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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 trace
29
/** @addtogroup trace
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 <unistd.h>
37
#include <unistd.h>
38
#include <syscall.h>
38
#include <syscall.h>
39
#include <ipc/ipc.h>
39
#include <ipc/ipc.h>
40
#include <fibril.h>
40
#include <fibril.h>
41
#include <errno.h>
41
#include <errno.h>
42
#include <udebug.h>
42
#include <udebug.h>
43
#include <async.h>
43
#include <async.h>
44
#include <task.h>
44
#include <task.h>
-
 
45
#include <loader/loader.h>
45
 
46
 
46
// Temporary: service and method names
47
// Temporary: service and method names
47
#include "proto.h"
48
#include "proto.h"
48
#include <ipc/services.h>
49
#include <ipc/services.h>
49
#include "../../srv/vfs/vfs.h"
50
#include "../../srv/vfs/vfs.h"
50
#include "../../srv/console/console.h"
51
#include "../../srv/console/console.h"
51
 
52
 
52
#include "syscalls.h"
53
#include "syscalls.h"
53
#include "ipcp.h"
54
#include "ipcp.h"
54
#include "errors.h"
55
#include "errors.h"
55
#include "trace.h"
56
#include "trace.h"
56
 
57
 
57
#define THBUF_SIZE 64
58
#define THBUF_SIZE 64
58
uintptr_t thread_hash_buf[THBUF_SIZE];
59
uintptr_t thread_hash_buf[THBUF_SIZE];
59
int n_threads;
60
int n_threads;
60
 
61
 
61
int next_thread_id;
62
int next_thread_id;
62
 
63
 
63
int phoneid;
64
int phoneid;
64
int abort_trace;
65
int abort_trace;
65
 
66
 
66
uintptr_t thash;
67
uintptr_t thash;
67
volatile int paused;
68
volatile int paused;
68
 
69
 
69
void thread_trace_start(uintptr_t thread_hash);
70
void thread_trace_start(uintptr_t thread_hash);
70
 
71
 
71
static proto_t *proto_console;
72
static proto_t *proto_console;
72
static task_id_t task_id;
73
static task_id_t task_id;
-
 
74
static loader_t *task_ldr;
73
 
75
 
74
/** Combination of events/data to print. */
76
/** Combination of events/data to print. */
75
display_mask_t display_mask;
77
display_mask_t display_mask;
76
 
78
 
-
 
79
static int program_run_fibril(void *arg);
-
 
80
 
-
 
81
static void program_run(void)
-
 
82
{
-
 
83
    fid_t fid;
-
 
84
 
-
 
85
    fid = fibril_create(program_run_fibril, NULL);
-
 
86
    if (fid == 0) {
-
 
87
        printf("Error creating fibril\n");
-
 
88
        exit(1);
-
 
89
    }
-
 
90
 
-
 
91
    fibril_add_ready(fid);
-
 
92
}
-
 
93
 
-
 
94
static int program_run_fibril(void *arg)
-
 
95
{
-
 
96
    int rc;
-
 
97
 
-
 
98
    /*
-
 
99
     * This must be done in background as it will block until
-
 
100
     * we let the task reply to this call.
-
 
101
     */
-
 
102
    rc = loader_run(task_ldr);
-
 
103
    if (rc != 0) {
-
 
104
        printf("Error running program\n");
-
 
105
        exit(1);
-
 
106
    }
-
 
107
 
-
 
108
    free(task_ldr);
-
 
109
    task_ldr = NULL;
-
 
110
 
-
 
111
    printf("program_run_fibril exiting\n");
-
 
112
    return 0;
-
 
113
}
-
 
114
 
-
 
115
 
77
static int task_connect(task_id_t task_id)
116
static int connect_task(task_id_t task_id)
78
{
117
{
79
    int rc;
118
    int rc;
80
 
119
 
81
    rc = ipc_connect_kbox(task_id);
120
    rc = ipc_connect_kbox(task_id);
82
 
121
 
83
    if (rc == ENOTSUP) {
122
    if (rc == ENOTSUP) {
84
        printf("You do not have userspace debugging support "
123
        printf("You do not have userspace debugging support "
85
            "compiled in the kernel.\n");
124
            "compiled in the kernel.\n");
86
        printf("Compile kernel with 'Support for userspace debuggers' "
125
        printf("Compile kernel with 'Support for userspace debuggers' "
87
            "(CONFIG_UDEBUG) enabled.\n");
126
            "(CONFIG_UDEBUG) enabled.\n");
88
        return rc;
127
        return rc;
89
    }
128
    }
90
 
129
 
91
    if (rc < 0) {
130
    if (rc < 0) {
92
        printf("Error connecting\n");
131
        printf("Error connecting\n");
93
        printf("ipc_connect_task(%lld) -> %d ", task_id, rc);
132
        printf("ipc_connect_task(%lld) -> %d ", task_id, rc);
94
        return rc;
133
        return rc;
95
    }
134
    }
96
 
135
 
97
    phoneid = rc;
136
    phoneid = rc;
98
 
137
 
99
    rc = udebug_begin(phoneid);
138
    rc = udebug_begin(phoneid);
100
    if (rc < 0) {
139
    if (rc < 0) {
101
        printf("udebug_begin() -> %d\n", rc);
140
        printf("udebug_begin() -> %d\n", rc);
102
        return rc;
141
        return rc;
103
    }
142
    }
104
 
143
 
105
    rc = udebug_set_evmask(phoneid, UDEBUG_EM_ALL);
144
    rc = udebug_set_evmask(phoneid, UDEBUG_EM_ALL);
106
    if (rc < 0) {
145
    if (rc < 0) {
107
        printf("udebug_set_evmask(0x%x) -> %d\n ", UDEBUG_EM_ALL, rc);
146
        printf("udebug_set_evmask(0x%x) -> %d\n ", UDEBUG_EM_ALL, rc);
108
        return rc;
147
        return rc;
109
    }
148
    }
110
 
149
 
111
    return 0;
150
    return 0;
112
}
151
}
113
 
152
 
114
static int get_thread_list(void)
153
static int get_thread_list(void)
115
{
154
{
116
    int rc;
155
    int rc;
117
    size_t tb_copied;
156
    size_t tb_copied;
118
    size_t tb_needed;
157
    size_t tb_needed;
119
    int i;
158
    int i;
120
 
