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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 "hw/hw.h"
25
#include "hw/usb.h"
26
#include "hw/pcmcia.h"
27
#include "hw/pc.h"
28
#include "hw/pci.h"
29
#include "gdbstub.h"
30
#include "net.h"
31
#include "qemu-char.h"
32
#include "sysemu.h"
33
#include "console.h"
34
#include "block.h"
35
#include "audio/audio.h"
36
#include "disas.h"
37
#include "balloon.h"
38
#include <dirent.h>
39
#include "qemu-timer.h"
40
#include "migration.h"
41
#include "kvm.h"
42

    
43
//#define DEBUG
44
//#define DEBUG_COMPLETION
45

    
46
/*
47
 * Supported types:
48
 *
49
 * 'F'          filename
50
 * 'B'          block device name
51
 * 's'          string (accept optional quote)
52
 * 'i'          32 bit integer
53
 * 'l'          target long (32 or 64 bit)
54
 * '/'          optional gdb-like print format (like "/10x")
55
 *
56
 * '?'          optional type (for 'F', 's' and 'i')
57
 *
58
 */
59

    
60
typedef struct term_cmd_t {
61
    const char *name;
62
    const char *args_type;
63
    void *handler;
64
    const char *params;
65
    const char *help;
66
} term_cmd_t;
67

    
68
#define MAX_MON 4
69
static CharDriverState *monitor_hd[MAX_MON];
70
static int hide_banner;
71

    
72
static const term_cmd_t term_cmds[];
73
static const term_cmd_t info_cmds[];
74

    
75
static uint8_t term_outbuf[1024];
76
static int term_outbuf_index;
77

    
78
static void monitor_start_input(void);
79

    
80
static CPUState *mon_cpu = NULL;
81

    
82
void term_flush(void)
83
{
84
    int i;
85
    if (term_outbuf_index > 0) {
86
        for (i = 0; i < MAX_MON; i++)
87
            if (monitor_hd[i] && monitor_hd[i]->focus == 0)
88
                qemu_chr_write(monitor_hd[i], term_outbuf, term_outbuf_index);
89
        term_outbuf_index = 0;
90
    }
91
}
92

    
93
/* flush at every end of line or if the buffer is full */
94
void term_puts(const char *str)
95
{
96
    char c;
97
    for(;;) {
98
        c = *str++;
99
        if (c == '\0')
100
            break;
101
        if (c == '\n')
102
            term_outbuf[term_outbuf_index++] = '\r';
103
        term_outbuf[term_outbuf_index++] = c;
104
        if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
105
            c == '\n')
106
            term_flush();
107
    }
108
}
109

    
110
void term_vprintf(const char *fmt, va_list ap)
111
{
112
    char buf[4096];
113
    vsnprintf(buf, sizeof(buf), fmt, ap);
114
    term_puts(buf);
115
}
116

    
117
void term_printf(const char *fmt, ...)
118
{
119
    va_list ap;
120
    va_start(ap, fmt);
121
    term_vprintf(fmt, ap);
122
    va_end(ap);
123
}
124

    
125
void term_print_filename(const char *filename)
126
{
127
    int i;
128

    
129
    for (i = 0; filename[i]; i++) {
130
        switch (filename[i]) {
131
        case ' ':
132
        case '"':
133
        case '\\':
134
            term_printf("\\%c", filename[i]);
135
            break;
136
        case '\t':
137
            term_printf("\\t");
138
            break;
139
        case '\r':
140
            term_printf("\\r");
141
            break;
142
        case '\n':
143
            term_printf("\\n");
144
            break;
145
        default:
146
            term_printf("%c", filename[i]);
147
            break;
148
        }
149
    }
150
}
151

    
152
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
153
{
154
    va_list ap;
155
    va_start(ap, fmt);
156
    term_vprintf(fmt, ap);
157
    va_end(ap);
158
    return 0;
159
}
160

    
161
static int compare_cmd(const char *name, const char *list)
162
{
163
    const char *p, *pstart;
164
    int len;
165
    len = strlen(name);
166
    p = list;
167
    for(;;) {
168
        pstart = p;
169
        p = strchr(p, '|');
170
        if (!p)
171
            p = pstart + strlen(pstart);
172
        if ((p - pstart) == len && !memcmp(pstart, name, len))
173
            return 1;
174
        if (*p == '\0')
175
            break;
176
        p++;
177
    }
178
    return 0;
179
}
180

    
181
static void help_cmd1(const term_cmd_t *cmds, const char *prefix, const char *name)
182
{
183
    const term_cmd_t *cmd;
184

    
185
    for(cmd = cmds; cmd->name != NULL; cmd++) {
186
        if (!name || !strcmp(name, cmd->name))
187
            term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
188
    }
189
}
190

    
191
static void help_cmd(const char *name)
192
{
193
    if (name && !strcmp(name, "info")) {
194
        help_cmd1(info_cmds, "info ", NULL);
195
    } else {
196
        help_cmd1(term_cmds, "", name);
197
        if (name && !strcmp(name, "log")) {
198
            const CPULogItem *item;
199
            term_printf("Log items (comma separated):\n");
200
            term_printf("%-10s %s\n", "none", "remove all logs");
201
            for(item = cpu_log_items; item->mask != 0; item++) {
202
                term_printf("%-10s %s\n", item->name, item->help);
203
            }
204
        }
205
    }
206
}
207

    
208
static void do_help(const char *name)
209
{
210
    help_cmd(name);
211
}
212

    
213
static void do_commit(const char *device)
214
{
215
    int i, all_devices;
216

    
217
    all_devices = !strcmp(device, "all");
218
    for (i = 0; i < nb_drives; i++) {
219
            if (all_devices ||
220
                !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
221
                bdrv_commit(drives_table[i].bdrv);
222
    }
223
}
224

    
225
static void do_info(const char *item)
226
{
227
    const term_cmd_t *cmd;
228
    void (*handler)(void);
229

    
230
    if (!item)
231
        goto help;
232
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
233
        if (compare_cmd(item, cmd->name))
234
            goto found;
235
    }
236
 help:
237
    help_cmd("info");
238
    return;
239
 found:
240
    handler = cmd->handler;
241
    handler();
242
}
243

    
244
static void do_info_version(void)
245
{
246
  term_printf("%s\n", QEMU_VERSION);
247
}
248

    
249
static void do_info_name(void)
250
{
251
    if (qemu_name)
252
        term_printf("%s\n", qemu_name);
253
}
254

    
255
static void do_info_uuid(void)
256
{
257
    term_printf(UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1], qemu_uuid[2],
258
            qemu_uuid[3], qemu_uuid[4], qemu_uuid[5], qemu_uuid[6],
259
            qemu_uuid[7], qemu_uuid[8], qemu_uuid[9], qemu_uuid[10],
260
            qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], qemu_uuid[14],
261
            qemu_uuid[15]);
262
}
263

    
264
static void do_info_block(void)
265
{
266
    bdrv_info();
267
}
268

    
269
static void do_info_blockstats(void)
270
{
271
    bdrv_info_stats();
272
}
273

    
274
/* get the current CPU defined by the user */
275
static int mon_set_cpu(int cpu_index)
276
{
277
    CPUState *env;
278

    
279
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
280
        if (env->cpu_index == cpu_index) {
281
            mon_cpu = env;
282
            return 0;
283
        }
284
    }
285
    return -1;
286
}
287

    
288
static CPUState *mon_get_cpu(void)
289
{
290
    if (!mon_cpu) {
291
        mon_set_cpu(0);
292
    }
293
    return mon_cpu;
294
}
295

    
296
static void do_info_registers(void)
297
{
298
    CPUState *env;
299
    env = mon_get_cpu();
300
    if (!env)
301
        return;
302
#ifdef TARGET_I386
303
    cpu_dump_state(env, NULL, monitor_fprintf,
304
                   X86_DUMP_FPU);
305
#else
306
    cpu_dump_state(env, NULL, monitor_fprintf,
307
                   0);
308
#endif
309
}
310

    
311
static void do_info_cpus(void)
312
{
313
    CPUState *env;
314

    
315
    /* just to set the default cpu if not already done */
316
    mon_get_cpu();
317

    
318
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
319
        term_printf("%c CPU #%d:",
320
                    (env == mon_cpu) ? '*' : ' ',
321
                    env->cpu_index);
322
#if defined(TARGET_I386)
323
        term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
324
#elif defined(TARGET_PPC)
325
        term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
326
#elif defined(TARGET_SPARC)
327
        term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
328
#elif defined(TARGET_MIPS)
329
        term_printf(" PC=0x" TARGET_FMT_lx, env->active_tc.PC);
330
#endif
331
        if (env->halted)
332
            term_printf(" (halted)");
333
        term_printf("\n");
334
    }
335
}
336

    
337
static void do_cpu_set(int index)
338
{
339
    if (mon_set_cpu(index) < 0)
340
        term_printf("Invalid CPU index\n");
341
}
342

    
343
static void do_info_jit(void)
344
{
345
    dump_exec_info(NULL, monitor_fprintf);
346
}
347

    
348
static void do_info_history (void)
349
{
350
    int i;
351
    const char *str;
352

    
353
    i = 0;
354
    for(;;) {
355
        str = readline_get_history(i);
356
        if (!str)
357
            break;
358
        term_printf("%d: '%s'\n", i, str);
359
        i++;
360
    }
361
}
362

    
363
#if defined(TARGET_PPC)
364
/* XXX: not implemented in other targets */
365
static void do_info_cpu_stats (void)
366
{
367
    CPUState *env;
368

    
369
    env = mon_get_cpu();
370
    cpu_dump_statistics(env, NULL, &monitor_fprintf, 0);
371
}
372
#endif
373

    
374
static void do_quit(void)
375
{
376
    exit(0);
377
}
378

    
379
static int eject_device(BlockDriverState *bs, int force)
380
{
381
    if (bdrv_is_inserted(bs)) {
382
        if (!force) {
383
            if (!bdrv_is_removable(bs)) {
384
                term_printf("device is not removable\n");
385
                return -1;
386
            }
387
            if (bdrv_is_locked(bs)) {
388
                term_printf("device is locked\n");
389
                return -1;
390
            }
391
        }
392
        bdrv_close(bs);
393
    }
394
    return 0;
395
}
396

    
397
static void do_eject(int force, const char *filename)
398
{
399
    BlockDriverState *bs;
400

    
401
    bs = bdrv_find(filename);
402
    if (!bs) {
403
        term_printf("device not found\n");
404
        return;
405
    }
406
    eject_device(bs, force);
407
}
408

    
409
static void do_change_block(const char *device, const char *filename, const char *fmt)
410
{
411
    BlockDriverState *bs;
412
    BlockDriver *drv = NULL;
413

    
414
    bs = bdrv_find(device);
415
    if (!bs) {
416
        term_printf("device not found\n");
417
        return;
418
    }
419
    if (fmt) {
420
        drv = bdrv_find_format(fmt);
421
        if (!drv) {
422
            term_printf("invalid format %s\n", fmt);
423
            return;
424
        }
425
    }
426
    if (eject_device(bs, 0) < 0)
427
        return;
428
    bdrv_open2(bs, filename, 0, drv);
429
    qemu_key_check(bs, filename);
430
}
431

    
432
static void do_change_vnc(const char *target, const char *arg)
433
{
434
    if (strcmp(target, "passwd") == 0 ||
435
        strcmp(target, "password") == 0) {
436
        char password[9];
437
        if (arg) {
438
            strncpy(password, arg, sizeof(password));
439
            password[sizeof(password) - 1] = '\0';
440
        } else
441
            monitor_readline("Password: ", 1, password, sizeof(password));
442
        if (vnc_display_password(NULL, password) < 0)
443
            term_printf("could not set VNC server password\n");
444
    } else {
445
        if (vnc_display_open(NULL, target) < 0)
446
            term_printf("could not start VNC server on %s\n", target);
447
    }
448
}
449

