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1
/*
2
 * QEMU monitor
3
 * 
4
 * Copyright (c) 2003-2004 Fabrice Bellard
5
 * 
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
9
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10
 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
12
 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
15
 *
16
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include "vl.h"
25
#include "disas.h"
26
#include <dirent.h>
27

    
28
//#define DEBUG
29
//#define DEBUG_COMPLETION
30

    
31
#ifndef offsetof
32
#define offsetof(type, field) ((size_t) &((type *)0)->field)
33
#endif
34

    
35
/*
36
 * Supported types:
37
 * 
38
 * 'F'          filename
39
 * 'B'          block device name
40
 * 's'          string (accept optional quote)
41
 * 'i'          32 bit integer
42
 * 'l'          target long (32 or 64 bit)
43
 * '/'          optional gdb-like print format (like "/10x")
44
 *
45
 * '?'          optional type (for 'F', 's' and 'i')
46
 *
47
 */
48

    
49
typedef struct term_cmd_t {
50
    const char *name;
51
    const char *args_type;
52
    void (*handler)();
53
    const char *params;
54
    const char *help;
55
} term_cmd_t;
56

    
57
static CharDriverState *monitor_hd;
58

    
59
static term_cmd_t term_cmds[];
60
static term_cmd_t info_cmds[];
61

    
62
static char term_outbuf[1024];
63
static int term_outbuf_index;
64

    
65
static void monitor_start_input(void);
66

    
67
CPUState *mon_cpu = NULL;
68

    
69
void term_flush(void)
70
{
71
    if (term_outbuf_index > 0) {
72
        qemu_chr_write(monitor_hd, term_outbuf, term_outbuf_index);
73
        term_outbuf_index = 0;
74
    }
75
}
76

    
77
/* flush at every end of line or if the buffer is full */
78
void term_puts(const char *str)
79
{
80
    int c;
81
    for(;;) {
82
        c = *str++;
83
        if (c == '\0')
84
            break;
85
        if (c == '\n')
86
            term_outbuf[term_outbuf_index++] = '\r';
87
        term_outbuf[term_outbuf_index++] = c;
88
        if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
89
            c == '\n')
90
            term_flush();
91
    }
92
}
93

    
94
void term_vprintf(const char *fmt, va_list ap)
95
{
96
    char buf[4096];
97
    vsnprintf(buf, sizeof(buf), fmt, ap);
98
    term_puts(buf);
99
}
100

    
101
void term_printf(const char *fmt, ...)
102
{
103
    va_list ap;
104
    va_start(ap, fmt);
105
    term_vprintf(fmt, ap);
106
    va_end(ap);
107
}
108

    
109
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
110
{
111
    va_list ap;
112
    va_start(ap, fmt);
113
    term_vprintf(fmt, ap);
114
    va_end(ap);
115
    return 0;
116
}
117

    
118
static int compare_cmd(const char *name, const char *list)
119
{
120
    const char *p, *pstart;
121
    int len;
122
    len = strlen(name);
123
    p = list;
124
    for(;;) {
125
        pstart = p;
126
        p = strchr(p, '|');
127
        if (!p)
128
            p = pstart + strlen(pstart);
129
        if ((p - pstart) == len && !memcmp(pstart, name, len))
130
            return 1;
131
        if (*p == '\0')
132
            break;
133
        p++;
134
    }
135
    return 0;
136
}
137

    
138
static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name)
139
{
140
    term_cmd_t *cmd;
141

    
142
    for(cmd = cmds; cmd->name != NULL; cmd++) {
143
        if (!name || !strcmp(name, cmd->name))
144
            term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
145
    }
146
}
147

    
148
static void help_cmd(const char *name)
149
{
150
    if (name && !strcmp(name, "info")) {
151
        help_cmd1(info_cmds, "info ", NULL);
152
    } else {
153
        help_cmd1(term_cmds, "", name);
154
        if (name && !strcmp(name, "log")) {
155
            CPULogItem *item;
156
            term_printf("Log items (comma separated):\n");
157
            term_printf("%-10s %s\n", "none", "remove all logs");
158
            for(item = cpu_log_items; item->mask != 0; item++) {
159
                term_printf("%-10s %s\n", item->name, item->help);
160
            }
161
        }
162
    }
163
}
164

    
165
static void do_help(const char *name)
166
{
167
    help_cmd(name);
168
}
169

    
170
static void do_commit(const char *device)
171
{
172
    int i, all_devices;
173
    
174
    all_devices = !strcmp(device, "all");
175
    for (i = 0; i < MAX_DISKS; i++) {
176
        if (bs_table[i]) {
177
            if (all_devices || 
178
                !strcmp(bdrv_get_device_name(bs_table[i]), device))
179
                bdrv_commit(bs_table[i]);
180
        }
181
    }
182
}
183

    
184
static void do_info(const char *item)
185
{
186
    term_cmd_t *cmd;
187

    
188
    if (!item)
189
        goto help;
190
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
191
        if (compare_cmd(item, cmd->name)) 
192
            goto found;
193
    }
194
 help:
195
    help_cmd("info");
196
    return;
197
 found:
198
    cmd->handler();
199
}
200

    
201
static void do_info_version(void)
202
{
203
  term_printf("%s\n", QEMU_VERSION);
204
}
205

    
206
static void do_info_block(void)
207
{
208
    bdrv_info();
209
}
210

    
211
/* get the current CPU defined by the user */
212
int mon_set_cpu(int cpu_index)
213
{
214
    CPUState *env;
215

    
216
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
217
        if (env->cpu_index == cpu_index) {
218
            mon_cpu = env;
219
            return 0;
220
        }
221
    }
222
    return -1;
223
}
224

    
225
CPUState *mon_get_cpu(void)
226
{
227
    if (!mon_cpu) {
228
        mon_set_cpu(0);
229
    }
230
    return mon_cpu;
231
}
232

    
233
static void do_info_registers(void)
234
{
235
    CPUState *env;
236
    env = mon_get_cpu();
237
    if (!env)
238
        return;
239
#ifdef TARGET_I386
240
    cpu_dump_state(env, NULL, monitor_fprintf,
241
                   X86_DUMP_FPU);
242
#else
243
    cpu_dump_state(env, NULL, monitor_fprintf, 
244
                   0);
245
#endif
246
}
247

    
248
static void do_info_cpus(void)
249
{
250
    CPUState *env;
251

    
252
    /* just to set the default cpu if not already done */
253
    mon_get_cpu();
254

    
255
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
256
        term_printf("%c CPU #%d:", 
257
                    (env == mon_cpu) ? '*' : ' ',
258
                    env->cpu_index);
259
#if defined(TARGET_I386)
260
        term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
261
        if (env->hflags & HF_HALTED_MASK)
262
            term_printf(" (halted)");
263
#elif defined(TARGET_PPC)
264
        term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
265
        if (env->halted)
266
            term_printf(" (halted)");
267
#elif defined(TARGET_SPARC)
268
        term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
269
        if (env->halted)
270
            term_printf(" (halted)");
271
#endif
272
        term_printf("\n");
273
    }
274
}
275

    
276
static void do_cpu_set(int index)
277
{
278
    if (mon_set_cpu(index) < 0)
279
        term_printf("Invalid CPU index\n");
280
}
281

    
282
static void do_info_jit(void)
283
{
284
    dump_exec_info(NULL, monitor_fprintf);
285
}
286

    
287
static void do_info_history (void)
288
{
289
    int i;
290
    const char *str;
291
    
292
    i = 0;
293
    for(;;) {
294
        str = readline_get_history(i);
295
        if (!str)
296
            break;
297
        term_printf("%d: '%s'\n", i, str);
298
        i++;
299
    }
300
}
301

    
302
static void do_quit(void)
303
{
304
    exit(0);
305
}
306

    
307
static int eject_device(BlockDriverState *bs, int force)
308
{
309
    if (bdrv_is_inserted(bs)) {
310
        if (!force) {
311
            if (!bdrv_is_removable(bs)) {
312
                term_printf("device is not removable\n");
313
                return -1;
314
            }
315
            if (bdrv_is_locked(bs)) {
316
                term_printf("device is locked\n");
317
                return -1;
318
            }
319
        }
320
        bdrv_close(bs);
321
    }
322
    return 0;
323
}
324

    
325
static void do_eject(int force, const char *filename)
326
{
327
    BlockDriverState *bs;
328

    
329
    bs = bdrv_find(filename);
330
    if (!bs) {
331
        term_printf("device not found\n");
332
        return;
333
    }
334
    eject_device(bs, force);
335
}
336

    
337
static void do_change(const char *device, const char *filename)
338
{
339
    BlockDriverState *bs;
340
    int i;
341
    char password[256];
342

    
343
    bs = bdrv_find(device);
344
    if (!bs) {
345
        term_printf("device not found\n");
346
        return;
347
    }
348
    if (eject_device(bs, 0) < 0)
349
        return;
350
    bdrv_open(bs, filename, 0);
351
    if (bdrv_is_encrypted(bs)) {
352
        term_printf("%s is encrypted.\n", device);
353
        for(i = 0; i < 3; i++) {
354
            monitor_readline("Password: ", 1, password, sizeof(password));
355
            if (bdrv_set_key(bs, password) == 0)
356
                break;
357
            term_printf("invalid password\n");
358
        }
359
    }
360
}
361

    
362
static void do_screen_dump(const char *filename)
363
{
364
    vga_hw_screen_dump(filename);
365
}
366

    
367
static void do_log(const char *items)
368
{
369
    int mask;
370
    
371
    if (!strcmp(items, "none")) {
372
        mask = 0;
373
    } else {
374
        mask = cpu_str_to_log_mask(items);
375
        if (!mask) {
376
            help_cmd("log");
377
            return;
378
        }
379
    }
380
    cpu_set_log(mask);
381
}
382

