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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
#if defined(TARGET_I386)
256
static void do_info_hpet(void)
257
{
258
    term_printf("HPET is %s by QEMU\n", (no_hpet) ? "disabled" : "enabled");
259
}
260
#endif
261

    
262
static void do_info_uuid(void)
263
{
264
    term_printf(UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1], qemu_uuid[2],
265
            qemu_uuid[3], qemu_uuid[4], qemu_uuid[5], qemu_uuid[6],
266
            qemu_uuid[7], qemu_uuid[8], qemu_uuid[9], qemu_uuid[10],
267
            qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], qemu_uuid[14],
268
            qemu_uuid[15]);
269
}
270

    
271
static void do_info_block(void)
272
{
273
    bdrv_info();
274
}
275

    
276
static void do_info_blockstats(void)
277
{
278
    bdrv_info_stats();
279
}
280

    
281
/* get the current CPU defined by the user */
282
static int mon_set_cpu(int cpu_index)
283
{
284
    CPUState *env;
285

    
286
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
287
        if (env->cpu_index == cpu_index) {
288
            mon_cpu = env;
289
            return 0;
290
        }
291
    }
292
    return -1;
293
}
294

    
295
static CPUState *mon_get_cpu(void)
296
{
297
    if (!mon_cpu) {
298
        mon_set_cpu(0);
299
    }
300
    return mon_cpu;
301
}
302

    
303
static void do_info_registers(void)
304
{
305
    CPUState *env;
306
    env = mon_get_cpu();
307
    if (!env)
308
        return;
309
#ifdef TARGET_I386
310
    cpu_dump_state(env, NULL, monitor_fprintf,
311
                   X86_DUMP_FPU);
312
#else
313
    cpu_dump_state(env, NULL, monitor_fprintf,
314
                   0);
315
#endif
316
}
317

    
318
static void do_info_cpus(void)
319
{
320
    CPUState *env;
321

    
322
    /* just to set the default cpu if not already done */
323
    mon_get_cpu();
324

    
325
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
326
        term_printf("%c CPU #%d:",
327
                    (env == mon_cpu) ? '*' : ' ',
328
                    env->cpu_index);
329
#if defined(TARGET_I386)
330
        term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
331
#elif defined(TARGET_PPC)
332
        term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
333
#elif defined(TARGET_SPARC)
334
        term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
335
#elif defined(TARGET_MIPS)
336
        term_printf(" PC=0x" TARGET_FMT_lx, env->active_tc.PC);
337
#endif
338
        if (env->halted)
339
            term_printf(" (halted)");
340
        term_printf("\n");
341
    }
342
}
343

    
344
static void do_cpu_set(int index)
345
{
346
    if (mon_set_cpu(index) < 0)
347
        term_printf("Invalid CPU index\n");
348
}
349

    
350
static void do_info_jit(void)
351
{
352
    dump_exec_info(NULL, monitor_fprintf);
353
}
354

    
355
static void do_info_history (void)
356
{
357
    int i;
358
    const char *str;
359

    
360
    i = 0;
361
    for(;;) {
362
        str = readline_get_history(i);
363
        if (!str)
364
            break;
365
        term_printf("%d: '%s'\n", i, str);
366
        i++;
367
    }
368
}
369

    
370
#if defined(TARGET_PPC)
371
/* XXX: not implemented in other targets */
372
static void do_info_cpu_stats (void)
373
{
374
    CPUState *env;
375

    
376
    env = mon_get_cpu();
377
    cpu_dump_statistics(env, NULL, &monitor_fprintf, 0);
378
}
379
#endif
380

    
381
static void do_quit(void)
382
{
383
    exit(0);
384
}
385

    
386
static int eject_device(BlockDriverState *bs, int force)
387
{
388
    if (bdrv_is_inserted(bs)) {
389
        if (!force) {
390
            if (!bdrv_is_removable(bs)) {
391
                term_printf("device is not removable\n");
392
                return -1;
393
            }
394
            if (bdrv_is_locked(bs)) {
395
                term_printf("device is locked\n");
396
                return -1;
397
            }
398
        }
399
        bdrv_close(bs);
400
    }
401
    return 0;
402
}
403

    
404
static void do_eject(int force, const char *filename)
405
{
406
    BlockDriverState *bs;
407

    
408
    bs = bdrv_find(filename);
409
    if (!bs) {
410
        term_printf("device not found\n");
411
        return;
412
    }
413
    eject_device(bs, force);
414
}
415

    
416
static void do_change_block(const char *device, const char *filename, const char *fmt)
417
{
418
    BlockDriverState *bs;
419
    BlockDriver *drv = NULL;
420

    
421
    bs = bdrv_find(device);
422
    if (!bs) {
423
        term_printf("device not found\n");
424
        return;
425
    }
426
    if (fmt) {
427
        drv = bdrv_find_format(fmt);
428
        if (!drv) {
429
            term_printf("invalid format %s\n", fmt);
430
            return;
431
        }
432
    }
433
    if (eject_device(bs, 0) < 0)
434
        return;
435
    bdrv_open2(bs, filename, 0, drv);
436
    qemu_key_check(bs, filename);
437
}
438

    
439
static void do_change_vnc(const char *target, const char *arg)
440
{
441
    if (strcmp(target, "passwd") == 0 ||
442
        strcmp(target, "password") == 0) {
443
        char password[9];
444
        if (arg) {
445
            strncpy(password, arg, sizeof(password));
446
            password[sizeof(password) - 1] = '\0';
447
        } else
448
            monitor_readline("Password: ", 1, password, sizeof(password));
449
        if (vnc_display_password(NULL, password) < 0)
450
            term_printf("could not set VNC server password\n");
451
    } else {
452
        if (vnc_display_open(NULL, target) < 0)
453
            term_printf("could not start VNC server on %s\n", target);
454
    }
455
}
456

    
457
static void do_change(const char *device, const char *target, const char *arg)
458
{
459
    if (strcmp(device, "vnc") == 0) {
460
        do_change_vnc(target, arg);
461
    } else {
462
        do_change_block(device, target, arg);
463
    }
464
}
465

    
466
static void do_screen_dump(const char *filename)
467
{
468
    vga_hw_screen_dump(filename);
469
}
470

    
471
static void do_logfile(const char *filename)
472
{
473
    cpu_set_log_filename(filename);
474
}
475

    
476
static void do_log(const char *items)
477
{
478
    int mask;
479

    
480
    if (!strcmp(items, "none")) {
481
        mask = 0;
482
    } else {
483
        mask = cpu_str_to_log_mask(items);
484
        if (!mask) {
485
            help_cmd("log");
486
            return;
487
        }
488
    }
489
    cpu_set_log(mask);
490
}
491

    
492
static void do_stop(void)
493
{
494
    vm_stop(EXCP_INTERRUPT);
495
}
496

    
497
static void do_cont(void)
498
{
499
    vm_start();
500
}
501

    
502
#ifdef CONFIG_GDBSTUB
503
static void do_gdbserver(const char *port)
504
{
505
    if (!port)
506
        port = DEFAULT_GDBSTUB_PORT;
507
    if (gdbserver_start(port) < 0) {
508
        qemu_printf("Could not open gdbserver socket on port '%s'\n", port);
509
    } else {
510
        qemu_printf("Waiting gdb connection on port '%s'\n", port);
511
    }
512
}
513
#endif
514

    
515
static void term_printc(int c)
516
{
517
    term_printf("'");
518
    switch(c) {
519
    case '\'':
520
        term_printf("\\'");
521
        break;
522
    case '\\':
523
        term_printf("\\\\");
524
        break;
525
    case '\n':
526
        term_printf("\\n");
527
        break;
528
    case '\r':
529
        term_printf("\\r");
530
        break;
531
    default:
532
        if (c >= 32 && c <= 126) {
533
            term_printf("%c", c);
534
        } else {
535
            term_printf("\\x%02x", c);
536
        }
537
        break;
538
    }
539
    term_printf("'");
540
}
541

    
542
static void memory_dump(int count, int format, int wsize,
543
                        target_phys_addr_t addr, int is_physical)
544
{
545
    CPUState *env;
546
    int nb_per_line, l, line_size, i, max_digits, len;
547
    uint8_t buf[16];
548
    uint64_t v;
549

    
550
    if (format == 'i') {
551
        int flags;
552
        flags = 0;
553
        env = mon_get_cpu();
554
        if (!env && !is_physical)
555
            return;
556
#ifdef TARGET_I386
557
        if (wsize == 2) {
558
            flags = 1;
559
        } else if (wsize == 4) {
560
            flags = 0;
561
        } else {
562
            /* as default we use the current CS size */
563
            flags = 0;
564
            if (env) {
565
#ifdef TARGET_X86_64
566
                if ((env->efer & MSR_EFER_LMA) &&
567
                    (env->segs[R_CS].flags & DESC_L_MASK))
568
                    flags = 2;
569
                else
570
#endif
571
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
572
                    flags = 1;
573
            }
574
        }
575
#endif
576
        monitor_disas(env, addr, count, is_physical, flags);
577
        return;
578
    }
579

    
580
    len = wsize * count;
581
    if (wsize == 1)
582
        line_size = 8;
583
    else
584
        line_size = 16;
585
    nb_per_line = line_size / wsize;
586
    max_digits = 0;
587

    
588
    switch(format) {
589
    case 'o':
590
        max_digits = (wsize * 8 + 2) / 3;
591
        break;
592
    default:
593
    case 'x':
594
        max_digits = (wsize * 8) / 4;
595
        break;
596
    case 'u':
597
    case 'd':
598
        max_digits = (wsize * 8 * 10 + 32) / 33;
599
        break;
600
    case 'c':
601
        wsize = 1;
602
        break;
603
    }
604

    
605
    while (len > 0) {
606
        if (is_physical)
607
            term_printf(TARGET_FMT_plx ":", addr);
608
        else
609
            term_printf(TARGET_FMT_lx ":", (target_ulong)addr);
610
        l = len;
611
        if (l > line_size)
612
            l = line_size;
613
        if (is_physical) {
614
            cpu_physical_memory_rw(addr, buf, l, 0);
615
        } else {
616
            env = mon_get_cpu();
617
            if (!env)
618
                break;
619
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
620
                term_printf(" Cannot access memory\n");
621
                break;
622
            }
623
        }
624
        i = 0;
625
        while (i < l) {
626
            switch(wsize) {
627
            default:
628
            case 1:
629
                v = ldub_raw(buf + i);
630
                break;
631
            case 2:
632
                v = lduw_raw(buf + i);
633
                break;
634
            case 4:
635
                v = (uint32_t)ldl_raw(buf + i);
636
                break;
637
            case 8:
638
                v = ldq_raw(buf + i);
639
                break;
640
            }
641
            term_printf(" ");
642
            switch(format) {
643
            case 'o':
644
                term_printf("%#*" PRIo64, max_digits, v);
645
                break;
646
            case 'x':
647
                term_printf("0x%0*" PRIx64, max_digits, v);
648
                break;
649
            case 'u':
650
                term_printf("%*" PRIu64, max_digits, v);
651
                break;
652
            case 'd':
653
                term_printf("%*" PRId64, max_digits, v);
654
                break;
655
            case 'c':
656
                term_printc(v);
657
                break;
658
            }
659
            i += wsize;
660
        }
661
        term_printf("\n");
662
        addr += l;
663
        len -= l;
664
    }
665
}
666