    
450
static void do_change(const char *device, const char *target, const char *arg)
451
{
452
    if (strcmp(device, "vnc") == 0) {
453
        do_change_vnc(target, arg);
454
    } else {
455
        do_change_block(device, target, arg);
456
    }
457
}
458

    
459
static void do_screen_dump(const char *filename)
460
{
461
    vga_hw_screen_dump(filename);
462
}
463

    
464
static void do_logfile(const char *filename)
465
{
466
    cpu_set_log_filename(filename);
467
}
468

    
469
static void do_log(const char *items)
470
{
471
    int mask;
472

    
473
    if (!strcmp(items, "none")) {
474
        mask = 0;
475
    } else {
476
        mask = cpu_str_to_log_mask(items);
477
        if (!mask) {
478
            help_cmd("log");
479
            return;
480
        }
481
    }
482
    cpu_set_log(mask);
483
}
484

    
485
static void do_stop(void)
486
{
487
    vm_stop(EXCP_INTERRUPT);
488
}
489

    
490
static void do_cont(void)
491
{
492
    vm_start();
493
}
494

    
495
#ifdef CONFIG_GDBSTUB
496
static void do_gdbserver(const char *port)
497
{
498
    if (!port)
499
        port = DEFAULT_GDBSTUB_PORT;
500
    if (gdbserver_start(port) < 0) {
501
        qemu_printf("Could not open gdbserver socket on port '%s'\n", port);
502
    } else {
503
        qemu_printf("Waiting gdb connection on port '%s'\n", port);
504
    }
505
}
506
#endif
507

    
508
static void term_printc(int c)
509
{
510
    term_printf("'");
511
    switch(c) {
512
    case '\'':
513
        term_printf("\\'");
514
        break;
515
    case '\\':
516
        term_printf("\\\\");
517
        break;
518
    case '\n':
519
        term_printf("\\n");
520
        break;
521
    case '\r':
522
        term_printf("\\r");
523
        break;
524
    default:
525
        if (c >= 32 && c <= 126) {
526
            term_printf("%c", c);
527
        } else {
528
            term_printf("\\x%02x", c);
529
        }
530
        break;
531
    }
532
    term_printf("'");
533
}
534

    
535
static void memory_dump(int count, int format, int wsize,
536
                        target_phys_addr_t addr, int is_physical)
537
{
538
    CPUState *env;
539
    int nb_per_line, l, line_size, i, max_digits, len;
540
    uint8_t buf[16];
541
    uint64_t v;
542

    
543
    if (format == 'i') {
544
        int flags;
545
        flags = 0;
546
        env = mon_get_cpu();
547
        if (!env && !is_physical)
548
            return;
549
#ifdef TARGET_I386
550
        if (wsize == 2) {
551
            flags = 1;
552
        } else if (wsize == 4) {
553
            flags = 0;
554
        } else {
555
            /* as default we use the current CS size */
556
            flags = 0;
557
            if (env) {
558
#ifdef TARGET_X86_64
559
                if ((env->efer & MSR_EFER_LMA) &&
560
                    (env->segs[R_CS].flags & DESC_L_MASK))
561
                    flags = 2;
562
                else
563
#endif
564
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
565
                    flags = 1;
566
            }
567
        }
568
#endif
569
        monitor_disas(env, addr, count, is_physical, flags);
570
        return;
571
    }
572

    
573
    len = wsize * count;
574
    if (wsize == 1)
575
        line_size = 8;
576
    else
577
        line_size = 16;
578
    nb_per_line = line_size / wsize;
579
    max_digits = 0;
580

    
581
    switch(format) {
582
    case 'o':
583
        max_digits = (wsize * 8 + 2) / 3;
584
        break;
585
    default:
586
    case 'x':
587
        max_digits = (wsize * 8) / 4;
588
        break;
589
    case 'u':
590
    case 'd':
591
        max_digits = (wsize * 8 * 10 + 32) / 33;
592
        break;
593
    case 'c':
594
        wsize = 1;
595
        break;
596
    }
597

    
598
    while (len > 0) {
599
        if (is_physical)
600
            term_printf(TARGET_FMT_plx ":", addr);
601
        else
602
            term_printf(TARGET_FMT_lx ":", (target_ulong)addr);
603
        l = len;
604
        if (l > line_size)
605
            l = line_size;
606
        if (is_physical) {
607
            cpu_physical_memory_rw(addr, buf, l, 0);
608
        } else {
609
            env = mon_get_cpu();
610
            if (!env)
611
                break;
612
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
613
                term_printf(" Cannot access memory\n");
614
                break;
615
            }
616
        }
617
        i = 0;
618
        while (i < l) {
619
            switch(wsize) {
620
            default:
621
            case 1:
622
                v = ldub_raw(buf + i);
623
                break;
624
            case 2:
625
                v = lduw_raw(buf + i);
626
                break;
627
            case 4:
628
                v = (uint32_t)ldl_raw(buf + i);
629
                break;
630
            case 8:
631
                v = ldq_raw(buf + i);
632
                break;
633
            }
634
            term_printf(" ");
635
            switch(format) {
636
            case 'o':
637
                term_printf("%#*" PRIo64, max_digits, v);
638
                break;
639
            case 'x':
640
                term_printf("0x%0*" PRIx64, max_digits, v);
641
                break;
642
            case 'u':
643
                term_printf("%*" PRIu64, max_digits, v);
644
                break;
645
            case 'd':
646
                term_printf("%*" PRId64, max_digits, v);
647
                break;
648
            case 'c':
649
                term_printc(v);
650
                break;
651
            }
652
            i += wsize;
653
        }
654
        term_printf("\n");
655
        addr += l;
656
        len -= l;
657
    }
658
}
659

    
660
#if TARGET_LONG_BITS == 64
661
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
662
#else
663
#define GET_TLONG(h, l) (l)
664
#endif
665

    
666
static void do_memory_dump(int count, int format, int size,
667
                           uint32_t addrh, uint32_t addrl)
668
{
669
    target_long addr = GET_TLONG(addrh, addrl);
670
    memory_dump(count, format, size, addr, 0);
671
}
672

    
673
#if TARGET_PHYS_ADDR_BITS > 32
674
#define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
675
#else
676
#define GET_TPHYSADDR(h, l) (l)
677
#endif
678

    
679
static void do_physical_memory_dump(int count, int format, int size,
680
                                    uint32_t addrh, uint32_t addrl)
681

    
682
{
683
    target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
684
    memory_dump(count, format, size, addr, 1);
685
}
686

    
687
static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
688
{
689
    target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
690
#if TARGET_PHYS_ADDR_BITS == 32
691
    switch(format) {
692
    case 'o':
693
        term_printf("%#o", val);
694
        break;
695
    case 'x':
696
        term_printf("%#x", val);
697
        break;
698
    case 'u':
699
        term_printf("%u", val);
700
        break;
701
    default:
702
    case 'd':
703
        term_printf("%d", val);
704
        break;
705
    case 'c':
706
        term_printc(val);
707
        break;
708
    }
709
#else
710
    switch(format) {
711
    case 'o':
712
        term_printf("%#" PRIo64, val);
713
        break;
714
    case 'x':
715
        term_printf("%#" PRIx64, val);
716
        break;
717
    case 'u':
718
        term_printf("%" PRIu64, val);
719
        break;
720
    default:
721
    case 'd':
722
        term_printf("%" PRId64, val);
723
        break;
724
    case 'c':
725
        term_printc(val);
726
        break;
727
    }
728
#endif
729
    term_printf("\n");
730
}
731

    
732
static void do_memory_save(unsigned int valh, unsigned int vall,
733
                           uint32_t size, const char *filename)
734
{
735
    FILE *f;
736
    target_long addr = GET_TLONG(valh, vall);
737
    uint32_t l;
738
    CPUState *env;
739
    uint8_t buf[1024];
740

    
741
    env = mon_get_cpu();
742
    if (!env)
743
        return;
744

    
745
    f = fopen(filename, "wb");
746
    if (!f) {
747
        term_printf("could not open '%s'\n", filename);
748
        return;
749
    }
750
    while (size != 0) {
751
        l = sizeof(buf);
752
        if (l > size)
753
            l = size;
754
        cpu_memory_rw_debug(env, addr, buf, l, 0);
755
        fwrite(buf, 1, l, f);
756
        addr += l;
757
        size -= l;
758
    }
759
    fclose(f);
760
}
761

    
762
static void do_physical_memory_save(unsigned int valh, unsigned int vall,
763
                                    uint32_t size, const char *filename)
764
{
765
    FILE *f;
766
    uint32_t l;
767
    uint8_t buf[1024];
768
    target_phys_addr_t addr = GET_TPHYSADDR(valh, vall); 
769

    
770
    f = fopen(filename, "wb");
771
    if (!f) {
772
        term_printf("could not open '%s'\n", filename);
773
        return;
774
    }
775
    while (size != 0) {
776
        l = sizeof(buf);
777
        if (l > size)
778
            l = size;
779
        cpu_physical_memory_rw(addr, buf, l, 0);
780
        fwrite(buf, 1, l, f);
781
        fflush(f);
782
        addr += l;
783
        size -= l;
784
    }
785
    fclose(f);
786
}
787

    
788
static void do_sum(uint32_t start, uint32_t size)
789
{
790
    uint32_t addr;
791
    uint8_t buf[1];
792
    uint16_t sum;
793

    
794
    sum = 0;
795
    for(addr = start; addr < (start + size); addr++) {
796
        cpu_physical_memory_rw(addr, buf, 1, 0);
797
        /* BSD sum algorithm ('sum' Unix command) */
798
        sum = (sum >> 1) | (sum << 15);
799
        sum += buf[0];
800
    }
801
    term_printf("%05d\n", sum);
802
}
803

    
804
typedef struct {
805
    int keycode;
806
    const char *name;
807
} KeyDef;
808

    
809
static const KeyDef key_defs[] = {
810
    { 0x2a, "shift" },
811
    { 0x36, "shift_r" },
812

    
813
    { 0x38, "alt" },
814
    { 0xb8, "alt_r" },
815
    { 0x64, "altgr" },
816
    { 0xe4, "altgr_r" },
817
    { 0x1d, "ctrl" },
818
    { 0x9d, "ctrl_r" },
819

    
820
    { 0xdd, "menu" },
821

    
822
    { 0x01, "esc" },
823

    
824
    { 0x02, "1" },
825
    { 0x03, "2" },
826
    { 0x04, "3" },
827
    { 0x05, "4" },
828
    { 0x06, "5" },
829
    { 0x07, "6" },
830
    { 0x08, "7" },
831
    { 0x09, "8" },
832
    { 0x0a, "9" },
833
    { 0x0b, "0" },
834
    { 0x0c, "minus" },
835
    { 0x0d, "equal" },
836
    { 0x0e, "backspace" },
837

    
838
    { 0x0f, "tab" },
839
    { 0x10, "q" },
840
    { 0x11, "w" },
841
    { 0x12, "e" },
842
    { 0x13, "r" },
843
    { 0x14, "t" },
844
    { 0x15, "y" },
845
    { 0x16, "u" },
846
    { 0x17, "i" },
847
    { 0x18, "o" },
848
    { 0x19, "p" },
849

    
850
    { 0x1c, "ret" },
851

    
852
    { 0x1e, "a" },
853
    { 0x1f, "s" },
854
    { 0x20, "d" },
855
    { 0x21, "f" },
856
    { 0x22, "g" },
857
    { 0x23, "h" },
858
    { 0x24, "j" },
859
    { 0x25, "k" },
860
    { 0x26, "l" },
861