159
 
121
    rc = udebug_thread_read(phoneid, thread_hash_buf,
160
    rc = udebug_thread_read(phoneid, thread_hash_buf,
122
        THBUF_SIZE*sizeof(unsigned), &tb_copied, &tb_needed);
161
        THBUF_SIZE*sizeof(unsigned), &tb_copied, &tb_needed);
123
    if (rc < 0) {
162
    if (rc < 0) {
124
        printf("udebug_thread_read() -> %d\n", rc);
163
        printf("udebug_thread_read() -> %d\n", rc);
125
        return rc;
164
        return rc;
126
    }
165
    }
127
 
166
 
128
    n_threads = tb_copied / sizeof(uintptr_t);
167
    n_threads = tb_copied / sizeof(uintptr_t);
129
 
168
 
130
    printf("Threads:");
169
    printf("Threads:");
131
    for (i = 0; i < n_threads; i++) {
170
    for (i = 0; i < n_threads; i++) {
132
        printf(" [%d] (hash 0x%lx)", 1+i, thread_hash_buf[i]);
171
        printf(" [%d] (hash 0x%lx)", 1+i, thread_hash_buf[i]);
133
    }
172
    }
134
    printf("\ntotal of %u threads\n", tb_needed / sizeof(uintptr_t));
173
    printf("\ntotal of %u threads\n", tb_needed / sizeof(uintptr_t));
135
 
174
 
136
    return 0;
175
    return 0;
137
}
176
}
138
 
177
 
139
void val_print(sysarg_t val, val_type_t v_type)
178
void val_print(sysarg_t val, val_type_t v_type)
140
{
179
{
141
    switch (v_type) {
180
    switch (v_type) {
142
    case V_VOID:
181
    case V_VOID:
143
        printf("<void>");
182
        printf("<void>");
144
        break;
183
        break;
145
 
184
 
146
    case V_INTEGER:
185
    case V_INTEGER:
147
        printf("%ld", val);
186
        printf("%ld", val);
148
        break;
187
        break;
149
 
188
 
150
    case V_HASH:
189
    case V_HASH:
-
 
190
    case V_PTR:
151
        printf("0x%08lx", val);
191
        printf("0x%08lx", val);
152
        break;
192
        break;
153
 
193
 
154
    case V_ERRNO:
194
    case V_ERRNO:
155
        if (val >= -15 && val <= 0) {
195
        if (val >= -15 && val <= 0) {
156
            printf("%ld %s (%s)", val,
196
            printf("%ld %s (%s)", val,
157
                err_desc[-val].name,
197
                err_desc[-val].name,
158
                err_desc[-val].desc);
198
                err_desc[-val].desc);
159
        } else {
199
        } else {
160
            printf("%ld", val);
200
            printf("%ld", val);
161
        }
201
        }
162
        break;
202
        break;
163
    case V_INT_ERRNO:
203
    case V_INT_ERRNO:
164
        if (val >= -15 && val < 0) {
204
        if (val >= -15 && val < 0) {
165
            printf("%ld %s (%s)", val,
205
            printf("%ld %s (%s)", val,
166
                err_desc[-val].name,
206
                err_desc[-val].name,
167
                err_desc[-val].desc);
207
                err_desc[-val].desc);
168
        } else {
208
        } else {
169
            printf("%ld", val);
209
            printf("%ld", val);
170
        }
210
        }
171
        break;
211
        break;
172
 
212
 
173
    case V_CHAR:
213
    case V_CHAR:
174
        if (val >= 0x20 && val < 0x7f) {
214
        if (val >= 0x20 && val < 0x7f) {
175
            printf("'%c'", val);
215
            printf("'%c'", val);
176
        } else {
216
        } else {
177
            switch (val) {
217
            switch (val) {
178
            case '\a': printf("'\\a'"); break;
218
            case '\a': printf("'\\a'"); break;
179
            case '\b': printf("'\\b'"); break;
219
            case '\b': printf("'\\b'"); break;
180
            case '\n': printf("'\\n'"); break;
220
            case '\n': printf("'\\n'"); break;
181
            case '\r': printf("'\\r'"); break;
221
            case '\r': printf("'\\r'"); break;
182
            case '\t': printf("'\\t'"); break;
222
            case '\t': printf("'\\t'"); break;
183
            case '\\': printf("'\\\\'"); break;
223
            case '\\': printf("'\\\\'"); break;
184
            default: printf("'\\x%02lX'", val); break;
224
            default: printf("'\\x%02lX'", val); break;
185
            }
225
            }
186
        }
226
        }
187
        break;
227
        break;
188
    }
228
    }
189
}
229
}
190
 
230
 
191
 
231
 
192
static void print_sc_retval(sysarg_t retval, val_type_t val_type)
232
static void print_sc_retval(sysarg_t retval, val_type_t val_type)
193
{
233
{
194
    printf(" -> ");
234
    printf(" -> ");
195
    val_print(retval, val_type);
235
    val_print(retval, val_type);
196
    putchar('\n');
236
    putchar('\n');
197
}
237
}
198
 
238
 
199
static void print_sc_args(sysarg_t *sc_args, int n)
239
static void print_sc_args(sysarg_t *sc_args, int n)
200
{
240
{
201
    int i;
241
    int i;
202
 
242
 
203
    putchar('(');
243
    putchar('(');
204
    if (n > 0) printf("%ld", sc_args[0]);
244
    if (n > 0) printf("%ld", sc_args[0]);
205
    for (i = 1; i < n; i++) {
245
    for (i = 1; i < n; i++) {
206
        printf(", %ld", sc_args[i]);
246
        printf(", %ld", sc_args[i]);
207
    }
247
    }
208
    putchar(')');
248
    putchar(')');
209
}
249
}
210
 
250
 
211
static void sc_ipc_call_async_fast(sysarg_t *sc_args, sysarg_t sc_rc)
251
static void sc_ipc_call_async_fast(sysarg_t *sc_args, sysarg_t sc_rc)
212
{
252
{
213
    ipc_call_t call;
253
    ipc_call_t call;
214
    ipcarg_t phoneid;
254
    ipcarg_t phoneid;
215
   