    
667
#if TARGET_LONG_BITS == 64
668
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
669
#else
670
#define GET_TLONG(h, l) (l)
671
#endif
672

    
673
static void do_memory_dump(int count, int format, int size,
674
                           uint32_t addrh, uint32_t addrl)
675
{
676
    target_long addr = GET_TLONG(addrh, addrl);
677
    memory_dump(count, format, size, addr, 0);
678
}
679

    
680
#if TARGET_PHYS_ADDR_BITS > 32
681
#define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
682
#else
683
#define GET_TPHYSADDR(h, l) (l)
684
#endif
685

    
686
static void do_physical_memory_dump(int count, int format, int size,
687
                                    uint32_t addrh, uint32_t addrl)
688

    
689
{
690
    target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
691
    memory_dump(count, format, size, addr, 1);
692
}
693

    
694
static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
695
{
696
    target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
697
#if TARGET_PHYS_ADDR_BITS == 32
698
    switch(format) {
699
    case 'o':
700
        term_printf("%#o", val);
701
        break;
702
    case 'x':
703
        term_printf("%#x", val);
704
        break;
705
    case 'u':
706
        term_printf("%u", val);
707
        break;
708
    default:
709
    case 'd':
710
        term_printf("%d", val);
711
        break;
712
    case 'c':
713
        term_printc(val);
714
        break;
715
    }
716
#else
717
    switch(format) {
718
    case 'o':
719
        term_printf("%#" PRIo64, val);
720
        break;
721
    case 'x':
722
        term_printf("%#" PRIx64, val);
723
        break;
724
    case 'u':
725
        term_printf("%" PRIu64, val);
726
        break;
727
    default:
728
    case 'd':
729
        term_printf("%" PRId64, val);
730
        break;
731
    case 'c':
732
        term_printc(val);
733
        break;
734
    }
735
#endif
736
    term_printf("\n");
737
}
738

    
739
static void do_memory_save(unsigned int valh, unsigned int vall,
740
                           uint32_t size, const char *filename)
741
{
742
    FILE *f;
743
    target_long addr = GET_TLONG(valh, vall);
744
    uint32_t l;
745
    CPUState *env;
746
    uint8_t buf[1024];
747

    
748
    env = mon_get_cpu();
749
    if (!env)
750
        return;
751

    
752
    f = fopen(filename, "wb");
753
    if (!f) {
754
        term_printf("could not open '%s'\n", filename);
755
        return;
756
    }
757
    while (size != 0) {
758
        l = sizeof(buf);
759
        if (l > size)
760
            l = size;
761
        cpu_memory_rw_debug(env, addr, buf, l, 0);
762
        fwrite(buf, 1, l, f);
763
        addr += l;
764
        size -= l;
765
    }
766
    fclose(f);
767
}
768

    
769
static void do_physical_memory_save(unsigned int valh, unsigned int vall,
770
                                    uint32_t size, const char *filename)
771
{
772
    FILE *f;
773
    uint32_t l;
774
    uint8_t buf[1024];
775
    target_phys_addr_t addr = GET_TPHYSADDR(valh, vall); 
776

    
777
    f = fopen(filename, "wb");
778
    if (!f) {
779
        term_printf("could not open '%s'\n", filename);
780
        return;
781
    }
782
    while (size != 0) {
783
        l = sizeof(buf);
784
        if (l > size)
785
            l = size;
786
        cpu_physical_memory_rw(addr, buf, l, 0);
787
        fwrite(buf, 1, l, f);
788
        fflush(f);
789
        addr += l;
790
        size -= l;
791
    }
792
    fclose(f);
793
}
794

    
795
static void do_sum(uint32_t start, uint32_t size)
796
{
797
    uint32_t addr;
798
    uint8_t buf[1];
799
    uint16_t sum;
800

    
801
    sum = 0;
802
    for(addr = start; addr < (start + size); addr++) {
803
        cpu_physical_memory_rw(addr, buf, 1, 0);
804
        /* BSD sum algorithm ('sum' Unix command) */
805
        sum = (sum >> 1) | (sum << 15);
806
        sum += buf[0];
807
    }
808
    term_printf("%05d\n", sum);
809
}
810

    
811
typedef struct {
812
    int keycode;
813
    const char *name;
814
} KeyDef;
815

    
816
static const KeyDef key_defs[] = {
817
    { 0x2a, "shift" },
818
    { 0x36, "shift_r" },
819

    
820
    { 0x38, "alt" },
821
    { 0xb8, "alt_r" },
822
    { 0x64, "altgr" },
823
    { 0xe4, "altgr_r" },
824
    { 0x1d, "ctrl" },
825
    { 0x9d, "ctrl_r" },
826

    
827
    { 0xdd, "menu" },
828

    
829
    { 0x01, "esc" },
830

    
831
    { 0x02, "1" },
832
    { 0x03, "2" },
833
    { 0x04, "3" },
834
    { 0x05, "4" },
835
    { 0x06, "5" },
836
    { 0x07, "6" },
837
    { 0x08, "7" },
838
    { 0x09, "8" },
839
    { 0x0a, "9" },
840
    { 0x0b, "0" },
841
    { 0x0c, "minus" },
842
    { 0x0d, "equal" },
843
    { 0x0e, "backspace" },
844

    
845
    { 0x0f, "tab" },
846
    { 0x10, "q" },
847
    { 0x11, "w" },
848
    { 0x12, "e" },
849
    { 0x13, "r" },
850
    { 0x14, "t" },
851
    { 0x15, "y" },
852
    { 0x16, "u" },
853
    { 0x17, "i" },
854
    { 0x18, "o" },
855
    { 0x19, "p" },
856

    
857
    { 0x1c, "ret" },
858

    
859
    { 0x1e, "a" },
860
    { 0x1f, "s" },
861
    { 0x20, "d" },
862
    { 0x21, "f" },
863
    { 0x22, "g" },
864
    { 0x23, "h" },
865
    { 0x24, "j" },
866
    { 0x25, "k" },
867
    { 0x26, "l" },
868

    
869
    { 0x2c, "z" },
870
    { 0x2d, "x" },
871
    { 0x2e, "c" },
872
    { 0x2f, "v" },
873
    { 0x30, "b" },
874
    { 0x31, "n" },
875
    { 0x32, "m" },
876
    { 0x33, "comma" },
877
    { 0x34, "dot" },
878
    { 0x35, "slash" },
879

    
880
    { 0x37, "asterisk" },
881

    
882
    { 0x39, "spc" },
883
    { 0x3a, "caps_lock" },
884
    { 0x3b, "f1" },
885
    { 0x3c, "f2" },
886
    { 0x3d, "f3" },
887
    { 0x3e, "f4" },
888
    { 0x3f, "f5" },
889
    { 0x40, "f6" },
890
    { 0x41, "f7" },
891
    { 0x42, "f8" },
892
    { 0x43, "f9" },
893
    { 0x44, "f10" },
894
    { 0x45, "num_lock" },
895
    { 0x46, "scroll_lock" },
896

    
897
    { 0xb5, "kp_divide" },
898
    { 0x37, "kp_multiply" },
899
    { 0x4a, "kp_subtract" },
900
    { 0x4e, "kp_add" },
901
    { 0x9c, "kp_enter" },
902
    { 0x53, "kp_decimal" },
903
    { 0x54, "sysrq" },
904

    
905
    { 0x52, "kp_0" },
906
    { 0x4f, "kp_1" },
907
    { 0x50, "kp_2" },
908
    { 0x51, "kp_3" },
909
    { 0x4b, "kp_4" },
910
    { 0x4c, "kp_5" },
911
    { 0x4d, "kp_6" },
912
    { 0x47, "kp_7" },
913
    { 0x48, "kp_8" },
914
    { 0x49, "kp_9" },
915

    
916
    { 0x56, "<" },
917

    
918
    { 0x57, "f11" },
919
    { 0x58, "f12" },
920

    
921
    { 0xb7, "print" },
922

    
923
    { 0xc7, "home" },
924
    { 0xc9, "pgup" },
925
    { 0xd1, "pgdn" },
926
    { 0xcf, "end" },
927

    
928
    { 0xcb, "left" },
929
    { 0xc8, "up" },
930
    { 0xd0, "down" },
931
    { 0xcd, "right" },
932

    
933
    { 0xd2, "insert" },
934
    { 0xd3, "delete" },
935
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
936
    { 0xf0, "stop" },
937
    { 0xf1, "again" },
938
    { 0xf2, "props" },
939
    { 0xf3, "undo" },
940
    { 0xf4, "front" },
941
    { 0xf5, "copy" },
942
    { 0xf6, "open" },
943
    { 0xf7, "paste" },
944
    { 0xf8, "find" },
945
    { 0xf9, "cut" },
946
    { 0xfa, "lf" },
947
    { 0xfb, "help" },
948
    { 0xfc, "meta_l" },
949
    { 0xfd, "meta_r" },
950
    { 0xfe, "compose" },
951
#endif
952
    { 0, NULL },
953
};
954

    
955
static int get_keycode(const char *key)
956
{
957
    const KeyDef *p;
958
    char *endp;
959
    int ret;
960

    
961
    for(p = key_defs; p->name != NULL; p++) {
962
        if (!strcmp(key, p->name))
963
            return p->keycode;
964
    }
965
    if (strstart(key, "0x", NULL)) {
966
        ret = strtoul(key, &endp, 0);
967
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
968
            return ret;
969
    }
970
    return -1;
971
}
972

    
973
#define MAX_KEYCODES 16
974
static uint8_t keycodes[MAX_KEYCODES];
975
static int nb_pending_keycodes;
976
static QEMUTimer *key_timer;
977

    
978
static void release_keys(void *opaque)
979
{
980
    int keycode;
981

    
982
    while (nb_pending_keycodes > 0) {
983
        nb_pending_keycodes--;
984
        keycode = keycodes[nb_pending_keycodes];
985
        if (keycode & 0x80)
986
            kbd_put_keycode(0xe0);
987
        kbd_put_keycode(keycode | 0x80);
988
    }
989
}
990

    
991
static void do_sendkey(const char *string, int has_hold_time, int hold_time)
992
{
993
    char keyname_buf[16];
994
    char *separator;
995
    int keyname_len, keycode, i;
996