    
862
    { 0x2c, "z" },
863
    { 0x2d, "x" },
864
    { 0x2e, "c" },
865
    { 0x2f, "v" },
866
    { 0x30, "b" },
867
    { 0x31, "n" },
868
    { 0x32, "m" },
869
    { 0x33, "comma" },
870
    { 0x34, "dot" },
871
    { 0x35, "slash" },
872

    
873
    { 0x37, "asterisk" },
874

    
875
    { 0x39, "spc" },
876
    { 0x3a, "caps_lock" },
877
    { 0x3b, "f1" },
878
    { 0x3c, "f2" },
879
    { 0x3d, "f3" },
880
    { 0x3e, "f4" },
881
    { 0x3f, "f5" },
882
    { 0x40, "f6" },
883
    { 0x41, "f7" },
884
    { 0x42, "f8" },
885
    { 0x43, "f9" },
886
    { 0x44, "f10" },
887
    { 0x45, "num_lock" },
888
    { 0x46, "scroll_lock" },
889

    
890
    { 0xb5, "kp_divide" },
891
    { 0x37, "kp_multiply" },
892
    { 0x4a, "kp_subtract" },
893
    { 0x4e, "kp_add" },
894
    { 0x9c, "kp_enter" },
895
    { 0x53, "kp_decimal" },
896
    { 0x54, "sysrq" },
897

    
898
    { 0x52, "kp_0" },
899
    { 0x4f, "kp_1" },
900
    { 0x50, "kp_2" },
901
    { 0x51, "kp_3" },
902
    { 0x4b, "kp_4" },
903
    { 0x4c, "kp_5" },
904
    { 0x4d, "kp_6" },
905
    { 0x47, "kp_7" },
906
    { 0x48, "kp_8" },
907
    { 0x49, "kp_9" },
908

    
909
    { 0x56, "<" },
910

    
911
    { 0x57, "f11" },
912
    { 0x58, "f12" },
913

    
914
    { 0xb7, "print" },
915

    
916
    { 0xc7, "home" },
917
    { 0xc9, "pgup" },
918
    { 0xd1, "pgdn" },
919
    { 0xcf, "end" },
920

    
921
    { 0xcb, "left" },
922
    { 0xc8, "up" },
923
    { 0xd0, "down" },
924
    { 0xcd, "right" },
925

    
926
    { 0xd2, "insert" },
927
    { 0xd3, "delete" },
928
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
929
    { 0xf0, "stop" },
930
    { 0xf1, "again" },
931
    { 0xf2, "props" },
932
    { 0xf3, "undo" },
933
    { 0xf4, "front" },
934
    { 0xf5, "copy" },
935
    { 0xf6, "open" },
936
    { 0xf7, "paste" },
937
    { 0xf8, "find" },
938
    { 0xf9, "cut" },
939
    { 0xfa, "lf" },
940
    { 0xfb, "help" },
941
    { 0xfc, "meta_l" },
942
    { 0xfd, "meta_r" },
943
    { 0xfe, "compose" },
944
#endif
945
    { 0, NULL },
946
};
947

    
948
static int get_keycode(const char *key)
949
{
950
    const KeyDef *p;
951
    char *endp;
952
    int ret;
953

    
954
    for(p = key_defs; p->name != NULL; p++) {
955
        if (!strcmp(key, p->name))
956
            return p->keycode;
957
    }
958
    if (strstart(key, "0x", NULL)) {
959
        ret = strtoul(key, &endp, 0);
960
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
961
            return ret;
962
    }
963
    return -1;
964
}
965

    
966
#define MAX_KEYCODES 16
967
static uint8_t keycodes[MAX_KEYCODES];
968
static int nb_pending_keycodes;
969
static QEMUTimer *key_timer;
970

    
971
static void release_keys(void *opaque)
972
{
973
    int keycode;
974

    
975
    while (nb_pending_keycodes > 0) {
976
        nb_pending_keycodes--;
977
        keycode = keycodes[nb_pending_keycodes];
978
        if (keycode & 0x80)
979
            kbd_put_keycode(0xe0);
980
        kbd_put_keycode(keycode | 0x80);
981
    }
982
}
983

    
984
static void do_sendkey(const char *string, int has_hold_time, int hold_time)
985
{
986
    char keyname_buf[16];
987
    char *separator;
988
    int keyname_len, keycode, i;
989

    
990
    if (nb_pending_keycodes > 0) {
991
        qemu_del_timer(key_timer);
992
        release_keys(NULL);
993
    }
994
    if (!has_hold_time)
995
        hold_time = 100;
996
    i = 0;
997
    while (1) {
998
        separator = strchr(string, '-');
999
        keyname_len = separator ? separator - string : strlen(string);
1000
        if (keyname_len > 0) {
1001
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1002
            if (keyname_len > sizeof(keyname_buf) - 1) {
1003
                term_printf("invalid key: '%s...'\n", keyname_buf);
1004
                return;
1005
            }
1006
            if (i == MAX_KEYCODES) {
1007
                term_printf("too many keys\n");
1008
                return;
1009
            }
1010
            keyname_buf[keyname_len] = 0;
1011
            keycode = get_keycode(keyname_buf);
1012
            if (keycode < 0) {
1013
                term_printf("unknown key: '%s'\n", keyname_buf);
1014
                return;
1015
            }
1016
            keycodes[i++] = keycode;
1017
        }
1018
        if (!separator)
1019
            break;
1020
        string = separator + 1;
1021
    }
1022
    nb_pending_keycodes = i;
1023
    /* key down events */
1024
    for (i = 0; i < nb_pending_keycodes; i++) {
1025
        keycode = keycodes[i];
1026
        if (keycode & 0x80)
1027
            kbd_put_keycode(0xe0);
1028
        kbd_put_keycode(keycode & 0x7f);
1029
    }
1030
    /* delayed key up events */
1031
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1032
                    muldiv64(ticks_per_sec, hold_time, 1000));
1033
}
1034

    
1035
static int mouse_button_state;
1036

    
1037
static void do_mouse_move(const char *dx_str, const char *dy_str,
1038
                          const char *dz_str)
1039
{
1040
    int dx, dy, dz;
1041
    dx = strtol(dx_str, NULL, 0);
1042
    dy = strtol(dy_str, NULL, 0);
1043
    dz = 0;
1044
    if (dz_str)
1045
        dz = strtol(dz_str, NULL, 0);
1046
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1047
}
1048

    
1049
static void do_mouse_button(int button_state)
1050
{
1051
    mouse_button_state = button_state;
1052
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1053
}
1054

    
1055
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
1056
{
1057
    uint32_t val;
1058
    int suffix;
1059

    
1060
    if (has_index) {
1061
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
1062
        addr++;
1063
    }
1064
    addr &= 0xffff;
1065

    
1066
    switch(size) {
1067
    default:
1068
    case 1:
1069
        val = cpu_inb(NULL, addr);
1070
        suffix = 'b';
1071
        break;
1072
    case 2:
1073
        val = cpu_inw(NULL, addr);
1074
        suffix = 'w';
1075
        break;
1076
    case 4:
1077
        val = cpu_inl(NULL, addr);
1078
        suffix = 'l';
1079
        break;
1080
    }
1081
    term_printf("port%c[0x%04x] = %#0*x\n",
1082
                suffix, addr, size * 2, val);
1083
}
1084

    
1085
/* boot_set handler */
1086
static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1087
static void *boot_opaque;
1088

    
1089
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1090
{
1091
    qemu_boot_set_handler = func;
1092
    boot_opaque = opaque;
1093
}
1094

    
1095
static void do_boot_set(const char *bootdevice)
1096
{
1097
    int res;
1098

    
1099
    if (qemu_boot_set_handler)  {
1100
        res = qemu_boot_set_handler(boot_opaque, bootdevice);
1101
        if (res == 0)
1102
            term_printf("boot device list now set to %s\n", bootdevice);
1103
        else
1104
            term_printf("setting boot device list failed with error %i\n", res);
1105
    } else {
1106
        term_printf("no function defined to set boot device list for this architecture\n");
1107
    }
1108
}
1109

    
1110
static void do_system_reset(void)
1111
{
1112
    qemu_system_reset_request();
1113
}
1114

    
1115
static void do_system_powerdown(void)
1116
{
1117
    qemu_system_powerdown_request();
1118
}
1119

    
1120
#if defined(TARGET_I386)
1121
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1122
{
1123
    term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1124
                addr,
1125
                pte & mask,
1126
                pte & PG_GLOBAL_MASK ? 'G' : '-',
1127
                pte & PG_PSE_MASK ? 'P' : '-',
1128
                pte & PG_DIRTY_MASK ? 'D' : '-',
1129
                pte & PG_ACCESSED_MASK ? 'A' : '-',
1130
                pte & PG_PCD_MASK ? 'C' : '-',
1131
                pte & PG_PWT_MASK ? 'T' : '-',
1132
                pte & PG_USER_MASK ? 'U' : '-',
1133
                pte & PG_RW_MASK ? 'W' : '-');
1134
}
1135

    
1136
static void tlb_info(void)
1137
{
1138
    CPUState *env;
1139
    int l1, l2;
1140
    uint32_t pgd, pde, pte;
1141

    
1142
    env = mon_get_cpu();
1143
    if (!env)
1144
        return;
1145

    
1146
    if (!(env->cr[0] & CR0_PG_MASK)) {
1147
        term_printf("PG disabled\n");
1148
        return;
1149
    }
1150
    pgd = env->cr[3] & ~0xfff;
1151
    for(l1 = 0; l1 < 1024; l1++) {
1152
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1153
        pde = le32_to_cpu(pde);
1154
        if (pde & PG_PRESENT_MASK) {
1155
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1156
                print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1157
            } else {
1158
                for(l2 = 0; l2 < 1024; l2++) {
1159
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1160
                                             (uint8_t *)&pte, 4);
1161
                    pte = le32_to_cpu(pte);
1162
                    if (pte & PG_PRESENT_MASK) {
1163
                        print_pte((l1 << 22) + (l2 << 12),
1164
                                  pte & ~PG_PSE_MASK,
1165
                                  ~0xfff);
1166
                    }
1167
                }
1168
            }
1169
        }
1170
    }
1171
}
1172

    
1173
static void mem_print(uint32_t *pstart, int *plast_prot,
1174
                      uint32_t end, int prot)
1175
{
1176
    int prot1;
1177
    prot1 = *plast_prot;
1178
    if (prot != prot1) {
1179
        if (*pstart != -1) {
1180
            term_printf("%08x-%08x %08x %c%c%c\n",
1181
                        *pstart, end, end - *pstart,
1182
                        prot1 & PG_USER_MASK ? 'u' : '-',
1183
                        'r',
1184
                        prot1 & PG_RW_MASK ? 'w' : '-');
1185
        }
1186
        if (prot != 0)
1187
            *pstart = end;
1188
        else
1189
            *pstart = -1;
1190
        *plast_prot = prot;
1191
    }
1192
}
1193

    
1194
static void mem_info(void)
1195
{
1196
    CPUState *env;
1197
    int l1, l2, prot, last_prot;
1198
    uint32_t pgd, pde, pte, start, end;
1199

    
1200
    env = mon_get_cpu();
1201
    if (!env)
1202
        return;
1203

    
1204
    if (!(env->cr[0] & CR0_PG_MASK)) {
1205
        term_printf("PG disabled\n");
1206
        return;
1207
    }
1208
    pgd = env->cr[3] & ~0xfff;
1209
    last_prot = 0;
1210
    start = -1;
1211
    for(l1 = 0; l1 < 1024; l1++) {
1212
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1213
        pde = le32_to_cpu(pde);
1214
        end = l1 << 22;
1215
        if (pde & PG_PRESENT_MASK) {
1216
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1217
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1218
                mem_print(&start, &last_prot, end, prot);
1219
            } else {
1220
                for(l2 = 0; l2 < 1024; l2++) {
1221
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1222
                                             (uint8_t *)&pte, 4);
1223
                    pte = le32_to_cpu(pte);
1224
                    end = (l1 << 22) + (l2 << 12);
1225
                    if (pte & PG_PRESENT_MASK) {
1226
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1227
                    } else {
1228
                        prot = 0;
1229
                    }
1230
                    mem_print(&start, &last_prot, end, prot);
1231
                }
1232
            }
1233
        } else {
1234
            prot = 0;
1235
            mem_print(&start, &last_prot, end, prot);
1236
        }
1237
    }
1238
}
1239
#endif
1240

