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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
        term_outbuf[term_outbuf_index++] = c;
86
        if (term_outbuf_index >= sizeof(term_outbuf) ||
87
            c == '\n')
88
            term_flush();
89
    }
90
}
91

    
92
void term_vprintf(const char *fmt, va_list ap)
93
{
94
    char buf[4096];
95
    vsnprintf(buf, sizeof(buf), fmt, ap);
96
    term_puts(buf);
97
}
98

    
99
void term_printf(const char *fmt, ...)
100
{
101
    va_list ap;
102
    va_start(ap, fmt);
103
    term_vprintf(fmt, ap);
104
    va_end(ap);
105
}
106

    
107
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
108
{
109
    va_list ap;
110
    va_start(ap, fmt);
111
    term_vprintf(fmt, ap);
112
    va_end(ap);
113
    return 0;
114
}
115

    
116
static int compare_cmd(const char *name, const char *list)
117
{
118
    const char *p, *pstart;
119
    int len;
120
    len = strlen(name);
121
    p = list;
122
    for(;;) {
123
        pstart = p;
124
        p = strchr(p, '|');
125
        if (!p)
126
            p = pstart + strlen(pstart);
127
        if ((p - pstart) == len && !memcmp(pstart, name, len))
128
            return 1;
129
        if (*p == '\0')
130
            break;
131
        p++;
132
    }
133
    return 0;
134
}
135

    
136
static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name)
137
{
138
    term_cmd_t *cmd;
139

    
140
    for(cmd = cmds; cmd->name != NULL; cmd++) {
141
        if (!name || !strcmp(name, cmd->name))
142
            term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
143
    }
144
}
145

    
146
static void help_cmd(const char *name)
147
{
148
    if (name && !strcmp(name, "info")) {
149
        help_cmd1(info_cmds, "info ", NULL);
150
    } else {
151
        help_cmd1(term_cmds, "", name);
152
        if (name && !strcmp(name, "log")) {
153
            CPULogItem *item;
154
            term_printf("Log items (comma separated):\n");
155
            term_printf("%-10s %s\n", "none", "remove all logs");
156
            for(item = cpu_log_items; item->mask != 0; item++) {
157
                term_printf("%-10s %s\n", item->name, item->help);
158
            }
159
        }
160
    }
161
}
162

    
163
static void do_help(const char *name)
164
{
165
    help_cmd(name);
166
}
167

    
168
static void do_commit(void)
169
{
170
    int i;
171

    
172
    for (i = 0; i < MAX_DISKS; i++) {
173
        if (bs_table[i]) {
174
            bdrv_commit(bs_table[i]);
175
        }
176
    }
177
}
178

    
179
static void do_info(const char *item)
180
{
181
    term_cmd_t *cmd;
182

    
183
    if (!item)
184
        goto help;
185
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
186
        if (compare_cmd(item, cmd->name)) 
187
            goto found;
188
    }
189
 help:
190
    help_cmd("info");
191
    return;
192
 found:
193
    cmd->handler();
194
}
195

    
196
static void do_info_version(void)
197
{
198
  term_printf("%s\n", QEMU_VERSION);
199
}
200

    
201
static void do_info_block(void)
202
{
203
    bdrv_info();
204
}
205

    
206
/* get the current CPU defined by the user */
207
int mon_set_cpu(int cpu_index)
208
{
209
    CPUState *env;
210

    
211
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
212
        if (env->cpu_index == cpu_index) {
213
            mon_cpu = env;
214
            return 0;
215
        }
216
    }
217
    return -1;
218
}
219

    
220
CPUState *mon_get_cpu(void)
221
{
222
    if (!mon_cpu) {
223
        mon_set_cpu(0);
224
    }
225
    return mon_cpu;
226
}
227

    
228
static void do_info_registers(void)
229
{
230
    CPUState *env;
231
    env = mon_get_cpu();
232
    if (!env)
233
        return;
234
#ifdef TARGET_I386
235
    cpu_dump_state(env, NULL, monitor_fprintf,
236
                   X86_DUMP_FPU);
237
#else
238
    cpu_dump_state(env, NULL, monitor_fprintf, 
239
                   0);
240
#endif
241
}
242

    
243
static void do_info_cpus(void)
244
{
245
    CPUState *env;
246

    
247
    /* just to set the default cpu if not already done */
248
    mon_get_cpu();
249

    
250
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
251
        term_printf("%c CPU #%d:", 
252
                    (env == mon_cpu) ? '*' : ' ',
253
                    env->cpu_index);
254
#if defined(TARGET_I386)
255
        term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
256
        if (env->hflags & HF_HALTED_MASK)
257
            term_printf(" (halted)");
258
#elif defined(TARGET_PPC)
259
        term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
260
        if (msr_pow)
261
            term_printf(" (halted)");
262
#endif
263
        term_printf("\n");
264
    }
265
}
266

    
267
static void do_cpu_set(int index)
268
{
269
    if (mon_set_cpu(index) < 0)
270
        term_printf("Invalid CPU index\n");
271
}
272

    
273
static void do_info_jit(void)
274
{
275
    dump_exec_info(NULL, monitor_fprintf);
276
}
277

    
278
static void do_info_history (void)
279
{
280
    int i;
281
    const char *str;
282
    
283
    i = 0;
284
    for(;;) {
285
        str = readline_get_history(i);
286
        if (!str)
287
            break;
288
        term_printf("%d: '%s'\n", i, str);
289
        i++;
290
    }
291
}
292

    
293
static void do_quit(void)
294
{
295
#ifdef USE_KQEMU
296
    kqemu_record_dump();
297
#endif
298
    exit(0);
299
}
300

    
301
static int eject_device(BlockDriverState *bs, int force)
302
{
303
    if (bdrv_is_inserted(bs)) {
304
        if (!force) {
305
            if (!bdrv_is_removable(bs)) {
306
                term_printf("device is not removable\n");
307
                return -1;
308
            }
309
            if (bdrv_is_locked(bs)) {
310
                term_printf("device is locked\n");
311
                return -1;
312
            }
313
        }
314
        bdrv_close(bs);
315
    }
316
    return 0;
317
}
318

    
319
static void do_eject(int force, const char *filename)
320
{
321
    BlockDriverState *bs;
322

    
323
    bs = bdrv_find(filename);
324
    if (!bs) {
325
        term_printf("device not found\n");
326
        return;
327
    }
328
    eject_device(bs, force);
329
}
330

    
331
static void do_change(const char *device, const char *filename)
332
{
333
    BlockDriverState *bs;
334
    int i;
335
    char password[256];
336

    
337
    bs = bdrv_find(device);
338
    if (!bs) {
339
        term_printf("device not found\n");
340
        return;
341
    }
342
    if (eject_device(bs, 0) < 0)
343
        return;
344
    bdrv_open(bs, filename, 0);
345
    if (bdrv_is_encrypted(bs)) {
346
        term_printf("%s is encrypted.\n", device);
347
        for(i = 0; i < 3; i++) {
348
            monitor_readline("Password: ", 1, password, sizeof(password));
349
            if (bdrv_set_key(bs, password) == 0)
350
                break;
351
            term_printf("invalid password\n");
352
        }
353
    }
354
}
355

    
356
static void do_screen_dump(const char *filename)
357
{
358
    vga_screen_dump(filename);
359
}
360

    
361
static void do_log(const char *items)
362
{
363
    int mask;
364
    
365
    if (!strcmp(items, "none")) {
366
        mask = 0;
367
    } else {
368
        mask = cpu_str_to_log_mask(items);
369
        if (!mask) {
370
            help_cmd("log");
371
            return;
372
        }
373
    }
374
    cpu_set_log(mask);
375
}
376

    
377
static void do_savevm(const char *filename)
378
{
379
    if (qemu_savevm(filename) < 0)
380
        term_printf("I/O error when saving VM to '%s'\n", filename);
381
}
382

    
383
static void do_loadvm(const char *filename)
384
{
385
    if (qemu_loadvm(filename) < 0) 
386
        term_printf("I/O error when loading VM from '%s'\n", filename);
387
}
388

    
389
static void do_stop(void)
390
{
391
    vm_stop(EXCP_INTERRUPT);
392
}
393

    
394
static void do_cont(void)
395
{
396
    vm_start();
397
}
398

    
399
#ifdef CONFIG_GDBSTUB
400
static void do_gdbserver(int has_port, int port)
401
{
402
    if (!has_port)
403
        port = DEFAULT_GDBSTUB_PORT;
404
    if (gdbserver_start(port) < 0) {
405
        qemu_printf("Could not open gdbserver socket on port %d\n", port);
406
    } else {
407
        qemu_printf("Waiting gdb connection on port %d\n", port);
408
    }
409
}
410
#endif
411

