmd_ct },
68
    { 1,    "dbreak",   cmd_dbreak },
68
    { 1,    "dbreak",   cmd_dbreak },
69
    { 0,    "go",       cmd_go },
69
    { 0,    "go",       cmd_go },
70
    { 0,    "help",     cmd_help },
70
    { 0,    "help",     cmd_help },
71
    { 2,    "memr",     cmd_memr },
71
    { 2,    "memr",     cmd_memr },
72
    { 0,    "pwt",      cmd_pwt },
72
    { 0,    "pwt",      cmd_pwt },
73
    { 0,    "regs",     cmd_regs },
73
    { 0,    "regs",     cmd_regs },
74
    { 0 ,   "stop",     cmd_stop },
74
    { 0 ,   "stop",     cmd_stop },
75
    { 0,    "istep",    cmd_istep },
75
    { 0,    "istep",    cmd_istep },
76
    { 0,    "lbrk",     cmd_lbrk },
76
    { 0,    "lbrk",     cmd_lbrk },
77
    { 0,    "threads",  cmd_threads },
77
    { 0,    "threads",  cmd_threads },
78
    { 0,    "quit",     cmd_quit },
78
    { 0,    "quit",     cmd_quit },
79
    { -1,   NULL,       NULL }
79
    { -1,   NULL,       NULL }
80
};
80
};
81
 
81
 
82
static void cmd_break(int argc, char *argv[])
82
static void cmd_break(int argc, char *argv[])
83
{
83
{
84
    uintptr_t addr;
84
    uintptr_t addr;
85
 
85
 
86
    (void)argc;
86
    (void)argc;
87
    addr = strtoul(argv[1], NULL, 0);
87
    addr = strtoul(argv[1], NULL, 0);
88
 
88
 
89
    cons_printf("You requested a breakpoint at 0x%x\n", addr);
89
    cons_printf("You requested a breakpoint at 0x%lx\n", addr);
90
//  arch_breakpoint_add(addr);
90
//  arch_breakpoint_add(addr);
91
    breakpoint_add(addr);
91
    breakpoint_add(addr);
92
}
92
}
93
 
93
 
94
static void cmd_ct(int argc, char *argv[])
94
static void cmd_ct(int argc, char *argv[])
95
{
95
{
96
    int tid;
96
    int tid;
97
 
97
 
98
    link_t *cur;
98
    link_t *cur;
99
    dthread_t *dt;
99
    dthread_t *dt;
100
 
100
 
101
    (void)argc;
101
    (void)argc;
102
    tid = strtoul(argv[1], NULL, 0);
102
    tid = strtoul(argv[1], NULL, 0);
103
 
103
 
104
    dt = NULL;
104
    dt = NULL;
105
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
105
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
106
        dt = list_get_instance(cur, dthread_t, link);
106
        dt = list_get_instance(cur, dthread_t, link);
107
        if (dt->id == tid) break;
107
        if (dt->id == tid) break;
108
    }
108
    }
109
   
109
   
110
    if (dt->id == tid) {
110
    if (dt->id == tid) {
111
        cwt = dt;
111
        cwt = dt;
112
        cons_printf("changed working thread to: %d [hash 0x%x]\n",
112
        cons_printf("changed working thread to: %d [hash 0x%lx]\n",
113
            cwt->id, cwt->hash);
113
            cwt->id, cwt->hash);
114
    } else {
114
    } else {
115
        cons_printf("no such thread\n");
115
        cons_printf("no such thread\n");
116
    }
116
    }
117
}
117
}
118
 
118
 
119
static void cmd_dbreak(int argc, char *argv[])
119
static void cmd_dbreak(int argc, char *argv[])
120
{
120
{
121
    int bid;
121
    int bid;
122
 
122
 
123
    (void)argc;
123
    (void)argc;
124
    bid = strtoul(argv[1], NULL, 0);
124
    bid = strtoul(argv[1], NULL, 0);
125
 
125
 
126
    printf("remove breakpoint %d\n", bid);
126
    printf("remove breakpoint %d\n", bid);
127
 