    
1241
static void do_info_kqemu(void)
1242
{
1243
#ifdef USE_KQEMU
1244
    CPUState *env;
1245
    int val;
1246
    val = 0;
1247
    env = mon_get_cpu();
1248
    if (!env) {
1249
        term_printf("No cpu initialized yet");
1250
        return;
1251
    }
1252
    val = env->kqemu_enabled;
1253
    term_printf("kqemu support: ");
1254
    switch(val) {
1255
    default:
1256
    case 0:
1257
        term_printf("disabled\n");
1258
        break;
1259
    case 1:
1260
        term_printf("enabled for user code\n");
1261
        break;
1262
    case 2:
1263
        term_printf("enabled for user and kernel code\n");
1264
        break;
1265
    }
1266
#else
1267
    term_printf("kqemu support: not compiled\n");
1268
#endif
1269
}
1270

    
1271
static void do_info_kvm(void)
1272
{
1273
#ifdef CONFIG_KVM
1274
    term_printf("kvm support: ");
1275
    if (kvm_enabled())
1276
        term_printf("enabled\n");
1277
    else
1278
        term_printf("disabled\n");
1279
#else
1280
    term_printf("kvm support: not compiled\n");
1281
#endif
1282
}
1283

    
1284
#ifdef CONFIG_PROFILER
1285

    
1286
int64_t kqemu_time;
1287
int64_t qemu_time;
1288
int64_t kqemu_exec_count;
1289
int64_t dev_time;
1290
int64_t kqemu_ret_int_count;
1291
int64_t kqemu_ret_excp_count;
1292
int64_t kqemu_ret_intr_count;
1293

    
1294
static void do_info_profile(void)
1295
{
1296
    int64_t total;
1297
    total = qemu_time;
1298
    if (total == 0)
1299
        total = 1;
1300
    term_printf("async time  %" PRId64 " (%0.3f)\n",
1301
                dev_time, dev_time / (double)ticks_per_sec);
1302
    term_printf("qemu time   %" PRId64 " (%0.3f)\n",
1303
                qemu_time, qemu_time / (double)ticks_per_sec);
1304
    term_printf("kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1305
                kqemu_time, kqemu_time / (double)ticks_per_sec,
1306
                kqemu_time / (double)total * 100.0,
1307
                kqemu_exec_count,
1308
                kqemu_ret_int_count,
1309
                kqemu_ret_excp_count,
1310
                kqemu_ret_intr_count);
1311
    qemu_time = 0;
1312
    kqemu_time = 0;
1313
    kqemu_exec_count = 0;
1314
    dev_time = 0;
1315
    kqemu_ret_int_count = 0;
1316
    kqemu_ret_excp_count = 0;
1317
    kqemu_ret_intr_count = 0;
1318
#ifdef USE_KQEMU
1319
    kqemu_record_dump();
1320
#endif
1321
}
1322
#else
1323
static void do_info_profile(void)
1324
{
1325
    term_printf("Internal profiler not compiled\n");
1326
}
1327
#endif
1328

    
1329
/* Capture support */
1330
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1331

    
1332
static void do_info_capture (void)
1333
{
1334
    int i;
1335
    CaptureState *s;
1336

    
1337
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1338
        term_printf ("[%d]: ", i);
1339
        s->ops.info (s->opaque);
1340
    }
1341
}
1342

    
1343
static void do_stop_capture (int n)
1344
{
1345
    int i;
1346
    CaptureState *s;
1347

    
1348
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1349
        if (i == n) {
1350
            s->ops.destroy (s->opaque);
1351
            LIST_REMOVE (s, entries);
1352
            qemu_free (s);
1353
            return;
1354
        }
1355
    }
1356
}
1357

    
1358
#ifdef HAS_AUDIO
1359
static void do_wav_capture (const char *path,
1360
                            int has_freq, int freq,
1361
                            int has_bits, int bits,
1362
                            int has_channels, int nchannels)
1363
{
1364
    CaptureState *s;
1365

    
1366
    s = qemu_mallocz (sizeof (*s));
1367
    if (!s) {
1368
        term_printf ("Not enough memory to add wave capture\n");
1369
        return;
1370
    }
1371

    
1372
    freq = has_freq ? freq : 44100;
1373
    bits = has_bits ? bits : 16;
1374
    nchannels = has_channels ? nchannels : 2;
1375

    
1376
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1377
        term_printf ("Faied to add wave capture\n");
1378
        qemu_free (s);
1379
    }
1380
    LIST_INSERT_HEAD (&capture_head, s, entries);
1381
}
1382
#endif
1383

    
1384
#if defined(TARGET_I386)
1385
static void do_inject_nmi(int cpu_index)
1386
{
1387
    CPUState *env;
1388

    
1389
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1390
        if (env->cpu_index == cpu_index) {
1391
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1392
            break;
1393
        }
1394
}
1395
#endif
1396

    
1397
static void do_balloon(int value)
1398
{
1399
    ram_addr_t target = value;
1400
    qemu_balloon(target << 20);
1401
}
1402

    
1403
static void do_info_balloon(void)
1404
{
1405
    ram_addr_t actual;
1406

    
1407
    actual = qemu_balloon_status();
1408
    if (kvm_enabled() && !kvm_has_sync_mmu())
1409
        term_printf("Using KVM without synchronous MMU, ballooning disabled\n");
1410
    else if (actual == 0)
1411
        term_printf("Ballooning not activated in VM\n");
1412
    else
1413
        term_printf("balloon: actual=%d\n", (int)(actual >> 20));
1414
}
1415

    
1416
static const term_cmd_t term_cmds[] = {
1417
    { "help|?", "s?", do_help,
1418
      "[cmd]", "show the help" },
1419
    { "commit", "s", do_commit,
1420
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1421
    { "info", "s?", do_info,
1422
      "subcommand", "show various information about the system state" },
1423
    { "q|quit", "", do_quit,
1424
      "", "quit the emulator" },
1425
    { "eject", "-fB", do_eject,
1426
      "[-f] device", "eject a removable medium (use -f to force it)" },
1427
    { "change", "BFs?", do_change,
1428
      "device filename [format]", "change a removable medium, optional format" },
1429
    { "screendump", "F", do_screen_dump,
1430
      "filename", "save screen into PPM image 'filename'" },
1431
    { "logfile", "F", do_logfile,
1432
      "filename", "output logs to 'filename'" },
1433
    { "log", "s", do_log,
1434
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1435
    { "savevm", "s?", do_savevm,
1436
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1437
    { "loadvm", "s", do_loadvm,
1438
      "tag|id", "restore a VM snapshot from its tag or id" },
1439
    { "delvm", "s", do_delvm,
1440
      "tag|id", "delete a VM snapshot from its tag or id" },
1441
    { "stop", "", do_stop,
1442
      "", "stop emulation", },
1443
    { "c|cont", "", do_cont,
1444
      "", "resume emulation", },
1445
#ifdef CONFIG_GDBSTUB
1446
    { "gdbserver", "s?", do_gdbserver,
1447
      "[port]", "start gdbserver session (default port=1234)", },
1448
#endif
1449
    { "x", "/l", do_memory_dump,
1450
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1451
    { "xp", "/l", do_physical_memory_dump,
1452
      "/fmt addr", "physical memory dump starting at 'addr'", },
1453
    { "p|print", "/l", do_print,
1454
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1455
    { "i", "/ii.", do_ioport_read,
1456
      "/fmt addr", "I/O port read" },
1457

    
1458
    { "sendkey", "si?", do_sendkey,
1459
      "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1460
    { "system_reset", "", do_system_reset,
1461
      "", "reset the system" },
1462
    { "system_powerdown", "", do_system_powerdown,
1463
      "", "send system power down event" },
1464
    { "sum", "ii", do_sum,
1465
      "addr size", "compute the checksum of a memory region" },
1466
    { "usb_add", "s", do_usb_add,
1467
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1468
    { "usb_del", "s", do_usb_del,
1469
      "device", "remove USB device 'bus.addr'" },
1470
    { "cpu", "i", do_cpu_set,
1471
      "index", "set the default CPU" },
1472
    { "mouse_move", "sss?", do_mouse_move,
1473
      "dx dy [dz]", "send mouse move events" },
1474
    { "mouse_button", "i", do_mouse_button,
1475
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1476
    { "mouse_set", "i", do_mouse_set,
1477
      "index", "set which mouse device receives events" },
1478
#ifdef HAS_AUDIO
1479
    { "wavcapture", "si?i?i?", do_wav_capture,
1480
      "path [frequency bits channels]",
1481
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1482
#endif
1483
     { "stopcapture", "i", do_stop_capture,
1484
       "capture index", "stop capture" },
1485
    { "memsave", "lis", do_memory_save,
1486
      "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1487
    { "pmemsave", "lis", do_physical_memory_save,
1488
      "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1489
    { "boot_set", "s", do_boot_set,
1490
      "bootdevice", "define new values for the boot device list" },
1491
#if defined(TARGET_I386)
1492
    { "nmi", "i", do_inject_nmi,
1493
      "cpu", "inject an NMI on the given CPU", },
1494
#endif
1495
    { "migrate", "-ds", do_migrate,
1496
      "[-d] uri", "migrate to URI (using -d to not wait for completion)" },
1497
    { "migrate_cancel", "", do_migrate_cancel,
1498
      "", "cancel the current VM migration" },
1499
    { "migrate_set_speed", "s", do_migrate_set_speed,
1500
      "value", "set maximum speed (in bytes) for migrations" },
1501
    { "balloon", "i", do_balloon,
1502
      "target", "request VM to change it's memory allocation (in MB)" },
1503
    { NULL, NULL, },
1504
};
1505

    
1506
static const term_cmd_t info_cmds[] = {
1507
    { "version", "", do_info_version,
1508
      "", "show the version of qemu" },
1509
    { "network", "", do_info_network,
1510
      "", "show the network state" },
1511
    { "chardev", "", qemu_chr_info,
1512
      "", "show the character devices" },
1513
    { "block", "", do_info_block,
1514
      "", "show the block devices" },
1515
    { "blockstats", "", do_info_blockstats,
1516
      "", "show block device statistics" },
1517
    { "registers", "", do_info_registers,
1518
      "", "show the cpu registers" },
1519
    { "cpus", "", do_info_cpus,
1520
      "", "show infos for each CPU" },
1521
    { "history", "", do_info_history,
1522
      "", "show the command line history", },
1523
    { "irq", "", irq_info,
1524
      "", "show the interrupts statistics (if available)", },
1525
    { "pic", "", pic_info,
1526
      "", "show i8259 (PIC) state", },
1527
    { "pci", "", pci_info,
1528
      "", "show PCI info", },
1529
#if defined(TARGET_I386)
1530
    { "tlb", "", tlb_info,
1531
      "", "show virtual to physical memory mappings", },
1532
    { "mem", "", mem_info,
1533
      "", "show the active virtual memory mappings", },
1534
#endif
1535
    { "jit", "", do_info_jit,
1536
      "", "show dynamic compiler info", },
1537
    { "kqemu", "", do_info_kqemu,
1538
      "", "show kqemu information", },
1539
    { "kvm", "", do_info_kvm,
1540
      "", "show kvm information", },
1541
    { "usb", "", usb_info,
1542
      "", "show guest USB devices", },
1543
    { "usbhost", "", usb_host_info,
1544
      "", "show host USB devices", },
1545
    { "profile", "", do_info_profile,
1546
      "", "show profiling information", },
1547
    { "capture", "", do_info_capture,
1548
      "", "show capture information" },
1549
    { "snapshots", "", do_info_snapshots,
1550
      "", "show the currently saved VM snapshots" },
1551
    { "pcmcia", "", pcmcia_info,
1552
      "", "show guest PCMCIA status" },
1553
    { "mice", "", do_info_mice,
1554
      "", "show which guest mouse is receiving events" },
1555
    { "vnc", "", do_info_vnc,
1556
      "", "show the vnc server status"},
1557
    { "name", "", do_info_name,
1558
      "", "show the current VM name" },
1559
    { "uuid", "", do_info_uuid,
1560
      "", "show the current VM UUID" },
1561
#if defined(TARGET_PPC)
1562
    { "cpustats", "", do_info_cpu_stats,
1563
      "", "show CPU statistics", },
1564
#endif
1565
#if defined(CONFIG_SLIRP)
1566
    { "slirp", "", do_info_slirp,
1567
      "", "show SLIRP statistics", },
1568
#endif
1569
    { "migrate", "", do_info_migrate, "", "show migration status" },
1570
    { "balloon", "", do_info_balloon,
1571
      "", "show balloon information" },
1572
    { NULL, NULL, },
1573
};
1574