    
412
static void term_printc(int c)
413
{
414
    term_printf("'");
415
    switch(c) {
416
    case '\'':
417
        term_printf("\\'");
418
        break;
419
    case '\\':
420
        term_printf("\\\\");
421
        break;
422
    case '\n':
423
        term_printf("\\n");
424
        break;
425
    case '\r':
426
        term_printf("\\r");
427
        break;
428
    default:
429
        if (c >= 32 && c <= 126) {
430
            term_printf("%c", c);
431
        } else {
432
            term_printf("\\x%02x", c);
433
        }
434
        break;
435
    }
436
    term_printf("'");
437
}
438

    
439
static void memory_dump(int count, int format, int wsize, 
440
                        target_ulong addr, int is_physical)
441
{
442
    CPUState *env;
443
    int nb_per_line, l, line_size, i, max_digits, len;
444
    uint8_t buf[16];
445
    uint64_t v;
446

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

    
469
    len = wsize * count;
470
    if (wsize == 1)
471
        line_size = 8;
472
    else
473
        line_size = 16;
474
    nb_per_line = line_size / wsize;
475
    max_digits = 0;
476

    
477
    switch(format) {
478
    case 'o':
479
        max_digits = (wsize * 8 + 2) / 3;
480
        break;
481
    default:
482
    case 'x':
483
        max_digits = (wsize * 8) / 4;
484
        break;
485
    case 'u':
486
    case 'd':
487
        max_digits = (wsize * 8 * 10 + 32) / 33;
488
        break;
489
    case 'c':
490
        wsize = 1;
491
        break;
492
    }
493

    
494
    while (len > 0) {
495
        term_printf(TARGET_FMT_lx ":", addr);
496
        l = len;
497
        if (l > line_size)
498
            l = line_size;
499
        if (is_physical) {
500
            cpu_physical_memory_rw(addr, buf, l, 0);
501
        } else {
502
            env = mon_get_cpu();
503
            if (!env)
504
                break;
505
            cpu_memory_rw_debug(env, addr, buf, l, 0);
506
        }
507
        i = 0; 
508
        while (i < l) {
509
            switch(wsize) {
510
            default:
511
            case 1:
512
                v = ldub_raw(buf + i);
513
                break;
514
            case 2:
515
                v = lduw_raw(buf + i);
516
                break;
517
            case 4:
518
                v = (uint32_t)ldl_raw(buf + i);
519
                break;
520
            case 8:
521
                v = ldq_raw(buf + i);
522
                break;
523
            }
524
            term_printf(" ");
525
            switch(format) {
526
            case 'o':
527
                term_printf("%#*llo", max_digits, v);
528
                break;
529
            case 'x':
530
                term_printf("0x%0*llx", max_digits, v);
531
                break;
532
            case 'u':
533
                term_printf("%*llu", max_digits, v);
534
                break;
535
            case 'd':
536
                term_printf("%*lld", max_digits, v);
537
                break;
538
            case 'c':
539
                term_printc(v);
540
                break;
541
            }
542
            i += wsize;
543
        }
544
        term_printf("\n");
545
        addr += l;
546
        len -= l;
547
    }
548
}
549

    
550
#if TARGET_LONG_BITS == 64
551
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
552
#else
553
#define GET_TLONG(h, l) (l)
554
#endif
555

    
556
static void do_memory_dump(int count, int format, int size, 
557
                           uint32_t addrh, uint32_t addrl)
558
{
559
    target_long addr = GET_TLONG(addrh, addrl);
560
    memory_dump(count, format, size, addr, 0);
561
}
562

    
563
static void do_physical_memory_dump(int count, int format, int size,
564
                                    uint32_t addrh, uint32_t addrl)
565

    
566
{
567
    target_long addr = GET_TLONG(addrh, addrl);
568
    memory_dump(count, format, size, addr, 1);
569
}
570

    
571
static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
572
{
573
    target_long val = GET_TLONG(valh, vall);
574
#if TARGET_LONG_BITS == 32
575
    switch(format) {
576
    case 'o':
577
        term_printf("%#o", val);
578
        break;
579
    case 'x':
580
        term_printf("%#x", val);
581
        break;
582
    case 'u':
583
        term_printf("%u", val);
584
        break;
585
    default:
586
    case 'd':
587
        term_printf("%d", val);
588
        break;
589
    case 'c':
590
        term_printc(val);
591
        break;
592
    }
593
#else
594
    switch(format) {
595
    case 'o':
596
        term_printf("%#llo", val);
597
        break;
598
    case 'x':
599
        term_printf("%#llx", val);
600
        break;
601
    case 'u':
602
        term_printf("%llu", val);
603
        break;
604
    default:
605
    case 'd':
606
        term_printf("%lld", val);
607
        break;
608
    case 'c':
609
        term_printc(val);
610
        break;
611
    }
612
#endif
613
    term_printf("\n");
614
}
615

    
616
static void do_sum(uint32_t start, uint32_t size)
617
{
618
    uint32_t addr;
619
    uint8_t buf[1];
620
    uint16_t sum;
621

    
622
    sum = 0;
623
    for(addr = start; addr < (start + size); addr++) {
624
        cpu_physical_memory_rw(addr, buf, 1, 0);
625
        /* BSD sum algorithm ('sum' Unix command) */
626
        sum = (sum >> 1) | (sum << 15);
627
        sum += buf[0];
628
    }
629
    term_printf("%05d\n", sum);
630
}
631

    
632
typedef struct {
633
    int keycode;
634
    const char *name;
635
} KeyDef;
636

    
637
static const KeyDef key_defs[] = {
638
    { 0x2a, "shift" },
639
    { 0x36, "shift_r" },
640
    
641
    { 0x38, "alt" },
642
    { 0xb8, "alt_r" },
643
    { 0x1d, "ctrl" },
644
    { 0x9d, "ctrl_r" },
645

    
646
    { 0xdd, "menu" },
647

    
648
    { 0x01, "esc" },
649

    
650
    { 0x02, "1" },
651
    { 0x03, "2" },
652
    { 0x04, "3" },
653
    { 0x05, "4" },
654
    { 0x06, "5" },
655
    { 0x07, "6" },
656
    { 0x08, "7" },
657
    { 0x09, "8" },
658
    { 0x0a, "9" },
659
    { 0x0b, "0" },
660
    { 0x0e, "backspace" },
661

    
662
    { 0x0f, "tab" },
663
    { 0x10, "q" },
664
    { 0x11, "w" },
665
    { 0x12, "e" },
666
    { 0x13, "r" },
667
    { 0x14, "t" },
668
    { 0x15, "y" },
669
    { 0x16, "u" },
670
    { 0x17, "i" },
671
    { 0x18, "o" },
672
    { 0x19, "p" },
673

    
674
    { 0x1c, "ret" },
675

    
676
    { 0x1e, "a" },
677
    { 0x1f, "s" },
678
    { 0x20, "d" },
679
    { 0x21, "f" },
680
    { 0x22, "g" },
681
    { 0x23, "h" },
682
    { 0x24, "j" },
683
    { 0x25, "k" },
684
    { 0x26, "l" },
685

    
686
    { 0x2c, "z" },
687
    { 0x2d, "x" },
688
    { 0x2e, "c" },
689
    { 0x2f, "v" },
690
    { 0x30, "b" },
691
    { 0x31, "n" },
692
    { 0x32, "m" },
693
    
694
    { 0x39, "spc" },
695
    { 0x3a, "caps_lock" },
696
    { 0x3b, "f1" },
697
    { 0x3c, "f2" },
698
    { 0x3d, "f3" },
699
    { 0x3e, "f4" },
700
    { 0x3f, "f5" },
701
    { 0x40, "f6" },
702
    { 0x41, "f7" },
703
    { 0x42, "f8" },
704
    { 0x43, "f9" },
705
    { 0x44, "f10" },
706
    { 0x45, "num_lock" },
707
    { 0x46, "scroll_lock" },
708

    
709
    { 0x56, "<" },
710

    
711
    { 0x57, "f11" },
712
    { 0x58, "f12" },
713

    
714
    { 0xb7, "print" },
715

    
716
    { 0xc7, "home" },
717
    { 0xc9, "pgup" },
718
    { 0xd1, "pgdn" },
719
    { 0xcf, "end" },
720

    
721
    { 0xcb, "left" },
722
    { 0xc8, "up" },
723
    { 0xd0, "down" },
724
    { 0xcd, "right" },
725

    
726
    { 0xd2, "insert" },
727
    { 0xd3, "delete" },
728
    { 0, NULL },
729
};
730

    
731
static int get_keycode(const char *key)
732
{
733
    const KeyDef *p;
734

    
735
    for(p = key_defs; p->name != NULL; p++) {
736
        if (!strcmp(key, p->name))
737
            return p->keycode;
738
    }
739
    return -1;
740
}
741

