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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 "monitor.h"
34
#include "readline.h"
35
#include "console.h"
36
#include "block.h"
37
#include "audio/audio.h"
38
#include "disas.h"
39
#include "balloon.h"
40
#include <dirent.h>
41
#include "qemu-timer.h"
42
#include "migration.h"
43
#include "kvm.h"
44

    
45
//#define DEBUG
46
//#define DEBUG_COMPLETION
47

    
48
/*
49
 * Supported types:
50
 *
51
 * 'F'          filename
52
 * 'B'          block device name
53
 * 's'          string (accept optional quote)
54
 * 'i'          32 bit integer
55
 * 'l'          target long (32 or 64 bit)
56
 * '/'          optional gdb-like print format (like "/10x")
57
 *
58
 * '?'          optional type (for 'F', 's' and 'i')
59
 *
60
 */
61

    
62
typedef struct mon_cmd_t {
63
    const char *name;
64
    const char *args_type;
65
    void *handler;
66
    const char *params;
67
    const char *help;
68
} mon_cmd_t;
69

    
70
struct Monitor {
71
    CharDriverState *chr;
72
    LIST_ENTRY(Monitor) entry;
73
};
74

    
75
static LIST_HEAD(mon_list, Monitor) mon_list;
76
static int hide_banner;
77

    
78
static const mon_cmd_t mon_cmds[];
79
static const mon_cmd_t info_cmds[];
80

    
81
static uint8_t term_outbuf[1024];
82
static int term_outbuf_index;
83
static BlockDriverCompletionFunc *password_completion_cb;
84
static void *password_opaque;
85

    
86
Monitor *cur_mon = NULL;
87

    
88
static void monitor_start_input(void);
89

    
90
static CPUState *mon_cpu = NULL;
91

    
92
static void monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
93
                                  void *opaque)
94
{
95
    readline_start("Password: ", 1, readline_func, opaque);
96
}
97

    
98
void monitor_flush(Monitor *mon)
99
{
100
    Monitor *m;
101

    
102
    if (term_outbuf_index > 0) {
103
        LIST_FOREACH(m, &mon_list, entry) {
104
            if (m->chr->focus == 0)
105
                qemu_chr_write(m->chr, term_outbuf, term_outbuf_index);
106
        }
107
        term_outbuf_index = 0;
108
    }
109
}
110

    
111
/* flush at every end of line or if the buffer is full */
112
static void monitor_puts(Monitor *mon, const char *str)
113
{
114
    char c;
115
    for(;;) {
116
        c = *str++;
117
        if (c == '\0')
118
            break;
119
        if (c == '\n')
120
            term_outbuf[term_outbuf_index++] = '\r';
121
        term_outbuf[term_outbuf_index++] = c;
122
        if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
123
            c == '\n')
124
            monitor_flush(mon);
125
    }
126
}
127

    
128
void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
129
{
130
    char buf[4096];
131
    vsnprintf(buf, sizeof(buf), fmt, ap);
132
    monitor_puts(mon, buf);
133
}
134

    
135
void monitor_printf(Monitor *mon, const char *fmt, ...)
136
{
137
    va_list ap;
138
    va_start(ap, fmt);
139
    monitor_vprintf(mon, fmt, ap);
140
    va_end(ap);
141
}
142

    
143
void monitor_print_filename(Monitor *mon, const char *filename)
144
{
145
    int i;
146

    
147
    for (i = 0; filename[i]; i++) {
148
        switch (filename[i]) {
149
        case ' ':
150
        case '"':
151
        case '\\':
152
            monitor_printf(mon, "\\%c", filename[i]);
153
            break;
154
        case '\t':
155
            monitor_printf(mon, "\\t");
156
            break;
157
        case '\r':
158
            monitor_printf(mon, "\\r");
159
            break;
160
        case '\n':
161
            monitor_printf(mon, "\\n");
162
            break;
163
        default:
164
            monitor_printf(mon, "%c", filename[i]);
165
            break;
166
        }
167
    }
168
}
169