    
997
    if (nb_pending_keycodes > 0) {
998
        qemu_del_timer(key_timer);
999
        release_keys(NULL);
1000
    }
1001
    if (!has_hold_time)
1002
        hold_time = 100;
1003
    i = 0;
1004
    while (1) {
1005
        separator = strchr(string, '-');
1006
        keyname_len = separator ? separator - string : strlen(string);
1007
        if (keyname_len > 0) {
1008
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1009
            if (keyname_len > sizeof(keyname_buf) - 1) {
1010
                term_printf("invalid key: '%s...'\n", keyname_buf);
1011
                return;
1012
            }
1013
            if (i == MAX_KEYCODES) {
1014
                term_printf("too many keys\n");
1015
                return;
1016
            }
1017
            keyname_buf[keyname_len] = 0;
1018
            keycode = get_keycode(keyname_buf);
1019
            if (keycode < 0) {
1020
                term_printf("unknown key: '%s'\n", keyname_buf);
1021
                return;
1022
            }
1023
            keycodes[i++] = keycode;
1024
        }
1025
        if (!separator)
1026
            break;
1027
        string = separator + 1;
1028
    }
1029
    nb_pending_keycodes = i;
1030
    /* key down events */
1031
    for (i = 0; i < nb_pending_keycodes; i++) {
1032
        keycode = keycodes[i];
1033
        if (keycode & 0x80)
1034
            kbd_put_keycode(0xe0);
1035
        kbd_put_keycode(keycode & 0x7f);
1036
    }
1037
    /* delayed key up events */
1038
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1039
                    muldiv64(ticks_per_sec, hold_time, 1000));
1040
}
1041

    
1042
static int mouse_button_state;
1043

    
1044
static void do_mouse_move(const char *dx_str, const char *dy_str,
1045
                          const char *dz_str)
1046
{
1047
    int dx, dy, dz;
1048
    dx = strtol(dx_str, NULL, 0);
1049
    dy = strtol(dy_str, NULL, 0);
1050
    dz = 0;
1051
    if (dz_str)
1052
        dz = strtol(dz_str, NULL, 0);
1053
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1054
}
1055

    
1056
static void do_mouse_button(int button_state)
1057
{
1058
    mouse_button_state = button_state;
1059
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1060
}
1061

    
1062
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
1063
{
1064
    uint32_t val;
1065
    int suffix;
1066

    
1067
    if (has_index) {
1068
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
1069
        addr++;
1070
    }
1071
    addr &= 0xffff;
1072

    
1073
    switch(size) {
1074
    default:
1075
    case 1:
1076
        val = cpu_inb(NULL, addr);
1077
        suffix = 'b';
1078
        break;
1079
    case 2:
1080
        val = cpu_inw(NULL, addr);
1081
        suffix = 'w';
1082
        break;
1083
    case 4:
1084
        val = cpu_inl(NULL, addr);
1085
        suffix = 'l';
1086
        break;
1087
    }
1088
    term_printf("port%c[0x%04x] = %#0*x\n",
1089
                suffix, addr, size * 2, val);
1090
}
1091

    
1092
/* boot_set handler */
1093
static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1094
static void *boot_opaque;
1095

    
1096
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1097
{
1098
    qemu_boot_set_handler = func;
1099
    boot_opaque = opaque;
1100
}
1101

    
1102
static void do_boot_set(const char *bootdevice)
1103
{
1104
    int res;
1105

    
1106
    if (qemu_boot_set_handler)  {
1107
        res = qemu_boot_set_handler(boot_opaque, bootdevice);
1108
        if (res == 0)
1109
            term_printf("boot device list now set to %s\n", bootdevice);
1110
        else
1111
            term_printf("setting boot device list failed with error %i\n", res);
1112
    } else {
1113
        term_printf("no function defined to set boot device list for this architecture\n");
1114
    }
1115
}
1116

    
1117
static void do_system_reset(void)
1118
{
1119
    qemu_system_reset_request();
1120
}
1121

    
1122
static void do_system_powerdown(void)
1123
{
1124
    qemu_system_powerdown_request();
1125
}
1126

    
1127
#if defined(TARGET_I386)
1128
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1129
{
1130
    term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1131
                addr,
1132
                pte & mask,
1133
                pte & PG_GLOBAL_MASK ? 'G' : '-',
1134
                pte & PG_PSE_MASK ? 'P' : '-',
1135
                pte & PG_DIRTY_MASK ? 'D' : '-',
1136
                pte & PG_ACCESSED_MASK ? 'A' : '-',
1137
                pte & PG_PCD_MASK ? 'C' : '-',
1138
                pte & PG_PWT_MASK ? 'T' : '-',
1139
                pte & PG_USER_MASK ? 'U' : '-',
1140
                pte & PG_RW_MASK ? 'W' : '-');
1141
}
1142

    
1143
static void tlb_info(void)
1144
{
1145
    CPUState *env;
1146
    int l1, l2;
1147
    uint32_t pgd, pde, pte;
1148

    
1149
    env = mon_get_cpu();
1150
    if (!env)
1151
        return;
1152

    
1153
    if (!(env->cr[0] & CR0_PG_MASK)) {
1154
        term_printf("PG disabled\n");
1155
        return;
1156
    }
1157
    pgd = env->cr[3] & ~0xfff;
1158
    for(l1 = 0; l1 < 1024; l1++) {
1159
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1160
        pde = le32_to_cpu(pde);
1161
        if (pde & PG_PRESENT_MASK) {
1162
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1163
                print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1164
            } else {
1165
                for(l2 = 0; l2 < 1024; l2++) {
1166
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1167
                                             (uint8_t *)&pte, 4);
1168
                    pte = le32_to_cpu(pte);
1169
                    if (pte & PG_PRESENT_MASK) {
1170
                        print_pte((l1 << 22) + (l2 << 12),
1171
                                  pte & ~PG_PSE_MASK,
1172
                                  ~0xfff);
1173
                    }
1174
                }
1175
            }
1176
        }
1177
    }
1178
}
1179

    
1180
static void mem_print(uint32_t *pstart, int *plast_prot,
1181
                      uint32_t end, int prot)
1182
{
1183
    int prot1;
1184
    prot1 = *plast_prot;
1185
    if (prot != prot1) {
1186
        if (*pstart != -1) {
1187
            term_printf("%08x-%08x %08x %c%c%c\n",
1188
                        *pstart, end, end - *pstart,
1189
                        prot1 & PG_USER_MASK ? 'u' : '-',
1190
                        'r',
1191
                        prot1 & PG_RW_MASK ? 'w' : '-');
1192
        }
1193
        if (prot != 0)
1194
            *pstart = end;
1195
        else
1196
            *pstart = -1;
1197
        *plast_prot = prot;
1198
    }
1199
}
1200

    
1201
static void mem_info(void)
1202
{
1203
    CPUState *env;
1204
    int l1, l2, prot, last_prot;
1205
    uint32_t pgd, pde, pte, start, end;
1206

    
1207
    env = mon_get_cpu();
1208
    if (!env)
1209
        return;
1210

    
1211
    if (!(env->cr[0] & CR0_PG_MASK)) {
1212
        term_printf("PG disabled\n");
1213
        return;
1214
    }
1215
    pgd = env->cr[3] & ~0xfff;
1216
    last_prot = 0;
1217
    start = -1;
1218
    for(l1 = 0; l1 < 1024; l1++) {
1219
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1220
        pde = le32_to_cpu(pde);
1221
        end = l1 << 22;
1222
        if (pde & PG_PRESENT_MASK) {
1223
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1224
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1225
                mem_print(&start, &last_prot, end, prot);
1226
            } else {
1227
                for(l2 = 0; l2 < 1024; l2++) {
1228
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1229
                                             (uint8_t *)&pte, 4);
1230
                    pte = le32_to_cpu(pte);
1231
                    end = (l1 << 22) + (l2 << 12);
1232
                    if (pte & PG_PRESENT_MASK) {
1233
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1234
                    } else {
1235
                        prot = 0;
1236
                    }
1237
                    mem_print(&start, &last_prot, end, prot);
1238
                }
1239
            }
1240
        } else {
1241
            prot = 0;
1242
            mem_print(&start, &last_prot, end, prot);
1243
        }
1244
    }
1245
}
1246
#endif
1247

    
1248
static void do_info_kqemu(void)
1249
{
1250
#ifdef USE_KQEMU
1251
    CPUState *env;
1252
    int val;
1253
    val = 0;
1254
    env = mon_get_cpu();
1255
    if (!env) {
1256
        term_printf("No cpu initialized yet");
1257
        return;
1258
    }
1259
    val = env->kqemu_enabled;
1260
    term_printf("kqemu support: ");
1261
    switch(val) {
1262
    default:
1263
    case 0:
1264
        term_printf("disabled\n");
1265
        break;
1266
    case 1:
1267
        term_printf("enabled for user code\n");
1268
        break;
1269
    case 2:
1270
        term_printf("enabled for user and kernel code\n");
1271
        break;
1272
    }
1273
#else
1274
    term_printf("kqemu support: not compiled\n");
1275
#endif
1276
}
1277

    
1278
static void do_info_kvm(void)
1279
{
1280
#ifdef CONFIG_KVM
1281
    term_printf("kvm support: ");
1282
    if (kvm_enabled())
1283
        term_printf("enabled\n");
1284
    else
1285
        term_printf("disabled\n");
1286
#else
1287
    term_printf("kvm support: not compiled\n");
1288
#endif
1289
}
1290

    
1291
#ifdef CONFIG_PROFILER
1292

    
1293
int64_t kqemu_time;
1294
int64_t qemu_time;
1295
int64_t kqemu_exec_count;
1296
int64_t dev_time;
1297
int64_t kqemu_ret_int_count;
1298
int64_t kqemu_ret_excp_count;
1299
int64_t kqemu_ret_intr_count;
1300

    
1301
static void do_info_profile(void)
1302
{
1303
    int64_t total;
1304
    total = qemu_time;
1305
    if (total == 0)
1306
        total = 1;
1307
    term_printf("async time  %" PRId64 " (%0.3f)\n",
1308
                dev_time, dev_time / (double)ticks_per_sec);
1309
    term_printf("qemu time   %" PRId64 " (%0.3f)\n",
1310
                qemu_time, qemu_time / (double)ticks_per_sec);
1311
    term_printf("kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1312
                kqemu_time, kqemu_time / (double)ticks_per_sec,
1313
                kqemu_time / (double)total * 100.0,
1314
                kqemu_exec_count,
1315
                kqemu_ret_int_count,
1316
                kqemu_ret_excp_count,
1317
                kqemu_ret_intr_count);
1318
    qemu_time = 0;
1319
    kqemu_time = 0;
1320
    kqemu_exec_count = 0;
1321
    dev_time = 0;
1322
    kqemu_ret_int_count = 0;
1323
    kqemu_ret_excp_count = 0;
1324
    kqemu_ret_intr_count = 0;
1325
#ifdef USE_KQEMU
1326
    kqemu_record_dump();
1327
#endif
1328
}
1329
#else
1330
static void do_info_profile(void)
1331
{
1332
    term_printf("Internal profiler not compiled\n");
1333
}
1334
#endif
1335

    
1336
/* Capture support */
1337
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1338

    
1339
static void do_info_capture (void)
1340
{
1341
    int i;
1342
    CaptureState *s;
1343

    
1344
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1345
        term_printf ("[%d]: ", i);
1346
        s->ops.info (s->opaque);
1347
    }
1348
}
1349

    
1350
static void do_stop_capture (int n)
1351
{
1352
    int i;
1353
    CaptureState *s;
1354