    
742
static void do_send_key(const char *string)
743
{
744
    char keybuf[16], *q;
745
    uint8_t keycodes[16];
746
    const char *p;
747
    int nb_keycodes, keycode, i;
748
    
749
    nb_keycodes = 0;
750
    p = string;
751
    while (*p != '\0') {
752
        q = keybuf;
753
        while (*p != '\0' && *p != '-') {
754
            if ((q - keybuf) < sizeof(keybuf) - 1) {
755
                *q++ = *p;
756
            }
757
            p++;
758
        }
759
        *q = '\0';
760
        keycode = get_keycode(keybuf);
761
        if (keycode < 0) {
762
            term_printf("unknown key: '%s'\n", keybuf);
763
            return;
764
        }
765
        keycodes[nb_keycodes++] = keycode;
766
        if (*p == '\0')
767
            break;
768
        p++;
769
    }
770
    /* key down events */
771
    for(i = 0; i < nb_keycodes; i++) {
772
        keycode = keycodes[i];
773
        if (keycode & 0x80)
774
            kbd_put_keycode(0xe0);
775
        kbd_put_keycode(keycode & 0x7f);
776
    }
777
    /* key up events */
778
    for(i = nb_keycodes - 1; i >= 0; i--) {
779
        keycode = keycodes[i];
780
        if (keycode & 0x80)
781
            kbd_put_keycode(0xe0);
782
        kbd_put_keycode(keycode | 0x80);
783
    }
784
}
785

    
786
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
787
{
788
    uint32_t val;
789
    int suffix;
790

    
791
    if (has_index) {
792
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
793
        addr++;
794
    }
795
    addr &= 0xffff;
796

    
797
    switch(size) {
798
    default:
799
    case 1:
800
        val = cpu_inb(NULL, addr);
801
        suffix = 'b';
802
        break;
803
    case 2:
804
        val = cpu_inw(NULL, addr);
805
        suffix = 'w';
806
        break;
807
    case 4:
808
        val = cpu_inl(NULL, addr);
809
        suffix = 'l';
810
        break;
811
    }
812
    term_printf("port%c[0x%04x] = %#0*x\n",
813
                suffix, addr, size * 2, val);
814
}
815

    
816
static void do_system_reset(void)
817
{
818
    qemu_system_reset_request();
819
}
820

    
821
static void do_system_powerdown(void)
822
{
823
    qemu_system_powerdown_request();
824
}
825

    
826
#if defined(TARGET_I386)
827
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
828
{
829
    term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n", 
830
                addr,
831
                pte & mask,
832
                pte & PG_GLOBAL_MASK ? 'G' : '-',
833
                pte & PG_PSE_MASK ? 'P' : '-',
834
                pte & PG_DIRTY_MASK ? 'D' : '-',
835
                pte & PG_ACCESSED_MASK ? 'A' : '-',
836
                pte & PG_PCD_MASK ? 'C' : '-',
837
                pte & PG_PWT_MASK ? 'T' : '-',
838
                pte & PG_USER_MASK ? 'U' : '-',
839
                pte & PG_RW_MASK ? 'W' : '-');
840
}
841

    
842
static void tlb_info(void)
843
{
844
    CPUState *env;
845
    int l1, l2;
846
    uint32_t pgd, pde, pte;
847

    
848
    env = mon_get_cpu();
849
    if (!env)
850
        return;
851

    
852
    if (!(env->cr[0] & CR0_PG_MASK)) {
853
        term_printf("PG disabled\n");
854
        return;
855
    }
856
    pgd = env->cr[3] & ~0xfff;
857
    for(l1 = 0; l1 < 1024; l1++) {
858
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
859
        pde = le32_to_cpu(pde);
860
        if (pde & PG_PRESENT_MASK) {
861
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
862
                print_pte((l1 << 22), pde, ~((1 << 20) - 1));
863
            } else {
864
                for(l2 = 0; l2 < 1024; l2++) {
865
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, 
866
                                             (uint8_t *)&pte, 4);
867
                    pte = le32_to_cpu(pte);
868
                    if (pte & PG_PRESENT_MASK) {
869
                        print_pte((l1 << 22) + (l2 << 12), 
870
                                  pte & ~PG_PSE_MASK, 
871
                                  ~0xfff);
872
                    }
873
                }
874
            }
875
        }
876
    }
877
}
878

    
879
static void mem_print(uint32_t *pstart, int *plast_prot, 
880
                      uint32_t end, int prot)
881
{
882
    int prot1;
883
    prot1 = *plast_prot;
884
    if (prot != prot1) {
885
        if (*pstart != -1) {
886
            term_printf("%08x-%08x %08x %c%c%c\n",
887
                        *pstart, end, end - *pstart, 
888
                        prot1 & PG_USER_MASK ? 'u' : '-',
889
                        'r',
890
                        prot1 & PG_RW_MASK ? 'w' : '-');
891
        }
892
        if (prot != 0)
893
            *pstart = end;
894
        else
895
            *pstart = -1;
896
        *plast_prot = prot;
897
    }
898
}
899

    
900
static void mem_info(void)
901
{
902
    CPUState *env;
903
    int l1, l2, prot, last_prot;
904
    uint32_t pgd, pde, pte, start, end;
905

    
906
    env = mon_get_cpu();
907
    if (!env)
908
        return;
909

    
910
    if (!(env->cr[0] & CR0_PG_MASK)) {
911
        term_printf("PG disabled\n");
912
        return;
913
    }
914
    pgd = env->cr[3] & ~0xfff;
915
    last_prot = 0;
916
    start = -1;
917
    for(l1 = 0; l1 < 1024; l1++) {
918
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
919
        pde = le32_to_cpu(pde);
920
        end = l1 << 22;
921
        if (pde & PG_PRESENT_MASK) {
922
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
923
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
924
                mem_print(&start, &last_prot, end, prot);
925
            } else {
926
                for(l2 = 0; l2 < 1024; l2++) {
927
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4, 
928
                                             (uint8_t *)&pte, 4);
929
                    pte = le32_to_cpu(pte);
930
                    end = (l1 << 22) + (l2 << 12);
931
                    if (pte & PG_PRESENT_MASK) {
932
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
933
                    } else {
934
                        prot = 0;
935
                    }
936
                    mem_print(&start, &last_prot, end, prot);
937
                }
938
            }
939
        } else {
940
            prot = 0;
941
            mem_print(&start, &last_prot, end, prot);
942
        }
943
    }
944
}
945
#endif
946

    
947
static void do_info_kqemu(void)
948
{
949
#ifdef USE_KQEMU
950
    CPUState *env;
951
    int val;
952
    val = 0;
953
    env = mon_get_cpu();
954
    if (!env) {
955
        term_printf("No cpu initialized yet");
956
        return;
957
    }
958
    val = env->kqemu_enabled;
959
    term_printf("kqemu is %s\n", val ? "enabled" : "disabled");
960
#else
961
    term_printf("kqemu support is not compiled\n");
962
#endif
963
} 
964

    
965
static term_cmd_t term_cmds[] = {
966
    { "help|?", "s?", do_help, 
967
      "[cmd]", "show the help" },
968
    { "commit", "", do_commit, 
969
      "", "commit changes to the disk images (if -snapshot is used)" },
970
    { "info", "s?", do_info,
971
      "subcommand", "show various information about the system state" },
972
    { "q|quit", "", do_quit,
973
      "", "quit the emulator" },
974
    { "eject", "-fB", do_eject,
975
      "[-f] device", "eject a removable media (use -f to force it)" },
976
    { "change", "BF", do_change,
977
      "device filename", "change a removable media" },
978
    { "screendump", "F", do_screen_dump, 
979
      "filename", "save screen into PPM image 'filename'" },
980
    { "log", "s", do_log,
981
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" }, 
982
    { "savevm", "F", do_savevm,
983
      "filename", "save the whole virtual machine state to 'filename'" }, 
984
    { "loadvm", "F", do_loadvm,
985
      "filename", "restore the whole virtual machine state from 'filename'" }, 
986
    { "stop", "", do_stop, 
987
      "", "stop emulation", },
988
    { "c|cont", "", do_cont, 
989
      "", "resume emulation", },
990
#ifdef CONFIG_GDBSTUB
991
    { "gdbserver", "i?", do_gdbserver, 
992
      "[port]", "start gdbserver session (default port=1234)", },
993
#endif
994
    { "x", "/l", do_memory_dump, 
995
      "/fmt addr", "virtual memory dump starting at 'addr'", },
996
    { "xp", "/l", do_physical_memory_dump, 
997
      "/fmt addr", "physical memory dump starting at 'addr'", },
998
    { "p|print", "/l", do_print, 
999
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1000
    { "i", "/ii.", do_ioport_read, 
1001
      "/fmt addr", "I/O port read" },
1002