    
170
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
171
{
172
    va_list ap;
173
    va_start(ap, fmt);
174
    monitor_vprintf((Monitor *)stream, fmt, ap);
175
    va_end(ap);
176
    return 0;
177
}
178

    
179
static int compare_cmd(const char *name, const char *list)
180
{
181
    const char *p, *pstart;
182
    int len;
183
    len = strlen(name);
184
    p = list;
185
    for(;;) {
186
        pstart = p;
187
        p = strchr(p, '|');
188
        if (!p)
189
            p = pstart + strlen(pstart);
190
        if ((p - pstart) == len && !memcmp(pstart, name, len))
191
            return 1;
192
        if (*p == '\0')
193
            break;
194
        p++;
195
    }
196
    return 0;
197
}
198

    
199
static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
200
                          const char *prefix, const char *name)
201
{
202
    const mon_cmd_t *cmd;
203

    
204
    for(cmd = cmds; cmd->name != NULL; cmd++) {
205
        if (!name || !strcmp(name, cmd->name))
206
            monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
207
                           cmd->params, cmd->help);
208
    }
209
}
210

    
211
static void help_cmd(Monitor *mon, const char *name)
212
{
213
    if (name && !strcmp(name, "info")) {
214
        help_cmd_dump(mon, info_cmds, "info ", NULL);
215
    } else {
216
        help_cmd_dump(mon, mon_cmds, "", name);
217
        if (name && !strcmp(name, "log")) {
218
            const CPULogItem *item;
219
            monitor_printf(mon, "Log items (comma separated):\n");
220
            monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
221
            for(item = cpu_log_items; item->mask != 0; item++) {
222
                monitor_printf(mon, "%-10s %s\n", item->name, item->help);
223
            }
224
        }
225
    }
226
}
227

    
228
static void do_commit(Monitor *mon, const char *device)
229
{
230
    int i, all_devices;
231

    
232
    all_devices = !strcmp(device, "all");
233
    for (i = 0; i < nb_drives; i++) {
234
            if (all_devices ||
235
                !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
236
                bdrv_commit(drives_table[i].bdrv);
237
    }
238
}
239

    
240
static void do_info(Monitor *mon, const char *item)
241
{
242
    const mon_cmd_t *cmd;
243
    void (*handler)(Monitor *);
244

    
245
    if (!item)
246
        goto help;
247
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
248
        if (compare_cmd(item, cmd->name))
249
            goto found;
250
    }
251
 help:
252
    help_cmd(mon, "info");
253
    return;
254
 found:
255
    handler = cmd->handler;
256
    handler(mon);
257
}
258

    
259
static void do_info_version(Monitor *mon)
260
{
261
    monitor_printf(mon, "%s\n", QEMU_VERSION);
262
}
263

    
264
static void do_info_name(Monitor *mon)
265
{
266
    if (qemu_name)
267
        monitor_printf(mon, "%s\n", qemu_name);
268
}
269

    
270
#if defined(TARGET_I386)
271
static void do_info_hpet(Monitor *mon)
272
{
273
    monitor_printf(mon, "HPET is %s by QEMU\n",
274
                   (no_hpet) ? "disabled" : "enabled");
275
}
276
#endif
277

    
278
static void do_info_uuid(Monitor *mon)
279
{
280
    monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
281
                   qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
282
                   qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
283
                   qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
284
                   qemu_uuid[14], qemu_uuid[15]);
285
}
286

    
287
/* get the current CPU defined by the user */
288
static int mon_set_cpu(int cpu_index)
289
{
290
    CPUState *env;
291

    
292
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
293
        if (env->cpu_index == cpu_index) {
294
            mon_cpu = env;
295
            return 0;
296
        }
297
    }
298
    return -1;
299
}
300