    
383
static void do_stop(void)
384
{
385
    vm_stop(EXCP_INTERRUPT);
386
}
387

    
388
static void do_cont(void)
389
{
390
    vm_start();
391
}
392

    
393
#ifdef CONFIG_GDBSTUB
394
static void do_gdbserver(int has_port, int port)
395
{
396
    if (!has_port)
397
        port = DEFAULT_GDBSTUB_PORT;
398
    if (gdbserver_start(port) < 0) {
399
        qemu_printf("Could not open gdbserver socket on port %d\n", port);
400
    } else {
401
        qemu_printf("Waiting gdb connection on port %d\n", port);
402
    }
403
}
404
#endif
405

    
406
static void term_printc(int c)
407
{
408
    term_printf("'");
409
    switch(c) {
410
    case '\'':
411
        term_printf("\\'");
412
        break;
413
    case '\\':
414
        term_printf("\\\\");
415
        break;
416
    case '\n':
417
        term_printf("\\n");
418
        break;
419
    case '\r':
420
        term_printf("\\r");
421
        break;
422
    default:
423
        if (c >= 32 && c <= 126) {
424
            term_printf("%c", c);
425
        } else {
426
            term_printf("\\x%02x", c);
427
        }
428
        break;
429
    }
430
    term_printf("'");
431
}
432

    
433
static void memory_dump(int count, int format, int wsize, 
434
                        target_ulong addr, int is_physical)
435
{
436
    CPUState *env;
437
    int nb_per_line, l, line_size, i, max_digits, len;
438
    uint8_t buf[16];
439
    uint64_t v;
440

    
441
    if (format == 'i') {
442
        int flags;
443
        flags = 0;
444
        env = mon_get_cpu();
445
        if (!env && !is_physical)
446
            return;
447
#ifdef TARGET_I386
448
        if (wsize == 2) {
449
            flags = 1;
450
        } else if (wsize == 4) {
451
            flags = 0;
452
        } else {
453
            /* as default we use the current CS size */
454
            flags = 0;
455
            if (env) {
456
#ifdef TARGET_X86_64
457
                if ((env->efer & MSR_EFER_LMA) && 
458
                    (env->segs[R_CS].flags & DESC_L_MASK))
459
                    flags = 2;
460
                else
461
#endif
462
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
463
                    flags = 1;
464
            }
465
        }
466
#endif
467
        monitor_disas(env, addr, count, is_physical, flags);
468
        return;
469
    }
470

    
471
    len = wsize * count;
472
    if (wsize == 1)
473
        line_size = 8;
474
    else
475
        line_size = 16;
476
    nb_per_line = line_size / wsize;
477
    max_digits = 0;
478

    
479
    switch(format) {
480
    case 'o':
481
        max_digits = (wsize * 8 + 2) / 3;
482
        break;
483
    default:
484
    case 'x':
485
        max_digits = (wsize * 8) / 4;
486
        break;
487
    case 'u':
488
    case 'd':
489
        max_digits = (wsize * 8 * 10 + 32) / 33;
490
        break;
491
    case 'c':
492
        wsize = 1;
493
        break;
494
    }
495

    
496
    while (len > 0) {
497
        term_printf(TARGET_FMT_lx ":", addr);
498
        l = len;
499
        if (l > line_size)
500
            l = line_size;
501
        if (is_physical) {
502
            cpu_physical_memory_rw(addr, buf, l, 0);
503
        } else {
504
            env = mon_get_cpu();
505
            if (!env)
506
                break;
507
            cpu_memory_rw_debug(env, addr, buf, l, 0);
508
        }
509
        i = 0; 
510
        while (i < l) {
511
            switch(wsize) {
512
            default:
513
            case 1:
514
                v = ldub_raw(buf + i);
515
                break;
516
            case 2:
517
                v = lduw_raw(buf + i);
518
                break;
519
            case 4:
520
                v = (uint32_t)ldl_raw(buf + i);
521
                break;
522
            case 8:
523
                v = ldq_raw(buf + i);
524
                break;
525
            }
526
            term_printf(" ");
527
            switch(format) {
528
            case 'o':
529
                term_printf("%#*" PRIo64, max_digits, v);
530
                break;
531
            case 'x':
532
                term_printf("0x%0*" PRIx64, max_digits, v);
533
                break;
534
            case 'u':
535
                term_printf("%*" PRIu64, max_digits, v);
536
                break;
537
            case 'd':
538
                term_printf("%*" PRId64, max_digits, v);
539
                break;
540
            case 'c':
541
                term_printc(v);
542
                break;
543
            }
544
            i += wsize;
545
        }
546
        term_printf("\n");
547
        addr += l;
548
        len -= l;
549
    }
550
}
551

    
552
#if TARGET_LONG_BITS == 64
553
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
554
#else
555
#define GET_TLONG(h, l) (l)
556
#endif
557

    
558
static void do_memory_dump(int count, int format, int size, 
559
                           uint32_t addrh, uint32_t addrl)
560
{
561
    target_long addr = GET_TLONG(addrh, addrl);
562
    memory_dump(count, format, size, addr, 0);
563
}
564

    
565
static void do_physical_memory_dump(int count, int format, int size,
566
                                    uint32_t addrh, uint32_t addrl)
567

    
568
{
569
    target_long addr = GET_TLONG(addrh, addrl);
570
    memory_dump(count, format, size, addr, 1);
571
}
572

    
573
static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
574
{
575
    target_long val = GET_TLONG(valh, vall);
576
#if TARGET_LONG_BITS == 32
577
    switch(format) {
578
    case 'o':
579
        term_printf("%#o", val);
580
        break;
581
    case 'x':
582
        term_printf("%#x", val);
583
        break;
584
    case 'u':
585
        term_printf("%u", val);
586
        break;
587
    default:
588
    case 'd':
589
        term_printf("%d", val);
590
        break;
591
    case 'c':
592
        term_printc(val);
593
        break;
594
    }
595
#else
596
    switch(format) {
597
    case 'o':
598
        term_printf("%#" PRIo64, val);
599
        break;
600
    case 'x':
601
        term_printf("%#" PRIx64, val);
602
        break;
603
    case 'u':
604
        term_printf("%" PRIu64, val);
605
        break;
606
    default:
607
    case 'd':
608
        term_printf("%" PRId64, val);
609
        break;
610
    case 'c':
611
        term_printc(val);
612
        break;
613
    }
614
#endif
615
    term_printf("\n");
616
}
617

    
618
static void do_sum(uint32_t start, uint32_t size)
619
{
620
    uint32_t addr;
621
    uint8_t buf[1];
622
    uint16_t sum;
623

    
624
    sum = 0;
625
    for(addr = start; addr < (start + size); addr++) {
626
        cpu_physical_memory_rw(addr, buf, 1, 0);
627
        /* BSD sum algorithm ('sum' Unix command) */
628
        sum = (sum >> 1) | (sum << 15);
629
        sum += buf[0];
630
    }
631
    term_printf("%05d\n", sum);
632
}
633

    
634
typedef struct {
635
    int keycode;
636
    const char *name;
637
} KeyDef;
638

    
639
static const KeyDef key_defs[] = {
640
    { 0x2a, "shift" },
641
    { 0x36, "shift_r" },
642
    
643
    { 0x38, "alt" },
644
    { 0xb8, "alt_r" },
645
    { 0x1d, "ctrl" },
646
    { 0x9d, "ctrl_r" },
647

    
648
    { 0xdd, "menu" },
649

    
650
    { 0x01, "esc" },
651

    
652
    { 0x02, "1" },
653
    { 0x03, "2" },
654
    { 0x04, "3" },
655
    { 0x05, "4" },
656
    { 0x06, "5" },
657
    { 0x07, "6" },
658
    { 0x08, "7" },
659
    { 0x09, "8" },
660
    { 0x0a, "9" },
661
    { 0x0b, "0" },
662
    { 0x0c, "minus" },
663
    { 0x0d, "equal" },
664
    { 0x0e, "backspace" },
665

    
666
    { 0x0f, "tab" },
667
    { 0x10, "q" },
668
    { 0x11, "w" },
669
    { 0x12, "e" },
670
    { 0x13, "r" },
671
    { 0x14, "t" },
672
    { 0x15, "y" },
673
    { 0x16, "u" },
674
    { 0x17, "i" },
675
    { 0x18, "o" },
676
    { 0x19, "p" },
677

    
678
    { 0x1c, "ret" },
679

    
680
    { 0x1e, "a" },
681
    { 0x1f, "s" },
682
    { 0x20, "d" },
683
    { 0x21, "f" },
684
    { 0x22, "g" },
685
    { 0x23, "h" },
686
    { 0x24, "j" },
687
    { 0x25, "k" },
688
    { 0x26, "l" },
689

    
690
    { 0x2c, "z" },
691
    { 0x2d, "x" },
692
    { 0x2e, "c" },
693
    { 0x2f, "v" },
694
    { 0x30, "b" },
695
    { 0x31, "n" },
696
    { 0x32, "m" },
697
    
698
    { 0x39, "spc" },
699
    { 0x3a, "caps_lock" },
700
    { 0x3b, "f1" },
701
    { 0x3c, "f2" },
702
    { 0x3d, "f3" },
703
    { 0x3e, "f4" },
704
    { 0x3f, "f5" },
705
    { 0x40, "f6" },
706
    { 0x41, "f7" },
707
    { 0x42, "f8" },
708
    { 0x43, "f9" },
709
    { 0x44, "f10" },
710
    { 0x45, "num_lock" },
711
    { 0x46, "scroll_lock" },
712

    
713
    { 0xb5, "kp_divide" },
714
    { 0x37, "kp_multiply" },
715
    { 0x4a, "kp_substract" },
716
    { 0x4e, "kp_add" },
717
    { 0x9c, "kp_enter" },
718
    { 0x53, "kp_decimal" },
719

    
720
    { 0x52, "kp_0" },
721
    { 0x4f, "kp_1" },
722
    { 0x50, "kp_2" },
723
    { 0x51, "kp_3" },
724
    { 0x4b, "kp_4" },
725
    { 0x4c, "kp_5" },
726
    { 0x4d, "kp_6" },
727
    { 0x47, "kp_7" },
728
    { 0x48, "kp_8" },
729
    { 0x49, "kp_9" },
730
    