    
1003
    { "sendkey", "s", do_send_key, 
1004
      "keys", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1')" },
1005
    { "system_reset", "", do_system_reset, 
1006
      "", "reset the system" },
1007
    { "system_powerdown", "", do_system_powerdown, 
1008
      "", "send system power down event" },
1009
    { "sum", "ii", do_sum, 
1010
      "addr size", "compute the checksum of a memory region" },
1011
    { "usb_add", "s", do_usb_add,
1012
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1013
    { "usb_del", "s", do_usb_del,
1014
      "device", "remove USB device 'bus.addr'" },
1015
    { "cpu", "i", do_cpu_set, 
1016
      "index", "set the default CPU" },
1017
    { NULL, NULL, }, 
1018
};
1019

    
1020
static term_cmd_t info_cmds[] = {
1021
    { "version", "", do_info_version,
1022
      "", "show the version of qemu" },
1023
    { "network", "", do_info_network,
1024
      "", "show the network state" },
1025
    { "block", "", do_info_block,
1026
      "", "show the block devices" },
1027
    { "registers", "", do_info_registers,
1028
      "", "show the cpu registers" },
1029
    { "cpus", "", do_info_cpus,
1030
      "", "show infos for each CPU" },
1031
    { "history", "", do_info_history,
1032
      "", "show the command line history", },
1033
    { "irq", "", irq_info,
1034
      "", "show the interrupts statistics (if available)", },
1035
    { "pic", "", pic_info,
1036
      "", "show i8259 (PIC) state", },
1037
    { "pci", "", pci_info,
1038
      "", "show PCI info", },
1039
#if defined(TARGET_I386)
1040
    { "tlb", "", tlb_info,
1041
      "", "show virtual to physical memory mappings", },
1042
    { "mem", "", mem_info,
1043
      "", "show the active virtual memory mappings", },
1044
#endif
1045
    { "jit", "", do_info_jit,
1046
      "", "show dynamic compiler info", },
1047
    { "kqemu", "", do_info_kqemu,
1048
      "", "show kqemu information", },
1049
    { "usb", "", usb_info,
1050
      "", "show guest USB devices", },
1051
    { "usbhost", "", usb_host_info,
1052
      "", "show host USB devices", },
1053
    { NULL, NULL, },
1054
};
1055

    
1056
/*******************************************************************/
1057

    
1058
static const char *pch;
1059
static jmp_buf expr_env;
1060

    
1061
#define MD_TLONG 0
1062
#define MD_I32   1
1063

    
1064
typedef struct MonitorDef {
1065
    const char *name;
1066
    int offset;
1067
    target_long (*get_value)(struct MonitorDef *md, int val);
1068
    int type;
1069
} MonitorDef;
1070

    
1071
#if defined(TARGET_I386)
1072
static target_long monitor_get_pc (struct MonitorDef *md, int val)
1073
{
1074
    CPUState *env = mon_get_cpu();
1075
    if (!env)
1076
        return 0;
1077
    return env->eip + env->segs[R_CS].base;
1078
}
1079
#endif
1080

    
1081
#if defined(TARGET_PPC)
1082
static target_long monitor_get_ccr (struct MonitorDef *md, int val)
1083
{
1084
    CPUState *env = mon_get_cpu();
1085
    unsigned int u;
1086
    int i;
1087

    
1088
    if (!env)
1089
        return 0;
1090

    
1091
    u = 0;
1092
    for (i = 0; i < 8; i++)
1093
        u |= env->crf[i] << (32 - (4 * i));
1094

    
1095
    return u;
1096
}
1097

    
1098
static target_long monitor_get_msr (struct MonitorDef *md, int val)
1099
{
1100
    CPUState *env = mon_get_cpu();
1101
    if (!env)
1102
        return 0;
1103
    return (env->msr[MSR_POW] << MSR_POW) |
1104
        (env->msr[MSR_ILE] << MSR_ILE) |
1105
        (env->msr[MSR_EE] << MSR_EE) |
1106
        (env->msr[MSR_PR] << MSR_PR) |
1107
        (env->msr[MSR_FP] << MSR_FP) |
1108
        (env->msr[MSR_ME] << MSR_ME) |
1109
        (env->msr[MSR_FE0] << MSR_FE0) |
1110
        (env->msr[MSR_SE] << MSR_SE) |
1111
        (env->msr[MSR_BE] << MSR_BE) |
1112
        (env->msr[MSR_FE1] << MSR_FE1) |
1113
        (env->msr[MSR_IP] << MSR_IP) |
1114
        (env->msr[MSR_IR] << MSR_IR) |
1115
        (env->msr[MSR_DR] << MSR_DR) |
1116
        (env->msr[MSR_RI] << MSR_RI) |
1117
        (env->msr[MSR_LE] << MSR_LE);
1118
}
1119

    
1120
static target_long monitor_get_xer (struct MonitorDef *md, int val)
1121
{
1122
    CPUState *env = mon_get_cpu();
1123
    if (!env)
1124
        return 0;
1125
    return (env->xer[XER_SO] << XER_SO) |
1126
        (env->xer[XER_OV] << XER_OV) |
1127
        (env->xer[XER_CA] << XER_CA) |
1128
        (env->xer[XER_BC] << XER_BC);
1129
}
1130

    
1131
static target_long monitor_get_decr (struct MonitorDef *md, int val)
1132
{
1133
    CPUState *env = mon_get_cpu();
1134
    if (!env)
1135
        return 0;
1136
    return cpu_ppc_load_decr(env);
1137
}
1138

    
1139
static target_long monitor_get_tbu (struct MonitorDef *md, int val)
1140
{
1141
    CPUState *env = mon_get_cpu();
1142
    if (!env)
1143
        return 0;
1144
    return cpu_ppc_load_tbu(env);
1145
}
1146

    
1147
static target_long monitor_get_tbl (struct MonitorDef *md, int val)
1148
{
1149
    CPUState *env = mon_get_cpu();
1150
    if (!env)
1151
        return 0;
1152
    return cpu_ppc_load_tbl(env);
1153
}
1154
#endif
1155

    
1156
#if defined(TARGET_SPARC)
1157
#ifndef TARGET_SPARC64
1158
static target_long monitor_get_psr (struct MonitorDef *md, int val)
1159
{
1160
    CPUState *env = mon_get_cpu();
1161
    if (!env)
1162
        return 0;
1163
    return GET_PSR(env);
1164
}
1165
#endif
1166

    
1167
static target_long monitor_get_reg(struct MonitorDef *md, int val)
1168
{
1169
    CPUState *env = mon_get_cpu();
1170
    if (!env)
1171
        return 0;
1172
    return env->regwptr[val];
1173
}
1174
#endif
1175

    
1176
static MonitorDef monitor_defs[] = {
1177
#ifdef TARGET_I386
1178

    
1179
#define SEG(name, seg) \
1180
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1181
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1182
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1183