    
301
static CPUState *mon_get_cpu(void)
302
{
303
    if (!mon_cpu) {
304
        mon_set_cpu(0);
305
    }
306
    return mon_cpu;
307
}
308

    
309
static void do_info_registers(Monitor *mon)
310
{
311
    CPUState *env;
312
    env = mon_get_cpu();
313
    if (!env)
314
        return;
315
#ifdef TARGET_I386
316
    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
317
                   X86_DUMP_FPU);
318
#else
319
    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
320
                   0);
321
#endif
322
}
323

    
324
static void do_info_cpus(Monitor *mon)
325
{
326
    CPUState *env;
327

    
328
    /* just to set the default cpu if not already done */
329
    mon_get_cpu();
330

    
331
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
332
        monitor_printf(mon, "%c CPU #%d:",
333
                       (env == mon_cpu) ? '*' : ' ',
334
                       env->cpu_index);
335
#if defined(TARGET_I386)
336
        monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
337
                       env->eip + env->segs[R_CS].base);
338
#elif defined(TARGET_PPC)
339
        monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
340
#elif defined(TARGET_SPARC)
341
        monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
342
                       env->pc, env->npc);
343
#elif defined(TARGET_MIPS)
344
        monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
345
#endif
346
        if (env->halted)
347
            monitor_printf(mon, " (halted)");
348
        monitor_printf(mon, "\n");
349
    }
350
}
351

    
352
static void do_cpu_set(Monitor *mon, int index)
353
{
354
    if (mon_set_cpu(index) < 0)
355
        monitor_printf(mon, "Invalid CPU index\n");
356
}
357

    
358
static void do_info_jit(Monitor *mon)
359
{
360
    dump_exec_info((FILE *)mon, monitor_fprintf);
361
}
362

    
363
static void do_info_history(Monitor *mon)
364
{
365
    int i;
366
    const char *str;
367

    
368
    i = 0;
369
    for(;;) {
370
        str = readline_get_history(i);
371
        if (!str)
372
            break;
373
        monitor_printf(mon, "%d: '%s'\n", i, str);
374
        i++;
375
    }
376
}
377

    
378
#if defined(TARGET_PPC)
379
/* XXX: not implemented in other targets */
380
static void do_info_cpu_stats(Monitor *mon)
381
{
382
    CPUState *env;
383

    
384
    env = mon_get_cpu();
385
    cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
386
}
387
#endif
388

    
389
static void do_quit(Monitor *mon)
390
{
391
    exit(0);
392
}
393

    
394
static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
395
{
396
    if (bdrv_is_inserted(bs)) {
397
        if (!force) {
398
            if (!bdrv_is_removable(bs)) {
399
                monitor_printf(mon, "device is not removable\n");
400
                return -1;
401
            }
402
            if (bdrv_is_locked(bs)) {
403
                monitor_printf(mon, "device is locked\n");
404
                return -1;
405
            }
406
        }
407
        bdrv_close(bs);
408
    }
409
    return 0;
410
}
411

    
412
static void do_eject(Monitor *mon, int force, const char *filename)
413
{
414
    BlockDriverState *bs;
415

    
416
    bs = bdrv_find(filename);
417
    if (!bs) {
418
        monitor_printf(mon, "device not found\n");
419
        return;
420
    }
421
    eject_device(mon, bs, force);
422
}
423

    
424
static void do_change_block(Monitor *mon, const char *device,
425
                            const char *filename, const char *fmt)
426
{
427
    BlockDriverState *bs;
428
    BlockDriver *drv = NULL;
429

    
430
    bs = bdrv_find(device);
431
    if (!bs) {
432
        monitor_printf(mon, "device not found\n");
433
        return;
434
    }
435
    if (fmt) {
436
        drv = bdrv_find_format(fmt);
437
        if (!drv) {
438
            monitor_printf(mon, "invalid format %s\n", fmt);
439
            return;
440
        }
441
    }
442
    if (eject_device(mon, bs, 0) < 0)
443
        return;
444
    bdrv_open2(bs, filename, 0, drv);
445
    monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
446
}
447