255
   
216
    if (sc_rc == IPC_CALLRET_FATAL || sc_rc == IPC_CALLRET_TEMPORARY)
256
    if (sc_rc == IPC_CALLRET_FATAL || sc_rc == IPC_CALLRET_TEMPORARY)
217
        return;
257
        return;
218
 
258
 
219
    phoneid = sc_args[0];
259
    phoneid = sc_args[0];
220
 
260
 
221
    IPC_SET_METHOD(call, sc_args[1]);
261
    IPC_SET_METHOD(call, sc_args[1]);
222
    IPC_SET_ARG1(call, sc_args[2]);
262
    IPC_SET_ARG1(call, sc_args[2]);
223
    IPC_SET_ARG2(call, sc_args[3]);
263
    IPC_SET_ARG2(call, sc_args[3]);
224
    IPC_SET_ARG3(call, sc_args[4]);
264
    IPC_SET_ARG3(call, sc_args[4]);
225
    IPC_SET_ARG4(call, sc_args[5]);
265
    IPC_SET_ARG4(call, sc_args[5]);
226
    IPC_SET_ARG5(call, 0);
266
    IPC_SET_ARG5(call, 0);
227
 
267
 
228
    ipcp_call_out(phoneid, &call, sc_rc);
268
    ipcp_call_out(phoneid, &call, sc_rc);
229
}
269
}
230
 
270
 
231
static void sc_ipc_call_async_slow(sysarg_t *sc_args, sysarg_t sc_rc)
271
static void sc_ipc_call_async_slow(sysarg_t *sc_args, sysarg_t sc_rc)
232
{
272
{
233
    ipc_call_t call;
273
    ipc_call_t call;
234
    int rc;
274
    int rc;
235
 
275
 
236
    if (sc_rc == IPC_CALLRET_FATAL || sc_rc == IPC_CALLRET_TEMPORARY)
276
    if (sc_rc == IPC_CALLRET_FATAL || sc_rc == IPC_CALLRET_TEMPORARY)
237
        return;
277
        return;
238
 
278
 
239
    memset(&call, 0, sizeof(call));
279
    memset(&call, 0, sizeof(call));
240
    rc = udebug_mem_read(phoneid, &call.args, sc_args[1], sizeof(call.args));
280
    rc = udebug_mem_read(phoneid, &call.args, sc_args[1], sizeof(call.args));
241
 
281
 
242
    if (rc >= 0) {
282
    if (rc >= 0) {
243
        ipcp_call_out(sc_args[0], &call, sc_rc);
283
        ipcp_call_out(sc_args[0], &call, sc_rc);
244
    }
284
    }
245
}
285
}
246
 
286
 
247
static void sc_ipc_call_sync_fast(sysarg_t *sc_args)
287
static void sc_ipc_call_sync_fast(sysarg_t *sc_args)
248
{
288
{
249
    ipc_call_t question, reply;
289
    ipc_call_t question, reply;
250
    int rc;
290
    int rc;
251
    int phoneidx;
291
    int phoneidx;
252
 
292
 
253
//  printf("sc_ipc_call_sync_fast()\n");
293
//  printf("sc_ipc_call_sync_fast()\n");
254
    phoneidx = sc_args[0];
294
    phoneidx = sc_args[0];
255
 
295
 
256
    IPC_SET_METHOD(question, sc_args[1]);
296
    IPC_SET_METHOD(question, sc_args[1]);
257
    IPC_SET_ARG1(question, sc_args[2]);
297
    IPC_SET_ARG1(question, sc_args[2]);
258
    IPC_SET_ARG2(question, sc_args[3]);
298
    IPC_SET_ARG2(question, sc_args[3]);
259
    IPC_SET_ARG3(question, sc_args[4]);
299
    IPC_SET_ARG3(question, sc_args[4]);
260
    IPC_SET_ARG4(question, 0);
300
    IPC_SET_ARG4(question, 0);
261
    IPC_SET_ARG5(question, 0);
301
    IPC_SET_ARG5(question, 0);
262
 
302
 
263
//  printf("memset\n");
303
//  printf("memset\n");
264
    memset(&reply, 0, sizeof(reply));
304
    memset(&reply, 0, sizeof(reply));
265
//  printf("udebug_mem_read(phone=%d, buffer_ptr=%u, src_addr=%d, n=%d\n",
305
//  printf("udebug_mem_read(phone=%d, buffer_ptr=%u, src_addr=%d, n=%d\n",
266
//      phoneid, &reply.args, sc_args[5], sizeof(reply.args));
306
//      phoneid, &reply.args, sc_args[5], sizeof(reply.args));
267
    rc = udebug_mem_read(phoneid, &reply.args, sc_args[5], sizeof(reply.args));
307
    rc = udebug_mem_read(phoneid, &reply.args, sc_args[5], sizeof(reply.args));
268
//  printf("dmr->%d\n", rc);
308
//  printf("dmr->%d\n", rc);
269
    if (rc < 0) return;
309
    if (rc < 0) return;
270
 
310
 
271
//  printf("call ipc_call_sync\n");
311
//  printf("call ipc_call_sync\n");
272
    ipcp_call_sync(phoneidx, &question, &reply);
312
    ipcp_call_sync(phoneidx, &question, &reply);
273
}
313
}
274
 
314
 
275
static void sc_ipc_call_sync_slow(sysarg_t *sc_args)
315
static void sc_ipc_call_sync_slow(sysarg_t *sc_args)
276
{
316
{
277
    ipc_call_t question, reply;
317
    ipc_call_t question, reply;
278
    int rc;
318
    int rc;
279
 
319
 
280
    memset(&question, 0, sizeof(question));
320
    memset(&question, 0, sizeof(question));
281
    rc = udebug_mem_read(phoneid, &question.args, sc_args[1], sizeof(question.args));
321
    rc = udebug_mem_read(phoneid, &question.args, sc_args[1], sizeof(question.args));
282
    printf("dmr->%d\n", rc);
322
    printf("dmr->%d\n", rc);
283
    if (rc < 0) return;
323
    if (rc < 0) return;
284
 
324
 
285
    memset(&reply, 0, sizeof(reply));
325
    memset(&reply, 0, sizeof(reply));
286
    rc = udebug_mem_read(phoneid, &reply.args, sc_args[2], sizeof(reply.args));
326
    rc = udebug_mem_read(phoneid, &reply.args, sc_args[2], sizeof(reply.args));
287
    printf("dmr->%d\n", rc);
327
    printf("dmr->%d\n", rc);
288
    if (rc < 0) return;
328
    if (rc < 0) return;
289
 