731
    { 0x56, "<" },
732

    
733
    { 0x57, "f11" },
734
    { 0x58, "f12" },
735

    
736
    { 0xb7, "print" },
737

    
738
    { 0xc7, "home" },
739
    { 0xc9, "pgup" },
740
    { 0xd1, "pgdn" },
741
    { 0xcf, "end" },
742

    
743
    { 0xcb, "left" },
744
    { 0xc8, "up" },
745
    { 0xd0, "down" },
746
    { 0xcd, "right" },
747

    
748
    { 0xd2, "insert" },
749
    { 0xd3, "delete" },
750
    { 0, NULL },
751
};
752

    
753
static int get_keycode(const char *key)
754
{
755
    const KeyDef *p;
756
    char *endp;
757
    int ret;
758

    
759
    for(p = key_defs; p->name != NULL; p++) {
760
        if (!strcmp(key, p->name))
761
            return p->keycode;
762
    }
763
    if (strstart(key, "0x", NULL)) {
764
        ret = strtoul(key, &endp, 0);
765
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
766
            return ret;
767
    }
768
    return -1;
769
}
770

    
771
static void do_send_key(const char *string)
772
{
773
    char keybuf[16], *q;
774
    uint8_t keycodes[16];
775
    const char *p;
776
    int nb_keycodes, keycode, i;
777
    
778
    nb_keycodes = 0;
779
    p = string;
780
    while (*p != '\0') {
781
        q = keybuf;
782
        while (*p != '\0' && *p != '-') {
783
            if ((q - keybuf) < sizeof(keybuf) - 1) {
784
                *q++ = *p;
785
            }
786
            p++;
787
        }
788
        *q = '\0';
789
        keycode = get_keycode(keybuf);
790
        if (keycode < 0) {
791
            term_printf("unknown key: '%s'\n", keybuf);
792
            return;
793
        }
794
        keycodes[nb_keycodes++] = keycode;
795
        if (*p == '\0')
796
            break;
797
        p++;
798
    }
799
    /* key down events */
800
    for(i = 0; i < nb_keycodes; i++) {
801
        keycode = keycodes[i];
802
        if (keycode & 0x80)
803
            kbd_put_keycode(0xe0);
804
        kbd_put_keycode(keycode & 0x7f);
805
    }
806
    /* key up events */
807
    for(i = nb_keycodes - 1; i >= 0; i--) {
808
        keycode = keycodes[i];
809
        if (keycode & 0x80)
810
            kbd_put_keycode(0xe0);
811
        kbd_put_keycode(keycode | 0x80);
812
    }
813
}
814

    
815
static int mouse_button_state;
816

    
817
static void do_mouse_move(const char *dx_str, const char *dy_str, 
818
                          const char *dz_str)
819
{
820
    int dx, dy, dz;
821
    dx = strtol(dx_str, NULL, 0);
822
    dy = strtol(dy_str, NULL, 0);
823
    dz = 0;
824
    if (dz_str) 
825
        dz = strtol(dz_str, NULL, 0);
826
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
827
}
828

    
829
static void do_mouse_button(int button_state)
830
{
831
    mouse_button_state = button_state;
832
    kbd_mouse_event(0, 0, 0, mouse_button_state);
833
}
834

    
835
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
836
{
837
    uint32_t val;
838
    int suffix;
839

    
840
    if (has_index) {
841
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
842
        addr++;
843
    }
844
    addr &= 0xffff;
845

    
846
    switch(size) {
847
    default:
848
    case 1:
849
        val = cpu_inb(NULL, addr);
850
        suffix = 'b';
851
        break;
852
    case 2:
853
        val = cpu_inw(NULL, addr);
854
        suffix = 'w';
855
        break;
856
    case 4:
857
        val = cpu_inl(NULL, addr);
858
        suffix = 'l';
859
        break;
860
    }
861
    term_printf("port%c[0x%04x] = %#0*x\n",
862
                suffix, addr, size * 2, val);
863
}
864

    
865
static void do_system_reset(void)
866
{
867
    qemu_system_reset_request();
868
}
869

    
870
static void do_system_powerdown(void)
871
{
872
    qemu_system_powerdown_request();
873
}
874

    
875
#if defined(TARGET_I386)
876
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
877
{
878
    term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n", 
879
                addr,
880
                pte & mask,
881
                pte & PG_GLOBAL_MASK ? 'G' : '-',
882
                pte & PG_PSE_MASK ? 'P' : '-',
883
                pte & PG_DIRTY_MASK ? 'D' : '-',
884
                pte & PG_ACCESSED_MASK ? 'A' : '-',
885
                pte & PG_PCD_MASK ? 'C' : '-',
886
                pte & PG_PWT_MASK ? 'T' : '-',
887
                pte & PG_USER_MASK ? 'U' : '-',
888
                pte & PG_RW_MASK ? 'W' : '-');
889
}
890

    
891
static void tlb_info(void)
892
{
893
    CPUState *env;
894
    int l1, l2;
895
    uint32_t pgd, pde, pte;
896

    
897
    env = mon_get_cpu();
898
    if (!env)
899
        return;
900

    
901
    if (!(env->cr[0] & CR0_PG_MASK)) {
902
        term_printf("PG disabled\n");
903
        return;
904
    }
905
    pgd = env->cr[3] & ~0xfff;
906
    for(l1 = 0; l1 < 1024; l1++) {
907
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
908
        pde = le32_to_cpu(pde);
909
        if (pde & PG_PRESENT_MASK) {
910
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
911
                print_pte((l1 << 22), pde, ~((1 << 20) - 1));
912
            } else {
913
                for(l2 = 0; l2 < 1024; l2++) {
914
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, 
915
                                             (uint8_t *)&pte, 4);
916
                    pte = le32_to_cpu(pte);
917
                    if (pte & PG_PRESENT_MASK) {
918
                        print_pte((l1 << 22) + (l2 << 12), 
919
                                  pte & ~PG_PSE_MASK, 
920
                                  ~0xfff);
921
                    }
922
                }
923
            }
924
        }
925
    }
926
}
927

    
928
static void mem_print(uint32_t *pstart, int *plast_prot, 
929
                      uint32_t end, int prot)
930
{
931
    int prot1;
932
    prot1 = *plast_prot;
933
    if (prot != prot1) {
934
        if (*pstart != -1) {
935
            term_printf("%08x-%08x %08x %c%c%c\n",
936
                        *pstart, end, end - *pstart, 
937
                        prot1 & PG_USER_MASK ? 'u' : '-',
938
                        'r',
939
                        prot1 & PG_RW_MASK ? 'w' : '-');
940
        }
941
        if (prot != 0)
942
            *pstart = end;
943
        else
944
            *pstart = -1;
945
        *plast_prot = prot;
946
    }
947
}
948

    
949
static void mem_info(void)
950
{
951
    CPUState *env;
952
    int l1, l2, prot, last_prot;
953
    uint32_t pgd, pde, pte, start, end;
954

    
955
    env = mon_get_cpu();
956
    if (!env)
957
        return;
958

    
959
    if (!(env->cr[0] & CR0_PG_MASK)) {
960
        term_printf("PG disabled\n");
961
        return;
962
    }
963
    pgd = env->cr[3] & ~0xfff;
964
    last_prot = 0;
965
    start = -1;
966
    for(l1 = 0; l1 < 1024; l1++) {
967
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
968
        pde = le32_to_cpu(pde);
969
        end = l1 << 22;
970
        if (pde & PG_PRESENT_MASK) {
971
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
972
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
973
                mem_print(&start, &last_prot, end, prot);
974
            } else {
975
                for(l2 = 0; l2 < 1024; l2++) {
976
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, 
977
                                             (uint8_t *)&pte, 4);
978
                    pte = le32_to_cpu(pte);
979
                    end = (l1 << 22) + (l2 << 12);
980
                    if (pte & PG_PRESENT_MASK) {
981
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
982
                    } else {
983
                        prot = 0;
984
                    }
985
                    mem_print(&start, &last_prot, end, prot);
986
                }
987
            }
988
        } else {
989
            prot = 0;
990
            mem_print(&start, &last_prot, end, prot);
991
        }
992
    }
993
}
994
#endif
995

    
996
static void do_info_kqemu(void)
997
{
998
#ifdef USE_KQEMU
999
    CPUState *env;
1000
    int val;
1001
    val = 0;
1002
    env = mon_get_cpu();
1003
    if (!env) {
1004
        term_printf("No cpu initialized yet");
1005
        return;
1006
    }
1007
    val = env->kqemu_enabled;
1008
    term_printf("kqemu support: ");
1009
    switch(val) {
1010
    default:
1011
    case 0:
1012
        term_printf("disabled\n");
1013
        break;
1014
    case 1:
1015
        term_printf("enabled for user code\n");
1016
        break;
1017
    case 2:
1018
        term_printf("enabled for user and kernel code\n");
1019
        break;
1020
    }
1021
#else
1022
    term_printf("kqemu support: not compiled\n");
1023
#endif
1024
} 
1025

    
1026
#ifdef CONFIG_PROFILER
1027

    
1028
int64_t kqemu_time;
1029
int64_t qemu_time;
1030
int64_t kqemu_exec_count;
1031
int64_t dev_time;
1032
int64_t kqemu_ret_int_count;
1033
int64_t kqemu_ret_excp_count;
1034
int64_t kqemu_ret_intr_count;
1035