    
1184
    { "eax", offsetof(CPUState, regs[0]) },
1185
    { "ecx", offsetof(CPUState, regs[1]) },
1186
    { "edx", offsetof(CPUState, regs[2]) },
1187
    { "ebx", offsetof(CPUState, regs[3]) },
1188
    { "esp|sp", offsetof(CPUState, regs[4]) },
1189
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1190
    { "esi", offsetof(CPUState, regs[6]) },
1191
    { "edi", offsetof(CPUState, regs[7]) },
1192
#ifdef TARGET_X86_64
1193
    { "r8", offsetof(CPUState, regs[8]) },
1194
    { "r9", offsetof(CPUState, regs[9]) },
1195
    { "r10", offsetof(CPUState, regs[10]) },
1196
    { "r11", offsetof(CPUState, regs[11]) },
1197
    { "r12", offsetof(CPUState, regs[12]) },
1198
    { "r13", offsetof(CPUState, regs[13]) },
1199
    { "r14", offsetof(CPUState, regs[14]) },
1200
    { "r15", offsetof(CPUState, regs[15]) },
1201
#endif
1202
    { "eflags", offsetof(CPUState, eflags) },
1203
    { "eip", offsetof(CPUState, eip) },
1204
    SEG("cs", R_CS)
1205
    SEG("ds", R_DS)
1206
    SEG("es", R_ES)
1207
    SEG("ss", R_SS)
1208
    SEG("fs", R_FS)
1209
    SEG("gs", R_GS)
1210
    { "pc", 0, monitor_get_pc, },
1211
#elif defined(TARGET_PPC)
1212
    { "r0", offsetof(CPUState, gpr[0]) },
1213
    { "r1", offsetof(CPUState, gpr[1]) },
1214
    { "r2", offsetof(CPUState, gpr[2]) },
1215
    { "r3", offsetof(CPUState, gpr[3]) },
1216
    { "r4", offsetof(CPUState, gpr[4]) },
1217
    { "r5", offsetof(CPUState, gpr[5]) },
1218
    { "r6", offsetof(CPUState, gpr[6]) },
1219
    { "r7", offsetof(CPUState, gpr[7]) },
1220
    { "r8", offsetof(CPUState, gpr[8]) },
1221
    { "r9", offsetof(CPUState, gpr[9]) },
1222
    { "r10", offsetof(CPUState, gpr[10]) },
1223
    { "r11", offsetof(CPUState, gpr[11]) },
1224
    { "r12", offsetof(CPUState, gpr[12]) },
1225
    { "r13", offsetof(CPUState, gpr[13]) },
1226
    { "r14", offsetof(CPUState, gpr[14]) },
1227
    { "r15", offsetof(CPUState, gpr[15]) },
1228
    { "r16", offsetof(CPUState, gpr[16]) },
1229
    { "r17", offsetof(CPUState, gpr[17]) },
1230
    { "r18", offsetof(CPUState, gpr[18]) },
1231
    { "r19", offsetof(CPUState, gpr[19]) },
1232
    { "r20", offsetof(CPUState, gpr[20]) },
1233
    { "r21", offsetof(CPUState, gpr[21]) },
1234
    { "r22", offsetof(CPUState, gpr[22]) },
1235
    { "r23", offsetof(CPUState, gpr[23]) },
1236
    { "r24", offsetof(CPUState, gpr[24]) },
1237
    { "r25", offsetof(CPUState, gpr[25]) },
1238
    { "r26", offsetof(CPUState, gpr[26]) },
1239
    { "r27", offsetof(CPUState, gpr[27]) },
1240
    { "r28", offsetof(CPUState, gpr[28]) },
1241
    { "r29", offsetof(CPUState, gpr[29]) },
1242
    { "r30", offsetof(CPUState, gpr[30]) },
1243
    { "r31", offsetof(CPUState, gpr[31]) },
1244
    { "nip|pc", offsetof(CPUState, nip) },
1245
    { "lr", offsetof(CPUState, lr) },
1246
    { "ctr", offsetof(CPUState, ctr) },
1247
    { "decr", 0, &monitor_get_decr, },
1248
    { "ccr", 0, &monitor_get_ccr, },
1249
    { "msr", 0, &monitor_get_msr, },
1250
    { "xer", 0, &monitor_get_xer, },
1251
    { "tbu", 0, &monitor_get_tbu, },
1252
    { "tbl", 0, &monitor_get_tbl, },
1253
    { "sdr1", offsetof(CPUState, sdr1) },
1254
    { "sr0", offsetof(CPUState, sr[0]) },
1255
    { "sr1", offsetof(CPUState, sr[1]) },
1256
    { "sr2", offsetof(CPUState, sr[2]) },
1257
    { "sr3", offsetof(CPUState, sr[3]) },
1258
    { "sr4", offsetof(CPUState, sr[4]) },
1259
    { "sr5", offsetof(CPUState, sr[5]) },
1260
    { "sr6", offsetof(CPUState, sr[6]) },
1261
    { "sr7", offsetof(CPUState, sr[7]) },
1262
    { "sr8", offsetof(CPUState, sr[8]) },
1263
    { "sr9", offsetof(CPUState, sr[9]) },
1264
    { "sr10", offsetof(CPUState, sr[10]) },
1265
    { "sr11", offsetof(CPUState, sr[11]) },
1266
    { "sr12", offsetof(CPUState, sr[12]) },
1267
    { "sr13", offsetof(CPUState, sr[13]) },
1268
    { "sr14", offsetof(CPUState, sr[14]) },
1269
    { "sr15", offsetof(CPUState, sr[15]) },
1270
    /* Too lazy to put BATs and SPRs ... */
1271
#elif defined(TARGET_SPARC)
1272
    { "g0", offsetof(CPUState, gregs[0]) },
1273
    { "g1", offsetof(CPUState, gregs[1]) },
1274
    { "g2", offsetof(CPUState, gregs[2]) },
1275
    { "g3", offsetof(CPUState, gregs[3]) },
1276
    { "g4", offsetof(CPUState, gregs[4]) },
1277
    { "g5", offsetof(CPUState, gregs[5]) },
1278
    { "g6", offsetof(CPUState, gregs[6]) },
1279
    { "g7", offsetof(CPUState, gregs[7]) },
1280
    { "o0", 0, monitor_get_reg },
1281
    { "o1", 1, monitor_get_reg },
1282
    { "o2", 2, monitor_get_reg },
1283
    { "o3", 3, monitor_get_reg },
1284
    { "o4", 4, monitor_get_reg },
1285
    { "o5", 5, monitor_get_reg },
1286
    { "o6", 6, monitor_get_reg },
1287
    { "o7", 7, monitor_get_reg },
1288
    { "l0", 8, monitor_get_reg },
1289
    { "l1", 9, monitor_get_reg },
1290
    { "l2", 10, monitor_get_reg },
1291
    { "l3", 11, monitor_get_reg },
1292
    { "l4", 12, monitor_get_reg },
1293
    { "l5", 13, monitor_get_reg },
1294
    { "l6", 14, monitor_get_reg },
1295
    { "l7", 15, monitor_get_reg },
1296
    { "i0", 16, monitor_get_reg },
1297
    { "i1", 17, monitor_get_reg },
1298
    { "i2", 18, monitor_get_reg },
1299
    { "i3", 19, monitor_get_reg },
1300
    { "i4", 20, monitor_get_reg },
1301
    { "i5", 21, monitor_get_reg },
1302
    { "i6", 22, monitor_get_reg },
1303
    { "i7", 23, monitor_get_reg },
1304
    { "pc", offsetof(CPUState, pc) },
1305
    { "npc", offsetof(CPUState, npc) },
1306
    { "y", offsetof(CPUState, y) },
1307
#ifndef TARGET_SPARC64
1308
    { "psr", 0, &monitor_get_psr, },
1309
    { "wim", offsetof(CPUState, wim) },
1310
#endif
1311
    { "tbr", offsetof(CPUState, tbr) },
1312
    { "fsr", offsetof(CPUState, fsr) },
1313
    { "f0", offsetof(CPUState, fpr[0]) },
1314
    { "f1", offsetof(CPUState, fpr[1]) },
1315
    { "f2", offsetof(CPUState, fpr[2]) },
1316
    { "f3", offsetof(CPUState, fpr[3]) },
1317
    { "f4", offsetof(CPUState, fpr[4]) },
1318
    { "f5", offsetof(CPUState, fpr[5]) },
1319
    { "f6", offsetof(CPUState, fpr[6]) },
1320
    { "f7", offsetof(CPUState, fpr[7]) },
1321
    { "f8", offsetof(CPUState, fpr[8]) },
1322
    { "f9", offsetof(CPUState, fpr[9]) },
1323
    { "f10", offsetof(CPUState, fpr[10]) },
1324
    { "f11", offsetof(CPUState, fpr[11]) },
1325
    { "f12", offsetof(CPUState, fpr[12]) },
1326
    { "f13", offsetof(CPUState, fpr[13]) },
1327
    { "f14", offsetof(CPUState, fpr[14]) },
1328
    { "f15", offsetof(CPUState, fpr[15]) },
1329
    { "f16", offsetof(CPUState, fpr[16]) },
1330
    { "f17", offsetof(CPUState, fpr[17]) },
1331
    { "f18", offsetof(CPUState, fpr[18]) },
1332
    { "f19", offsetof(CPUState, fpr[19]) },
1333
    { "f20", offsetof(CPUState, fpr[20]) },
1334
    { "f21", offsetof(CPUState, fpr[21]) },
1335
    { "f22", offsetof(CPUState, fpr[22]) },
1336
    { "f23", offsetof(CPUState, fpr[23]) },
1337
    { "f24", offsetof(CPUState, fpr[24]) },
1338
    { "f25", offsetof(CPUState, fpr[25]) },
1339
    { "f26", offsetof(CPUState, fpr[26]) },
1340
    { "f27", offsetof(CPUState, fpr[27]) },
1341
    { "f28", offsetof(CPUState, fpr[28]) },
1342
    { "f29", offsetof(CPUState, fpr[29]) },
1343
    { "f30", offsetof(CPUState, fpr[30]) },
1344
    { "f31", offsetof(CPUState, fpr[31]) },
1345
#ifdef TARGET_SPARC64
1346
    { "f32", offsetof(CPUState, fpr[32]) },
1347
    { "f34", offsetof(CPUState, fpr[34]) },
1348
    { "f36", offsetof(CPUState, fpr[36]) },
1349
    { "f38", offsetof(CPUState, fpr[38]) },
1350
    { "f40", offsetof(CPUState, fpr[40]) },
1351
    { "f42", offsetof(CPUState, fpr[42]) },
1352
    { "f44", offsetof(CPUState, fpr[44]) },
1353
    { "f46", offsetof(CPUState, fpr[46]) },
1354
    { "f48", offsetof(CPUState, fpr[48]) },
1355
    { "f50", offsetof(CPUState, fpr[50]) },
1356
    { "f52", offsetof(CPUState, fpr[52]) },
1357
    { "f54", offsetof(CPUState, fpr[54]) },
1358
    { "f56", offsetof(CPUState, fpr[56]) },
1359
    { "f58", offsetof(CPUState, fpr[58]) },
1360
    { "f60", offsetof(CPUState, fpr[60]) },
1361
    { "f62", offsetof(CPUState, fpr[62]) },
1362
    { "asi", offsetof(CPUState, asi) },
1363
    { "pstate", offsetof(CPUState, pstate) },
1364
    { "cansave", offsetof(CPUState, cansave) },
1365
    { "canrestore", offsetof(CPUState, canrestore) },
1366
    { "otherwin", offsetof(CPUState, otherwin) },
1367
    { "wstate", offsetof(CPUState, wstate) },
1368
    { "cleanwin", offsetof(CPUState, cleanwin) },
1369
    { "fprs", offsetof(CPUState, fprs) },
1370
#endif
1371
#endif
1372
    { NULL },
1373
};
1374