329
 
290
    ipcp_call_sync(sc_args[0], &question, &reply);
330
    ipcp_call_sync(sc_args[0], &question, &reply);
291
}
331
}
292
 
332
 
293
static void sc_ipc_wait(sysarg_t *sc_args, int sc_rc)
333
static void sc_ipc_wait(sysarg_t *sc_args, int sc_rc)
294
{
334
{
295
    ipc_call_t call;
335
    ipc_call_t call;
296
    int rc;
336
    int rc;
297
 
337
 
298
    if (sc_rc == 0) return;
338
    if (sc_rc == 0) return;
299
 
339
 
300
    memset(&call, 0, sizeof(call));
340
    memset(&call, 0, sizeof(call));
301
    rc = udebug_mem_read(phoneid, &call, sc_args[0], sizeof(call));
341
    rc = udebug_mem_read(phoneid, &call, sc_args[0], sizeof(call));
302
//  printf("udebug_mem_read(phone %d, dest %d, app-mem src %d, size %d -> %d\n",
342
//  printf("udebug_mem_read(phone %d, dest %d, app-mem src %d, size %d -> %d\n",
303
//      phoneid, (int)&call, sc_args[0], sizeof(call), rc);
343
//      phoneid, (int)&call, sc_args[0], sizeof(call), rc);
304
 
344
 
305
    if (rc >= 0) {
345
    if (rc >= 0) {
306
        ipcp_call_in(&call, sc_rc);
346
        ipcp_call_in(&call, sc_rc);
307
    }
347
    }
308
}
348
}
309
 
349
 
310
static void event_syscall_b(unsigned thread_id, uintptr_t thread_hash,
350
static void event_syscall_b(unsigned thread_id, uintptr_t thread_hash,
311
    unsigned sc_id, sysarg_t sc_rc)
351
    unsigned sc_id, sysarg_t sc_rc)
312
{
352
{
313
    sysarg_t sc_args[6];
353
    sysarg_t sc_args[6];
314
    int rc;
354
    int rc;
315
 
355
 
316
    /* Read syscall arguments */
356
    /* Read syscall arguments */
317
    rc = udebug_args_read(phoneid, thread_hash, sc_args);
357
    rc = udebug_args_read(phoneid, thread_hash, sc_args);
318
 
358
 
319
    async_serialize_start();
359
    async_serialize_start();
320
 
360
 
321
//  printf("[%d] ", thread_id);
361
//  printf("[%d] ", thread_id);
322
 
362
 
323
    if (rc < 0) {
363
    if (rc < 0) {
324
        printf("error\n");
364
        printf("error\n");
325
        async_serialize_end();
365
        async_serialize_end();
326
        return;
366
        return;
327
    }
367
    }
328
 
368
 
329
    if ((display_mask & DM_SYSCALL) != 0) {
369
    if ((display_mask & DM_SYSCALL) != 0) {
330
        /* Print syscall name and arguments */
370
        /* Print syscall name and arguments */
331
        printf("%s", syscall_desc[sc_id].name);
371
        printf("%s", syscall_desc[sc_id].name);
332
        print_sc_args(sc_args, syscall_desc[sc_id].n_args);
372
        print_sc_args(sc_args, syscall_desc[sc_id].n_args);
333
    }
373
    }
334
 
374
 
335
    async_serialize_end();
375
    async_serialize_end();
336
}
376
}
337
 
377
 
338
static void event_syscall_e(unsigned thread_id, uintptr_t thread_hash,
378
static void event_syscall_e(unsigned thread_id, uintptr_t thread_hash,
339
    unsigned sc_id, sysarg_t sc_rc)
379
    unsigned sc_id, sysarg_t sc_rc)
340
{
380
{
341
    sysarg_t sc_args[6];
381
    sysarg_t sc_args[6];
342
    int rv_type;
382
    int rv_type;
343
    int rc;
383
    int rc;
344
 
384
 
345
    /* Read syscall arguments */
385
    /* Read syscall arguments */
346
    rc = udebug_args_read(phoneid, thread_hash, sc_args);
386
    rc = udebug_args_read(phoneid, thread_hash, sc_args);
347
 
387
 
348
    async_serialize_start();
388
    async_serialize_start();
349
 
389
 
350
//  printf("[%d] ", thread_id);
390
//  printf("[%d] ", thread_id);
351
 
391
 
352
    if (rc < 0) {
392
    if (rc < 0) {
353
        printf("error\n");
393
        printf("error\n");
354
        async_serialize_end();
394
        async_serialize_end();
355
        return;
395
        return;
356
    }
396
    }
357
 
397
 
358
    if ((display_mask & DM_SYSCALL) != 0) {
398
    if ((display_mask & DM_SYSCALL) != 0) {
359
        /* Print syscall return value */
399
        /* Print syscall return value */
360
        rv_type = syscall_desc[sc_id].rv_type;
400
        rv_type = syscall_desc[sc_id].rv_type;
361
        print_sc_retval(sc_rc, rv_type);
401
        print_sc_retval(sc_rc, rv_type);
362
    }
402
    }
363
 
403
 
364
    switch (sc_id) {
404
    switch (sc_id) {
365
    case SYS_IPC_CALL_ASYNC_FAST:
405
    case SYS_IPC_CALL_ASYNC_FAST:
366
        sc_ipc_call_async_fast(sc_args, sc_rc);
406
        sc_ipc_call_async_fast(sc_args, sc_rc);
367
        break;
407
        break;
368
    case SYS_IPC_CALL_ASYNC_SLOW:
408
    case SYS_IPC_CALL_ASYNC_SLOW:
369
        sc_ipc_call_async_slow(sc_args, sc_rc);
409
        sc_ipc_call_async_slow(sc_args, sc_rc);
370
        break;
410
        break;
371
    case SYS_IPC_CALL_SYNC_FAST:
411
    case SYS_IPC_CALL_SYNC_FAST:
372
        sc_ipc_call_sync_fast(sc_args);
412
        sc_ipc_call_sync_fast(sc_args);
373
        break;
413
        break;
374
    case SYS_IPC_CALL_SYNC_SLOW:
414
    case SYS_IPC_CALL_SYNC_SLOW:
375
        sc_ipc_call_sync_slow(sc_args);
415
        sc_ipc_call_sync_slow(sc_args);
376
        break;
416
        break;
377
    case SYS_IPC_WAIT:
417
    case SYS_IPC_WAIT:
378
        sc_ipc_wait(sc_args, sc_rc);
418
        sc_ipc_wait(sc_args, sc_rc);
379
        break;
419
        break;
380
    default:
420
    default:
381
        break;
421
        break;
382
    }
422
    }
383
 