    
1036
static void do_info_profile(void)
1037
{
1038
    int64_t total;
1039
    total = qemu_time;
1040
    if (total == 0)
1041
        total = 1;
1042
    term_printf("async time  %" PRId64 " (%0.3f)\n",
1043
                dev_time, dev_time / (double)ticks_per_sec);
1044
    term_printf("qemu time   %" PRId64 " (%0.3f)\n",
1045
                qemu_time, qemu_time / (double)ticks_per_sec);
1046
    term_printf("kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1047
                kqemu_time, kqemu_time / (double)ticks_per_sec,
1048
                kqemu_time / (double)total * 100.0,
1049
                kqemu_exec_count,
1050
                kqemu_ret_int_count,
1051
                kqemu_ret_excp_count,
1052
                kqemu_ret_intr_count);
1053
    qemu_time = 0;
1054
    kqemu_time = 0;
1055
    kqemu_exec_count = 0;
1056
    dev_time = 0;
1057
    kqemu_ret_int_count = 0;
1058
    kqemu_ret_excp_count = 0;
1059
    kqemu_ret_intr_count = 0;
1060
#ifdef USE_KQEMU
1061
    kqemu_record_dump();
1062
#endif
1063
}
1064
#else
1065
static void do_info_profile(void)
1066
{
1067
    term_printf("Internal profiler not compiled\n");
1068
}
1069
#endif
1070

    
1071
/* Capture support */
1072
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1073

    
1074
static void do_info_capture (void)
1075
{
1076
    int i;
1077
    CaptureState *s;
1078

    
1079
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1080
        term_printf ("[%d]: ", i);
1081
        s->ops.info (s->opaque);
1082
    }
1083
}
1084

    
1085
static void do_stop_capture (int n)
1086
{
1087
    int i;
1088
    CaptureState *s;
1089

    
1090
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1091
        if (i == n) {
1092
            s->ops.destroy (s->opaque);
1093
            LIST_REMOVE (s, entries);
1094
            qemu_free (s);
1095
            return;
1096
        }
1097
    }
1098
}
1099

    
1100
#ifdef HAS_AUDIO
1101
int wav_start_capture (CaptureState *s, const char *path, int freq,
1102
                       int bits, int nchannels);
1103

    
1104
static void do_wav_capture (const char *path,
1105
                            int has_freq, int freq,
1106
                            int has_bits, int bits,
1107
                            int has_channels, int nchannels)
1108
{
1109
    CaptureState *s;
1110

    
1111
    s = qemu_mallocz (sizeof (*s));
1112
    if (!s) {
1113
        term_printf ("Not enough memory to add wave capture\n");
1114
        return;
1115
    }
1116

    
1117
    freq = has_freq ? freq : 44100;
1118
    bits = has_bits ? bits : 16;
1119
    nchannels = has_channels ? nchannels : 2;
1120

    
1121
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1122
        term_printf ("Faied to add wave capture\n");
1123
        qemu_free (s);
1124
    }
1125
    LIST_INSERT_HEAD (&capture_head, s, entries);
1126
}
1127
#endif
1128

    
1129
static term_cmd_t term_cmds[] = {
1130
    { "help|?", "s?", do_help, 
1131
      "[cmd]", "show the help" },
1132
    { "commit", "s", do_commit, 
1133
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1134
    { "info", "s?", do_info,
1135
      "subcommand", "show various information about the system state" },
1136
    { "q|quit", "", do_quit,
1137
      "", "quit the emulator" },
1138
    { "eject", "-fB", do_eject,
1139
      "[-f] device", "eject a removable media (use -f to force it)" },
1140
    { "change", "BF", do_change,
1141
      "device filename", "change a removable media" },
1142
    { "screendump", "F", do_screen_dump, 
1143
      "filename", "save screen into PPM image 'filename'" },
1144
    { "log", "s", do_log,
1145
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" }, 
1146
    { "savevm", "s?", do_savevm,
1147
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" }, 
1148
    { "loadvm", "s", do_loadvm,
1149
      "tag|id", "restore a VM snapshot from its tag or id" }, 
1150
    { "delvm", "s", do_delvm,
1151
      "tag|id", "delete a VM snapshot from its tag or id" }, 
1152
    { "stop", "", do_stop, 
1153
      "", "stop emulation", },
1154
    { "c|cont", "", do_cont, 
1155
      "", "resume emulation", },
1156
#ifdef CONFIG_GDBSTUB
1157
    { "gdbserver", "i?", do_gdbserver, 
1158
      "[port]", "start gdbserver session (default port=1234)", },
1159
#endif
1160
    { "x", "/l", do_memory_dump, 
1161
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1162
    { "xp", "/l", do_physical_memory_dump, 
1163
      "/fmt addr", "physical memory dump starting at 'addr'", },
1164
    { "p|print", "/l", do_print, 
1165
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1166
    { "i", "/ii.", do_ioport_read, 
1167
      "/fmt addr", "I/O port read" },
1168

    
1169
    { "sendkey", "s", do_send_key, 
1170
      "keys", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1')" },
1171
    { "system_reset", "", do_system_reset, 
1172
      "", "reset the system" },
1173
    { "system_powerdown", "", do_system_powerdown, 
1174
      "", "send system power down event" },
1175
    { "sum", "ii", do_sum, 
1176
      "addr size", "compute the checksum of a memory region" },
1177
    { "usb_add", "s", do_usb_add,
1178
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1179
    { "usb_del", "s", do_usb_del,
1180
      "device", "remove USB device 'bus.addr'" },
1181
    { "cpu", "i", do_cpu_set, 
1182
      "index", "set the default CPU" },
1183
    { "mouse_move", "sss?", do_mouse_move, 
1184
      "dx dy [dz]", "send mouse move events" },
1185
    { "mouse_button", "i", do_mouse_button, 
1186
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1187
#ifdef HAS_AUDIO
1188
    { "wavcapture", "si?i?i?", do_wav_capture,
1189
      "path [frequency bits channels]",
1190
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1191
#endif
1192
     { "stopcapture", "i", do_stop_capture,
1193
       "capture index", "stop capture" },
1194
    { NULL, NULL, }, 
1195
};
1196

    
1197
static term_cmd_t info_cmds[] = {
1198
    { "version", "", do_info_version,
1199
      "", "show the version of qemu" },
1200
    { "network", "", do_info_network,
1201
      "", "show the network state" },
1202
    { "block", "", do_info_block,
1203
      "", "show the block devices" },
1204
    { "registers", "", do_info_registers,
1205
      "", "show the cpu registers" },
1206
    { "cpus", "", do_info_cpus,
1207
      "", "show infos for each CPU" },
1208
    { "history", "", do_info_history,
1209
      "", "show the command line history", },
1210
    { "irq", "", irq_info,
1211
      "", "show the interrupts statistics (if available)", },
1212
    { "pic", "", pic_info,
1213
      "", "show i8259 (PIC) state", },
1214
    { "pci", "", pci_info,
1215
      "", "show PCI info", },
1216
#if defined(TARGET_I386)
1217
    { "tlb", "", tlb_info,
1218
      "", "show virtual to physical memory mappings", },
1219
    { "mem", "", mem_info,
1220
      "", "show the active virtual memory mappings", },
1221
#endif
1222
    { "jit", "", do_info_jit,
1223
      "", "show dynamic compiler info", },
1224
    { "kqemu", "", do_info_kqemu,
1225
      "", "show kqemu information", },
1226
    { "usb", "", usb_info,
1227
      "", "show guest USB devices", },
1228
    { "usbhost", "", usb_host_info,
1229
      "", "show host USB devices", },
1230
    { "profile", "", do_info_profile,
1231
      "", "show profiling information", },
1232
    { "capture", "", do_info_capture,
1233
      "", "show capture information" },
1234
    { "snapshots", "", do_info_snapshots,
1235
      "", "show the currently saved VM snapshots" },
1236
    { NULL, NULL, },
1237
};
1238

    
1239
/*******************************************************************/
1240

    
1241
static const char *pch;
1242
static jmp_buf expr_env;
1243

    
1244
#define MD_TLONG 0
1245
#define MD_I32   1
1246

    
1247
typedef struct MonitorDef {
1248
    const char *name;
1249
    int offset;
1250
    target_long (*get_value)(struct MonitorDef *md, int val);
1251
    int type;
1252
} MonitorDef;
1253

    
1254
#if defined(TARGET_I386)
1255
static target_long monitor_get_pc (struct MonitorDef *md, int val)
1256
{
1257
    CPUState *env = mon_get_cpu();
1258
    if (!env)
1259
        return 0;
1260
    return env->eip + env->segs[R_CS].base;
1261
}
1262
#endif
1263

    
1264
#if defined(TARGET_PPC)
1265
static target_long monitor_get_ccr (struct MonitorDef *md, int val)
1266
{
1267
    CPUState *env = mon_get_cpu();
1268
    unsigned int u;
1269
    int i;
1270

    
1271
    if (!env)
1272
        return 0;
1273

    
1274
    u = 0;
1275
    for (i = 0; i < 8; i++)
1276
        u |= env->crf[i] << (32 - (4 * i));
1277

    
1278
    return u;
1279
}
1280

    
1281
static target_long monitor_get_msr (struct MonitorDef *md, int val)
1282
{
1283
    CPUState *env = mon_get_cpu();
1284
    if (!env)
1285
        return 0;
1286
    return (env->msr[MSR_POW] << MSR_POW) |
1287
        (env->msr[MSR_ILE] << MSR_ILE) |
1288
        (env->msr[MSR_EE] << MSR_EE) |
1289
        (env->msr[MSR_PR] << MSR_PR) |
1290
        (env->msr[MSR_FP] << MSR_FP) |
1291
        (env->msr[MSR_ME] << MSR_ME) |
1292
        (env->msr[MSR_FE0] << MSR_FE0) |
1293
        (env->msr[MSR_SE] << MSR_SE) |
1294
        (env->msr[MSR_BE] << MSR_BE) |
1295
        (env->msr[MSR_FE1] << MSR_FE1) |
1296
        (env->msr[MSR_IP] << MSR_IP) |
1297
        (env->msr[MSR_IR] << MSR_IR) |
1298
        (env->msr[MSR_DR] << MSR_DR) |
1299
        (env->msr[MSR_RI] << MSR_RI) |
1300
        (env->msr[MSR_LE] << MSR_LE);
1301
}
1302