127
 
128
//  arch_breakpoint_remove(bid);
128
//  arch_breakpoint_remove(bid);
129
    breakpoint_remove(bid);
129
    breakpoint_remove(bid);
130
}
130
}
131
 
131
 
132
 
132
 
133
void cmd_go(int argc, char *argv[])
133
void cmd_go(int argc, char *argv[])
134
{
134
{
135
    link_t *cur;
135
    link_t *cur;
136
    dthread_t *dt;
136
    dthread_t *dt;
137
 
137
 
138
    (void)argc; (void)argv;
138
    (void)argc; (void)argv;
139
 
139
 
140
    dt = NULL;
140
    dt = NULL;
141
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
141
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
142
        dt = list_get_instance(cur, dthread_t, link);
142
        dt = list_get_instance(cur, dthread_t, link);
143
        dthread_resume(dt);
143
        dthread_resume(dt);
144
    }  
144
    }  
145
}
145
}
146
 
146
 
147
void cmd_help(int argc, char *argv[])
147
void cmd_help(int argc, char *argv[])
148
{
148
{
149
    int i;
149
    int i;
150
 
150
 
151
    (void)argc; (void)argv;
151
    (void)argc; (void)argv;
152
    i = 0;
152
    i = 0;
153
    while (cmd_table[i].name != NULL) {
153
    while (cmd_table[i].name != NULL) {
154
        cons_printf("%s\n", cmd_table[i].name);
154
        cons_printf("%s\n", cmd_table[i].name);
155
        ++i;
155
        ++i;
156
    }
156
    }
157
}
157
}
158
 
158
 
159
void cmd_istep(int argc, char *argv[])
159
void cmd_istep(int argc, char *argv[])
160
{
160
{
161
    (void)argc; (void)argv;
161
    (void)argc; (void)argv;
162
 
162
 
163
    arch_singlestep(cwt);
163
    arch_singlestep(cwt);
164
}
164
}
165
 
165
 
166
static void cmd_lbrk(int argc, char *argv[])
166
static void cmd_lbrk(int argc, char *argv[])
167
{
167
{
168
    (void)argc; (void)argv;
168
    (void)argc; (void)argv;
169
 
169
 
170
    //arch_breakpoint_list();
170
    //arch_breakpoint_list();
171
    breakpoint_list();
171
    breakpoint_list();
172
}
172
}
173
 
173
 
174
 
174
 
175
#define BYTES_PER_LINE 16
175
#define BYTES_PER_LINE 16
176
 
176
 
177
static void cmd_memr(int argc, char *argv[])
177
static void cmd_memr(int argc, char *argv[])
178
{
178
{
179
    uintptr_t addr;
179
    uintptr_t addr;
180
    size_t length;
180
    size_t length;
181
    uint8_t buf[BYTES_PER_LINE];
181
    uint8_t buf[BYTES_PER_LINE];
182
    int to_read, i;
182
    int to_read, i;
183
    int rc;
183
    int rc;
184
 
184
 
185
    (void)argc;
185
    (void)argc;
186
    addr = strtoul(argv[1], NULL, 0);
186
    addr = strtoul(argv[1], NULL, 0);
187
    length = strtoul(argv[2], NULL, 0);
187
    length = strtoul(argv[2], NULL, 0);
188
 
188
 
189
    while (length > 0) {
189
    while (length > 0) {
190
        to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE;
190
        to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE;
191
 
191
 
192
        rc = udebug_mem_read(app_phone, buf, addr, to_read);
192
        rc = udebug_mem_read(app_phone, buf, addr, to_read);
193
        if (rc < 0) {
193
        if (rc < 0) {
194
            cons_printf("error %d\n", rc);
194
            cons_printf("error %d\n", rc);
195
            return;
195
            return;
196
        }
196
        }
197
 
197
 
198
        cons_printf("0x%x:", addr);
198
        cons_printf("0x%lx:", addr);
199
        for (i = 0; i < to_read; ++i) {
199
        for (i = 0; i < to_read; ++i) {
200
            cons_printf(" %02x", buf[i]);
200
            cons_printf(" %02x", buf[i]);
201
        }
201
        }
202
        for (i = to_read; i < BYTES_PER_LINE; ++i) {
202
        for (i = to_read; i < BYTES_PER_LINE; ++i) {
203
            cons_printf("   ");
203
            cons_printf("   ");
204
        }
204
        }
205
 