423
 
384
    async_serialize_end();
424
    async_serialize_end();
385
}
425
}
386
 
426
 
387
static void event_thread_b(uintptr_t hash)
427
static void event_thread_b(uintptr_t hash)
388
{
428
{
389
    async_serialize_start();
429
    async_serialize_start();
390
    printf("New thread, hash 0x%lx\n", hash);
430
    printf("New thread, hash 0x%lx\n", hash);
391
    async_serialize_end();
431
    async_serialize_end();
392
 
432
 
393
    thread_trace_start(hash);
433
    thread_trace_start(hash);
394
}
434
}
395
 
435
 
396
static int trace_loop(void *thread_hash_arg)
436
static int trace_loop(void *thread_hash_arg)
397
{
437
{
398
    int rc;
438
    int rc;
399
    unsigned ev_type;
439
    unsigned ev_type;
400
    uintptr_t thread_hash;
440
    uintptr_t thread_hash;
401
    unsigned thread_id;
441
    unsigned thread_id;
402
    sysarg_t val0, val1;
442
    sysarg_t val0, val1;
403
 
443
 
404
    thread_hash = (uintptr_t)thread_hash_arg;
444
    thread_hash = (uintptr_t)thread_hash_arg;
405
    thread_id = next_thread_id++;
445
    thread_id = next_thread_id++;
406
 
446
 
407
    printf("Start tracing thread [%d] (hash 0x%lx)\n", thread_id, thread_hash);
447
    printf("Start tracing thread [%d] (hash 0x%lx)\n", thread_id, thread_hash);
408
 
448
 
409
    while (!abort_trace) {
449
    while (!abort_trace) {
410
 
450
 
411
        /* Run thread until an event occurs */
451
        /* Run thread until an event occurs */
412
        rc = udebug_go(phoneid, thread_hash,
452
        rc = udebug_go(phoneid, thread_hash,
413
            &ev_type, &val0, &val1);
453
            &ev_type, &val0, &val1);
414
 
454
 
415
//      printf("rc = %d, ev_type=%d\n", rc, ev_type);
455
//      printf("rc = %d, ev_type=%d\n", rc, ev_type);
416
        if (ev_type == UDEBUG_EVENT_FINISHED) {
456
        if (ev_type == UDEBUG_EVENT_FINISHED) {
417
            /* Done tracing this thread */
457
            /* Done tracing this thread */
418
            break;
458
            break;
419
        }
459
        }
420
 
460
 
421
        if (rc >= 0) {
461
        if (rc >= 0) {
422
            switch (ev_type) {
462
            switch (ev_type) {
423
            case UDEBUG_EVENT_SYSCALL_B:
463
            case UDEBUG_EVENT_SYSCALL_B:
424
                event_syscall_b(thread_id, thread_hash, val0, (int)val1);
464
                event_syscall_b(thread_id, thread_hash, val0, (int)val1);
425
                break;
465
                break;
426
            case UDEBUG_EVENT_SYSCALL_E:
466
            case UDEBUG_EVENT_SYSCALL_E:
427
                event_syscall_e(thread_id, thread_hash, val0, (int)val1);
467
                event_syscall_e(thread_id, thread_hash, val0, (int)val1);
428
                break;
468
                break;
429
            case UDEBUG_EVENT_STOP:
469
            case UDEBUG_EVENT_STOP:
430
                printf("Stop event\n");
470
                printf("Stop event\n");
431
                printf("Waiting for resume\n");
471
                printf("Waiting for resume\n");
432
                while (paused) {
472
                while (paused) {
433
                    usleep(1000000);
473
                    usleep(1000000);
434
                    fibril_yield();
474
                    fibril_yield();
435
                    printf(".");
475
                    printf(".");
436
                }
476
                }
437
                printf("Resumed\n");
477
                printf("Resumed\n");
438
                break;
478
                break;
439
            case UDEBUG_EVENT_THREAD_B:
479
            case UDEBUG_EVENT_THREAD_B:
440
                event_thread_b(val0);
480
                event_thread_b(val0);
441
                break;
481
                break;
442
            case UDEBUG_EVENT_THREAD_E:
482
            case UDEBUG_EVENT_THREAD_E:
443
                printf("Thread 0x%lx exited\n", val0);
483
                printf("Thread 0x%lx exited\n", val0);
444
                abort_trace = 1;
484
                abort_trace = 1;
445
                break;
485
                break;
446
            default:
486
            default:
447
                printf("Unknown event type %d\n", ev_type);
487
                printf("Unknown event type %d\n", ev_type);
448
                break;
488
                break;
449
            }
489
            }
450
        }
490
        }
451
 
491
 
452
    }
492
    }
453
 
493
 
454
    printf("Finished tracing thread [%d]\n", thread_id);
494
    printf("Finished tracing thread [%d]\n", thread_id);
455
    return 0;
495
    return 0;
456
}
496
}
457
 
497
 
458
void thread_trace_start(uintptr_t thread_hash)
498
void thread_trace_start(uintptr_t thread_hash)
459
{
499
{
460
    fid_t fid;
500
    fid_t fid;
461
 
501
 
462
    thash = thread_hash;
502
    thash = thread_hash;
463
 
503
 
464
    fid = fibril_create(trace_loop, (void *)thread_hash);
504
    fid = fibril_create(trace_loop, (void *)thread_hash);
465
    if (fid == 0) {
505
    if (fid == 0) {
466
        printf("Warning: Failed creating fibril\n");
506
        printf("Warning: Failed creating fibril\n");
467
    }
507
    }
468
    fibril_add_ready(fid);
508
    fibril_add_ready(fid);
469
}
509
}
470
 