    
1303
static target_long monitor_get_xer (struct MonitorDef *md, int val)
1304
{
1305
    CPUState *env = mon_get_cpu();
1306
    if (!env)
1307
        return 0;
1308
    return (env->xer[XER_SO] << XER_SO) |
1309
        (env->xer[XER_OV] << XER_OV) |
1310
        (env->xer[XER_CA] << XER_CA) |
1311
        (env->xer[XER_BC] << XER_BC);
1312
}
1313

    
1314
static target_long monitor_get_decr (struct MonitorDef *md, int val)
1315
{
1316
    CPUState *env = mon_get_cpu();
1317
    if (!env)
1318
        return 0;
1319
    return cpu_ppc_load_decr(env);
1320
}
1321

    
1322
static target_long monitor_get_tbu (struct MonitorDef *md, int val)
1323
{
1324
    CPUState *env = mon_get_cpu();
1325
    if (!env)
1326
        return 0;
1327
    return cpu_ppc_load_tbu(env);
1328
}
1329

    
1330
static target_long monitor_get_tbl (struct MonitorDef *md, int val)
1331
{
1332
    CPUState *env = mon_get_cpu();
1333
    if (!env)
1334
        return 0;
1335
    return cpu_ppc_load_tbl(env);
1336
}
1337
#endif
1338

    
1339
#if defined(TARGET_SPARC)
1340
#ifndef TARGET_SPARC64
1341
static target_long monitor_get_psr (struct MonitorDef *md, int val)
1342
{
1343
    CPUState *env = mon_get_cpu();
1344
    if (!env)
1345
        return 0;
1346
    return GET_PSR(env);
1347
}
1348
#endif
1349

    
1350
static target_long monitor_get_reg(struct MonitorDef *md, int val)
1351
{
1352
    CPUState *env = mon_get_cpu();
1353
    if (!env)
1354
        return 0;
1355
    return env->regwptr[val];
1356
}
1357
#endif
1358

    
1359
static MonitorDef monitor_defs[] = {
1360
#ifdef TARGET_I386
1361

    
1362
#define SEG(name, seg) \
1363
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1364
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1365
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1366

    
1367
    { "eax", offsetof(CPUState, regs[0]) },
1368
    { "ecx", offsetof(CPUState, regs[1]) },
1369
    { "edx", offsetof(CPUState, regs[2]) },
1370
    { "ebx", offsetof(CPUState, regs[3]) },
1371
    { "esp|sp", offsetof(CPUState, regs[4]) },
1372
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1373
    { "esi", offsetof(CPUState, regs[6]) },
1374
    { "edi", offsetof(CPUState, regs[7]) },
1375
#ifdef TARGET_X86_64
1376
    { "r8", offsetof(CPUState, regs[8]) },
1377
    { "r9", offsetof(CPUState, regs[9]) },
1378
    { "r10", offsetof(CPUState, regs[10]) },
1379
    { "r11", offsetof(CPUState, regs[11]) },
1380
    { "r12", offsetof(CPUState, regs[12]) },
1381
    { "r13", offsetof(CPUState, regs[13]) },
1382
    { "r14", offsetof(CPUState, regs[14]) },
1383
    { "r15", offsetof(CPUState, regs[15]) },
1384
#endif
1385
    { "eflags", offsetof(CPUState, eflags) },
1386
    { "eip", offsetof(CPUState, eip) },
1387
    SEG("cs", R_CS)
1388
    SEG("ds", R_DS)
1389
    SEG("es", R_ES)
1390
    SEG("ss", R_SS)
1391
    SEG("fs", R_FS)
1392
    SEG("gs", R_GS)
1393
    { "pc", 0, monitor_get_pc, },
1394
#elif defined(TARGET_PPC)
1395
    { "r0", offsetof(CPUState, gpr[0]) },
1396
    { "r1", offsetof(CPUState, gpr[1]) },
1397
    { "r2", offsetof(CPUState, gpr[2]) },
1398
    { "r3", offsetof(CPUState, gpr[3]) },
1399
    { "r4", offsetof(CPUState, gpr[4]) },
1400
    { "r5", offsetof(CPUState, gpr[5]) },
1401
    { "r6", offsetof(CPUState, gpr[6]) },
1402
    { "r7", offsetof(CPUState, gpr[7]) },
1403
    { "r8", offsetof(CPUState, gpr[8]) },
1404
    { "r9", offsetof(CPUState, gpr[9]) },
1405
    { "r10", offsetof(CPUState, gpr[10]) },
1406
    { "r11", offsetof(CPUState, gpr[11]) },
1407
    { "r12", offsetof(CPUState, gpr[12]) },
1408
    { "r13", offsetof(CPUState, gpr[13]) },
1409
    { "r14", offsetof(CPUState, gpr[14]) },
1410
    { "r15", offsetof(CPUState, gpr[15]) },
1411
    { "r16", offsetof(CPUState, gpr[16]) },
1412
    { "r17", offsetof(CPUState, gpr[17]) },
1413
    { "r18", offsetof(CPUState, gpr[18]) },
1414
    { "r19", offsetof(CPUState, gpr[19]) },
1415
    { "r20", offsetof(CPUState, gpr[20]) },
1416
    { "r21", offsetof(CPUState, gpr[21]) },
1417
    { "r22", offsetof(CPUState, gpr[22]) },
1418
    { "r23", offsetof(CPUState, gpr[23]) },
1419
    { "r24", offsetof(CPUState, gpr[24]) },
1420
    { "r25", offsetof(CPUState, gpr[25]) },
1421
    { "r26", offsetof(CPUState, gpr[26]) },
1422
    { "r27", offsetof(CPUState, gpr[27]) },
1423
    { "r28", offsetof(CPUState, gpr[28]) },
1424
    { "r29", offsetof(CPUState, gpr[29]) },
1425
    { "r30", offsetof(CPUState, gpr[30]) },
1426
    { "r31", offsetof(CPUState, gpr[31]) },
1427
    { "nip|pc", offsetof(CPUState, nip) },
1428
    { "lr", offsetof(CPUState, lr) },
1429
    { "ctr", offsetof(CPUState, ctr) },
1430
    { "decr", 0, &monitor_get_decr, },
1431
    { "ccr", 0, &monitor_get_ccr, },
1432
    { "msr", 0, &monitor_get_msr, },
1433
    { "xer", 0, &monitor_get_xer, },
1434
    { "tbu", 0, &monitor_get_tbu, },
1435
    { "tbl", 0, &monitor_get_tbl, },
1436
    { "sdr1", offsetof(CPUState, sdr1) },
1437
    { "sr0", offsetof(CPUState, sr[0]) },
1438
    { "sr1", offsetof(CPUState, sr[1]) },
1439
    { "sr2", offsetof(CPUState, sr[2]) },
1440
    { "sr3", offsetof(CPUState, sr[3]) },
1441
    { "sr4", offsetof(CPUState, sr[4]) },
1442
    { "sr5", offsetof(CPUState, sr[5]) },
1443
    { "sr6", offsetof(CPUState, sr[6]) },
1444
    { "sr7", offsetof(CPUState, sr[7]) },
1445
    { "sr8", offsetof(CPUState, sr[8]) },
1446
    { "sr9", offsetof(CPUState, sr[9]) },
1447
    { "sr10", offsetof(CPUState, sr[10]) },
1448
    { "sr11", offsetof(CPUState, sr[11]) },
1449
    { "sr12", offsetof(CPUState, sr[12]) },
1450
    { "sr13", offsetof(CPUState, sr[13]) },
1451
    { "sr14", offsetof(CPUState, sr[14]) },
1452
    { "sr15", offsetof(CPUState, sr[15]) },
1453
    /* Too lazy to put BATs and SPRs ... */
1454
#elif defined(TARGET_SPARC)
1455
    { "g0", offsetof(CPUState, gregs[0]) },
1456
    { "g1", offsetof(CPUState, gregs[1]) },
1457
    { "g2", offsetof(CPUState, gregs[2]) },
1458
    { "g3", offsetof(CPUState, gregs[3]) },
1459
    { "g4", offsetof(CPUState, gregs[4]) },
1460
    { "g5", offsetof(CPUState, gregs[5]) },
1461
    { "g6", offsetof(CPUState, gregs[6]) },
1462
    { "g7", offsetof(CPUState, gregs[7]) },
1463
    { "o0", 0, monitor_get_reg },
1464
    { "o1", 1, monitor_get_reg },
1465
    { "o2", 2, monitor_get_reg },
1466
    { "o3", 3, monitor_get_reg },
1467
    { "o4", 4, monitor_get_reg },
1468
    { "o5", 5, monitor_get_reg },
1469
    { "o6", 6, monitor_get_reg },
1470
    { "o7", 7, monitor_get_reg },
1471
    { "l0", 8, monitor_get_reg },
1472
    { "l1", 9, monitor_get_reg },
1473
    { "l2", 10, monitor_get_reg },
1474
    { "l3", 11, monitor_get_reg },
1475
    { "l4", 12, monitor_get_reg },
1476
    { "l5", 13, monitor_get_reg },
1477
    { "l6", 14, monitor_get_reg },
1478
    { "l7", 15, monitor_get_reg },
1479
    { "i0", 16, monitor_get_reg },
1480
    { "i1", 17, monitor_get_reg },
1481
    { "i2", 18, monitor_get_reg },
1482
    { "i3", 19, monitor_get_reg },
1483
    { "i4", 20, monitor_get_reg },
1484
    { "i5", 21, monitor_get_reg },
1485
    { "i6", 22, monitor_get_reg },
1486
    { "i7", 23, monitor_get_reg },
1487
    { "pc", offsetof(CPUState, pc) },
1488
    { "npc", offsetof(CPUState, npc) },
1489
    { "y", offsetof(CPUState, y) },
1490
#ifndef TARGET_SPARC64
1491
    { "psr", 0, &monitor_get_psr, },
1492
    { "wim", offsetof(CPUState, wim) },
1493
#endif
1494
    { "tbr", offsetof(CPUState, tbr) },
1495
    { "fsr", offsetof(CPUState, fsr) },
1496
    { "f0", offsetof(CPUState, fpr[0]) },
1497
    { "f1", offsetof(CPUState, fpr[1]) },
1498
    { "f2", offsetof(CPUState, fpr[2]) },
1499
    { "f3", offsetof(CPUState, fpr[3]) },
1500
    { "f4", offsetof(CPUState, fpr[4]) },
1501
    { "f5", offsetof(CPUState, fpr[5]) },
1502
    { "f6", offsetof(CPUState, fpr[6]) },
1503
    { "f7", offsetof(CPUState, fpr[7]) },
1504
    { "f8", offsetof(CPUState, fpr[8]) },
1505
    { "f9", offsetof(CPUState, fpr[9]) },
1506
    { "f10", offsetof(CPUState, fpr[10]) },
1507
    { "f11", offsetof(CPUState, fpr[11]) },
1508
    { "f12", offsetof(CPUState, fpr[12]) },
1509
    { "f13", offsetof(CPUState, fpr[13]) },
1510
    { "f14", offsetof(CPUState, fpr[14]) },
1511
    { "f15", offsetof(CPUState, fpr[15]) },
1512
    { "f16", offsetof(CPUState, fpr[16]) },
1513
    { "f17", offsetof(CPUState, fpr[17]) },
1514
    { "f18", offsetof(CPUState, fpr[18]) },
1515
    { "f19", offsetof(CPUState, fpr[19]) },
1516
    { "f20", offsetof(CPUState, fpr[20]) },
1517
    { "f21", offsetof(CPUState, fpr[21]) },
1518
    { "f22", offsetof(CPUState, fpr[22]) },
1519
    { "f23", offsetof(CPUState, fpr[23]) },
1520
    { "f24", offsetof(CPUState, fpr[24]) },
1521
    { "f25", offsetof(CPUState, fpr[25]) },
1522
    { "f26", offsetof(CPUState, fpr[26]) },
1523
    { "f27", offsetof(CPUState, fpr[27]) },
1524
    { "f28", offsetof(CPUState, fpr[28]) },
1525
    { "f29", offsetof(CPUState, fpr[29]) },
1526
    { "f30", offsetof(CPUState, fpr[30]) },
1527
    { "f31", offsetof(CPUState, fpr[31]) },
1528
#ifdef TARGET_SPARC64
1529
    { "f32", offsetof(CPUState, fpr[32]) },
1530
    { "f34", offsetof(CPUState, fpr[34]) },
1531
    { "f36", offsetof(CPUState, fpr[36]) },
1532
    { "f38", offsetof(CPUState, fpr[38]) },
1533
    { "f40", offsetof(CPUState, fpr[40]) },
1534
    { "f42", offsetof(CPUState, fpr[42]) },
1535
    { "f44", offsetof(CPUState, fpr[44]) },
1536
    { "f46", offsetof(CPUState, fpr[46]) },
1537
    { "f48", offsetof(CPUState, fpr[48]) },
1538
    { "f50", offsetof(CPUState, fpr[50]) },
1539
    { "f52", offsetof(CPUState, fpr[52]) },
1540
    { "f54", offsetof(CPUState, fpr[54]) },
1541
    { "f56", offsetof(CPUState, fpr[56]) },
1542
    { "f58", offsetof(CPUState, fpr[58]) },
1543
    { "f60", offsetof(CPUState, fpr[60]) },
1544
    { "f62", offsetof(CPUState, fpr[62]) },
1545
    { "asi", offsetof(CPUState, asi) },
1546
    { "pstate", offsetof(CPUState, pstate) },
1547
    { "cansave", offsetof(CPUState, cansave) },
1548
    { "canrestore", offsetof(CPUState, canrestore) },
1549
    { "otherwin", offsetof(CPUState, otherwin) },
1550
    { "wstate", offsetof(CPUState, wstate) },
1551
    { "cleanwin", offsetof(CPUState, cleanwin) },
1552
    { "fprs", offsetof(CPUState, fprs) },
1553
#endif
1554
#endif
1555
    { NULL },
1556
};
1557