    
1355
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1356
        if (i == n) {
1357
            s->ops.destroy (s->opaque);
1358
            LIST_REMOVE (s, entries);
1359
            qemu_free (s);
1360
            return;
1361
        }
1362
    }
1363
}
1364

    
1365
#ifdef HAS_AUDIO
1366
static void do_wav_capture (const char *path,
1367
                            int has_freq, int freq,
1368
                            int has_bits, int bits,
1369
                            int has_channels, int nchannels)
1370
{
1371
    CaptureState *s;
1372

    
1373
    s = qemu_mallocz (sizeof (*s));
1374
    if (!s) {
1375
        term_printf ("Not enough memory to add wave capture\n");
1376
        return;
1377
    }
1378

    
1379
    freq = has_freq ? freq : 44100;
1380
    bits = has_bits ? bits : 16;
1381
    nchannels = has_channels ? nchannels : 2;
1382

    
1383
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1384
        term_printf ("Faied to add wave capture\n");
1385
        qemu_free (s);
1386
    }
1387
    LIST_INSERT_HEAD (&capture_head, s, entries);
1388
}
1389
#endif
1390

    
1391
#if defined(TARGET_I386)
1392
static void do_inject_nmi(int cpu_index)
1393
{
1394
    CPUState *env;
1395

    
1396
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1397
        if (env->cpu_index == cpu_index) {
1398
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1399
            break;
1400
        }
1401
}
1402
#endif
1403

    
1404
static void do_info_status(void)
1405
{
1406
    if (vm_running)
1407
       term_printf("VM status: running\n");
1408
    else
1409
       term_printf("VM status: paused\n");
1410
}
1411

    
1412

    
1413
static void do_balloon(int value)
1414
{
1415
    ram_addr_t target = value;
1416
    qemu_balloon(target << 20);
1417
}
1418

    
1419
static void do_info_balloon(void)
1420
{
1421
    ram_addr_t actual;
1422

    
1423
    actual = qemu_balloon_status();
1424
    if (kvm_enabled() && !kvm_has_sync_mmu())
1425
        term_printf("Using KVM without synchronous MMU, ballooning disabled\n");
1426
    else if (actual == 0)
1427
        term_printf("Ballooning not activated in VM\n");
1428
    else
1429
        term_printf("balloon: actual=%d\n", (int)(actual >> 20));
1430
}
1431

    
1432
static const term_cmd_t term_cmds[] = {
1433
    { "help|?", "s?", do_help,
1434
      "[cmd]", "show the help" },
1435
    { "commit", "s", do_commit,
1436
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1437
    { "info", "s?", do_info,
1438
      "subcommand", "show various information about the system state" },
1439
    { "q|quit", "", do_quit,
1440
      "", "quit the emulator" },
1441
    { "eject", "-fB", do_eject,
1442
      "[-f] device", "eject a removable medium (use -f to force it)" },
1443
    { "change", "BFs?", do_change,
1444
      "device filename [format]", "change a removable medium, optional format" },
1445
    { "screendump", "F", do_screen_dump,
1446
      "filename", "save screen into PPM image 'filename'" },
1447
    { "logfile", "F", do_logfile,
1448
      "filename", "output logs to 'filename'" },
1449
    { "log", "s", do_log,
1450
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1451
    { "savevm", "s?", do_savevm,
1452
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1453
    { "loadvm", "s", do_loadvm,
1454
      "tag|id", "restore a VM snapshot from its tag or id" },
1455
    { "delvm", "s", do_delvm,
1456
      "tag|id", "delete a VM snapshot from its tag or id" },
1457
    { "stop", "", do_stop,
1458
      "", "stop emulation", },
1459
    { "c|cont", "", do_cont,
1460
      "", "resume emulation", },
1461
#ifdef CONFIG_GDBSTUB
1462
    { "gdbserver", "s?", do_gdbserver,
1463
      "[port]", "start gdbserver session (default port=1234)", },
1464
#endif
1465
    { "x", "/l", do_memory_dump,
1466
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1467
    { "xp", "/l", do_physical_memory_dump,
1468
      "/fmt addr", "physical memory dump starting at 'addr'", },
1469
    { "p|print", "/l", do_print,
1470
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1471
    { "i", "/ii.", do_ioport_read,
1472
      "/fmt addr", "I/O port read" },
1473

    
1474
    { "sendkey", "si?", do_sendkey,
1475
      "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1476
    { "system_reset", "", do_system_reset,
1477
      "", "reset the system" },
1478
    { "system_powerdown", "", do_system_powerdown,
1479
      "", "send system power down event" },
1480
    { "sum", "ii", do_sum,
1481
      "addr size", "compute the checksum of a memory region" },
1482
    { "usb_add", "s", do_usb_add,
1483
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1484
    { "usb_del", "s", do_usb_del,
1485
      "device", "remove USB device 'bus.addr'" },
1486
    { "cpu", "i", do_cpu_set,
1487
      "index", "set the default CPU" },
1488
    { "mouse_move", "sss?", do_mouse_move,
1489
      "dx dy [dz]", "send mouse move events" },
1490
    { "mouse_button", "i", do_mouse_button,
1491
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1492
    { "mouse_set", "i", do_mouse_set,
1493
      "index", "set which mouse device receives events" },
1494
#ifdef HAS_AUDIO
1495
    { "wavcapture", "si?i?i?", do_wav_capture,
1496
      "path [frequency bits channels]",
1497
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1498
#endif
1499
     { "stopcapture", "i", do_stop_capture,
1500
       "capture index", "stop capture" },
1501
    { "memsave", "lis", do_memory_save,
1502
      "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1503
    { "pmemsave", "lis", do_physical_memory_save,
1504
      "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1505
    { "boot_set", "s", do_boot_set,
1506
      "bootdevice", "define new values for the boot device list" },
1507
#if defined(TARGET_I386)
1508
    { "nmi", "i", do_inject_nmi,
1509
      "cpu", "inject an NMI on the given CPU", },
1510
#endif
1511
    { "migrate", "-ds", do_migrate,
1512
      "[-d] uri", "migrate to URI (using -d to not wait for completion)" },
1513
    { "migrate_cancel", "", do_migrate_cancel,
1514
      "", "cancel the current VM migration" },
1515
    { "migrate_set_speed", "s", do_migrate_set_speed,
1516
      "value", "set maximum speed (in bytes) for migrations" },
1517
    { "balloon", "i", do_balloon,
1518
      "target", "request VM to change it's memory allocation (in MB)" },
1519
    { NULL, NULL, },
1520
};
1521

    
1522
static const term_cmd_t info_cmds[] = {
1523
    { "version", "", do_info_version,
1524
      "", "show the version of qemu" },
1525
    { "network", "", do_info_network,
1526
      "", "show the network state" },
1527
    { "chardev", "", qemu_chr_info,
1528
      "", "show the character devices" },
1529
    { "block", "", do_info_block,
1530
      "", "show the block devices" },
1531
    { "blockstats", "", do_info_blockstats,
1532
      "", "show block device statistics" },
1533
    { "registers", "", do_info_registers,
1534
      "", "show the cpu registers" },
1535
    { "cpus", "", do_info_cpus,
1536
      "", "show infos for each CPU" },
1537
    { "history", "", do_info_history,
1538
      "", "show the command line history", },
1539
    { "irq", "", irq_info,
1540
      "", "show the interrupts statistics (if available)", },
1541
    { "pic", "", pic_info,
1542
      "", "show i8259 (PIC) state", },
1543
    { "pci", "", pci_info,
1544
      "", "show PCI info", },
1545
#if defined(TARGET_I386)
1546
    { "tlb", "", tlb_info,
1547
      "", "show virtual to physical memory mappings", },
1548
    { "mem", "", mem_info,
1549
      "", "show the active virtual memory mappings", },
1550
    { "hpet", "", do_info_hpet,
1551
      "", "show state of HPET", },
1552
#endif
1553
    { "jit", "", do_info_jit,
1554
      "", "show dynamic compiler info", },
1555
    { "kqemu", "", do_info_kqemu,
1556
      "", "show kqemu information", },
1557
    { "kvm", "", do_info_kvm,
1558
      "", "show kvm information", },
1559
    { "usb", "", usb_info,
1560
      "", "show guest USB devices", },
1561
    { "usbhost", "", usb_host_info,
1562
      "", "show host USB devices", },
1563
    { "profile", "", do_info_profile,
1564
      "", "show profiling information", },
1565
    { "capture", "", do_info_capture,
1566
      "", "show capture information" },
1567
    { "snapshots", "", do_info_snapshots,
1568
      "", "show the currently saved VM snapshots" },
1569
    { "status", "", do_info_status,
1570
      "", "show the current VM status (running|paused)" },
1571
    { "pcmcia", "", pcmcia_info,
1572
      "", "show guest PCMCIA status" },
1573
    { "mice", "", do_info_mice,
1574
      "", "show which guest mouse is receiving events" },
1575
    { "vnc", "", do_info_vnc,
1576
      "", "show the vnc server status"},
1577
    { "name", "", do_info_name,
1578
      "", "show the current VM name" },
1579
    { "uuid", "", do_info_uuid,
1580
      "", "show the current VM UUID" },
1581
#if defined(TARGET_PPC)
1582
    { "cpustats", "", do_info_cpu_stats,
1583
      "", "show CPU statistics", },
1584
#endif
1585
#if defined(CONFIG_SLIRP)
1586
    { "slirp", "", do_info_slirp,
1587
      "", "show SLIRP statistics", },
1588
#endif
1589
    { "migrate", "", do_info_migrate, "", "show migration status" },
1590
    { "balloon", "", do_info_balloon,
1591
      "", "show balloon information" },
1592
    { NULL, NULL, },
1593
};
1594

    
1595
/*******************************************************************/
1596

    
1597
static const char *pch;
1598
static jmp_buf expr_env;
1599

    
1600
#define MD_TLONG 0
1601
#define MD_I32   1
1602

    
1603
typedef struct MonitorDef {
1604
    const char *name;
1605
    int offset;
1606
    target_long (*get_value)(const struct MonitorDef *md, int val);
1607
    int type;
1608
} MonitorDef;
1609

    
1610
#if defined(TARGET_I386)
1611
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1612
{
1613
    CPUState *env = mon_get_cpu();
1614
    if (!env)
1615
        return 0;
1616
    return env->eip + env->segs[R_CS].base;
1617
}
1618
#endif
1619

    
1620
#if defined(TARGET_PPC)
1621
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1622
{
1623
    CPUState *env = mon_get_cpu();
1624
    unsigned int u;
1625
    int i;
1626

    
1627
    if (!env)
1628
        return 0;
1629

    
1630
    u = 0;
1631
    for (i = 0; i < 8; i++)
1632
        u |= env->crf[i] << (32 - (4 * i));
1633

    
1634
    return u;
1635
}
1636

    
1637
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1638
{
1639
    CPUState *env = mon_get_cpu();
1640
    if (!env)
1641
        return 0;
1642
    return env->msr;
1643
}
1644

    
1645
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1646
{
1647
    CPUState *env = mon_get_cpu();
1648
    if (!env)
1649
        return 0;
1650
    return env->xer;
1651
}
1652