    
1575
/*******************************************************************/
1576

    
1577
static const char *pch;
1578
static jmp_buf expr_env;
1579

    
1580
#define MD_TLONG 0
1581
#define MD_I32   1
1582

    
1583
typedef struct MonitorDef {
1584
    const char *name;
1585
    int offset;
1586
    target_long (*get_value)(const struct MonitorDef *md, int val);
1587
    int type;
1588
} MonitorDef;
1589

    
1590
#if defined(TARGET_I386)
1591
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1592
{
1593
    CPUState *env = mon_get_cpu();
1594
    if (!env)
1595
        return 0;
1596
    return env->eip + env->segs[R_CS].base;
1597
}
1598
#endif
1599

    
1600
#if defined(TARGET_PPC)
1601
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1602
{
1603
    CPUState *env = mon_get_cpu();
1604
    unsigned int u;
1605
    int i;
1606

    
1607
    if (!env)
1608
        return 0;
1609

    
1610
    u = 0;
1611
    for (i = 0; i < 8; i++)
1612
        u |= env->crf[i] << (32 - (4 * i));
1613

    
1614
    return u;
1615
}
1616

    
1617
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1618
{
1619
    CPUState *env = mon_get_cpu();
1620
    if (!env)
1621
        return 0;
1622
    return env->msr;
1623
}
1624

    
1625
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1626
{
1627
    CPUState *env = mon_get_cpu();
1628
    if (!env)
1629
        return 0;
1630
    return env->xer;
1631
}
1632

    
1633
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1634
{
1635
    CPUState *env = mon_get_cpu();
1636
    if (!env)
1637
        return 0;
1638
    return cpu_ppc_load_decr(env);
1639
}
1640

    
1641
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1642
{
1643
    CPUState *env = mon_get_cpu();
1644
    if (!env)
1645
        return 0;
1646
    return cpu_ppc_load_tbu(env);
1647
}
1648

    
1649
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1650
{
1651
    CPUState *env = mon_get_cpu();
1652
    if (!env)
1653
        return 0;
1654
    return cpu_ppc_load_tbl(env);
1655
}
1656
#endif
1657

    
1658
#if defined(TARGET_SPARC)
1659
#ifndef TARGET_SPARC64
1660
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1661
{
1662
    CPUState *env = mon_get_cpu();
1663
    if (!env)
1664
        return 0;
1665
    return GET_PSR(env);
1666
}
1667
#endif
1668

    
1669
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1670
{
1671
    CPUState *env = mon_get_cpu();
1672
    if (!env)
1673
        return 0;
1674
    return env->regwptr[val];
1675
}
1676
#endif
1677

    
1678
static const MonitorDef monitor_defs[] = {
1679
#ifdef TARGET_I386
1680

    
1681
#define SEG(name, seg) \
1682
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1683
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1684
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1685

    
1686
    { "eax", offsetof(CPUState, regs[0]) },
1687
    { "ecx", offsetof(CPUState, regs[1]) },
1688
    { "edx", offsetof(CPUState, regs[2]) },
1689
    { "ebx", offsetof(CPUState, regs[3]) },
1690
    { "esp|sp", offsetof(CPUState, regs[4]) },
1691
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1692
    { "esi", offsetof(CPUState, regs[6]) },
1693
    { "edi", offsetof(CPUState, regs[7]) },
1694
#ifdef TARGET_X86_64
1695
    { "r8", offsetof(CPUState, regs[8]) },
1696
    { "r9", offsetof(CPUState, regs[9]) },
1697
    { "r10", offsetof(CPUState, regs[10]) },
1698
    { "r11", offsetof(CPUState, regs[11]) },
1699
    { "r12", offsetof(CPUState, regs[12]) },
1700
    { "r13", offsetof(CPUState, regs[13]) },
1701
    { "r14", offsetof(CPUState, regs[14]) },
1702
    { "r15", offsetof(CPUState, regs[15]) },
1703
#endif
1704
    { "eflags", offsetof(CPUState, eflags) },
1705
    { "eip", offsetof(CPUState, eip) },
1706
    SEG("cs", R_CS)
1707
    SEG("ds", R_DS)
1708
    SEG("es", R_ES)
1709
    SEG("ss", R_SS)
1710
    SEG("fs", R_FS)
1711
    SEG("gs", R_GS)
1712
    { "pc", 0, monitor_get_pc, },
1713
#elif defined(TARGET_PPC)
1714
    /* General purpose registers */
1715
    { "r0", offsetof(CPUState, gpr[0]) },
1716
    { "r1", offsetof(CPUState, gpr[1]) },
1717
    { "r2", offsetof(CPUState, gpr[2]) },
1718
    { "r3", offsetof(CPUState, gpr[3]) },
1719
    { "r4", offsetof(CPUState, gpr[4]) },
1720
    { "r5", offsetof(CPUState, gpr[5]) },
1721
    { "r6", offsetof(CPUState, gpr[6]) },
1722
    { "r7", offsetof(CPUState, gpr[7]) },
1723
    { "r8", offsetof(CPUState, gpr[8]) },
1724
    { "r9", offsetof(CPUState, gpr[9]) },
1725
    { "r10", offsetof(CPUState, gpr[10]) },
1726
    { "r11", offsetof(CPUState, gpr[11]) },
1727
    { "r12", offsetof(CPUState, gpr[12]) },
1728
    { "r13", offsetof(CPUState, gpr[13]) },
1729
    { "r14", offsetof(CPUState, gpr[14]) },
1730
    { "r15", offsetof(CPUState, gpr[15]) },
1731
    { "r16", offsetof(CPUState, gpr[16]) },
1732
    { "r17", offsetof(CPUState, gpr[17]) },
1733
    { "r18", offsetof(CPUState, gpr[18]) },
1734
    { "r19", offsetof(CPUState, gpr[19]) },
1735
    { "r20", offsetof(CPUState, gpr[20]) },
1736
    { "r21", offsetof(CPUState, gpr[21]) },
1737
    { "r22", offsetof(CPUState, gpr[22]) },
1738
    { "r23", offsetof(CPUState, gpr[23]) },
1739
    { "r24", offsetof(CPUState, gpr[24]) },
1740
    { "r25", offsetof(CPUState, gpr[25]) },
1741
    { "r26", offsetof(CPUState, gpr[26]) },
1742
    { "r27", offsetof(CPUState, gpr[27]) },
1743
    { "r28", offsetof(CPUState, gpr[28]) },
1744
    { "r29", offsetof(CPUState, gpr[29]) },
1745
    { "r30", offsetof(CPUState, gpr[30]) },
1746
    { "r31", offsetof(CPUState, gpr[31]) },
1747
    /* Floating point registers */
1748
    { "f0", offsetof(CPUState, fpr[0]) },
1749
    { "f1", offsetof(CPUState, fpr[1]) },
1750
    { "f2", offsetof(CPUState, fpr[2]) },
1751
    { "f3", offsetof(CPUState, fpr[3]) },
1752
    { "f4", offsetof(CPUState, fpr[4]) },
1753
    { "f5", offsetof(CPUState, fpr[5]) },
1754
    { "f6", offsetof(CPUState, fpr[6]) },
1755
    { "f7", offsetof(CPUState, fpr[7]) },
1756
    { "f8", offsetof(CPUState, fpr[8]) },
1757
    { "f9", offsetof(CPUState, fpr[9]) },
1758
    { "f10", offsetof(CPUState, fpr[10]) },
1759
    { "f11", offsetof(CPUState, fpr[11]) },
1760
    { "f12", offsetof(CPUState, fpr[12]) },
1761
    { "f13", offsetof(CPUState, fpr[13]) },
1762
    { "f14", offsetof(CPUState, fpr[14]) },
1763
    { "f15", offsetof(CPUState, fpr[15]) },
1764
    { "f16", offsetof(CPUState, fpr[16]) },
1765
    { "f17", offsetof(CPUState, fpr[17]) },
1766
    { "f18", offsetof(CPUState, fpr[18]) },
1767
    { "f19", offsetof(CPUState, fpr[19]) },
1768
    { "f20", offsetof(CPUState, fpr[20]) },
1769
    { "f21", offsetof(CPUState, fpr[21]) },
1770
    { "f22", offsetof(CPUState, fpr[22]) },
1771
    { "f23", offsetof(CPUState, fpr[23]) },
1772
    { "f24", offsetof(CPUState, fpr[24]) },
1773
    { "f25", offsetof(CPUState, fpr[25]) },
1774
    { "f26", offsetof(CPUState, fpr[26]) },
1775
    { "f27", offsetof(CPUState, fpr[27]) },
1776
    { "f28", offsetof(CPUState, fpr[28]) },
1777
    { "f29", offsetof(CPUState, fpr[29]) },
1778
    { "f30", offsetof(CPUState, fpr[30]) },
1779
    { "f31", offsetof(CPUState, fpr[31]) },
1780
    { "fpscr", offsetof(CPUState, fpscr) },
1781
    /* Next instruction pointer */
1782
    { "nip|pc", offsetof(CPUState, nip) },
1783
    { "lr", offsetof(CPUState, lr) },
1784
    { "ctr", offsetof(CPUState, ctr) },
1785
    { "decr", 0, &monitor_get_decr, },
1786
    { "ccr", 0, &monitor_get_ccr, },
1787
    /* Machine state register */
1788
    { "msr", 0, &monitor_get_msr, },
1789
    { "xer", 0, &monitor_get_xer, },
1790
    { "tbu", 0, &monitor_get_tbu, },
1791
    { "tbl", 0, &monitor_get_tbl, },
1792
#if defined(TARGET_PPC64)
1793
    /* Address space register */
1794
    { "asr", offsetof(CPUState, asr) },
1795
#endif
1796
    /* Segment registers */
1797
    { "sdr1", offsetof(CPUState, sdr1) },
1798
    { "sr0", offsetof(CPUState, sr[0]) },
1799
    { "sr1", offsetof(CPUState, sr[1]) },
1800
    { "sr2", offsetof(CPUState, sr[2]) },
1801
    { "sr3", offsetof(CPUState, sr[3]) },
1802
    { "sr4", offsetof(CPUState, sr[4]) },
1803
    { "sr5", offsetof(CPUState, sr[5]) },
1804
    { "sr6", offsetof(CPUState, sr[6]) },
1805
    { "sr7", offsetof(CPUState, sr[7]) },
1806
    { "sr8", offsetof(CPUState, sr[8]) },
1807
    { "sr9", offsetof(CPUState, sr[9]) },
1808
    { "sr10", offsetof(CPUState, sr[10]) },
1809
    { "sr11", offsetof(CPUState, sr[11]) },
1810
    { "sr12", offsetof(CPUState, sr[12]) },
1811
    { "sr13", offsetof(CPUState, sr[13]) },
1812
    { "sr14", offsetof(CPUState, sr[14]) },
1813
    { "sr15", offsetof(CPUState, sr[15]) },
1814
    /* Too lazy to put BATs and SPRs ... */
1815
#elif defined(TARGET_SPARC)
1816
    { "g0", offsetof(CPUState, gregs[0]) },
1817
    { "g1", offsetof(CPUState, gregs[1]) },
1818
    { "g2", offsetof(CPUState, gregs[2]) },
1819
    { "g3", offsetof(CPUState, gregs[3]) },
1820
    { "g4", offsetof(CPUState, gregs[4]) },
1821
    { "g5", offsetof(CPUState, gregs[5]) },
1822
    { "g6", offsetof(CPUState, gregs[6]) },
1823
    { "g7", offsetof(CPUState, gregs[7]) },
1824
    { "o0", 0, monitor_get_reg },
1825
    { "o1", 1, monitor_get_reg },
1826
    { "o2", 2, monitor_get_reg },
1827
    { "o3", 3, monitor_get_reg },
1828
    { "o4", 4, monitor_get_reg },
1829
    { "o5", 5, monitor_get_reg },
1830
    { "o6", 6, monitor_get_reg },
1831
    { "o7", 7, monitor_get_reg },
1832
    { "l0", 8, monitor_get_reg },
1833
    { "l1", 9, monitor_get_reg },
1834
    { "l2", 10, monitor_get_reg },
1835
    { "l3", 11, monitor_get_reg },
1836
    { "l4", 12, monitor_get_reg },
1837
    { "l5", 13, monitor_get_reg },
1838
    { "l6", 14, monitor_get_reg },
1839
    { "l7", 15, monitor_get_reg },
1840
    { "i0", 16, monitor_get_reg },
1841
    { "i1", 17, monitor_get_reg },
1842
    { "i2", 18, monitor_get_reg },
1843
    { "i3", 19, monitor_get_reg },
1844
    { "i4", 20, monitor_get_reg },
1845
    { "i5", 21, monitor_get_reg },
1846
    { "i6", 22, monitor_get_reg },
1847
    { "i7", 23, monitor_get_reg },
1848
    { "pc", offsetof(CPUState, pc) },
1849
    { "npc", offsetof(CPUState, npc) },
1850
    { "y", offsetof(CPUState, y) },
1851
#ifndef TARGET_SPARC64
1852
    { "psr", 0, &monitor_get_psr, },
1853
    { "wim", offsetof(CPUState, wim) },
1854
#endif
1855
    { "tbr", offsetof(CPUState, tbr) },
1856
    { "fsr", offsetof(CPUState, fsr) },
1857
    { "f0", offsetof(CPUState, fpr[0]) },
1858
    { "f1", offsetof(CPUState, fpr[1]) },
1859
    { "f2", offsetof(CPUState, fpr[2]) },
1860
    { "f3", offsetof(CPUState, fpr[3]) },
1861
    { "f4", offsetof(CPUState, fpr[4]) },
1862
    { "f5", offsetof(CPUState, fpr[5]) },
1863
    { "f6", offsetof(CPUState, fpr[6]) },
1864
    { "f7", offsetof(CPUState, fpr[7]) },
1865
    { "f8", offsetof(CPUState, fpr[8]) },
1866
    { "f9", offsetof(CPUState, fpr[9]) },
1867
    { "f10", offsetof(CPUState, fpr[10]) },
1868
    { "f11", offsetof(CPUState, fpr[11]) },
1869
    { "f12", offsetof(CPUState, fpr[12]) },
1870
    { "f13", offsetof(CPUState, fpr[13]) },
1871
    { "f14", offsetof(CPUState, fpr[14]) },
1872
    { "f15", offsetof(CPUState, fpr[15]) },
1873
    { "f16", offsetof(CPUState, fpr[16]) },
1874
    { "f17", offsetof(CPUState, fpr[17]) },
1875
    { "f18", offsetof(CPUState, fpr[18]) },
1876
    { "f19", offsetof(CPUState, fpr[19]) },
1877
    { "f20", offsetof(CPUState, fpr[20]) },
1878
    { "f21", offsetof(CPUState, fpr[21]) },
1879
    { "f22", offsetof(CPUState, fpr[22]) },
1880
    { "f23", offsetof(CPUState, fpr[23]) },
1881
    { "f24", offsetof(CPUState, fpr[24]) },
1882
    { "f25", offsetof(CPUState, fpr[25]) },
1883
    { "f26", offsetof(CPUState, fpr[26]) },
1884
    { "f27", offsetof(CPUState, fpr[27]) },
1885
    { "f28", offsetof(CPUState, fpr[28]) },
1886
    { "f29", offsetof(CPUState, fpr[29]) },
1887
    { "f30", offsetof(CPUState, fpr[30]) },
1888
    { "f31", offsetof(CPUState, fpr[31]) },
1889
#ifdef TARGET_SPARC64
1890
    { "f32", offsetof(CPUState, fpr[32]) },
1891
    { "f34", offsetof(CPUState, fpr[34]) },
1892
    { "f36", offsetof(CPUState, fpr[36]) },
1893
    { "f38", offsetof(CPUState, fpr[38]) },
1894
    { "f40", offsetof(CPUState, fpr[40]) },
1895
    { "f42", offsetof(CPUState, fpr[42]) },
1896
    { "f44", offsetof(CPUState, fpr[44]) },
1897
    { "f46", offsetof(CPUState, fpr[46]) },
1898
    { "f48", offsetof(CPUState, fpr[48]) },
1899
    { "f50", offsetof(CPUState, fpr[50]) },
1900
    { "f52", offsetof(CPUState, fpr[52]) },
1901
    { "f54", offsetof(CPUState, fpr[54]) },
1902
    { "f56", offsetof(CPUState, fpr[56]) },
1903
    { "f58", offsetof(CPUState, fpr[58]) },
1904
    { "f60", offsetof(CPUState, fpr[60]) },
1905
    { "f62", offsetof(CPUState, fpr[62]) },
1906
    { "asi", offsetof(CPUState, asi) },
1907
    { "pstate", offsetof(CPUState, pstate) },
1908
    { "cansave", offsetof(CPUState, cansave) },
1909
    { "canrestore", offsetof(CPUState, canrestore) },
1910
    { "otherwin", offsetof(CPUState, otherwin) },
1911
    { "wstate", offsetof(CPUState, wstate) },
1912
    { "cleanwin", offsetof(CPUState, cleanwin) },
1913
    { "fprs", offsetof(CPUState, fprs) },
1914
#endif
1915
#endif
1916
    { NULL },
1917
};
1918