    
1558
static void expr_error(const char *fmt) 
1559
{
1560
    term_printf(fmt);
1561
    term_printf("\n");
1562
    longjmp(expr_env, 1);
1563
}
1564

    
1565
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
1566
static int get_monitor_def(target_long *pval, const char *name)
1567
{
1568
    MonitorDef *md;
1569
    void *ptr;
1570

    
1571
    for(md = monitor_defs; md->name != NULL; md++) {
1572
        if (compare_cmd(name, md->name)) {
1573
            if (md->get_value) {
1574
                *pval = md->get_value(md, md->offset);
1575
            } else {
1576
                CPUState *env = mon_get_cpu();
1577
                if (!env)
1578
                    return -2;
1579
                ptr = (uint8_t *)env + md->offset;
1580
                switch(md->type) {
1581
                case MD_I32:
1582
                    *pval = *(int32_t *)ptr;
1583
                    break;
1584
                case MD_TLONG:
1585
                    *pval = *(target_long *)ptr;
1586
                    break;
1587
                default:
1588
                    *pval = 0;
1589
                    break;
1590
                }
1591
            }
1592
            return 0;
1593
        }
1594
    }
1595
    return -1;
1596
}
1597

    
1598
static void next(void)
1599
{
1600
    if (pch != '\0') {
1601
        pch++;
1602
        while (isspace(*pch))
1603
            pch++;
1604
    }
1605
}
1606

    
1607
static target_long expr_sum(void);
1608

    
1609
static target_long expr_unary(void)
1610
{
1611
    target_long n;
1612
    char *p;
1613
    int ret;
1614

    
1615
    switch(*pch) {
1616
    case '+':
1617
        next();
1618
        n = expr_unary();
1619
        break;
1620
    case '-':
1621
        next();
1622
        n = -expr_unary();
1623
        break;
1624
    case '~':
1625
        next();
1626
        n = ~expr_unary();
1627
        break;
1628
    case '(':
1629
        next();
1630
        n = expr_sum();
1631
        if (*pch != ')') {
1632
            expr_error("')' expected");
1633
        }
1634
        next();
1635
        break;
1636
    case '\'':
1637
        pch++;
1638
        if (*pch == '\0')
1639
            expr_error("character constant expected");
1640
        n = *pch;
1641
        pch++;
1642
        if (*pch != '\'')
1643
            expr_error("missing terminating \' character");
1644
        next();
1645
        break;
1646
    case '$':
1647
        {
1648
            char buf[128], *q;
1649
            
1650
            pch++;
1651
            q = buf;
1652
            while ((*pch >= 'a' && *pch <= 'z') ||
1653
                   (*pch >= 'A' && *pch <= 'Z') ||
1654
                   (*pch >= '0' && *pch <= '9') ||
1655
                   *pch == '_' || *pch == '.') {
1656
                if ((q - buf) < sizeof(buf) - 1)
1657
                    *q++ = *pch;
1658
                pch++;
1659
            }
1660
            while (isspace(*pch))
1661
                pch++;
1662
            *q = 0;
1663
            ret = get_monitor_def(&n, buf);
1664
            if (ret == -1)
1665
                expr_error("unknown register");
1666
            else if (ret == -2) 
1667
                expr_error("no cpu defined");
1668
        }
1669
        break;
1670
    case '\0':
1671
        expr_error("unexpected end of expression");
1672
        n = 0;
1673
        break;
1674
    default:
1675
#if TARGET_LONG_BITS == 64
1676
        n = strtoull(pch, &p, 0);
1677
#else
1678
        n = strtoul(pch, &p, 0);
1679
#endif
1680
        if (pch == p) {
1681
            expr_error("invalid char in expression");
1682
        }
1683
        pch = p;
1684
        while (isspace(*pch))
1685
            pch++;
1686
        break;
1687
    }
1688
    return n;
1689
}
1690

    
1691

    
1692
static target_long expr_prod(void)
1693
{
1694
    target_long val, val2;
1695
    int op;
1696
    
1697
    val = expr_unary();
1698
    for(;;) {
1699
        op = *pch;
1700
        if (op != '*' && op != '/' && op != '%')
1701
            break;
1702
        next();
1703
        val2 = expr_unary();
1704
        switch(op) {
1705
        default:
1706
        case '*':
1707
            val *= val2;
1708
            break;
1709
        case '/':
1710
        case '%':
1711
            if (val2 == 0) 
1712
                expr_error("division by zero");
1713
            if (op == '/')
1714
                val /= val2;
1715
            else
1716
                val %= val2;
1717
            break;
1718
        }
1719
    }
1720
    return val;
1721
}
1722

    
1723
static target_long expr_logic(void)
1724
{
1725
    target_long val, val2;
1726
    int op;
1727

    
1728
    val = expr_prod();
1729
    for(;;) {
1730
        op = *pch;
1731
        if (op != '&' && op != '|' && op != '^')
1732
            break;
1733
        next();
1734
        val2 = expr_prod();
1735
        switch(op) {
1736
        default:
1737
        case '&':
1738
            val &= val2;
1739
            break;
1740
        case '|':
1741
            val |= val2;
1742
            break;
1743
        case '^':
1744
            val ^= val2;
1745
            break;
1746
        }
1747
    }
1748
    return val;
1749
}
1750

    
1751
static target_long expr_sum(void)
1752
{
1753
    target_long val, val2;
1754
    int op;
1755

    
1756
    val = expr_logic();
1757
    for(;;) {
1758
        op = *pch;
1759
        if (op != '+' && op != '-')
1760
            break;
1761
        next();
1762
        val2 = expr_logic();
1763
        if (op == '+')
1764
            val += val2;
1765
        else
1766
            val -= val2;
1767
    }
1768
    return val;
1769
}
1770