510
 
-
 
511
static loader_t *preload_task(const char *path, char *const argv[],
471
static void trace_active_task(task_id_t task_id)
512
    task_id_t *task_id)
472
{
513
{
473
    int i;
514
    loader_t *ldr;
474
    int rc;
515
    int rc;
475
    int c;
-
 
476
 
516
 
-
 
517
    /* Spawn a program loader */   
-
 
518
    ldr = loader_spawn();
-
 
519
    if (ldr == NULL)
-
 
520
        return 0;
-
 
521
 
-
 
522
    /* Get task ID. */
477
    rc = task_connect(task_id);
523
    rc = loader_get_task_id(ldr, task_id);
478
    if (rc < 0) {
524
    if (rc != EOK)
-
 
525
        goto error;
-
 
526
 
-
 
527
    /* Send program pathname */
479
        printf("Failed to connect to task %lld\n", task_id);
528
    rc = loader_set_pathname(ldr, path);
-
 
529
    if (rc != EOK)
-
 
530
        goto error;
-
 
531
 
-
 
532
    /* Send arguments */
-
 
533
    rc = loader_set_args(ldr, argv);
-
 
534
    if (rc != EOK)
-
 
535
        goto error;
-
 
536
 
-
 
537
    /* Load the program. */
-
 
538
    rc = loader_load_program(ldr);
-
 
539
    if (rc != EOK)
-
 
540
        goto error;
-
 
541
 
-
 
542
    /* Success */
480
        return;
543
    return ldr;
-
 
544
 
-
 
545
    /* Error exit */
-
 
546
error:
-
 
547
    loader_abort(ldr);
-
 
548
    free(ldr);
-
 
549
    return NULL;
481
    }
550
}
482
 
551
 
483
    printf("Connected to task %lld\n", task_id);
552
static void trace_task(task_id_t task_id)
-
 
553
{
-
 
554
    int i;
-
 
555
    int rc;
-
 
556
    int c;
484
 
557
 
485
    ipcp_init();
558
    ipcp_init();
486
 
559
 
487
    /*
560
    /*
488
     * User apps now typically have console on phone 3.
561
     * User apps now typically have console on phone 3.
489
     * (Phones 1 and 2 are used by the loader).
562
     * (Phones 1 and 2 are used by the loader).
490
     */
563
     */
491
    ipcp_connection_set(3, 0, proto_console);
564
    ipcp_connection_set(3, 0, proto_console);
492
 
565
 
493
    rc = get_thread_list();
566
    rc = get_thread_list();
494
    if (rc < 0) {
567
    if (rc < 0) {
495
        printf("Failed to get thread list (error %d)\n", rc);
568
        printf("Failed to get thread list (error %d)\n", rc);
496
        return;
569
        return;
497
    }
570
    }
498
 
571
 
499
    abort_trace = 0;
572
    abort_trace = 0;
500
 
573
 
501
    for (i = 0; i < n_threads; i++) {
574
    for (i = 0; i < n_threads; i++) {
502
        thread_trace_start(thread_hash_buf[i]);
575
        thread_trace_start(thread_hash_buf[i]);
503
    }
576
    }
504
 
577
 
505
    while(1) {
578
    while(1) {
506
        c = getchar();
579
        c = getchar();
507
        if (c == 'q') break;
580
        if (c == 'q') break;
508
        if (c == 'p') {
581
        if (c == 'p') {
509
            paused = 1;
582
            paused = 1;
510
            rc = udebug_stop(phoneid, thash);
583
            rc = udebug_stop(phoneid, thash);
511
            printf("stop -> %d\n", rc);
584
            printf("stop -> %d\n", rc);
512
        }
585
        }
513
        if (c == 'r') {
586
        if (c == 'r') {
514
            paused = 0;
587
            paused = 0;
515
        }
588
        }
516
    }
589
    }
517
 
590
 
518
    printf("\nTerminate debugging session...\n");
591
    printf("\nTerminate debugging session...\n");
519
    abort_trace = 1;
592
    abort_trace = 1;
520
    udebug_end(phoneid);
593
    udebug_end(phoneid);
521
    ipc_hangup(phoneid);
594
    ipc_hangup(phoneid);
522
 
595
 
523
    ipcp_cleanup();
596
    ipcp_cleanup();
524
 
597
 
525
    printf("Done\n");
598
    printf("Done\n");
526
    return;
599
    return;
527
}
600
}
528
 
601
 
529
static void main_init(void)
602
static void main_init(void)
530
{
603
{
531
    proto_t *p;
604
    proto_t *p;
532
    oper_t *o;
605
    oper_t *o;
533
 
606
 
534
    val_type_t arg_def[OPER_MAX_ARGS] = {
607
    val_type_t arg_def[OPER_MAX_ARGS] = {
535
        V_INTEGER,
608
        V_INTEGER,
536
        V_INTEGER,
609
        V_INTEGER,
537
        V_INTEGER,
610
        V_INTEGER,
538
        V_INTEGER,
611
        V_INTEGER,
539
        V_INTEGER      
612
        V_INTEGER      
540
    };
613
    };
541
 
614
 
542
    val_type_t resp_def[OPER_MAX_ARGS] = {
615
    val_type_t resp_def[OPER_MAX_ARGS] = {
543
        V_INTEGER,
616
        V_INTEGER,
544
        V_INTEGER,
617
        V_INTEGER,
545
        V_INTEGER,
618
        V_INTEGER,
546
        V_INTEGER,
619
        V_INTEGER,
547
        V_INTEGER      
620
        V_INTEGER      
548
    };
621
    };
549
 
622
 
550
    next_thread_id = 1;
623
    next_thread_id = 1;
551
    paused = 0;
624
    paused = 0;
552
 