    
448
static void change_vnc_password_cb(Monitor *mon, const char *password,
449
                                   void *opaque)
450
{
451
    if (vnc_display_password(NULL, password) < 0)
452
        monitor_printf(mon, "could not set VNC server password\n");
453

    
454
    monitor_start_input();
455
}
456

    
457
static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
458
{
459
    if (strcmp(target, "passwd") == 0 ||
460
        strcmp(target, "password") == 0) {
461
        if (arg) {
462
            char password[9];
463
            strncpy(password, arg, sizeof(password));
464
            password[sizeof(password) - 1] = '\0';
465
            change_vnc_password_cb(mon, password, NULL);
466
        } else {
467
            monitor_read_password(mon, change_vnc_password_cb, NULL);
468
        }
469
    } else {
470
        if (vnc_display_open(NULL, target) < 0)
471
            monitor_printf(mon, "could not start VNC server on %s\n", target);
472
    }
473
}
474

    
475
static void do_change(Monitor *mon, const char *device, const char *target,
476
                      const char *arg)
477
{
478
    if (strcmp(device, "vnc") == 0) {
479
        do_change_vnc(mon, target, arg);
480
    } else {
481
        do_change_block(mon, device, target, arg);
482
    }
483
}
484

    
485
static void do_screen_dump(Monitor *mon, const char *filename)
486
{
487
    vga_hw_screen_dump(filename);
488
}
489

    
490
static void do_logfile(Monitor *mon, const char *filename)
491
{
492
    cpu_set_log_filename(filename);
493
}
494

    
495
static void do_log(Monitor *mon, const char *items)
496
{
497
    int mask;
498

    
499
    if (!strcmp(items, "none")) {
500
        mask = 0;
501
    } else {
502
        mask = cpu_str_to_log_mask(items);
503
        if (!mask) {
504
            help_cmd(mon, "log");
505
            return;
506
        }
507
    }
508
    cpu_set_log(mask);
509
}
510

    
511
static void do_stop(Monitor *mon)
512
{
513
    vm_stop(EXCP_INTERRUPT);
514
}
515

    
516
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
517

    
518
struct bdrv_iterate_context {
519
    Monitor *mon;
520
    int err;
521
};
522

    
523
static void do_cont(Monitor *mon)
524
{
525
    struct bdrv_iterate_context context = { mon, 0 };
526

    
527
    bdrv_iterate(encrypted_bdrv_it, &context);
528
    /* only resume the vm if all keys are set and valid */
529
    if (!context.err)
530
        vm_start();
531
}
532

    
533
static void bdrv_key_cb(void *opaque, int err)
534
{
535
    Monitor *mon = opaque;
536

    
537
    /* another key was set successfully, retry to continue */
538
    if (!err)
539
        do_cont(mon);
540
}
541

    
542
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
543
{
544
    struct bdrv_iterate_context *context = opaque;
545

    
546
    if (!context->err && bdrv_key_required(bs)) {
547
        context->err = -EBUSY;
548
        monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
549
                                    context->mon);
550
    }
551
}
552

    
553
#ifdef CONFIG_GDBSTUB
554
static void do_gdbserver(Monitor *mon, const char *port)
555
{
556
    if (!port)
557
        port = DEFAULT_GDBSTUB_PORT;
558
    if (gdbserver_start(port) < 0) {
559
        monitor_printf(mon, "Could not open gdbserver socket on port '%s'\n",
560
                       port);
561
    } else {
562
        monitor_printf(mon, "Waiting gdb connection on port '%s'\n", port);
563
    }
564
}
565
#endif
566