    
1375
static void expr_error(const char *fmt) 
1376
{
1377
    term_printf(fmt);
1378
    term_printf("\n");
1379
    longjmp(expr_env, 1);
1380
}
1381

    
1382
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
1383
static int get_monitor_def(target_long *pval, const char *name)
1384
{
1385
    MonitorDef *md;
1386
    void *ptr;
1387

    
1388
    for(md = monitor_defs; md->name != NULL; md++) {
1389
        if (compare_cmd(name, md->name)) {
1390
            if (md->get_value) {
1391
                *pval = md->get_value(md, md->offset);
1392
            } else {
1393
                CPUState *env = mon_get_cpu();
1394
                if (!env)
1395
                    return -2;
1396
                ptr = (uint8_t *)env + md->offset;
1397
                switch(md->type) {
1398
                case MD_I32:
1399
                    *pval = *(int32_t *)ptr;
1400
                    break;
1401
                case MD_TLONG:
1402
                    *pval = *(target_long *)ptr;
1403
                    break;
1404
                default:
1405
                    *pval = 0;
1406
                    break;
1407
                }
1408
            }
1409
            return 0;
1410
        }
1411
    }
1412
    return -1;
1413
}
1414

    
1415
static void next(void)
1416
{
1417
    if (pch != '\0') {
1418
        pch++;
1419
        while (isspace(*pch))
1420
            pch++;
1421
    }
1422
}
1423

    
1424
static target_long expr_sum(void);
1425

    
1426
static target_long expr_unary(void)
1427
{
1428
    target_long n;
1429
    char *p;
1430
    int ret;
1431

    
1432
    switch(*pch) {
1433
    case '+':
1434
        next();
1435
        n = expr_unary();
1436
        break;
1437
    case '-':
1438
        next();
1439
        n = -expr_unary();
1440
        break;
1441
    case '~':
1442
        next();
1443
        n = ~expr_unary();
1444
        break;
1445
    case '(':
1446
        next();
1447
        n = expr_sum();
1448
        if (*pch != ')') {
1449
            expr_error("')' expected");
1450
        }
1451
        next();
1452
        break;
1453
    case '\'':
1454
        pch++;
1455
        if (*pch == '\0')
1456
            expr_error("character constant expected");
1457
        n = *pch;
1458
        pch++;
1459
        if (*pch != '\'')
1460
            expr_error("missing terminating \' character");
1461
        next();
1462
        break;
1463
    case '$':
1464
        {
1465
            char buf[128], *q;
1466
            
1467
            pch++;
1468
            q = buf;
1469
            while ((*pch >= 'a' && *pch <= 'z') ||
1470
                   (*pch >= 'A' && *pch <= 'Z') ||
1471
                   (*pch >= '0' && *pch <= '9') ||
1472
                   *pch == '_' || *pch == '.') {
1473
                if ((q - buf) < sizeof(buf) - 1)
1474
                    *q++ = *pch;
1475
                pch++;
1476
            }
1477
            while (isspace(*pch))
1478
                pch++;
1479
            *q = 0;
1480
            ret = get_monitor_def(&n, buf);
1481
            if (ret == -1)
1482
                expr_error("unknown register");
1483
            else if (ret == -2) 
1484
                expr_error("no cpu defined");
1485
        }
1486
        break;
1487
    case '\0':
1488
        expr_error("unexpected end of expression");
1489
        n = 0;
1490
        break;
1491
    default:
1492
        n = strtoul(pch, &p, 0);
1493
        if (pch == p) {
1494
            expr_error("invalid char in expression");
1495
        }
1496
        pch = p;
1497
        while (isspace(*pch))
1498
            pch++;
1499
        break;
1500
    }
1501
    return n;
1502
}
1503

    
1504

    
1505
static target_long expr_prod(void)
1506
{
1507
    target_long val, val2;
1508
    int op;
1509
    
1510
    val = expr_unary();
1511
    for(;;) {
1512
        op = *pch;
1513
        if (op != '*' && op != '/' && op != '%')
1514
            break;
1515
        next();
1516
        val2 = expr_unary();
1517
        switch(op) {
1518
        default:
1519
        case '*':
1520
            val *= val2;
1521
            break;
1522
        case '/':
1523
        case '%':
1524
            if (val2 == 0) 
1525
                expr_error("division by zero");
1526
            if (op == '/')
1527
                val /= val2;
1528
            else
1529
                val %= val2;
1530
            break;
1531
        }
1532
    }
1533
    return val;
1534
}
1535

    
1536
static target_long expr_logic(void)
1537
{
1538
    target_long val, val2;
1539
    int op;
1540

    
1541
    val = expr_prod();
1542
    for(;;) {
1543
        op = *pch;
1544
        if (op != '&' && op != '|' && op != '^')
1545
            break;
1546
        next();
1547
        val2 = expr_prod();
1548
        switch(op) {
1549
        default:
1550
        case '&':
1551
            val &= val2;
1552
            break;
1553
        case '|':
1554
            val |= val2;
1555
            break;
1556
        case '^':
1557
            val ^= val2;
1558
            break;
1559
        }
1560
    }
1561
    return val;
1562
}
1563

    
1564
static target_long expr_sum(void)
1565
{
1566
    target_long val, val2;
1567
    int op;
1568

    
1569
    val = expr_logic();
1570
    for(;;) {
1571
        op = *pch;
1572
        if (op != '+' && op != '-')
1573
            break;
1574
        next();
1575
        val2 = expr_logic();
1576
        if (op == '+')
1577
            val += val2;
1578
        else
1579
            val -= val2;
1580
    }
1581
    return val;
1582
}
1583

    
1584
static int get_expr(target_long *pval, const char **pp)
1585
{
1586
    pch = *pp;
1587
    if (setjmp(expr_env)) {
1588
        *pp = pch;
1589
        return -1;
1590
    }
1591
    while (isspace(*pch))
1592
        pch++;
1593
    *pval = expr_sum();
1594
    *pp = pch;
1595
    return 0;
1596
}
1597

    
1598
static int get_str(char *buf, int buf_size, const char **pp)
1599
{
1600
    const char *p;
1601
    char *q;
1602
    int c;
1603

    
1604
    q = buf;
1605
    p = *pp;
1606
    while (isspace(*p))
1607
        p++;
1608
    if (*p == '\0') {
1609
    fail:
1610
        *q = '\0';
1611
        *pp = p;
1612
        return -1;
1613
    }
1614
    if (*p == '\"') {
1615
        p++;
1616
        while (*p != '\0' && *p != '\"') {
1617
            if (*p == '\\') {
1618
                p++;
1619
                c = *p++;
1620
                switch(c) {
1621
                case 'n':
1622
                    c = '\n';
1623
                    break;
1624
                case 'r':
1625
                    c = '\r';
1626
                    break;
1627
                case '\\':
1628
                case '\'':
1629
                case '\"':
1630
                    break;
1631
                default:
1632
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
1633
                    goto fail;
1634
                }
1635
                if ((q - buf) < buf_size - 1) {
1636
                    *q++ = c;
1637
                }
1638
            } else {
1639
                if ((q - buf) < buf_size - 1) {
1640
                    *q++ = *p;
1641
                }
1642
                p++;
1643
            }
1644
        }
1645
        if (*p != '\"') {
1646
            qemu_printf("unterminated string\n");
1647
            goto fail;
1648
        }
1649
        p++;
1650
    } else {
1651
        while (*p != '\0' && !isspace(*p)) {
1652
            if ((q - buf) < buf_size - 1) {
1653
                *q++ = *p;
1654
            }
1655
            p++;
1656
        }
1657
    }
1658
    *q = '\0';
1659
    *pp = p;
1660
    return 0;
1661
}
1662

    
1663
static int default_fmt_format = 'x';
1664
static int default_fmt_size = 4;
1665