    
1653
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1654
{
1655
    CPUState *env = mon_get_cpu();
1656
    if (!env)
1657
        return 0;
1658
    return cpu_ppc_load_decr(env);
1659
}
1660

    
1661
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1662
{
1663
    CPUState *env = mon_get_cpu();
1664
    if (!env)
1665
        return 0;
1666
    return cpu_ppc_load_tbu(env);
1667
}
1668

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

    
1678
#if defined(TARGET_SPARC)
1679
#ifndef TARGET_SPARC64
1680
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1681
{
1682
    CPUState *env = mon_get_cpu();
1683
    if (!env)
1684
        return 0;
1685
    return GET_PSR(env);
1686
}
1687
#endif
1688

    
1689
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1690
{
1691
    CPUState *env = mon_get_cpu();
1692
    if (!env)
1693
        return 0;
1694
    return env->regwptr[val];
1695
}
1696
#endif
1697

    
1698
static const MonitorDef monitor_defs[] = {
1699
#ifdef TARGET_I386
1700

    
1701
#define SEG(name, seg) \
1702
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1703
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1704
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1705

    
1706
    { "eax", offsetof(CPUState, regs[0]) },
1707
    { "ecx", offsetof(CPUState, regs[1]) },
1708
    { "edx", offsetof(CPUState, regs[2]) },
1709
    { "ebx", offsetof(CPUState, regs[3]) },
1710
    { "esp|sp", offsetof(CPUState, regs[4]) },
1711
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1712
    { "esi", offsetof(CPUState, regs[6]) },
1713
    { "edi", offsetof(CPUState, regs[7]) },
1714
#ifdef TARGET_X86_64
1715
    { "r8", offsetof(CPUState, regs[8]) },
1716
    { "r9", offsetof(CPUState, regs[9]) },
1717
    { "r10", offsetof(CPUState, regs[10]) },
1718
    { "r11", offsetof(CPUState, regs[11]) },
1719
    { "r12", offsetof(CPUState, regs[12]) },
1720
    { "r13", offsetof(CPUState, regs[13]) },
1721
    { "r14", offsetof(CPUState, regs[14]) },
1722
    { "r15", offsetof(CPUState, regs[15]) },
1723
#endif
1724
    { "eflags", offsetof(CPUState, eflags) },
1725
    { "eip", offsetof(CPUState, eip) },
1726
    SEG("cs", R_CS)
1727
    SEG("ds", R_DS)
1728
    SEG("es", R_ES)
1729
    SEG("ss", R_SS)
1730
    SEG("fs", R_FS)
1731
    SEG("gs", R_GS)
1732
    { "pc", 0, monitor_get_pc, },
1733
#elif defined(TARGET_PPC)
1734
    /* General purpose registers */
1735
    { "r0", offsetof(CPUState, gpr[0]) },
1736
    { "r1", offsetof(CPUState, gpr[1]) },
1737
    { "r2", offsetof(CPUState, gpr[2]) },
1738
    { "r3", offsetof(CPUState, gpr[3]) },
1739
    { "r4", offsetof(CPUState, gpr[4]) },
1740
    { "r5", offsetof(CPUState, gpr[5]) },
1741
    { "r6", offsetof(CPUState, gpr[6]) },
1742
    { "r7", offsetof(CPUState, gpr[7]) },
1743
    { "r8", offsetof(CPUState, gpr[8]) },
1744
    { "r9", offsetof(CPUState, gpr[9]) },
1745
    { "r10", offsetof(CPUState, gpr[10]) },
1746
    { "r11", offsetof(CPUState, gpr[11]) },
1747
    { "r12", offsetof(CPUState, gpr[12]) },
1748
    { "r13", offsetof(CPUState, gpr[13]) },
1749
    { "r14", offsetof(CPUState, gpr[14]) },
1750
    { "r15", offsetof(CPUState, gpr[15]) },
1751
    { "r16", offsetof(CPUState, gpr[16]) },
1752
    { "r17", offsetof(CPUState, gpr[17]) },
1753
    { "r18", offsetof(CPUState, gpr[18]) },
1754
    { "r19", offsetof(CPUState, gpr[19]) },
1755
    { "r20", offsetof(CPUState, gpr[20]) },
1756
    { "r21", offsetof(CPUState, gpr[21]) },
1757
    { "r22", offsetof(CPUState, gpr[22]) },
1758
    { "r23", offsetof(CPUState, gpr[23]) },
1759
    { "r24", offsetof(CPUState, gpr[24]) },
1760
    { "r25", offsetof(CPUState, gpr[25]) },
1761
    { "r26", offsetof(CPUState, gpr[26]) },
1762
    { "r27", offsetof(CPUState, gpr[27]) },
1763
    { "r28", offsetof(CPUState, gpr[28]) },
1764
    { "r29", offsetof(CPUState, gpr[29]) },
1765
    { "r30", offsetof(CPUState, gpr[30]) },
1766
    { "r31", offsetof(CPUState, gpr[31]) },
1767
    /* Floating point registers */
1768
    { "f0", offsetof(CPUState, fpr[0]) },
1769
    { "f1", offsetof(CPUState, fpr[1]) },
1770
    { "f2", offsetof(CPUState, fpr[2]) },
1771
    { "f3", offsetof(CPUState, fpr[3]) },
1772
    { "f4", offsetof(CPUState, fpr[4]) },
1773
    { "f5", offsetof(CPUState, fpr[5]) },
1774
    { "f6", offsetof(CPUState, fpr[6]) },
1775
    { "f7", offsetof(CPUState, fpr[7]) },
1776
    { "f8", offsetof(CPUState, fpr[8]) },
1777
    { "f9", offsetof(CPUState, fpr[9]) },
1778
    { "f10", offsetof(CPUState, fpr[10]) },
1779
    { "f11", offsetof(CPUState, fpr[11]) },
1780
    { "f12", offsetof(CPUState, fpr[12]) },
1781
    { "f13", offsetof(CPUState, fpr[13]) },
1782
    { "f14", offsetof(CPUState, fpr[14]) },
1783
    { "f15", offsetof(CPUState, fpr[15]) },
1784
    { "f16", offsetof(CPUState, fpr[16]) },
1785
    { "f17", offsetof(CPUState, fpr[17]) },
1786
    { "f18", offsetof(CPUState, fpr[18]) },
1787
    { "f19", offsetof(CPUState, fpr[19]) },
1788
    { "f20", offsetof(CPUState, fpr[20]) },
1789
    { "f21", offsetof(CPUState, fpr[21]) },
1790
    { "f22", offsetof(CPUState, fpr[22]) },
1791
    { "f23", offsetof(CPUState, fpr[23]) },
1792
    { "f24", offsetof(CPUState, fpr[24]) },
1793
    { "f25", offsetof(CPUState, fpr[25]) },
1794
    { "f26", offsetof(CPUState, fpr[26]) },
1795
    { "f27", offsetof(CPUState, fpr[27]) },
1796
    { "f28", offsetof(CPUState, fpr[28]) },
1797
    { "f29", offsetof(CPUState, fpr[29]) },
1798
    { "f30", offsetof(CPUState, fpr[30]) },
1799
    { "f31", offsetof(CPUState, fpr[31]) },
1800
    { "fpscr", offsetof(CPUState, fpscr) },
1801
    /* Next instruction pointer */
1802
    { "nip|pc", offsetof(CPUState, nip) },
1803
    { "lr", offsetof(CPUState, lr) },
1804
    { "ctr", offsetof(CPUState, ctr) },
1805
    { "decr", 0, &monitor_get_decr, },
1806
    { "ccr", 0, &monitor_get_ccr, },
1807
    /* Machine state register */
1808
    { "msr", 0, &monitor_get_msr, },
1809
    { "xer", 0, &monitor_get_xer, },
1810
    { "tbu", 0, &monitor_get_tbu, },
1811
    { "tbl", 0, &monitor_get_tbl, },
1812
#if defined(TARGET_PPC64)
1813
    /* Address space register */
1814
    { "asr", offsetof(CPUState, asr) },
1815
#endif
1816
    /* Segment registers */
1817
    { "sdr1", offsetof(CPUState, sdr1) },
1818
    { "sr0", offsetof(CPUState, sr[0]) },
1819
    { "sr1", offsetof(CPUState, sr[1]) },
1820
    { "sr2", offsetof(CPUState, sr[2]) },
1821
    { "sr3", offsetof(CPUState, sr[3]) },
1822
    { "sr4", offsetof(CPUState, sr[4]) },
1823
    { "sr5", offsetof(CPUState, sr[5]) },
1824
    { "sr6", offsetof(CPUState, sr[6]) },
1825
    { "sr7", offsetof(CPUState, sr[7]) },
1826
    { "sr8", offsetof(CPUState, sr[8]) },
1827
    { "sr9", offsetof(CPUState, sr[9]) },
1828
    { "sr10", offsetof(CPUState, sr[10]) },
1829
    { "sr11", offsetof(CPUState, sr[11]) },
1830
    { "sr12", offsetof(CPUState, sr[12]) },
1831
    { "sr13", offsetof(CPUState, sr[13]) },
1832
    { "sr14", offsetof(CPUState, sr[14]) },
1833
    { "sr15", offsetof(CPUState, sr[15]) },
1834
    /* Too lazy to put BATs and SPRs ... */
1835
#elif defined(TARGET_SPARC)
1836
    { "g0", offsetof(CPUState, gregs[0]) },
1837
    { "g1", offsetof(CPUState, gregs[1]) },
1838
    { "g2", offsetof(CPUState, gregs[2]) },
1839
    { "g3", offsetof(CPUState, gregs[3]) },
1840
    { "g4", offsetof(CPUState, gregs[4]) },
1841
    { "g5", offsetof(CPUState, gregs[5]) },
1842
    { "g6", offsetof(CPUState, gregs[6]) },
1843
    { "g7", offsetof(CPUState, gregs[7]) },
1844
    { "o0", 0, monitor_get_reg },
1845
    { "o1", 1, monitor_get_reg },
1846
    { "o2", 2, monitor_get_reg },
1847
    { "o3", 3, monitor_get_reg },
1848
    { "o4", 4, monitor_get_reg },
1849
    { "o5", 5, monitor_get_reg },
1850
    { "o6", 6, monitor_get_reg },
1851
    { "o7", 7, monitor_get_reg },
1852
    { "l0", 8, monitor_get_reg },
1853
    { "l1", 9, monitor_get_reg },
1854
    { "l2", 10, monitor_get_reg },
1855
    { "l3", 11, monitor_get_reg },
1856
    { "l4", 12, monitor_get_reg },
1857
    { "l5", 13, monitor_get_reg },
1858
    { "l6", 14, monitor_get_reg },
1859
    { "l7", 15, monitor_get_reg },
1860
    { "i0", 16, monitor_get_reg },
1861
    { "i1", 17, monitor_get_reg },
1862
    { "i2", 18, monitor_get_reg },
1863
    { "i3", 19, monitor_get_reg },
1864
    { "i4", 20, monitor_get_reg },
1865
    { "i5", 21, monitor_get_reg },
1866
    { "i6", 22, monitor_get_reg },
1867
    { "i7", 23, monitor_get_reg },
1868
    { "pc", offsetof(CPUState, pc) },
1869
    { "npc", offsetof(CPUState, npc) },
1870
    { "y", offsetof(CPUState, y) },
1871
#ifndef TARGET_SPARC64
1872
    { "psr", 0, &monitor_get_psr, },
1873
    { "wim", offsetof(CPUState, wim) },
1874
#endif
1875
    { "tbr", offsetof(CPUState, tbr) },
1876
    { "fsr", offsetof(CPUState, fsr) },
1877
    { "f0", offsetof(CPUState, fpr[0]) },
1878
    { "f1", offsetof(CPUState, fpr[1]) },
1879
    { "f2", offsetof(CPUState, fpr[2]) },
1880
    { "f3", offsetof(CPUState, fpr[3]) },
1881
    { "f4", offsetof(CPUState, fpr[4]) },
1882
    { "f5", offsetof(CPUState, fpr[5]) },
1883
    { "f6", offsetof(CPUState, fpr[6]) },
1884
    { "f7", offsetof(CPUState, fpr[7]) },
1885
    { "f8", offsetof(CPUState, fpr[8]) },
1886
    { "f9", offsetof(CPUState, fpr[9]) },
1887
    { "f10", offsetof(CPUState, fpr[10]) },
1888
    { "f11", offsetof(CPUState, fpr[11]) },
1889
    { "f12", offsetof(CPUState, fpr[12]) },
1890
    { "f13", offsetof(CPUState, fpr[13]) },
1891
    { "f14", offsetof(CPUState, fpr[14]) },
1892
    { "f15", offsetof(CPUState, fpr[15]) },
1893
    { "f16", offsetof(CPUState, fpr[16]) },
1894
    { "f17", offsetof(CPUState, fpr[17]) },
1895
    { "f18", offsetof(CPUState, fpr[18]) },
1896
    { "f19", offsetof(CPUState, fpr[19]) },
1897
    { "f20", offsetof(CPUState, fpr[20]) },
1898
    { "f21", offsetof(CPUState, fpr[21]) },
1899
    { "f22", offsetof(CPUState, fpr[22]) },
1900
    { "f23", offsetof(CPUState, fpr[23]) },
1901
    { "f24", offsetof(CPUState, fpr[24]) },
1902
    { "f25", offsetof(CPUState, fpr[25]) },
1903
    { "f26", offsetof(CPUState, fpr[26]) },
1904
    { "f27", offsetof(CPUState, fpr[27]) },
1905
    { "f28", offsetof(CPUState, fpr[28]) },
1906
    { "f29", offsetof(CPUState, fpr[29]) },
1907
    { "f30", offsetof(CPUState, fpr[30]) },
1908
    { "f31", offsetof(CPUState, fpr[31]) },
1909
#ifdef TARGET_SPARC64
1910
    { "f32", offsetof(CPUState, fpr[32]) },
1911
    { "f34", offsetof(CPUState, fpr[34]) },
1912
    { "f36", offsetof(CPUState, fpr[36]) },
1913
    { "f38", offsetof(CPUState, fpr[38]) },
1914
    { "f40", offsetof(CPUState, fpr[40]) },
1915
    { "f42", offsetof(CPUState, fpr[42]) },
1916
    { "f44", offsetof(CPUState, fpr[44]) },
1917
    { "f46", offsetof(CPUState, fpr[46]) },
1918
    { "f48", offsetof(CPUState, fpr[48]) },
1919
    { "f50", offsetof(CPUState, fpr[50]) },
1920
    { "f52", offsetof(CPUState, fpr[52]) },
1921
    { "f54", offsetof(CPUState, fpr[54]) },
1922
    { "f56", offsetof(CPUState, fpr[56]) },
1923
    { "f58", offsetof(CPUState, fpr[58]) },
1924
    { "f60", offsetof(CPUState, fpr[60]) },
1925
    { "f62", offsetof(CPUState, fpr[62]) },
1926
    { "asi", offsetof(CPUState, asi) },
1927
    { "pstate", offsetof(CPUState, pstate) },
1928
    { "cansave", offsetof(CPUState, cansave) },
1929
    { "canrestore", offsetof(CPUState, canrestore) },
1930
    { "otherwin", offsetof(CPUState, otherwin) },
1931
    { "wstate", offsetof(CPUState, wstate) },
1932
    { "cleanwin", offsetof(CPUState, cleanwin) },
1933
    { "fprs", offsetof(CPUState, fprs) },
1934
#endif
1935
#endif
1936
    { NULL },
1937
};
1938