    
1919
static void expr_error(const char *fmt)
1920
{
1921
    term_printf(fmt);
1922
    term_printf("\n");
1923
    longjmp(expr_env, 1);
1924
}
1925

    
1926
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
1927
static int get_monitor_def(target_long *pval, const char *name)
1928
{
1929
    const MonitorDef *md;
1930
    void *ptr;
1931

    
1932
    for(md = monitor_defs; md->name != NULL; md++) {
1933
        if (compare_cmd(name, md->name)) {
1934
            if (md->get_value) {
1935
                *pval = md->get_value(md, md->offset);
1936
            } else {
1937
                CPUState *env = mon_get_cpu();
1938
                if (!env)
1939
                    return -2;
1940
                ptr = (uint8_t *)env + md->offset;
1941
                switch(md->type) {
1942
                case MD_I32:
1943
                    *pval = *(int32_t *)ptr;
1944
                    break;
1945
                case MD_TLONG:
1946
                    *pval = *(target_long *)ptr;
1947
                    break;
1948
                default:
1949
                    *pval = 0;
1950
                    break;
1951
                }
1952
            }
1953
            return 0;
1954
        }
1955
    }
1956
    return -1;
1957
}
1958

    
1959
static void next(void)
1960
{
1961
    if (pch != '\0') {
1962
        pch++;
1963
        while (qemu_isspace(*pch))
1964
            pch++;
1965
    }
1966
}
1967

    
1968
static int64_t expr_sum(void);
1969

    
1970
static int64_t expr_unary(void)
1971
{
1972
    int64_t n;
1973
    char *p;
1974
    int ret;
1975

    
1976
    switch(*pch) {
1977
    case '+':
1978
        next();
1979
        n = expr_unary();
1980
        break;
1981
    case '-':
1982
        next();
1983
        n = -expr_unary();
1984
        break;
1985
    case '~':
1986
        next();
1987
        n = ~expr_unary();
1988
        break;
1989
    case '(':
1990
        next();
1991
        n = expr_sum();
1992
        if (*pch != ')') {
1993
            expr_error("')' expected");
1994
        }
1995
        next();
1996
        break;
1997
    case '\'':
1998
        pch++;
1999
        if (*pch == '\0')
2000
            expr_error("character constant expected");
2001
        n = *pch;
2002
        pch++;
2003
        if (*pch != '\'')
2004
            expr_error("missing terminating \' character");
2005
        next();
2006
        break;
2007
    case '$':
2008
        {
2009
            char buf[128], *q;
2010
            target_long reg=0;
2011

    
2012
            pch++;
2013
            q = buf;
2014
            while ((*pch >= 'a' && *pch <= 'z') ||
2015
                   (*pch >= 'A' && *pch <= 'Z') ||
2016
                   (*pch >= '0' && *pch <= '9') ||
2017
                   *pch == '_' || *pch == '.') {
2018
                if ((q - buf) < sizeof(buf) - 1)
2019
                    *q++ = *pch;
2020
                pch++;
2021
            }
2022
            while (qemu_isspace(*pch))
2023
                pch++;
2024
            *q = 0;
2025
            ret = get_monitor_def(&reg, buf);
2026
            if (ret == -1)
2027
                expr_error("unknown register");
2028
            else if (ret == -2)
2029
                expr_error("no cpu defined");
2030
            n = reg;
2031
        }
2032
        break;
2033
    case '\0':
2034
        expr_error("unexpected end of expression");
2035
        n = 0;
2036
        break;
2037
    default:
2038
#if TARGET_PHYS_ADDR_BITS > 32
2039
        n = strtoull(pch, &p, 0);
2040
#else
2041
        n = strtoul(pch, &p, 0);
2042
#endif
2043
        if (pch == p) {
2044
            expr_error("invalid char in expression");
2045
        }
2046
        pch = p;
2047
        while (qemu_isspace(*pch))
2048
            pch++;
2049
        break;
2050
    }
2051
    return n;
2052
}
2053

    
2054

    
2055
static int64_t expr_prod(void)
2056
{
2057
    int64_t val, val2;
2058
    int op;
2059

    
2060
    val = expr_unary();
2061
    for(;;) {
2062
        op = *pch;
2063
        if (op != '*' && op != '/' && op != '%')
2064
            break;
2065
        next();
2066
        val2 = expr_unary();
2067
        switch(op) {
2068
        default:
2069
        case '*':
2070
            val *= val2;
2071
            break;
2072
        case '/':
2073
        case '%':
2074
            if (val2 == 0)
2075
                expr_error("division by zero");
2076
            if (op == '/')
2077
                val /= val2;
2078
            else
2079
                val %= val2;
2080
            break;
2081
        }
2082
    }
2083
    return val;
2084
}
2085

    
2086
static int64_t expr_logic(void)
2087
{
2088
    int64_t val, val2;
2089
    int op;
2090