625
 
553
    proto_init();
626
    proto_init();
554
 
627
 
555
    p = proto_new("vfs");
628
    p = proto_new("vfs");
556
    o = oper_new("read", 1, arg_def, V_ERRNO, 1, resp_def);
629
    o = oper_new("read", 1, arg_def, V_ERRNO, 1, resp_def);
557
    proto_add_oper(p, VFS_READ, o);
630
    proto_add_oper(p, VFS_READ, o);
558
    o = oper_new("write", 1, arg_def, V_ERRNO, 1, resp_def);
631
    o = oper_new("write", 1, arg_def, V_ERRNO, 1, resp_def);
559
    proto_add_oper(p, VFS_WRITE, o);
632
    proto_add_oper(p, VFS_WRITE, o);
560
    o = oper_new("truncate", 5, arg_def, V_ERRNO, 0, resp_def);
633
    o = oper_new("truncate", 5, arg_def, V_ERRNO, 0, resp_def);
561
    proto_add_oper(p, VFS_TRUNCATE, o);
634
    proto_add_oper(p, VFS_TRUNCATE, o);
562
    o = oper_new("mount", 2, arg_def, V_ERRNO, 0, resp_def);
635
    o = oper_new("mount", 2, arg_def, V_ERRNO, 0, resp_def);
563
    proto_add_oper(p, VFS_MOUNT, o);
636
    proto_add_oper(p, VFS_MOUNT, o);
564
/*  o = oper_new("unmount", 0, arg_def);
637
/*  o = oper_new("unmount", 0, arg_def);
565
    proto_add_oper(p, VFS_UNMOUNT, o);*/
638
    proto_add_oper(p, VFS_UNMOUNT, o);*/
566
 
639
 
567
    proto_register(SERVICE_VFS, p);
640
    proto_register(SERVICE_VFS, p);
568
 
641
 
569
    p = proto_new("console");
642
    p = proto_new("console");
570
    resp_def[0] = V_CHAR;
643
    resp_def[0] = V_CHAR;
571
    o = oper_new("getchar", 0, arg_def, V_INTEGER, 2, resp_def);
644
    o = oper_new("getchar", 0, arg_def, V_INTEGER, 2, resp_def);
572
    proto_add_oper(p, CONSOLE_GETCHAR, o);
645
    proto_add_oper(p, CONSOLE_GETCHAR, o);
573
 
646
 
574
    arg_def[0] = V_CHAR;
647
    arg_def[0] = V_CHAR;
575
    o = oper_new("putchar", 1, arg_def, V_VOID, 0, resp_def);
648
    o = oper_new("putchar", 1, arg_def, V_VOID, 0, resp_def);
576
    proto_add_oper(p, CONSOLE_PUTCHAR, o);
649
    proto_add_oper(p, CONSOLE_PUTCHAR, o);
577
    o = oper_new("clear", 0, arg_def, V_VOID, 0, resp_def);
650
    o = oper_new("clear", 0, arg_def, V_VOID, 0, resp_def);
578
    proto_add_oper(p, CONSOLE_CLEAR, o);
651
    proto_add_oper(p, CONSOLE_CLEAR, o);
579
 
652
 
580
    arg_def[0] = V_INTEGER; arg_def[1] = V_INTEGER;
653
    arg_def[0] = V_INTEGER; arg_def[1] = V_INTEGER;
581
    o = oper_new("goto", 2, arg_def, V_VOID, 0, resp_def);
654
    o = oper_new("goto", 2, arg_def, V_VOID, 0, resp_def);
582
    proto_add_oper(p, CONSOLE_GOTO, o);
655
    proto_add_oper(p, CONSOLE_GOTO, o);
583
 
656
 
584
    resp_def[0] = V_INTEGER; resp_def[1] = V_INTEGER;
657
    resp_def[0] = V_INTEGER; resp_def[1] = V_INTEGER;
585
    o = oper_new("getsize", 0, arg_def, V_INTEGER, 2, resp_def);
658
    o = oper_new("getsize", 0, arg_def, V_INTEGER, 2, resp_def);
586
    proto_add_oper(p, CONSOLE_GETSIZE, o);
659
    proto_add_oper(p, CONSOLE_GETSIZE, o);
587
    o = oper_new("flush", 0, arg_def, V_VOID, 0, resp_def);
660
    o = oper_new("flush", 0, arg_def, V_VOID, 0, resp_def);
588
    proto_add_oper(p, CONSOLE_FLUSH, o);
661
    proto_add_oper(p, CONSOLE_FLUSH, o);
589
 
662
 
590
    arg_def[0] = V_INTEGER; arg_def[1] = V_INTEGER;
663
    arg_def[0] = V_INTEGER; arg_def[1] = V_INTEGER;
591
    o = oper_new("set_style", 2, arg_def, V_INTEGER, 0, resp_def);
664
    o = oper_new("set_style", 2, arg_def, V_INTEGER, 0, resp_def);
592
    proto_add_oper(p, CONSOLE_SET_STYLE, o);
665
    proto_add_oper(p, CONSOLE_SET_STYLE, o);
593
    o = oper_new("cursor_visibility", 1, arg_def, V_VOID, 0, resp_def);
666
    o = oper_new("cursor_visibility", 1, arg_def, V_VOID, 0, resp_def);
594
    proto_add_oper(p, CONSOLE_CURSOR_VISIBILITY, o);
667
    proto_add_oper(p, CONSOLE_CURSOR_VISIBILITY, o);
595
 
668
 
596
    proto_console = p;
669
    proto_console = p;
597
    proto_register(SERVICE_CONSOLE, p);
670
    proto_register(SERVICE_CONSOLE, p);
598
}
671
}
599
 
672
 
600
static void print_syntax()
673
static void print_syntax()
601
{
674
{
602
    printf("Syntax:\n");
675
    printf("Syntax:\n");
603
    printf("\ttrace [+<events>] <executable> [<arg1> [...]]\n");
676
    printf("\ttrace [+<events>] <executable> [<arg1> [...]]\n");
604
    printf("or\ttrace [+<events>] -t <task_id>\n");
677
    printf("or\ttrace [+<events>] -t <task_id>\n");
605
    printf("Events: (default is +tp)\n");
678
    printf("Events: (default is +tp)\n");
606
    printf("\n");
679
    printf("\n");
607
    printf("\tt ... Thread creation and termination\n");
680
    printf("\tt ... Thread creation and termination\n");
608
    printf("\ts ... System calls\n");
681
    printf("\ts ... System calls\n");
609
    printf("\ti ... Low-level IPC\n");
682
    printf("\ti ... Low-level IPC\n");
610
    printf("\tp ... Protocol level\n");
683
    printf("\tp ... Protocol level\n");
611
    printf("\n");
684
    printf("\n");
612
    printf("Examples:\n");
685
    printf("Examples:\n");
613
    printf("\ttrace +s /app/tetris\n");
686
    printf("\ttrace +s /app/tetris\n");
614
    printf("\ttrace +tsip -t 12\n");
687
    printf("\ttrace +tsip -t 12\n");
615
}
688
}
616
 