    
1666
#define MAX_ARGS 16
1667

    
1668
static void monitor_handle_command(const char *cmdline)
1669
{
1670
    const char *p, *pstart, *typestr;
1671
    char *q;
1672
    int c, nb_args, len, i, has_arg;
1673
    term_cmd_t *cmd;
1674
    char cmdname[256];
1675
    char buf[1024];
1676
    void *str_allocated[MAX_ARGS];
1677
    void *args[MAX_ARGS];
1678

    
1679
#ifdef DEBUG
1680
    term_printf("command='%s'\n", cmdline);
1681
#endif
1682
    
1683
    /* extract the command name */
1684
    p = cmdline;
1685
    q = cmdname;
1686
    while (isspace(*p))
1687
        p++;
1688
    if (*p == '\0')
1689
        return;
1690
    pstart = p;
1691
    while (*p != '\0' && *p != '/' && !isspace(*p))
1692
        p++;
1693
    len = p - pstart;
1694
    if (len > sizeof(cmdname) - 1)
1695
        len = sizeof(cmdname) - 1;
1696
    memcpy(cmdname, pstart, len);
1697
    cmdname[len] = '\0';
1698
    
1699
    /* find the command */
1700
    for(cmd = term_cmds; cmd->name != NULL; cmd++) {
1701
        if (compare_cmd(cmdname, cmd->name)) 
1702
            goto found;
1703
    }
1704
    term_printf("unknown command: '%s'\n", cmdname);
1705
    return;
1706
 found:
1707

    
1708
    for(i = 0; i < MAX_ARGS; i++)
1709
        str_allocated[i] = NULL;
1710
    
1711
    /* parse the parameters */
1712
    typestr = cmd->args_type;
1713
    nb_args = 0;
1714
    for(;;) {
1715
        c = *typestr;
1716
        if (c == '\0')
1717
            break;
1718
        typestr++;
1719
        switch(c) {
1720
        case 'F':
1721
        case 'B':
1722
        case 's':
1723
            {
1724
                int ret;
1725
                char *str;
1726
                
1727
                while (isspace(*p)) 
1728
                    p++;
1729
                if (*typestr == '?') {
1730
                    typestr++;
1731
                    if (*p == '\0') {
1732
                        /* no optional string: NULL argument */
1733
                        str = NULL;
1734
                        goto add_str;
1735
                    }
1736
                }
1737
                ret = get_str(buf, sizeof(buf), &p);
1738
                if (ret < 0) {
1739
                    switch(c) {
1740
                    case 'F':
1741
                        term_printf("%s: filename expected\n", cmdname);
1742
                        break;
1743
                    case 'B':
1744
                        term_printf("%s: block device name expected\n", cmdname);
1745
                        break;
1746
                    default:
1747
                        term_printf("%s: string expected\n", cmdname);
1748
                        break;
1749
                    }
1750
                    goto fail;
1751
                }
1752
                str = qemu_malloc(strlen(buf) + 1);
1753
                strcpy(str, buf);
1754
                str_allocated[nb_args] = str;
1755
            add_str:
1756
                if (nb_args >= MAX_ARGS) {
1757
                error_args:
1758
                    term_printf("%s: too many arguments\n", cmdname);
1759
                    goto fail;
1760
                }
1761
                args[nb_args++] = str;
1762
            }
1763
            break;
1764
        case '/':
1765
            {
1766
                int count, format, size;
1767
                
1768
                while (isspace(*p))
1769
                    p++;
1770
                if (*p == '/') {
1771
                    /* format found */
1772
                    p++;
1773
                    count = 1;
1774
                    if (isdigit(*p)) {
1775
                        count = 0;
1776
                        while (isdigit(*p)) {
1777
                            count = count * 10 + (*p - '0');
1778
                            p++;
1779
                        }
1780
                    }
1781
                    size = -1;
1782
                    format = -1;
1783
                    for(;;) {
1784
                        switch(*p) {
1785
                        case 'o':
1786
                        case 'd':
1787
                        case 'u':
1788
                        case 'x':
1789
                        case 'i':
1790
                        case 'c':
1791
                            format = *p++;
1792
                            break;
1793
                        case 'b':
1794
                            size = 1;
1795
                            p++;
1796
                            break;
1797
                        case 'h':
1798
                            size = 2;
1799
                            p++;
1800
                            break;
1801
                        case 'w':
1802
                            size = 4;
1803
                            p++;
1804
                            break;
1805
                        case 'g':
1806
                        case 'L':
1807
                            size = 8;
1808
                            p++;
1809
                            break;
1810
                        default:
1811
                            goto next;
1812
                        }
1813
                    }
1814
                next:
1815
                    if (*p != '\0' && !isspace(*p)) {
1816
                        term_printf("invalid char in format: '%c'\n", *p);
1817
                        goto fail;
1818
                    }
1819
                    if (format < 0)
1820
                        format = default_fmt_format;
1821
                    if (format != 'i') {
1822
                        /* for 'i', not specifying a size gives -1 as size */
1823
                        if (size < 0)
1824
                            size = default_fmt_size;
1825
                    }
1826
                    default_fmt_size = size;
1827
                    default_fmt_format = format;
1828
                } else {
1829
                    count = 1;
1830
                    format = default_fmt_format;
1831
                    if (format != 'i') {
1832
                        size = default_fmt_size;
1833
                    } else {
1834
                        size = -1;
1835
                    }
1836
                }
1837
                if (nb_args + 3 > MAX_ARGS)
1838
                    goto error_args;
1839
                args[nb_args++] = (void*)count;
1840
                args[nb_args++] = (void*)format;
1841
                args[nb_args++] = (void*)size;
1842
            }
1843
            break;
1844
        case 'i':
1845
        case 'l':
1846
            {
1847
                target_long val;
1848
                while (isspace(*p)) 
1849
                    p++;
1850
                if (*typestr == '?' || *typestr == '.') {
1851
                    typestr++;
1852
                    if (*typestr == '?') {
1853
                        if (*p == '\0')
1854
                            has_arg = 0;
1855
                        else
1856
                            has_arg = 1;
1857
                    } else {
1858
                        if (*p == '.') {
1859
                            p++;
1860
                            while (isspace(*p)) 
1861
                                p++;
1862
                            has_arg = 1;
1863
                        } else {
1864
                            has_arg = 0;
1865
                        }
1866
                    }
1867
                    if (nb_args >= MAX_ARGS)
1868
                        goto error_args;
1869
                    args[nb_args++] = (void *)has_arg;
1870
                    if (!has_arg) {
1871
                        if (nb_args >= MAX_ARGS)
1872
                            goto error_args;
1873
                        val = -1;
1874
                        goto add_num;
1875
                    }
1876
                }
1877
                if (get_expr(&val, &p))
1878
                    goto fail;
1879
            add_num:
1880
                if (c == 'i') {
1881
                    if (nb_args >= MAX_ARGS)
1882
                        goto error_args;
1883
                    args[nb_args++] = (void *)(int)val;
1884
                } else {
1885
                    if ((nb_args + 1) >= MAX_ARGS)
1886
                        goto error_args;
1887
#if TARGET_LONG_BITS == 64
1888
                    args[nb_args++] = (void *)(int)((val >> 32) & 0xffffffff);
1889
#else
1890
                    args[nb_args++] = (void *)0;
1891
#endif
1892
                    args[nb_args++] = (void *)(int)(val & 0xffffffff);
1893
                }
1894
            }
1895
            break;
1896
        case '-':
1897
            {
1898
                int has_option;
1899
                /* option */
1900
                
1901
                c = *typestr++;
1902
                if (c == '\0')
1903
                    goto bad_type;
1904
                while (isspace(*p)) 
1905
                    p++;
1906
                has_option = 0;
1907
                if (*p == '-') {
1908
                    p++;
1909
                    if (*p != c) {
1910
                        term_printf("%s: unsupported option -%c\n", 
1911
                                    cmdname, *p);
1912
                        goto fail;
1913
                    }
1914
                    p++;
1915
                    has_option = 1;
1916
                }
1917
                if (nb_args >= MAX_ARGS)
1918
                    goto error_args;
1919
                args[nb_args++] = (void *)has_option;
1920
            }
1921
            break;
1922
        default:
1923
        bad_type:
1924
            term_printf("%s: unknown type '%c'\n", cmdname, c);
1925
            goto fail;
1926
        }
1927
    }
1928
    /* check that all arguments were parsed */
1929
    while (isspace(*p))
1930
        p++;
1931
    if (*p != '\0') {
1932
        term_printf("%s: extraneous characters at the end of line\n", 
1933
                    cmdname);
1934
        goto fail;
1935
    }
1936