    
2091
    val = expr_prod();
2092
    for(;;) {
2093
        op = *pch;
2094
        if (op != '&' && op != '|' && op != '^')
2095
            break;
2096
        next();
2097
        val2 = expr_prod();
2098
        switch(op) {
2099
        default:
2100
        case '&':
2101
            val &= val2;
2102
            break;
2103
        case '|':
2104
            val |= val2;
2105
            break;
2106
        case '^':
2107
            val ^= val2;
2108
            break;
2109
        }
2110
    }
2111
    return val;
2112
}
2113

    
2114
static int64_t expr_sum(void)
2115
{
2116
    int64_t val, val2;
2117
    int op;
2118

    
2119
    val = expr_logic();
2120
    for(;;) {
2121
        op = *pch;
2122
        if (op != '+' && op != '-')
2123
            break;
2124
        next();
2125
        val2 = expr_logic();
2126
        if (op == '+')
2127
            val += val2;
2128
        else
2129
            val -= val2;
2130
    }
2131
    return val;
2132
}
2133

    
2134
static int get_expr(int64_t *pval, const char **pp)
2135
{
2136
    pch = *pp;
2137
    if (setjmp(expr_env)) {
2138
        *pp = pch;
2139
        return -1;
2140
    }
2141
    while (qemu_isspace(*pch))
2142
        pch++;
2143
    *pval = expr_sum();
2144
    *pp = pch;
2145
    return 0;
2146
}
2147

    
2148
static int get_str(char *buf, int buf_size, const char **pp)
2149
{
2150
    const char *p;
2151
    char *q;
2152
    int c;
2153

    
2154
    q = buf;
2155
    p = *pp;
2156
    while (qemu_isspace(*p))
2157
        p++;
2158
    if (*p == '\0') {
2159
    fail:
2160
        *q = '\0';
2161
        *pp = p;
2162
        return -1;
2163
    }
2164
    if (*p == '\"') {
2165
        p++;
2166
        while (*p != '\0' && *p != '\"') {
2167
            if (*p == '\\') {
2168
                p++;
2169
                c = *p++;
2170
                switch(c) {
2171
                case 'n':
2172
                    c = '\n';
2173
                    break;
2174
                case 'r':
2175
                    c = '\r';
2176
                    break;
2177
                case '\\':
2178
                case '\'':
2179
                case '\"':
2180
                    break;
2181
                default:
2182
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2183
                    goto fail;
2184
                }
2185
                if ((q - buf) < buf_size - 1) {
2186
                    *q++ = c;
2187
                }
2188
            } else {
2189
                if ((q - buf) < buf_size - 1) {
2190
                    *q++ = *p;
2191
                }
2192
                p++;
2193
            }
2194
        }
2195
        if (*p != '\"') {
2196
            qemu_printf("unterminated string\n");
2197
            goto fail;
2198
        }
2199
        p++;
2200
    } else {
2201
        while (*p != '\0' && !qemu_isspace(*p)) {
2202
            if ((q - buf) < buf_size - 1) {
2203
                *q++ = *p;
2204
            }
2205
            p++;
2206
        }
2207
    }
2208
    *q = '\0';
2209
    *pp = p;
2210
    return 0;
2211
}
2212

    
2213
static int default_fmt_format = 'x';
2214
static int default_fmt_size = 4;
2215

    
2216
#define MAX_ARGS 16
2217

    
2218
static void monitor_handle_command(const char *cmdline)
2219
{
2220
    const char *p, *pstart, *typestr;
2221
    char *q;
2222
    int c, nb_args, len, i, has_arg;
2223
    const term_cmd_t *cmd;
2224
    char cmdname[256];
2225
    char buf[1024];
2226
    void *str_allocated[MAX_ARGS];
2227
    void *args[MAX_ARGS];
2228
    void (*handler_0)(void);
2229
    void (*handler_1)(void *arg0);
2230
    void (*handler_2)(void *arg0, void *arg1);
2231
    void (*handler_3)(void *arg0, void *arg1, void *arg2);
2232
    void (*handler_4)(void *arg0, void *arg1, void *arg2, void *arg3);
2233
    void (*handler_5)(void *arg0, void *arg1, void *arg2, void *arg3,
2234
                      void *arg4);
2235
    void (*handler_6)(void *arg0, void *arg1, void *arg2, void *arg3,
2236
                      void *arg4, void *arg5);
2237
    void (*handler_7)(void *arg0, void *arg1, void *arg2, void *arg3,
2238
                      void *arg4, void *arg5, void *arg6);
2239

    
2240
#ifdef DEBUG
2241
    term_printf("command='%s'\n", cmdline);
2242
#endif
2243

    
2244
    /* extract the command name */
2245
    p = cmdline;
2246
    q = cmdname;
2247
    while (qemu_isspace(*p))
2248
        p++;
2249
    if (*p == '\0')
2250
        return;
2251
    pstart = p;
2252
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2253
        p++;
2254
    len = p - pstart;
2255
    if (len > sizeof(cmdname) - 1)
2256
        len = sizeof(cmdname) - 1;
2257
    memcpy(cmdname, pstart, len);
2258
    cmdname[len] = '\0';
2259

    
2260
    /* find the command */
2261
    for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2262
        if (compare_cmd(cmdname, cmd->name))
2263
            goto found;
2264
    }
2265
    term_printf("unknown command: '%s'\n", cmdname);
2266
    return;
2267
 found:
2268

    
2269
    for(i = 0; i < MAX_ARGS; i++)
2270
        str_allocated[i] = NULL;
2271

    
2272
    /* parse the parameters */
2273
    typestr = cmd->args_type;
2274
    nb_args = 0;
2275
    for(;;) {
2276
        c = *typestr;
2277
        if (c == '\0')
2278
            break;
2279
        typestr++;
2280
        switch(c) {
2281
        case 'F':
2282
        case 'B':
2283
        case 's':
2284
            {
2285
                int ret;
2286
                char *str;
2287

    
2288
                while (qemu_isspace(*p))
2289
                    p++;
2290
                if (*typestr == '?') {
2291
                    typestr++;
2292
                    if (*p == '\0') {
2293
                        /* no optional string: NULL argument */
2294
                        str = NULL;
2295
                        goto add_str;
2296
                    }
2297
                }
2298
                ret = get_str(buf, sizeof(buf), &p);
2299
                if (ret < 0) {
2300
                    switch(c) {
2301
                    case 'F':
2302
                        term_printf("%s: filename expected\n", cmdname);
2303
                        break;
2304
                    case 'B':
2305
                        term_printf("%s: block device name expected\n", cmdname);
2306
                        break;
2307
                    default:
2308
                        term_printf("%s: string expected\n", cmdname);
2309
                        break;
2310
                    }
2311
                    goto fail;
2312
                }
2313
                str = qemu_malloc(strlen(buf) + 1);
2314
                pstrcpy(str, sizeof(buf), buf);
2315
                str_allocated[nb_args] = str;
2316
            add_str:
2317
                if (nb_args >= MAX_ARGS) {
2318
                error_args:
2319
                    term_printf("%s: too many arguments\n", cmdname);
2320
                    goto fail;
2321
                }
2322
                args[nb_args++] = str;
2323
            }
2324
            break;
2325
        case '/':
2326
            {
2327
                int count, format, size;
2328

    
2329
                while (qemu_isspace(*p))
2330
                    p++;
2331
                if (*p == '/') {
2332
                    /* format found */
2333
                    p++;
2334
                    count = 1;
2335
                    if (qemu_isdigit(*p)) {
2336
                        count = 0;
2337
                        while (qemu_isdigit(*p)) {
2338
                            count = count * 10 + (*p - '0');
2339
                            p++;
2340
                        }
2341
                    }
2342
                    size = -1;
2343
                    format = -1;
2344
                    for(;;) {
2345
                        switch(*p) {
2346
                        case 'o':
2347
                        case 'd':
2348
                        case 'u':
2349
                        case 'x':
2350
                        case 'i':
2351
                        case 'c':
2352
                            format = *p++;
2353
                            break;
2354
                        case 'b':
2355
                            size = 1;
2356
                            p++;
2357
                            break;
2358
                        case 'h':
2359
                            size = 2;
2360
                            p++;
2361
                            break;
2362
                        case 'w':
2363
                            size = 4;
2364
                            p++;
2365
                            break;
2366
                        case 'g':
2367
                        case 'L':
2368
                            size = 8;
2369
                            p++;
2370
                            break;
2371
                        default:
2372
                            goto next;
2373
                        }
2374
                    }
2375
                next:
2376
                    if (*p != '\0' && !qemu_isspace(*p)) {
2377
                        term_printf("invalid char in format: '%c'\n", *p);
2378
                        goto fail;
2379
                    }
2380
                    if (format < 0)
2381
                        format = default_fmt_format;
2382
                    if (format != 'i') {
2383
                        /* for 'i', not specifying a size gives -1 as size */
2384
                        if (size < 0)
2385
                            size = default_fmt_size;
2386
                        default_fmt_size = size;
2387
                    }
2388
                    default_fmt_format = format;
2389
                } else {
2390
                    count = 1;
2391
                    format = default_fmt_format;
2392
                    if (format != 'i') {
2393
                        size = default_fmt_size;
2394
                    } else {
2395
                        size = -1;
2396
                    }
2397
                }
2398
                if (nb_args + 3 > MAX_ARGS)
2399
                    goto error_args;
2400
                args[nb_args++] = (void*)(long)count;
2401
                args[nb_args++] = (void*)(long)format;
2402
                args[nb_args++] = (void*)(long)size;
2403
            }
2404
            break;
2405
        case 'i':
2406
        case 'l':
2407
            {
2408
                int64_t val;
2409

    
2410
                while (qemu_isspace(*p))
2411
                    p++;
2412
                if (*typestr == '?' || *typestr == '.') {
2413
                    if (*typestr == '?') {
2414
                        if (*p == '\0')
2415
                            has_arg = 0;
2416
                        else
2417
                            has_arg = 1;
2418
                    } else {
2419
                        if (*p == '.') {
2420
                            p++;
2421
                            while (qemu_isspace(*p))
2422
                                p++;
2423
                            has_arg = 1;
2424
                        } else {
2425
                            has_arg = 0;
2426
                        }
2427
                    }
2428
                    typestr++;
2429
                    if (nb_args >= MAX_ARGS)
2430
                        goto error_args;
2431
                    args[nb_args++] = (void *)(long)has_arg;
2432
                    if (!has_arg) {
2433
                        if (nb_args >= MAX_ARGS)
2434
                            goto error_args;
2435
                        val = -1;
2436
                        goto add_num;
2437
                    }
2438
                }
2439
                if (get_expr(&val, &p))
2440
                    goto fail;
2441
            add_num:
2442
                if (c == 'i') {
2443
                    if (nb_args >= MAX_ARGS)
2444
                        goto error_args;
2445
                    args[nb_args++] = (void *)(long)val;
2446
                } else {
2447
                    if ((nb_args + 1) >= MAX_ARGS)
2448
                        goto error_args;
2449
#if TARGET_PHYS_ADDR_BITS > 32
2450
                    args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2451
#else
2452
                    args[nb_args++] = (void *)0;
2453
#endif
2454
                    args[nb_args++] = (void *)(long)(val & 0xffffffff);
2455
                }
2456
            }
2457
            break;
2458
        case '-':
2459
            {
2460
                int has_option;
2461
                /* option */
2462

    
2463
                c = *typestr++;
2464
                if (c == '\0')
2465
                    goto bad_type;
2466
                while (qemu_isspace(*p))
2467
                    p++;
2468
                has_option = 0;
2469
                if (*p == '-') {
2470
                    p++;
2471
                    if (*p != c) {
2472
                        term_printf("%s: unsupported option -%c\n",
2473
                                    cmdname, *p);
2474
                        goto fail;
2475
                    }
2476
                    p++;
2477
                    has_option = 1;
2478
                }
2479
                if (nb_args >= MAX_ARGS)
2480
                    goto error_args;
2481
                args[nb_args++] = (void *)(long)has_option;
2482
            }
2483
            break;
2484
        default:
2485
        bad_type:
2486
            term_printf("%s: unknown type '%c'\n", cmdname, c);
2487
            goto fail;
2488
        }
2489
    }
2490
    /* check that all arguments were parsed */
2491
    while (qemu_isspace(*p))
2492
        p++;
2493
    if (*p != '\0') {
2494
        term_printf("%s: extraneous characters at the end of line\n",
2495
                    cmdname);
2496
        goto fail;
2497
    }
2498