    
1939
static void expr_error(const char *msg)
1940
{
1941
    term_printf("%s\n", msg);
1942
    longjmp(expr_env, 1);
1943
}
1944

    
1945
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
1946
static int get_monitor_def(target_long *pval, const char *name)
1947
{
1948
    const MonitorDef *md;
1949
    void *ptr;
1950

    
1951
    for(md = monitor_defs; md->name != NULL; md++) {
1952
        if (compare_cmd(name, md->name)) {
1953
            if (md->get_value) {
1954
                *pval = md->get_value(md, md->offset);
1955
            } else {
1956
                CPUState *env = mon_get_cpu();
1957
                if (!env)
1958
                    return -2;
1959
                ptr = (uint8_t *)env + md->offset;
1960
                switch(md->type) {
1961
                case MD_I32:
1962
                    *pval = *(int32_t *)ptr;
1963
                    break;
1964
                case MD_TLONG:
1965
                    *pval = *(target_long *)ptr;
1966
                    break;
1967
                default:
1968
                    *pval = 0;
1969
                    break;
1970
                }
1971
            }
1972
            return 0;
1973
        }
1974
    }
1975
    return -1;
1976
}
1977

    
1978
static void next(void)
1979
{
1980
    if (pch != '\0') {
1981
        pch++;
1982
        while (qemu_isspace(*pch))
1983
            pch++;
1984
    }
1985
}
1986

    
1987
static int64_t expr_sum(void);
1988

    
1989
static int64_t expr_unary(void)
1990
{
1991
    int64_t n;
1992
    char *p;
1993
    int ret;
1994

    
1995
    switch(*pch) {
1996
    case '+':
1997
        next();
1998
        n = expr_unary();
1999
        break;
2000
    case '-':
2001
        next();
2002
        n = -expr_unary();
2003
        break;
2004
    case '~':
2005
        next();
2006
        n = ~expr_unary();
2007
        break;
2008
    case '(':
2009
        next();
2010
        n = expr_sum();
2011
        if (*pch != ')') {
2012
            expr_error("')' expected");
2013
        }
2014
        next();
2015
        break;
2016
    case '\'':
2017
        pch++;
2018
        if (*pch == '\0')
2019
            expr_error("character constant expected");
2020
        n = *pch;
2021
        pch++;
2022
        if (*pch != '\'')
2023
            expr_error("missing terminating \' character");
2024
        next();
2025
        break;
2026
    case '$':
2027
        {
2028
            char buf[128], *q;
2029
            target_long reg=0;
2030

    
2031
            pch++;
2032
            q = buf;
2033
            while ((*pch >= 'a' && *pch <= 'z') ||
2034
                   (*pch >= 'A' && *pch <= 'Z') ||
2035
                   (*pch >= '0' && *pch <= '9') ||
2036
                   *pch == '_' || *pch == '.') {
2037
                if ((q - buf) < sizeof(buf) - 1)
2038
                    *q++ = *pch;
2039
                pch++;
2040
            }
2041
            while (qemu_isspace(*pch))
2042
                pch++;
2043
            *q = 0;
2044
            ret = get_monitor_def(&reg, buf);
2045
            if (ret == -1)
2046
                expr_error("unknown register");
2047
            else if (ret == -2)
2048
                expr_error("no cpu defined");
2049
            n = reg;
2050
        }
2051
        break;
2052
    case '\0':
2053
        expr_error("unexpected end of expression");
2054
        n = 0;
2055
        break;
2056
    default:
2057
#if TARGET_PHYS_ADDR_BITS > 32
2058
        n = strtoull(pch, &p, 0);
2059
#else
2060
        n = strtoul(pch, &p, 0);
2061
#endif
2062
        if (pch == p) {
2063
            expr_error("invalid char in expression");
2064
        }
2065
        pch = p;
2066
        while (qemu_isspace(*pch))
2067
            pch++;
2068
        break;
2069
    }
2070
    return n;
2071
}
2072

    
2073

    
2074
static int64_t expr_prod(void)
2075
{
2076
    int64_t val, val2;
2077
    int op;
2078

    
2079
    val = expr_unary();
2080
    for(;;) {
2081
        op = *pch;
2082
        if (op != '*' && op != '/' && op != '%')
2083
            break;
2084
        next();
2085
        val2 = expr_unary();
2086
        switch(op) {
2087
        default:
2088
        case '*':
2089
            val *= val2;
2090
            break;
2091
        case '/':
2092
        case '%':
2093
            if (val2 == 0)
2094
                expr_error("division by zero");
2095
            if (op == '/')
2096
                val /= val2;
2097
            else
2098
                val %= val2;
2099
            break;
2100
        }
2101
    }
2102
    return val;
2103
}
2104

    
2105
static int64_t expr_logic(void)
2106
{
2107
    int64_t val, val2;
2108
    int op;
2109

    
2110
    val = expr_prod();
2111
    for(;;) {
2112
        op = *pch;
2113
        if (op != '&' && op != '|' && op != '^')
2114
            break;
2115
        next();
2116
        val2 = expr_prod();
2117
        switch(op) {
2118
        default:
2119
        case '&':
2120
            val &= val2;
2121
            break;
2122
        case '|':
2123
            val |= val2;
2124
            break;
2125
        case '^':
2126
            val ^= val2;
2127
            break;
2128
        }
2129
    }
2130
    return val;
2131
}
2132

    
2133
static int64_t expr_sum(void)
2134
{
2135
    int64_t val, val2;
2136
    int op;
2137

    
2138
    val = expr_logic();
2139
    for(;;) {
2140
        op = *pch;
2141
        if (op != '+' && op != '-')
2142
            break;
2143
        next();
2144
        val2 = expr_logic();
2145
        if (op == '+')
2146
            val += val2;
2147
        else
2148
            val -= val2;
2149
    }
2150
    return val;
2151
}
2152

    
2153
static int get_expr(int64_t *pval, const char **pp)
2154
{
2155
    pch = *pp;
2156
    if (setjmp(expr_env)) {
2157
        *pp = pch;
2158
        return -1;
2159
    }
2160
    while (qemu_isspace(*pch))
2161
        pch++;
2162
    *pval = expr_sum();
2163
    *pp = pch;
2164
    return 0;
2165
}
2166

    
2167
static int get_str(char *buf, int buf_size, const char **pp)
2168
{
2169
    const char *p;
2170
    char *q;
2171
    int c;
2172