205
 
206
        putchar ('\t');
206
        putchar ('\t');
207
 
207
 
208
        for (i = 0; i < to_read; ++i) {
208
        for (i = 0; i < to_read; ++i) {
209
            if (buf[i] >= 32 && buf[i] < 127)
209
            if (buf[i] >= 32 && buf[i] < 127)
210
                putchar(buf[i]);
210
                putchar(buf[i]);
211
            else
211
            else
212
                putchar('.');
212
                putchar('.');
213
        }
213
        }
214
        cons_printf("\n");
214
        cons_printf("\n");
215
 
215
 
216
        addr += to_read;
216
        addr += to_read;
217
        length -= to_read;
217
        length -= to_read;
218
    }
218
    }
219
}
219
}
220
 
220
 
221
void cmd_pwt(int argc, char *argv[])
221
void cmd_pwt(int argc, char *argv[])
222
{
222
{
223
    (void)argc; (void)argv;
223
    (void)argc; (void)argv;
224
 
224
 
225
    cons_printf("working thread: %d [hash 0x%x]\n", cwt->id, cwt->hash);
225
    cons_printf("working thread: %d [hash 0x%x]\n", cwt->id, cwt->hash);
226
}
226
}
227
 
227
 
228
void cmd_regs(int argc, char *argv[])
228
void cmd_regs(int argc, char *argv[])
229
{
229
{
230
    (void)argc; (void)argv;
230
    (void)argc; (void)argv;
231
 
231
 
232
    if (cwt) arch_dump_regs(cwt->hash);
232
    if (cwt) arch_dump_regs(cwt->hash);
233
}
233
}
234
 
234
 
235
void cmd_stop(int argc, char *argv[])
235
void cmd_stop(int argc, char *argv[])
236
{
236
{
237
    link_t *cur;
237
    link_t *cur;
238
    dthread_t *dt;
238
    dthread_t *dt;
239
    int rc;
239
    int rc;
240
 
240
 
241
    (void)argc; (void)argv;
241
    (void)argc; (void)argv;
242
 
242
 
243
    dt = NULL;
243
    dt = NULL;
244
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
244
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
245
        dt = list_get_instance(cur, dthread_t, link);
245
        dt = list_get_instance(cur, dthread_t, link);
246
        if (!dt->stopped) {
246
        if (!dt->stopped) {
247
            rc = udebug_stop(app_phone, dt->hash);
247
            rc = udebug_stop(app_phone, dt->hash);
248
            if (rc < 0) {
248
            if (rc < 0) {
249
                printf("failed halting thread %d\n", dt->id);
249
                printf("failed halting thread %d\n", dt->id);
250
            }
250
            }
251
        }
251
        }
252
    }  
252
    }  
253
}
253
}
254
 
254
 
255
 
255
 
256
void cmd_threads(int argc, char *argv[])
256
void cmd_threads(int argc, char *argv[])
257
{
257
{
258
    link_t *cur;
258
    link_t *cur;
259
    dthread_t *dt;
259
    dthread_t *dt;
260
 
260
 
261
    (void)argc;
261
    (void)argc;
262
 
262
 
263
    dt = NULL;
263
    dt = NULL;
264
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
264
    for (cur = dthreads.next; cur != &dthreads; cur = cur->next) {
265
        dt = list_get_instance(cur, dthread_t, link);
265
        dt = list_get_instance(cur, dthread_t, link);
266
        cons_printf("%d [hash 0x%x]\n", dt->id, dt->hash);
266
        cons_printf("%d [hash 0x%lx]\n", dt->id, dt->hash);
267
    }  
267
    }  
268
}
268
}
269
 
269
 
270
 
270
 
271
static void cmd_quit(int argc, char *argv[])
271
static void cmd_quit(int argc, char *argv[])
272
{
272
{
273
    (void)argc; (void)argv;
273
    (void)argc; (void)argv;
274
    quit = true;
274
    quit = true;
275
}
275
}
276
 
276
 
277
/** @}
277
/** @}
278
 */
278
 */
279
 
279