    
2499
    switch(nb_args) {
2500
    case 0:
2501
        handler_0 = cmd->handler;
2502
        handler_0();
2503
        break;
2504
    case 1:
2505
        handler_1 = cmd->handler;
2506
        handler_1(args[0]);
2507
        break;
2508
    case 2:
2509
        handler_2 = cmd->handler;
2510
        handler_2(args[0], args[1]);
2511
        break;
2512
    case 3:
2513
        handler_3 = cmd->handler;
2514
        handler_3(args[0], args[1], args[2]);
2515
        break;
2516
    case 4:
2517
        handler_4 = cmd->handler;
2518
        handler_4(args[0], args[1], args[2], args[3]);
2519
        break;
2520
    case 5:
2521
        handler_5 = cmd->handler;
2522
        handler_5(args[0], args[1], args[2], args[3], args[4]);
2523
        break;
2524
    case 6:
2525
        handler_6 = cmd->handler;
2526
        handler_6(args[0], args[1], args[2], args[3], args[4], args[5]);
2527
        break;
2528
    case 7:
2529
        handler_7 = cmd->handler;
2530
        handler_7(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2531
        break;
2532
    default:
2533
        term_printf("unsupported number of arguments: %d\n", nb_args);
2534
        goto fail;
2535
    }
2536
 fail:
2537
    for(i = 0; i < MAX_ARGS; i++)
2538
        qemu_free(str_allocated[i]);
2539
    return;
2540
}
2541

    
2542
static void cmd_completion(const char *name, const char *list)
2543
{
2544
    const char *p, *pstart;
2545
    char cmd[128];
2546
    int len;
2547

    
2548
    p = list;
2549
    for(;;) {
2550
        pstart = p;
2551
        p = strchr(p, '|');
2552
        if (!p)
2553
            p = pstart + strlen(pstart);
2554
        len = p - pstart;
2555
        if (len > sizeof(cmd) - 2)
2556
            len = sizeof(cmd) - 2;
2557
        memcpy(cmd, pstart, len);
2558
        cmd[len] = '\0';
2559
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2560
            add_completion(cmd);
2561
        }
2562
        if (*p == '\0')
2563
            break;
2564
        p++;
2565
    }
2566
}
2567

    
2568
static void file_completion(const char *input)
2569
{
2570
    DIR *ffs;
2571
    struct dirent *d;
2572
    char path[1024];
2573
    char file[1024], file_prefix[1024];
2574
    int input_path_len;
2575
    const char *p;
2576

    
2577
    p = strrchr(input, '/');
2578
    if (!p) {
2579
        input_path_len = 0;
2580
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2581
        pstrcpy(path, sizeof(path), ".");
2582
    } else {
2583
        input_path_len = p - input + 1;
2584
        memcpy(path, input, input_path_len);
2585
        if (input_path_len > sizeof(path) - 1)
2586
            input_path_len = sizeof(path) - 1;
2587
        path[input_path_len] = '\0';
2588
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2589
    }
2590
#ifdef DEBUG_COMPLETION
2591
    term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2592
#endif
2593
    ffs = opendir(path);
2594
    if (!ffs)
2595
        return;
2596
    for(;;) {
2597
        struct stat sb;
2598
        d = readdir(ffs);
2599
        if (!d)
2600
            break;
2601
        if (strstart(d->d_name, file_prefix, NULL)) {
2602
            memcpy(file, input, input_path_len);
2603
            if (input_path_len < sizeof(file))
2604
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2605
                        d->d_name);
2606
            /* stat the file to find out if it's a directory.
2607
             * In that case add a slash to speed up typing long paths
2608
             */
2609
            stat(file, &sb);
2610
            if(S_ISDIR(sb.st_mode))
2611
                pstrcat(file, sizeof(file), "/");
2612
            add_completion(file);
2613
        }
2614
    }
2615
    closedir(ffs);
2616
}
2617

    
2618
static void block_completion_it(void *opaque, const char *name)
2619
{
2620
    const char *input = opaque;
2621

    
2622
    if (input[0] == '\0' ||
2623
        !strncmp(name, (char *)input, strlen(input))) {
2624
        add_completion(name);
2625
    }
2626
}
2627

    
2628
/* NOTE: this parser is an approximate form of the real command parser */
2629
static void parse_cmdline(const char *cmdline,
2630
                         int *pnb_args, char **args)
2631
{
2632
    const char *p;
2633
    int nb_args, ret;
2634
    char buf[1024];
2635

    
2636
    p = cmdline;
2637
    nb_args = 0;
2638
    for(;;) {
2639
        while (qemu_isspace(*p))
2640
            p++;
2641
        if (*p == '\0')
2642
            break;
2643
        if (nb_args >= MAX_ARGS)
2644
            break;
2645
        ret = get_str(buf, sizeof(buf), &p);
2646
        args[nb_args] = qemu_strdup(buf);
2647
        nb_args++;
2648
        if (ret < 0)
2649
            break;
2650
    }
2651
    *pnb_args = nb_args;
2652
}
2653

    
2654
void readline_find_completion(const char *cmdline)
2655
{
2656
    const char *cmdname;
2657
    char *args[MAX_ARGS];
2658
    int nb_args, i, len;
2659
    const char *ptype, *str;
2660
    const term_cmd_t *cmd;
2661
    const KeyDef *key;
2662

    
2663
    parse_cmdline(cmdline, &nb_args, args);
2664
#ifdef DEBUG_COMPLETION
2665
    for(i = 0; i < nb_args; i++) {
2666
        term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2667
    }
2668
#endif
2669

    
2670
    /* if the line ends with a space, it means we want to complete the
2671
       next arg */
2672
    len = strlen(cmdline);
2673
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
2674
        if (nb_args >= MAX_ARGS)
2675
            return;
2676
        args[nb_args++] = qemu_strdup("");
2677
    }
2678
    if (nb_args <= 1) {
2679
        /* command completion */
2680
        if (nb_args == 0)
2681
            cmdname = "";
2682
        else
2683
            cmdname = args[0];
2684
        completion_index = strlen(cmdname);
2685
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2686
            cmd_completion(cmdname, cmd->name);
2687
        }
2688
    } else {
2689
        /* find the command */
2690
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2691
            if (compare_cmd(args[0], cmd->name))
2692
                goto found;
2693
        }
2694
        return;
2695
    found:
2696
        ptype = cmd->args_type;
2697
        for(i = 0; i < nb_args - 2; i++) {
2698
            if (*ptype != '\0') {
2699
                ptype++;
2700
                while (*ptype == '?')
2701
                    ptype++;
2702
            }
2703
        }
2704
        str = args[nb_args - 1];
2705
        switch(*ptype) {
2706
        case 'F':
2707
            /* file completion */
2708
            completion_index = strlen(str);
2709
            file_completion(str);
2710
            break;
2711
        case 'B':
2712
            /* block device name completion */
2713
            completion_index = strlen(str);
2714
            bdrv_iterate(block_completion_it, (void *)str);
2715
            break;
2716
        case 's':
2717
            /* XXX: more generic ? */
2718
            if (!strcmp(cmd->name, "info")) {
2719
                completion_index = strlen(str);
2720
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2721
                    cmd_completion(str, cmd->name);
2722
                }
2723
            } else if (!strcmp(cmd->name, "sendkey")) {
2724
                completion_index = strlen(str);
2725
                for(key = key_defs; key->name != NULL; key++) {
2726
                    cmd_completion(str, key->name);
2727
                }
2728
            }
2729
            break;
2730
        default:
2731
            break;
2732
        }
2733
    }
2734
    for(i = 0; i < nb_args; i++)
2735
        qemu_free(args[i]);
2736
}
2737

    
2738
static int term_can_read(void *opaque)
2739
{
2740
    return 128;
2741
}
2742

    
2743
static void term_read(void *opaque, const uint8_t *buf, int size)
2744
{
2745
    int i;
2746
    for(i = 0; i < size; i++)
2747
        readline_handle_byte(buf[i]);
2748
}
2749

    
2750
static int monitor_suspended;
2751

    
2752
static void monitor_handle_command1(void *opaque, const char *cmdline)
2753
{
2754
    monitor_handle_command(cmdline);
2755
    if (!monitor_suspended)
2756
        monitor_start_input();
2757
    else
2758
        monitor_suspended = 2;
2759
}
2760

    
2761
void monitor_suspend(void)
2762
{
2763
    monitor_suspended = 1;
2764
}
2765

    
2766
void monitor_resume(void)
2767
{
2768
    if (monitor_suspended == 2)
2769
        monitor_start_input();
2770
    monitor_suspended = 0;
2771
}
2772

    
2773
static void monitor_start_input(void)
2774
{
2775
    readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2776
}
2777

    
2778
static void term_event(void *opaque, int event)
2779
{
2780
    if (event != CHR_EVENT_RESET)
2781
        return;
2782

    
2783
    if (!hide_banner)
2784
            term_printf("QEMU %s monitor - type 'help' for more information\n",
2785
                        QEMU_VERSION);
2786
    monitor_start_input();
2787
}
2788

    
2789
static int is_first_init = 1;
2790

    
2791
void monitor_init(CharDriverState *hd, int show_banner)
2792
{
2793
    int i;
2794

    
2795
    if (is_first_init) {
2796
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2797
        if (!key_timer)
2798
            return;
2799
        for (i = 0; i < MAX_MON; i++) {
2800
            monitor_hd[i] = NULL;
2801
        }
2802
        is_first_init = 0;
2803
    }
2804
    for (i = 0; i < MAX_MON; i++) {
2805
        if (monitor_hd[i] == NULL) {
2806
            monitor_hd[i] = hd;
2807
            break;
2808
        }
2809
    }
2810

    
2811
    hide_banner = !show_banner;
2812

    
2813
    qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2814

    
2815
    readline_start("", 0, monitor_handle_command1, NULL);
2816
}
2817

    
2818
/* XXX: use threads ? */
2819
/* modal monitor readline */
2820
static int monitor_readline_started;
2821
static char *monitor_readline_buf;
2822
static int monitor_readline_buf_size;
2823

    
2824
static void monitor_readline_cb(void *opaque, const char *input)
2825
{
2826
    pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2827
    monitor_readline_started = 0;
2828
}
2829

    
2830
void monitor_readline(const char *prompt, int is_password,
2831
                      char *buf, int buf_size)
2832
{
2833
    int i;
2834
    int old_focus[MAX_MON];
2835

    
2836
    if (is_password) {
2837
        for (i = 0; i < MAX_MON; i++) {
2838
            old_focus[i] = 0;
2839
            if (monitor_hd[i]) {
2840
                old_focus[i] = monitor_hd[i]->focus;
2841
                monitor_hd[i]->focus = 0;
2842
                qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2843
            }
2844
        }
2845
    }
2846

    
2847
    readline_start(prompt, is_password, monitor_readline_cb, NULL);
2848
    monitor_readline_buf = buf;
2849
    monitor_readline_buf_size = buf_size;
2850
    monitor_readline_started = 1;
2851
    while (monitor_readline_started) {
2852
        main_loop_wait(10);
2853
    }
2854
    /* restore original focus */
2855
    if (is_password) {
2856
        for (i = 0; i < MAX_MON; i++)
2857
            if (old_focus[i])
2858
                monitor_hd[i]->focus = old_focus[i];
2859
    }
2860
}