    
2173
    q = buf;
2174
    p = *pp;
2175
    while (qemu_isspace(*p))
2176
        p++;
2177
    if (*p == '\0') {
2178
    fail:
2179
        *q = '\0';
2180
        *pp = p;
2181
        return -1;
2182
    }
2183
    if (*p == '\"') {
2184
        p++;
2185
        while (*p != '\0' && *p != '\"') {
2186
            if (*p == '\\') {
2187
                p++;
2188
                c = *p++;
2189
                switch(c) {
2190
                case 'n':
2191
                    c = '\n';
2192
                    break;
2193
                case 'r':
2194
                    c = '\r';
2195
                    break;
2196
                case '\\':
2197
                case '\'':
2198
                case '\"':
2199
                    break;
2200
                default:
2201
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2202
                    goto fail;
2203
                }
2204
                if ((q - buf) < buf_size - 1) {
2205
                    *q++ = c;
2206
                }
2207
            } else {
2208
                if ((q - buf) < buf_size - 1) {
2209
                    *q++ = *p;
2210
                }
2211
                p++;
2212
            }
2213
        }
2214
        if (*p != '\"') {
2215
            qemu_printf("unterminated string\n");
2216
            goto fail;
2217
        }
2218
        p++;
2219
    } else {
2220
        while (*p != '\0' && !qemu_isspace(*p)) {
2221
            if ((q - buf) < buf_size - 1) {
2222
                *q++ = *p;
2223
            }
2224
            p++;
2225
        }
2226
    }
2227
    *q = '\0';
2228
    *pp = p;
2229
    return 0;
2230
}
2231

    
2232
static int default_fmt_format = 'x';
2233
static int default_fmt_size = 4;
2234

    
2235
#define MAX_ARGS 16
2236

    
2237
static void monitor_handle_command(const char *cmdline)
2238
{
2239
    const char *p, *pstart, *typestr;
2240
    char *q;
2241
    int c, nb_args, len, i, has_arg;
2242
    const term_cmd_t *cmd;
2243
    char cmdname[256];
2244
    char buf[1024];
2245
    void *str_allocated[MAX_ARGS];
2246
    void *args[MAX_ARGS];
2247
    void (*handler_0)(void);
2248
    void (*handler_1)(void *arg0);
2249
    void (*handler_2)(void *arg0, void *arg1);
2250
    void (*handler_3)(void *arg0, void *arg1, void *arg2);
2251
    void (*handler_4)(void *arg0, void *arg1, void *arg2, void *arg3);
2252
    void (*handler_5)(void *arg0, void *arg1, void *arg2, void *arg3,
2253
                      void *arg4);
2254
    void (*handler_6)(void *arg0, void *arg1, void *arg2, void *arg3,
2255
                      void *arg4, void *arg5);
2256
    void (*handler_7)(void *arg0, void *arg1, void *arg2, void *arg3,
2257
                      void *arg4, void *arg5, void *arg6);
2258

    
2259
#ifdef DEBUG
2260
    term_printf("command='%s'\n", cmdline);
2261
#endif
2262

    
2263
    /* extract the command name */
2264
    p = cmdline;
2265
    q = cmdname;
2266
    while (qemu_isspace(*p))
2267
        p++;
2268
    if (*p == '\0')
2269
        return;
2270
    pstart = p;
2271
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2272
        p++;
2273
    len = p - pstart;
2274
    if (len > sizeof(cmdname) - 1)
2275
        len = sizeof(cmdname) - 1;
2276
    memcpy(cmdname, pstart, len);
2277
    cmdname[len] = '\0';
2278

    
2279
    /* find the command */
2280
    for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2281
        if (compare_cmd(cmdname, cmd->name))
2282
            goto found;
2283
    }
2284
    term_printf("unknown command: '%s'\n", cmdname);
2285
    return;
2286
 found:
2287

    
2288
    for(i = 0; i < MAX_ARGS; i++)
2289
        str_allocated[i] = NULL;
2290

    
2291
    /* parse the parameters */
2292
    typestr = cmd->args_type;
2293
    nb_args = 0;
2294
    for(;;) {
2295
        c = *typestr;
2296
        if (c == '\0')
2297
            break;
2298
        typestr++;
2299
        switch(c) {
2300
        case 'F':
2301
        case 'B':
2302
        case 's':
2303
            {
2304
                int ret;
2305
                char *str;
2306

    
2307
                while (qemu_isspace(*p))
2308
                    p++;
2309
                if (*typestr == '?') {
2310
                    typestr++;
2311
                    if (*p == '\0') {
2312
                        /* no optional string: NULL argument */
2313
                        str = NULL;
2314
                        goto add_str;
2315
                    }
2316
                }
2317
                ret = get_str(buf, sizeof(buf), &p);
2318
                if (ret < 0) {
2319
                    switch(c) {
2320
                    case 'F':
2321
                        term_printf("%s: filename expected\n", cmdname);
2322
                        break;
2323
                    case 'B':
2324
                        term_printf("%s: block device name expected\n", cmdname);
2325
                        break;
2326
                    default:
2327
                        term_printf("%s: string expected\n", cmdname);
2328
                        break;
2329
                    }
2330
                    goto fail;
2331
                }
2332
                str = qemu_malloc(strlen(buf) + 1);
2333
                pstrcpy(str, sizeof(buf), buf);
2334
                str_allocated[nb_args] = str;
2335
            add_str:
2336
                if (nb_args >= MAX_ARGS) {
2337
                error_args:
2338
                    term_printf("%s: too many arguments\n", cmdname);
2339
                    goto fail;
2340
                }
2341
                args[nb_args++] = str;
2342
            }
2343
            break;
2344
        case '/':
2345
            {
2346
                int count, format, size;
2347

    
2348
                while (qemu_isspace(*p))
2349
                    p++;
2350
                if (*p == '/') {
2351
                    /* format found */
2352
                    p++;
2353
                    count = 1;
2354
                    if (qemu_isdigit(*p)) {
2355
                        count = 0;
2356
                        while (qemu_isdigit(*p)) {
2357
                            count = count * 10 + (*p - '0');
2358
                            p++;
2359
                        }
2360
                    }
2361
                    size = -1;
2362
                    format = -1;
2363
                    for(;;) {
2364
                        switch(*p) {
2365
                        case 'o':
2366
                        case 'd':
2367
                        case 'u':
2368
                        case 'x':
2369
                        case 'i':
2370
                        case 'c':
2371
                            format = *p++;
2372
                            break;
2373
                        case 'b':
2374
                            size = 1;
2375
                            p++;
2376
                            break;
2377
                        case 'h':
2378
                            size = 2;
2379
                            p++;
2380
                            break;
2381
                        case 'w':
2382
                            size = 4;
2383
                            p++;
2384
                            break;
2385
                        case 'g':
2386
                        case 'L':
2387
                            size = 8;
2388
                            p++;
2389
                            break;
2390
                        default:
2391
                            goto next;
2392
                        }
2393
                    }
2394
                next:
2395
                    if (*p != '\0' && !qemu_isspace(*p)) {
2396
                        term_printf("invalid char in format: '%c'\n", *p);
2397
                        goto fail;
2398
                    }
2399
                    if (format < 0)
2400
                        format = default_fmt_format;
2401
                    if (format != 'i') {
2402
                        /* for 'i', not specifying a size gives -1 as size */
2403
                        if (size < 0)
2404
                            size = default_fmt_size;
2405
                        default_fmt_size = size;
2406
                    }
2407
                    default_fmt_format = format;
2408
                } else {
2409
                    count = 1;
2410
                    format = default_fmt_format;
2411
                    if (format != 'i') {
2412
                        size = default_fmt_size;
2413
                    } else {
2414
                        size = -1;
2415
                    }
2416
                }
2417
                if (nb_args + 3 > MAX_ARGS)
2418
                    goto error_args;
2419
                args[nb_args++] = (void*)(long)count;
2420
                args[nb_args++] = (void*)(long)format;
2421
                args[nb_args++] = (void*)(long)size;
2422
            }
2423
            break;
2424
        case 'i':
2425
        case 'l':
2426
            {
2427
                int64_t val;
2428

    
2429
                while (qemu_isspace(*p))
2430
                    p++;
2431
                if (*typestr == '?' || *typestr == '.') {
2432
                    if (*typestr == '?') {
2433
                        if (*p == '\0')
2434
                            has_arg = 0;
2435
                        else
2436
                            has_arg = 1;
2437
                    } else {
2438
                        if (*p == '.') {
2439
                            p++;
2440
                            while (qemu_isspace(*p))
2441
                                p++;
2442
                            has_arg = 1;
2443
                        } else {
2444
                            has_arg = 0;
2445
                        }
2446
                    }
2447
                    typestr++;
2448
                    if (nb_args >= MAX_ARGS)
2449
                        goto error_args;
2450
                    args[nb_args++] = (void *)(long)has_arg;
2451
                    if (!has_arg) {
2452
                        if (nb_args >= MAX_ARGS)
2453
                            goto error_args;
2454
                        val = -1;
2455
                        goto add_num;
2456
                    }
2457
                }
2458
                if (get_expr(&val, &p))
2459
                    goto fail;
2460
            add_num:
2461
                if (c == 'i') {
2462
                    if (nb_args >= MAX_ARGS)
2463
                        goto error_args;
2464
                    args[nb_args++] = (void *)(long)val;
2465
                } else {
2466
                    if ((nb_args + 1) >= MAX_ARGS)
2467
                        goto error_args;
2468
#if TARGET_PHYS_ADDR_BITS > 32
2469
                    args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2470
#else
2471
                    args[nb_args++] = (void *)0;
2472
#endif
2473
                    args[nb_args++] = (void *)(long)(val & 0xffffffff);
2474
                }
2475
            }
2476
            break;
2477
        case '-':
2478
            {
2479
                int has_option;
2480
                /* option */
2481

    
2482
                c = *typestr++;
2483
                if (c == '\0')
2484
                    goto bad_type;
2485
                while (qemu_isspace(*p))
2486
                    p++;
2487
                has_option = 0;
2488
                if (*p == '-') {
2489
                    p++;
2490
                    if (*p != c) {
2491
                        term_printf("%s: unsupported option -%c\n",
2492
                                    cmdname, *p);
2493
                        goto fail;
2494
                    }
2495
                    p++;
2496
                    has_option = 1;
2497
                }
2498
                if (nb_args >= MAX_ARGS)
2499
                    goto error_args;
2500
                args[nb_args++] = (void *)(long)has_option;
2501
            }
2502
            break;
2503
        default:
2504
        bad_type:
2505
            term_printf("%s: unknown type '%c'\n", cmdname, c);
2506
            goto fail;
2507
        }
2508
    }
2509
    /* check that all arguments were parsed */
2510
    while (qemu_isspace(*p))
2511
        p++;
2512
    if (*p != '\0') {
2513
        term_printf("%s: extraneous characters at the end of line\n",
2514
                    cmdname);
2515
        goto fail;
2516
    }
2517