    
567
static void monitor_printc(Monitor *mon, int c)
568
{
569
    monitor_printf(mon, "'");
570
    switch(c) {
571
    case '\'':
572
        monitor_printf(mon, "\\'");
573
        break;
574
    case '\\':
575
        monitor_printf(mon, "\\\\");
576
        break;
577
    case '\n':
578
        monitor_printf(mon, "\\n");
579
        break;
580
    case '\r':
581
        monitor_printf(mon, "\\r");
582
        break;
583
    default:
584
        if (c >= 32 && c <= 126) {
585
            monitor_printf(mon, "%c", c);
586
        } else {
587
            monitor_printf(mon, "\\x%02x", c);
588
        }
589
        break;
590
    }
591
    monitor_printf(mon, "'");
592
}
593

    
594
static void memory_dump(Monitor *mon, int count, int format, int wsize,
595
                        target_phys_addr_t addr, int is_physical)
596
{
597
    CPUState *env;
598
    int nb_per_line, l, line_size, i, max_digits, len;
599
    uint8_t buf[16];
600
    uint64_t v;
601

    
602
    if (format == 'i') {
603
        int flags;
604
        flags = 0;
605
        env = mon_get_cpu();
606
        if (!env && !is_physical)
607
            return;
608
#ifdef TARGET_I386
609
        if (wsize == 2) {
610
            flags = 1;
611
        } else if (wsize == 4) {
612
            flags = 0;
613
        } else {
614
            /* as default we use the current CS size */
615
            flags = 0;
616
            if (env) {
617
#ifdef TARGET_X86_64
618
                if ((env->efer & MSR_EFER_LMA) &&
619
                    (env->segs[R_CS].flags & DESC_L_MASK))
620
                    flags = 2;
621
                else
622
#endif
623
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
624
                    flags = 1;
625
            }
626
        }
627
#endif
628
        monitor_disas(mon, env, addr, count, is_physical, flags);
629
        return;
630
    }
631

    
632
    len = wsize * count;
633
    if (wsize == 1)
634
        line_size = 8;
635
    else
636
        line_size = 16;
637
    nb_per_line = line_size / wsize;
638
    max_digits = 0;
639

    
640
    switch(format) {
641
    case 'o':
642
        max_digits = (wsize * 8 + 2) / 3;
643
        break;
644
    default:
645
    case 'x':
646
        max_digits = (wsize * 8) / 4;
647
        break;
648
    case 'u':
649
    case 'd':
650
        max_digits = (wsize * 8 * 10 + 32) / 33;
651
        break;
652
    case 'c':
653
        wsize = 1;
654
        break;
655
    }
656

    
657
    while (len > 0) {
658
        if (is_physical)
659
            monitor_printf(mon, TARGET_FMT_plx ":", addr);
660
        else
661
            monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
662
        l = len;
663
        if (l > line_size)
664
            l = line_size;
665
        if (is_physical) {
666
            cpu_physical_memory_rw(addr, buf, l, 0);
667
        } else {
668
            env = mon_get_cpu();
669
            if (!env)
670
                break;
671
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
672
                monitor_printf(mon, " Cannot access memory\n");
673
                break;
674
            }
675
        }
676
        i = 0;
677
        while (i < l) {
678
            switch(wsize) {
679
            default:
680
            case 1:
681
                v = ldub_raw(buf + i);
682
                break;
683
            case 2:
684
                v = lduw_raw(buf + i);
685
                break;
686
            case 4:
687
                v = (uint32_t)ldl_raw(buf + i);
688
                break;
689
            case 8:
690
                v = ldq_raw(buf + i);
691
                break;
692
            }
693
            monitor_printf(mon, " ");
694
            switch(format) {
695
            case 'o':
696
                monitor_printf(mon, "%#*" PRIo64, max_digits, v);
697
                break;
698
            case 'x':
699
                monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
700
                break;
701
            case 'u':
702
                monitor_printf(mon, "%*" PRIu64, max_digits, v);
703
                break;
704
            case 'd':
705
                monitor_printf(mon, "%*" PRId64, max_digits, v);
706
                break;
707
            case 'c':
708
                monitor_printc(mon, v);
709
                break;
710
            }
711
            i += wsize;
712
        }
713
        monitor_printf(mon, "\n");
714
        addr += l;
715
        len -= l;
716
    }
717
}
718