    
1771
static int get_expr(target_long *pval, const char **pp)
1772
{
1773
    pch = *pp;
1774
    if (setjmp(expr_env)) {
1775
        *pp = pch;
1776
        return -1;
1777
    }
1778
    while (isspace(*pch))
1779
        pch++;
1780
    *pval = expr_sum();
1781
    *pp = pch;
1782
    return 0;
1783
}
1784

    
1785
static int get_str(char *buf, int buf_size, const char **pp)
1786
{
1787
    const char *p;
1788
    char *q;
1789
    int c;
1790

    
1791
    q = buf;
1792
    p = *pp;
1793
    while (isspace(*p))
1794
        p++;
1795
    if (*p == '\0') {
1796
    fail:
1797
        *q = '\0';
1798
        *pp = p;
1799
        return -1;
1800
    }
1801
    if (*p == '\"') {
1802
        p++;
1803
        while (*p != '\0' && *p != '\"') {
1804
            if (*p == '\\') {
1805
                p++;
1806
                c = *p++;
1807
                switch(c) {
1808
                case 'n':
1809
                    c = '\n';
1810
                    break;
1811
                case 'r':
1812
                    c = '\r';
1813
                    break;
1814
                case '\\':
1815
                case '\'':
1816
                case '\"':
1817
                    break;
1818
                default:
1819
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
1820
                    goto fail;
1821
                }
1822
                if ((q - buf) < buf_size - 1) {
1823
                    *q++ = c;
1824
                }
1825
            } else {
1826
                if ((q - buf) < buf_size - 1) {
1827
                    *q++ = *p;
1828
                }
1829
                p++;
1830
            }
1831
        }
1832
        if (*p != '\"') {
1833
            qemu_printf("unterminated string\n");
1834
            goto fail;
1835
        }
1836
        p++;
1837
    } else {
1838
        while (*p != '\0' && !isspace(*p)) {
1839
            if ((q - buf) < buf_size - 1) {
1840
                *q++ = *p;
1841
            }
1842
            p++;
1843
        }
1844
    }
1845
    *q = '\0';
1846
    *pp = p;
1847
    return 0;
1848
}
1849

    
1850
static int default_fmt_format = 'x';
1851
static int default_fmt_size = 4;
1852

    
1853
#define MAX_ARGS 16
1854

    
1855
static void monitor_handle_command(const char *cmdline)
1856
{
1857
    const char *p, *pstart, *typestr;
1858
    char *q;
1859
    int c, nb_args, len, i, has_arg;
1860
    term_cmd_t *cmd;
1861
    char cmdname[256];
1862
    char buf[1024];
1863
    void *str_allocated[MAX_ARGS];
1864
    void *args[MAX_ARGS];
1865

    
1866
#ifdef DEBUG
1867
    term_printf("command='%s'\n", cmdline);
1868
#endif
1869
    
1870
    /* extract the command name */
1871
    p = cmdline;
1872
    q = cmdname;
1873
    while (isspace(*p))
1874
        p++;
1875
    if (*p == '\0')
1876
        return;
1877
    pstart = p;
1878
    while (*p != '\0' && *p != '/' && !isspace(*p))
1879
        p++;
1880
    len = p - pstart;
1881
    if (len > sizeof(cmdname) - 1)
1882
        len = sizeof(cmdname) - 1;
1883
    memcpy(cmdname, pstart, len);
1884
    cmdname[len] = '\0';
1885
    
1886
    /* find the command */
1887
    for(cmd = term_cmds; cmd->name != NULL; cmd++) {
1888
        if (compare_cmd(cmdname, cmd->name)) 
1889
            goto found;
1890
    }
1891
    term_printf("unknown command: '%s'\n", cmdname);
1892
    return;
1893
 found:
1894

    
1895
    for(i = 0; i < MAX_ARGS; i++)
1896
        str_allocated[i] = NULL;
1897
    
1898
    /* parse the parameters */
1899
    typestr = cmd->args_type;
1900
    nb_args = 0;
1901
    for(;;) {
1902
        c = *typestr;
1903
        if (c == '\0')
1904
            break;
1905
        typestr++;
1906
        switch(c) {
1907
        case 'F':
1908
        case 'B':
1909
        case 's':
1910
            {
1911
                int ret;
1912
                char *str;
1913
                
1914
                while (isspace(*p)) 
1915
                    p++;
1916
                if (*typestr == '?') {
1917
                    typestr++;
1918
                    if (*p == '\0') {
1919
                        /* no optional string: NULL argument */
1920
                        str = NULL;
1921
                        goto add_str;
1922
                    }
1923
                }
1924
                ret = get_str(buf, sizeof(buf), &p);
1925
                if (ret < 0) {
1926
                    switch(c) {
1927
                    case 'F':
1928
                        term_printf("%s: filename expected\n", cmdname);
1929
                        break;
1930
                    case 'B':
1931
                        term_printf("%s: block device name expected\n", cmdname);
1932
                        break;
1933
                    default:
1934
                        term_printf("%s: string expected\n", cmdname);
1935
                        break;
1936
                    }
1937
                    goto fail;
1938
                }
1939
                str = qemu_malloc(strlen(buf) + 1);
1940
                strcpy(str, buf);
1941
                str_allocated[nb_args] = str;
1942
            add_str:
1943
                if (nb_args >= MAX_ARGS) {
1944
                error_args:
1945
                    term_printf("%s: too many arguments\n", cmdname);
1946
                    goto fail;
1947
                }
1948
                args[nb_args++] = str;
1949
            }
1950
            break;
1951
        case '/':
1952
            {
1953
                int count, format, size;
1954
                
1955
                while (isspace(*p))
1956
                    p++;
1957
                if (*p == '/') {
1958
                    /* format found */
1959
                    p++;
1960
                    count = 1;
1961
                    if (isdigit(*p)) {
1962
                        count = 0;
1963
                        while (isdigit(*p)) {
1964
                            count = count * 10 + (*p - '0');
1965
                            p++;
1966
                        }
1967
                    }
1968
                    size = -1;
1969
                    format = -1;
1970
                    for(;;) {
1971
                        switch(*p) {
1972
                        case 'o':
1973
                        case 'd':
1974
                        case 'u':
1975
                        case 'x':
1976
                        case 'i':
1977
                        case 'c':
1978
                            format = *p++;
1979
                            break;
1980
                        case 'b':
1981
                            size = 1;
1982
                            p++;
1983
                            break;
1984
                        case 'h':
1985
                            size = 2;
1986
                            p++;
1987
                            break;
1988
                        case 'w':
1989
                            size = 4;
1990
                            p++;
1991
                            break;
1992
                        case 'g':
1993
                        case 'L':
1994
                            size = 8;
1995
                            p++;
1996
                            break;
1997
                        default:
1998
                            goto next;
1999
                        }
2000
                    }
2001
                next:
2002
                    if (*p != '\0' && !isspace(*p)) {
2003
                        term_printf("invalid char in format: '%c'\n", *p);
2004
                        goto fail;
2005
                    }
2006
                    if (format < 0)
2007
                        format = default_fmt_format;
2008
                    if (format != 'i') {
2009
                        /* for 'i', not specifying a size gives -1 as size */
2010
                        if (size < 0)
2011
                            size = default_fmt_size;
2012
                    }
2013
                    default_fmt_size = size;
2014
                    default_fmt_format = format;
2015
                } else {
2016
                    count = 1;
2017
                    format = default_fmt_format;
2018
                    if (format != 'i') {
2019
                        size = default_fmt_size;
2020
                    } else {
2021
                        size = -1;
2022
                    }
2023
                }
2024
                if (nb_args + 3 > MAX_ARGS)
2025
                    goto error_args;
2026
                args[nb_args++] = (void*)count;
2027
                args[nb_args++] = (void*)format;
2028
                args[nb_args++] = (void*)size;
2029
            }
2030
            break;
2031
        case 'i':
2032
        case 'l':
2033
            {
2034
                target_long val;
2035
                while (isspace(*p)) 
2036
                    p++;
2037
                if (*typestr == '?' || *typestr == '.') {
2038
                    if (*typestr == '?') {
2039
                        if (*p == '\0')
2040
                            has_arg = 0;
2041
                        else
2042
                            has_arg = 1;
2043
                    } else {
2044
                        if (*p == '.') {
2045
                            p++;
2046
                            while (isspace(*p)) 
2047
                                p++;
2048
                            has_arg = 1;
2049
                        } else {
2050
                            has_arg = 0;
2051
                        }
2052
                    }
2053
                    typestr++;
2054
                    if (nb_args >= MAX_ARGS)
2055
                        goto error_args;
2056
                    args[nb_args++] = (void *)has_arg;
2057
                    if (!has_arg) {
2058
                        if (nb_args >= MAX_ARGS)
2059
                            goto error_args;
2060
                        val = -1;
2061
                        goto add_num;
2062
                    }
2063
                }
2064
                if (get_expr(&val, &p))
2065
                    goto fail;
2066
            add_num:
2067
                if (c == 'i') {
2068
                    if (nb_args >= MAX_ARGS)
2069
                        goto error_args;
2070
                    args[nb_args++] = (void *)(int)val;
2071
                } else {
2072
                    if ((nb_args + 1) >= MAX_ARGS)
2073
                        goto error_args;
2074
#if TARGET_LONG_BITS == 64
2075
                    args[nb_args++] = (void *)(int)((val >> 32) & 0xffffffff);
2076
#else
2077
                    args[nb_args++] = (void *)0;
2078
#endif
2079
                    args[nb_args++] = (void *)(int)(val & 0xffffffff);
2080
                }
2081
            }
2082
            break;
2083
        case '-':
2084
            {
2085
                int has_option;
2086
                /* option */
2087
                