    
2518
    switch(nb_args) {
2519
    case 0:
2520
        handler_0 = cmd->handler;
2521
        handler_0();
2522
        break;
2523
    case 1:
2524
        handler_1 = cmd->handler;
2525
        handler_1(args[0]);
2526
        break;
2527
    case 2:
2528
        handler_2 = cmd->handler;
2529
        handler_2(args[0], args[1]);
2530
        break;
2531
    case 3:
2532
        handler_3 = cmd->handler;
2533
        handler_3(args[0], args[1], args[2]);
2534
        break;
2535
    case 4:
2536
        handler_4 = cmd->handler;
2537
        handler_4(args[0], args[1], args[2], args[3]);
2538
        break;
2539
    case 5:
2540
        handler_5 = cmd->handler;
2541
        handler_5(args[0], args[1], args[2], args[3], args[4]);
2542
        break;
2543
    case 6:
2544
        handler_6 = cmd->handler;
2545
        handler_6(args[0], args[1], args[2], args[3], args[4], args[5]);
2546
        break;
2547
    case 7:
2548
        handler_7 = cmd->handler;
2549
        handler_7(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2550
        break;
2551
    default:
2552
        term_printf("unsupported number of arguments: %d\n", nb_args);
2553
        goto fail;
2554
    }
2555
 fail:
2556
    for(i = 0; i < MAX_ARGS; i++)
2557
        qemu_free(str_allocated[i]);
2558
    return;
2559
}
2560

    
2561
static void cmd_completion(const char *name, const char *list)
2562
{
2563
    const char *p, *pstart;
2564
    char cmd[128];
2565
    int len;
2566

    
2567
    p = list;
2568
    for(;;) {
2569
        pstart = p;
2570
        p = strchr(p, '|');
2571
        if (!p)
2572
            p = pstart + strlen(pstart);
2573
        len = p - pstart;
2574
        if (len > sizeof(cmd) - 2)
2575
            len = sizeof(cmd) - 2;
2576
        memcpy(cmd, pstart, len);
2577
        cmd[len] = '\0';
2578
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2579
            add_completion(cmd);
2580
        }
2581
        if (*p == '\0')
2582
            break;
2583
        p++;
2584
    }
2585
}
2586

    
2587
static void file_completion(const char *input)
2588
{
2589
    DIR *ffs;
2590
    struct dirent *d;
2591
    char path[1024];
2592
    char file[1024], file_prefix[1024];
2593
    int input_path_len;
2594
    const char *p;
2595

    
2596
    p = strrchr(input, '/');
2597
    if (!p) {
2598
        input_path_len = 0;
2599
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2600
        pstrcpy(path, sizeof(path), ".");
2601
    } else {
2602
        input_path_len = p - input + 1;
2603
        memcpy(path, input, input_path_len);
2604
        if (input_path_len > sizeof(path) - 1)
2605
            input_path_len = sizeof(path) - 1;
2606
        path[input_path_len] = '\0';
2607
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2608
    }
2609
#ifdef DEBUG_COMPLETION
2610
    term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2611
#endif
2612
    ffs = opendir(path);
2613
    if (!ffs)
2614
        return;
2615
    for(;;) {
2616
        struct stat sb;
2617
        d = readdir(ffs);
2618
        if (!d)
2619
            break;
2620
        if (strstart(d->d_name, file_prefix, NULL)) {
2621
            memcpy(file, input, input_path_len);
2622
            if (input_path_len < sizeof(file))
2623
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2624
                        d->d_name);
2625
            /* stat the file to find out if it's a directory.
2626
             * In that case add a slash to speed up typing long paths
2627
             */
2628
            stat(file, &sb);
2629
            if(S_ISDIR(sb.st_mode))
2630
                pstrcat(file, sizeof(file), "/");
2631
            add_completion(file);
2632
        }
2633
    }
2634
    closedir(ffs);
2635
}
2636

    
2637
static void block_completion_it(void *opaque, const char *name)
2638
{
2639
    const char *input = opaque;
2640

    
2641
    if (input[0] == '\0' ||
2642
        !strncmp(name, (char *)input, strlen(input))) {
2643
        add_completion(name);
2644
    }
2645
}
2646

    
2647
/* NOTE: this parser is an approximate form of the real command parser */
2648
static void parse_cmdline(const char *cmdline,
2649
                         int *pnb_args, char **args)
2650
{
2651
    const char *p;
2652
    int nb_args, ret;
2653
    char buf[1024];
2654

    
2655
    p = cmdline;
2656
    nb_args = 0;
2657
    for(;;) {
2658
        while (qemu_isspace(*p))
2659
            p++;
2660
        if (*p == '\0')
2661
            break;
2662
        if (nb_args >= MAX_ARGS)
2663
            break;
2664
        ret = get_str(buf, sizeof(buf), &p);
2665
        args[nb_args] = qemu_strdup(buf);
2666
        nb_args++;
2667
        if (ret < 0)
2668
            break;
2669
    }
2670
    *pnb_args = nb_args;
2671
}
2672

    
2673
void readline_find_completion(const char *cmdline)
2674
{
2675
    const char *cmdname;
2676
    char *args[MAX_ARGS];
2677
    int nb_args, i, len;
2678
    const char *ptype, *str;
2679
    const term_cmd_t *cmd;
2680
    const KeyDef *key;
2681

    
2682
    parse_cmdline(cmdline, &nb_args, args);
2683
#ifdef DEBUG_COMPLETION
2684
    for(i = 0; i < nb_args; i++) {
2685
        term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2686
    }
2687
#endif
2688

    
2689
    /* if the line ends with a space, it means we want to complete the
2690
       next arg */
2691
    len = strlen(cmdline);
2692
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
2693
        if (nb_args >= MAX_ARGS)
2694
            return;
2695
        args[nb_args++] = qemu_strdup("");
2696
    }
2697
    if (nb_args <= 1) {
2698
        /* command completion */
2699
        if (nb_args == 0)
2700
            cmdname = "";
2701
        else
2702
            cmdname = args[0];
2703
        completion_index = strlen(cmdname);
2704
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2705
            cmd_completion(cmdname, cmd->name);
2706
        }
2707
    } else {
2708
        /* find the command */
2709
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2710
            if (compare_cmd(args[0], cmd->name))
2711
                goto found;
2712
        }
2713
        return;
2714
    found:
2715
        ptype = cmd->args_type;
2716
        for(i = 0; i < nb_args - 2; i++) {
2717
            if (*ptype != '\0') {
2718
                ptype++;
2719
                while (*ptype == '?')
2720
                    ptype++;
2721
            }
2722
        }
2723
        str = args[nb_args - 1];
2724
        switch(*ptype) {
2725
        case 'F':
2726
            /* file completion */
2727
            completion_index = strlen(str);
2728
            file_completion(str);
2729
            break;
2730
        case 'B':
2731
            /* block device name completion */
2732
            completion_index = strlen(str);
2733
            bdrv_iterate(block_completion_it, (void *)str);
2734
            break;
2735
        case 's':
2736
            /* XXX: more generic ? */
2737
            if (!strcmp(cmd->name, "info")) {
2738
                completion_index = strlen(str);
2739
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2740
                    cmd_completion(str, cmd->name);
2741
                }
2742
            } else if (!strcmp(cmd->name, "sendkey")) {
2743
                completion_index = strlen(str);
2744
                for(key = key_defs; key->name != NULL; key++) {
2745
                    cmd_completion(str, key->name);
2746
                }
2747
            }
2748
            break;
2749
        default:
2750
            break;
2751
        }
2752
    }
2753
    for(i = 0; i < nb_args; i++)
2754
        qemu_free(args[i]);
2755
}
2756

    
2757
static int term_can_read(void *opaque)
2758
{
2759
    return 128;
2760
}
2761

    
2762
static void term_read(void *opaque, const uint8_t *buf, int size)
2763
{
2764
    int i;
2765
    for(i = 0; i < size; i++)
2766
        readline_handle_byte(buf[i]);
2767
}
2768

    
2769
static int monitor_suspended;
2770

    
2771
static void monitor_handle_command1(void *opaque, const char *cmdline)
2772
{
2773
    monitor_handle_command(cmdline);
2774
    if (!monitor_suspended)
2775
        monitor_start_input();
2776
    else
2777
        monitor_suspended = 2;
2778
}
2779

    
2780
void monitor_suspend(void)
2781
{
2782
    monitor_suspended = 1;
2783
}
2784

    
2785
void monitor_resume(void)
2786
{
2787
    if (monitor_suspended == 2)
2788
        monitor_start_input();
2789
    monitor_suspended = 0;
2790
}
2791

    
2792
static void monitor_start_input(void)
2793
{
2794
    readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2795
}
2796

    
2797
static void term_event(void *opaque, int event)
2798
{
2799
    if (event != CHR_EVENT_RESET)
2800
        return;
2801

    
2802
    if (!hide_banner)
2803
            term_printf("QEMU %s monitor - type 'help' for more information\n",
2804
                        QEMU_VERSION);
2805
    monitor_start_input();
2806
}
2807

    
2808
static int is_first_init = 1;
2809

    
2810
void monitor_init(CharDriverState *hd, int show_banner)
2811
{
2812
    int i;
2813

    
2814
    if (is_first_init) {
2815
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2816
        if (!key_timer)
2817
            return;
2818
        for (i = 0; i < MAX_MON; i++) {
2819
            monitor_hd[i] = NULL;
2820
        }
2821
        is_first_init = 0;
2822
    }
2823
    for (i = 0; i < MAX_MON; i++) {
2824
        if (monitor_hd[i] == NULL) {
2825
            monitor_hd[i] = hd;
2826
            break;
2827
        }
2828
    }
2829

    
2830
    hide_banner = !show_banner;
2831

    
2832
    qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2833

    
2834
    readline_start("", 0, monitor_handle_command1, NULL);
2835
}
2836

    
2837
/* XXX: use threads ? */
2838
/* modal monitor readline */
2839
static int monitor_readline_started;
2840
static char *monitor_readline_buf;
2841
static int monitor_readline_buf_size;
2842

    
2843
static void monitor_readline_cb(void *opaque, const char *input)
2844
{
2845
    pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2846
    monitor_readline_started = 0;
2847
}
2848

    
2849
void monitor_readline(const char *prompt, int is_password,
2850
                      char *buf, int buf_size)
2851
{
2852
    int i;
2853
    int old_focus[MAX_MON];
2854

    
2855
    if (is_password) {
2856
        for (i = 0; i < MAX_MON; i++) {
2857
            old_focus[i] = 0;
2858
            if (monitor_hd[i]) {
2859
                old_focus[i] = monitor_hd[i]->focus;
2860
                monitor_hd[i]->focus = 0;
2861
                qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2862
            }
2863
        }
2864
    }
2865

    
2866
    readline_start(prompt, is_password, monitor_readline_cb, NULL);
2867
    monitor_readline_buf = buf;
2868
    monitor_readline_buf_size = buf_size;
2869
    monitor_readline_started = 1;
2870
    while (monitor_readline_started) {
2871
        main_loop_wait(10);
2872
    }
2873
    /* restore original focus */
2874
    if (is_password) {
2875
        for (i = 0; i < MAX_MON; i++)
2876
            if (old_focus[i])
2877
                monitor_hd[i]->focus = old_focus[i];
2878
    }
2879
}