689
 
617
static display_mask_t parse_display_mask(char *text)
690
static display_mask_t parse_display_mask(char *text)
618
{
691
{
619
    display_mask_t dm;
692
    display_mask_t dm;
620
    char *c;
693
    char *c;
621
 
694
 
622
    c = text;
695
    c = text;
623
 
696
 
624
    while (*c) {
697
    while (*c) {
625
        switch (*c) {
698
        switch (*c) {
626
        case 't': dm = dm | DM_THREAD; break;
699
        case 't': dm = dm | DM_THREAD; break;
627
        case 's': dm = dm | DM_SYSCALL; break;
700
        case 's': dm = dm | DM_SYSCALL; break;
628
        case 'i': dm = dm | DM_IPC; break;
701
        case 'i': dm = dm | DM_IPC; break;
629
        case 'p': dm = dm | DM_SYSTEM | DM_USER; break;
702
        case 'p': dm = dm | DM_SYSTEM | DM_USER; break;
630
        default:
703
        default:
631
            printf("Unexpected event type '%c'\n", *c);
704
            printf("Unexpected event type '%c'\n", *c);
632
            exit(1);
705
            exit(1);
633
        }
706
        }
634
 
707
 
635
        ++c;
708
        ++c;
636
    }
709
    }
637
 
710
 
638
    return dm;
711
    return dm;
639
}
712
}
640
 
713
 
641
static int parse_args(int argc, char *argv[])
714
static int parse_args(int argc, char *argv[])
642
{
715
{
643
    char *arg;
716
    char *arg;
644
    char *err_p;
717
    char *err_p;
645
 
718
 
646
    task_id = 0;
719
    task_id = 0;
647
 
720
 
648
    --argc; ++argv;
721
    --argc; ++argv;
649
 
722
 
650
    while (argc > 0) {
723
    while (argc > 0) {
651
        arg = *argv;
724
        arg = *argv;
652
        if (arg[0] == '+') {
725
        if (arg[0] == '+') {
653
            display_mask = parse_display_mask(&arg[1]);
726
            display_mask = parse_display_mask(&arg[1]);
654
        } else if (arg[0] == '-') {
727
        } else if (arg[0] == '-') {
655
            if (arg[1] == 't') {
728
            if (arg[1] == 't') {
656
                /* Trace an already running task */
729
                /* Trace an already running task */
657
                --argc; ++argv;
730
                --argc; ++argv;
658
                task_id = strtol(*argv, &err_p, 10);
731
                task_id = strtol(*argv, &err_p, 10);
-
 
732
                task_ldr = NULL;
659
                if (*err_p) {
733
                if (*err_p) {
660
                    printf("Task ID syntax error\n");
734
                    printf("Task ID syntax error\n");
661
                    print_syntax();
735
                    print_syntax();
662
                    return -1;
736
                    return -1;
663
                }
737
                }
664
            } else {
738
            } else {
665
                printf("Uknown option '%s'\n", arg[0]);
739
                printf("Uknown option '%s'\n", arg[0]);
666
                print_syntax();
740
                print_syntax();
667
                return -1;
741
                return -1;
668
            }
742
            }
669
        } else {
743
        } else {
670
            break;
744
            break;
671
        }
745
        }
672
 
746
 
673
        --argc; ++argv;
747
        --argc; ++argv;
674
    }
748
    }
675
 
749
 
676
    if (task_id != 0) {
750
    if (task_id != 0) {
677
        if (argc == 0) return 0;
751
        if (argc == 0) return 0;
678
        printf("Extra arguments\n");
752
        printf("Extra arguments\n");
679
        print_syntax();
753
        print_syntax();
680
        return -1;
754
        return -1;
681
    }
755
    }
682
 
756
 
683
    if (argc < 1) {
757
    if (argc < 1) {
684
        printf("Missing argument\n");
758
        printf("Missing argument\n");
685
        print_syntax();
759
        print_syntax();
686
        return -1;
760
        return -1;
687
    }
761
    }
688
 
762
 
689
    /* Execute the specified command and trace the new task. */
763
    /* Preload the specified program file. */
690
    printf("Spawning '%s' with arguments:\n", *argv);
764
    printf("Spawning '%s' with arguments:\n", *argv);
691
    {
765
    {
692
        char **cp = argv;
766
        char **cp = argv;
693
        while (*cp) printf("'%s'\n", *cp++);
767
        while (*cp) printf("'%s'\n", *cp++);
694
    }
768
    }
695
    task_id = task_spawn(*argv, argv);
769
    task_ldr = preload_task(*argv, argv, &task_id);
696
 
770
 
697
    return 0;
771
    return 0;
698
}
772
}
699
 
773
 
700
int main(int argc, char *argv[])
774
int main(int argc, char *argv[])
701
{
775
{
-
 
776
    int rc;
-
 
777
 
702
    printf("System Call / IPC Tracer\n");
778
    printf("System Call / IPC Tracer\n");
703
 
779
 
704
    display_mask = DM_THREAD | DM_SYSTEM | DM_USER;
780
    display_mask = DM_THREAD | DM_SYSTEM | DM_USER;
705
 
781
 
706
    if (parse_args(argc, argv) < 0)
782
    if (parse_args(argc, argv) < 0)
707
        return 1;
783
        return 1;
708
 
784
 
709
    main_init();
785
    main_init();
-
 
786
 
-
 
787
    rc = connect_task(task_id);
-
 
788
    if (rc < 0) {
-
 
789
        printf("Failed connecting to task %lld\n", task_id);
-
 
790
        return 1;
-
 
791
    }
-
 
792
 
-
 
793
    printf("Connected to task %lld\n", task_id);
-
 
794
 
-
 
795
    if (task_ldr != NULL) {
-
 
796
        program_run();
-
 
797
    }
-
 
798
 
710
    trace_active_task(task_id);
799
    trace_task(task_id);
711
 
800
 
712
    return 0;
801
    return 0;
713
}
802
}
714
 
803
 
715
/** @}
804
/** @}
716
 */
805
 */
717
 
806