    
1937
    switch(nb_args) {
1938
    case 0:
1939
        cmd->handler();
1940
        break;
1941
    case 1:
1942
        cmd->handler(args[0]);
1943
        break;
1944
    case 2:
1945
        cmd->handler(args[0], args[1]);
1946
        break;
1947
    case 3:
1948
        cmd->handler(args[0], args[1], args[2]);
1949
        break;
1950
    case 4:
1951
        cmd->handler(args[0], args[1], args[2], args[3]);
1952
        break;
1953
    case 5:
1954
        cmd->handler(args[0], args[1], args[2], args[3], args[4]);
1955
        break;
1956
    case 6:
1957
        cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5]);
1958
        break;
1959
    default:
1960
        term_printf("unsupported number of arguments: %d\n", nb_args);
1961
        goto fail;
1962
    }
1963
 fail:
1964
    for(i = 0; i < MAX_ARGS; i++)
1965
        qemu_free(str_allocated[i]);
1966
    return;
1967
}
1968

    
1969
static void cmd_completion(const char *name, const char *list)
1970
{
1971
    const char *p, *pstart;
1972
    char cmd[128];
1973
    int len;
1974

    
1975
    p = list;
1976
    for(;;) {
1977
        pstart = p;
1978
        p = strchr(p, '|');
1979
        if (!p)
1980
            p = pstart + strlen(pstart);
1981
        len = p - pstart;
1982
        if (len > sizeof(cmd) - 2)
1983
            len = sizeof(cmd) - 2;
1984
        memcpy(cmd, pstart, len);
1985
        cmd[len] = '\0';
1986
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
1987
            add_completion(cmd);
1988
        }
1989
        if (*p == '\0')
1990
            break;
1991
        p++;
1992
    }
1993
}
1994

    
1995
static void file_completion(const char *input)
1996
{
1997
    DIR *ffs;
1998
    struct dirent *d;
1999
    char path[1024];
2000
    char file[1024], file_prefix[1024];
2001
    int input_path_len;
2002
    const char *p;
2003

    
2004
    p = strrchr(input, '/'); 
2005
    if (!p) {
2006
        input_path_len = 0;
2007
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2008
        strcpy(path, ".");
2009
    } else {
2010
        input_path_len = p - input + 1;
2011
        memcpy(path, input, input_path_len);
2012
        if (input_path_len > sizeof(path) - 1)
2013
            input_path_len = sizeof(path) - 1;
2014
        path[input_path_len] = '\0';
2015
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2016
    }
2017
#ifdef DEBUG_COMPLETION
2018
    term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2019
#endif
2020
    ffs = opendir(path);
2021
    if (!ffs)
2022
        return;
2023
    for(;;) {
2024
        struct stat sb;
2025
        d = readdir(ffs);
2026
        if (!d)
2027
            break;
2028
        if (strstart(d->d_name, file_prefix, NULL)) {
2029
            memcpy(file, input, input_path_len);
2030
            strcpy(file + input_path_len, d->d_name);
2031
            /* stat the file to find out if it's a directory.
2032
             * In that case add a slash to speed up typing long paths
2033
             */
2034
            stat(file, &sb);
2035
            if(S_ISDIR(sb.st_mode))
2036
                strcat(file, "/");
2037
            add_completion(file);
2038
        }
2039
    }
2040
    closedir(ffs);
2041
}
2042

    
2043
static void block_completion_it(void *opaque, const char *name)
2044
{
2045
    const char *input = opaque;
2046

    
2047
    if (input[0] == '\0' ||
2048
        !strncmp(name, (char *)input, strlen(input))) {
2049
        add_completion(name);
2050
    }
2051
}
2052

    
2053
/* NOTE: this parser is an approximate form of the real command parser */
2054
static void parse_cmdline(const char *cmdline,
2055
                         int *pnb_args, char **args)
2056
{
2057
    const char *p;
2058
    int nb_args, ret;
2059
    char buf[1024];
2060

    
2061
    p = cmdline;
2062
    nb_args = 0;
2063
    for(;;) {
2064
        while (isspace(*p))
2065
            p++;
2066
        if (*p == '\0')
2067
            break;
2068
        if (nb_args >= MAX_ARGS)
2069
            break;
2070
        ret = get_str(buf, sizeof(buf), &p);
2071
        args[nb_args] = qemu_strdup(buf);
2072
        nb_args++;
2073
        if (ret < 0)
2074
            break;
2075
    }
2076
    *pnb_args = nb_args;
2077
}
2078

    
2079
void readline_find_completion(const char *cmdline)
2080
{
2081
    const char *cmdname;
2082
    char *args[MAX_ARGS];
2083
    int nb_args, i, len;
2084
    const char *ptype, *str;
2085
    term_cmd_t *cmd;
2086

    
2087
    parse_cmdline(cmdline, &nb_args, args);
2088
#ifdef DEBUG_COMPLETION
2089
    for(i = 0; i < nb_args; i++) {
2090
        term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2091
    }
2092
#endif
2093

    
2094
    /* if the line ends with a space, it means we want to complete the
2095
       next arg */
2096
    len = strlen(cmdline);
2097
    if (len > 0 && isspace(cmdline[len - 1])) {
2098
        if (nb_args >= MAX_ARGS)
2099
            return;
2100
        args[nb_args++] = qemu_strdup("");
2101
    }
2102
    if (nb_args <= 1) {
2103
        /* command completion */
2104
        if (nb_args == 0)
2105
            cmdname = "";
2106
        else
2107
            cmdname = args[0];
2108
        completion_index = strlen(cmdname);
2109
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2110
            cmd_completion(cmdname, cmd->name);
2111
        }
2112
    } else {
2113
        /* find the command */
2114
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2115
            if (compare_cmd(args[0], cmd->name))
2116
                goto found;
2117
        }
2118
        return;
2119
    found:
2120
        ptype = cmd->args_type;
2121
        for(i = 0; i < nb_args - 2; i++) {
2122
            if (*ptype != '\0') {
2123
                ptype++;
2124
                while (*ptype == '?')
2125
                    ptype++;
2126
            }
2127
        }
2128
        str = args[nb_args - 1];
2129
        switch(*ptype) {
2130
        case 'F':
2131
            /* file completion */
2132
            completion_index = strlen(str);
2133
            file_completion(str);
2134
            break;
2135
        case 'B':
2136
            /* block device name completion */
2137
            completion_index = strlen(str);
2138
            bdrv_iterate(block_completion_it, (void *)str);
2139
            break;
2140
        case 's':
2141
            /* XXX: more generic ? */
2142
            if (!strcmp(cmd->name, "info")) {
2143
                completion_index = strlen(str);
2144
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2145
                    cmd_completion(str, cmd->name);
2146
                }
2147
            }
2148
            break;
2149
        default:
2150
            break;
2151
        }
2152
    }
2153
    for(i = 0; i < nb_args; i++)
2154
        qemu_free(args[i]);
2155
}
2156

    
2157
static int term_can_read(void *opaque)
2158
{
2159
    return 128;
2160
}
2161

    
2162
static void term_read(void *opaque, const uint8_t *buf, int size)
2163
{
2164
    int i;
2165
    for(i = 0; i < size; i++)
2166
        readline_handle_byte(buf[i]);
2167
}
2168

    
2169
static void monitor_start_input(void);
2170

    
2171
static void monitor_handle_command1(void *opaque, const char *cmdline)
2172
{
2173
    monitor_handle_command(cmdline);
2174
    monitor_start_input();
2175
}
2176

    
2177
static void monitor_start_input(void)
2178
{
2179
    readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2180
}
2181

    
2182
void monitor_init(CharDriverState *hd, int show_banner)
2183
{
2184
    monitor_hd = hd;
2185
    if (show_banner) {
2186
        term_printf("QEMU %s monitor - type 'help' for more information\n",
2187
                    QEMU_VERSION);
2188
    }
2189
    qemu_chr_add_read_handler(hd, term_can_read, term_read, NULL);
2190
    monitor_start_input();
2191
}
2192

    
2193
/* XXX: use threads ? */
2194
/* modal monitor readline */
2195
static int monitor_readline_started;
2196
static char *monitor_readline_buf;
2197
static int monitor_readline_buf_size;
2198

    
2199
static void monitor_readline_cb(void *opaque, const char *input)
2200
{
2201
    pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2202
    monitor_readline_started = 0;
2203
}
2204

    
2205
void monitor_readline(const char *prompt, int is_password,
2206
                      char *buf, int buf_size)
2207
{
2208
    if (is_password) {
2209
        qemu_chr_send_event(monitor_hd, CHR_EVENT_FOCUS);
2210
    }
2211
    readline_start(prompt, is_password, monitor_readline_cb, NULL);
2212
    monitor_readline_buf = buf;
2213
    monitor_readline_buf_size = buf_size;
2214
    monitor_readline_started = 1;
2215
    while (monitor_readline_started) {
2216
        main_loop_wait(10);
2217
    }
2218
}