2088
                c = *typestr++;
2089
                if (c == '\0')
2090
                    goto bad_type;
2091
                while (isspace(*p)) 
2092
                    p++;
2093
                has_option = 0;
2094
                if (*p == '-') {
2095
                    p++;
2096
                    if (*p != c) {
2097
                        term_printf("%s: unsupported option -%c\n", 
2098
                                    cmdname, *p);
2099
                        goto fail;
2100
                    }
2101
                    p++;
2102
                    has_option = 1;
2103
                }
2104
                if (nb_args >= MAX_ARGS)
2105
                    goto error_args;
2106
                args[nb_args++] = (void *)has_option;
2107
            }
2108
            break;
2109
        default:
2110
        bad_type:
2111
            term_printf("%s: unknown type '%c'\n", cmdname, c);
2112
            goto fail;
2113
        }
2114
    }
2115
    /* check that all arguments were parsed */
2116
    while (isspace(*p))
2117
        p++;
2118
    if (*p != '\0') {
2119
        term_printf("%s: extraneous characters at the end of line\n", 
2120
                    cmdname);
2121
        goto fail;
2122
    }
2123

    
2124
    switch(nb_args) {
2125
    case 0:
2126
        cmd->handler();
2127
        break;
2128
    case 1:
2129
        cmd->handler(args[0]);
2130
        break;
2131
    case 2:
2132
        cmd->handler(args[0], args[1]);
2133
        break;
2134
    case 3:
2135
        cmd->handler(args[0], args[1], args[2]);
2136
        break;
2137
    case 4:
2138
        cmd->handler(args[0], args[1], args[2], args[3]);
2139
        break;
2140
    case 5:
2141
        cmd->handler(args[0], args[1], args[2], args[3], args[4]);
2142
        break;
2143
    case 6:
2144
        cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5]);
2145
        break;
2146
    case 7:
2147
        cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2148
        break;
2149
    default:
2150
        term_printf("unsupported number of arguments: %d\n", nb_args);
2151
        goto fail;
2152
    }
2153
 fail:
2154
    for(i = 0; i < MAX_ARGS; i++)
2155
        qemu_free(str_allocated[i]);
2156
    return;
2157
}
2158

    
2159
static void cmd_completion(const char *name, const char *list)
2160
{
2161
    const char *p, *pstart;
2162
    char cmd[128];
2163
    int len;
2164

    
2165
    p = list;
2166
    for(;;) {
2167
        pstart = p;
2168
        p = strchr(p, '|');
2169
        if (!p)
2170
            p = pstart + strlen(pstart);
2171
        len = p - pstart;
2172
        if (len > sizeof(cmd) - 2)
2173
            len = sizeof(cmd) - 2;
2174
        memcpy(cmd, pstart, len);
2175
        cmd[len] = '\0';
2176
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2177
            add_completion(cmd);
2178
        }
2179
        if (*p == '\0')
2180
            break;
2181
        p++;
2182
    }
2183
}
2184

    
2185
static void file_completion(const char *input)
2186
{
2187
    DIR *ffs;
2188
    struct dirent *d;
2189
    char path[1024];
2190
    char file[1024], file_prefix[1024];
2191
    int input_path_len;
2192
    const char *p;
2193

    
2194
    p = strrchr(input, '/'); 
2195
    if (!p) {
2196
        input_path_len = 0;
2197
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2198
        strcpy(path, ".");
2199
    } else {
2200
        input_path_len = p - input + 1;
2201
        memcpy(path, input, input_path_len);
2202
        if (input_path_len > sizeof(path) - 1)
2203
            input_path_len = sizeof(path) - 1;
2204
        path[input_path_len] = '\0';
2205
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2206
    }
2207
#ifdef DEBUG_COMPLETION
2208
    term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2209
#endif
2210
    ffs = opendir(path);
2211
    if (!ffs)
2212
        return;
2213
    for(;;) {
2214
        struct stat sb;
2215
        d = readdir(ffs);
2216
        if (!d)
2217
            break;
2218
        if (strstart(d->d_name, file_prefix, NULL)) {
2219
            memcpy(file, input, input_path_len);
2220
            strcpy(file + input_path_len, d->d_name);
2221
            /* stat the file to find out if it's a directory.
2222
             * In that case add a slash to speed up typing long paths
2223
             */
2224
            stat(file, &sb);
2225
            if(S_ISDIR(sb.st_mode))
2226
                strcat(file, "/");
2227
            add_completion(file);
2228
        }
2229
    }
2230
    closedir(ffs);
2231
}
2232

    
2233
static void block_completion_it(void *opaque, const char *name)
2234
{
2235
    const char *input = opaque;
2236

    
2237
    if (input[0] == '\0' ||
2238
        !strncmp(name, (char *)input, strlen(input))) {
2239
        add_completion(name);
2240
    }
2241
}
2242

    
2243
/* NOTE: this parser is an approximate form of the real command parser */
2244
static void parse_cmdline(const char *cmdline,
2245
                         int *pnb_args, char **args)
2246
{
2247
    const char *p;
2248
    int nb_args, ret;
2249
    char buf[1024];
2250

    
2251
    p = cmdline;
2252
    nb_args = 0;
2253
    for(;;) {
2254
        while (isspace(*p))
2255
            p++;
2256
        if (*p == '\0')
2257
            break;
2258
        if (nb_args >= MAX_ARGS)
2259
            break;
2260
        ret = get_str(buf, sizeof(buf), &p);
2261
        args[nb_args] = qemu_strdup(buf);
2262
        nb_args++;
2263
        if (ret < 0)
2264
            break;
2265
    }
2266
    *pnb_args = nb_args;
2267
}
2268

    
2269
void readline_find_completion(const char *cmdline)
2270
{
2271
    const char *cmdname;
2272
    char *args[MAX_ARGS];
2273
    int nb_args, i, len;
2274
    const char *ptype, *str;
2275
    term_cmd_t *cmd;
2276
    const KeyDef *key;
2277

    
2278
    parse_cmdline(cmdline, &nb_args, args);
2279
#ifdef DEBUG_COMPLETION
2280
    for(i = 0; i < nb_args; i++) {
2281
        term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2282
    }
2283
#endif
2284

    
2285
    /* if the line ends with a space, it means we want to complete the
2286
       next arg */
2287
    len = strlen(cmdline);
2288
    if (len > 0 && isspace(cmdline[len - 1])) {
2289
        if (nb_args >= MAX_ARGS)
2290
            return;
2291
        args[nb_args++] = qemu_strdup("");
2292
    }
2293
    if (nb_args <= 1) {
2294
        /* command completion */
2295
        if (nb_args == 0)
2296
            cmdname = "";
2297
        else
2298
            cmdname = args[0];
2299
        completion_index = strlen(cmdname);
2300
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2301
            cmd_completion(cmdname, cmd->name);
2302
        }
2303
    } else {
2304
        /* find the command */
2305
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2306
            if (compare_cmd(args[0], cmd->name))
2307
                goto found;
2308
        }
2309
        return;
2310
    found:
2311
        ptype = cmd->args_type;
2312
        for(i = 0; i < nb_args - 2; i++) {
2313
            if (*ptype != '\0') {
2314
                ptype++;
2315
                while (*ptype == '?')
2316
                    ptype++;
2317
            }
2318
        }
2319
        str = args[nb_args - 1];
2320
        switch(*ptype) {
2321
        case 'F':
2322
            /* file completion */
2323
            completion_index = strlen(str);
2324
            file_completion(str);
2325
            break;
2326
        case 'B':
2327
            /* block device name completion */
2328
            completion_index = strlen(str);
2329
            bdrv_iterate(block_completion_it, (void *)str);
2330
            break;
2331
        case 's':
2332
            /* XXX: more generic ? */
2333
            if (!strcmp(cmd->name, "info")) {
2334
                completion_index = strlen(str);
2335
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2336
                    cmd_completion(str, cmd->name);
2337
                }
2338
            } else if (!strcmp(cmd->name, "sendkey")) {
2339
                completion_index = strlen(str);
2340
                for(key = key_defs; key->name != NULL; key++) {
2341
                    cmd_completion(str, key->name);
2342
                }
2343
            }
2344
            break;
2345
        default:
2346
            break;
2347
        }
2348
    }
2349
    for(i = 0; i < nb_args; i++)
2350
        qemu_free(args[i]);
2351
}
2352

    
2353
static int term_can_read(void *opaque)
2354
{
2355
    return 128;
2356
}
2357

    
2358
static void term_read(void *opaque, const uint8_t *buf, int size)
2359
{
2360
    int i;
2361
    for(i = 0; i < size; i++)
2362
        readline_handle_byte(buf[i]);
2363
}
2364

    
2365
static void monitor_start_input(void);
2366

    
2367
static void monitor_handle_command1(void *opaque, const char *cmdline)
2368
{
2369
    monitor_handle_command(cmdline);
2370
    monitor_start_input();
2371
}
2372

    
2373
static void monitor_start_input(void)
2374
{
2375
    readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2376
}
2377

    
2378
void monitor_init(CharDriverState *hd, int show_banner)
2379
{
2380
    monitor_hd = hd;
2381
    if (show_banner) {
2382
        term_printf("QEMU %s monitor - type 'help' for more information\n",
2383
                    QEMU_VERSION);
2384
    }
2385
    qemu_chr_add_read_handler(hd, term_can_read, term_read, NULL);
2386
    monitor_start_input();
2387
}
2388

    
2389
/* XXX: use threads ? */
2390
/* modal monitor readline */
2391
static int monitor_readline_started;
2392
static char *monitor_readline_buf;
2393
static int monitor_readline_buf_size;
2394

    
2395
static void monitor_readline_cb(void *opaque, const char *input)
2396
{
2397
    pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2398
    monitor_readline_started = 0;
2399
}
2400

    
2401
void monitor_readline(const char *prompt, int is_password,
2402
                      char *buf, int buf_size)
2403
{
2404
    if (is_password) {
2405
        qemu_chr_send_event(monitor_hd, CHR_EVENT_FOCUS);
2406
    }
2407
    readline_start(prompt, is_password, monitor_readline_cb, NULL);
2408
    monitor_readline_buf = buf;
2409
    monitor_readline_buf_size = buf_size;
2410
    monitor_readline_started = 1;
2411
    while (monitor_readline_started) {
2412
        main_loop_wait(10);
2413
    }
2414
}