    
719
#if TARGET_LONG_BITS == 64
720
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
721
#else
722
#define GET_TLONG(h, l) (l)
723
#endif
724

    
725
static void do_memory_dump(Monitor *mon, int count, int format, int size,
726
                           uint32_t addrh, uint32_t addrl)
727
{
728
    target_long addr = GET_TLONG(addrh, addrl);
729
    memory_dump(mon, count, format, size, addr, 0);
730
}
731

    
732
#if TARGET_PHYS_ADDR_BITS > 32
733
#define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
734
#else
735
#define GET_TPHYSADDR(h, l) (l)
736
#endif
737

    
738
static void do_physical_memory_dump(Monitor *mon, int count, int format,
739
                                    int size, uint32_t addrh, uint32_t addrl)
740

    
741
{
742
    target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
743
    memory_dump(mon, count, format, size, addr, 1);
744
}
745

    
746
static void do_print(Monitor *mon, int count, int format, int size,
747
                     unsigned int valh, unsigned int vall)
748
{
749
    target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
750
#if TARGET_PHYS_ADDR_BITS == 32
751
    switch(format) {
752
    case 'o':
753
        monitor_printf(mon, "%#o", val);
754
        break;
755
    case 'x':
756
        monitor_printf(mon, "%#x", val);
757
        break;
758
    case 'u':
759
        monitor_printf(mon, "%u", val);
760
        break;
761
    default:
762
    case 'd':
763
        monitor_printf(mon, "%d", val);
764
        break;
765
    case 'c':
766
        monitor_printc(mon, val);
767
        break;
768
    }
769
#else
770
    switch(format) {
771
    case 'o':
772
        monitor_printf(mon, "%#" PRIo64, val);
773
        break;
774
    case 'x':
775
        monitor_printf(mon, "%#" PRIx64, val);
776
        break;
777
    case 'u':
778
        monitor_printf(mon, "%" PRIu64, val);
779
        break;
780
    default:
781
    case 'd':
782
        monitor_printf(mon, "%" PRId64, val);
783
        break;
784
    case 'c':
785
        monitor_printc(mon, val);
786
        break;
787
    }
788
#endif
789
    monitor_printf(mon, "\n");
790
}
791

    
792
static void do_memory_save(Monitor *mon, unsigned int valh, unsigned int vall,
793
                           uint32_t size, const char *filename)
794
{
795
    FILE *f;
796
    target_long addr = GET_TLONG(valh, vall);
797
    uint32_t l;
798
    CPUState *env;
799
    uint8_t buf[1024];
800

    
801
    env = mon_get_cpu();
802
    if (!env)
803
        return;
804

    
805
    f = fopen(filename, "wb");
806
    if (!f) {
807
        monitor_printf(mon, "could not open '%s'\n", filename);
808
        return;
809
    }
810
    while (size != 0) {
811
        l = sizeof(buf);
812
        if (l > size)
813
            l = size;
814
        cpu_memory_rw_debug(env, addr, buf, l, 0);
815
        fwrite(buf, 1, l, f);
816
        addr += l;
817
        size -= l;
818
    }
819
    fclose(f);
820
}
821

    
822
static void do_physical_memory_save(Monitor *mon, unsigned int valh,
823
                                    unsigned int vall, uint32_t size,
824
                                    const char *filename)
825
{
826
    FILE *f;
827
    uint32_t l;
828
    uint8_t buf[1024];
829
    target_phys_addr_t addr = GET_TPHYSADDR(valh, vall); 
830

    
831
    f = fopen(filename, "wb");
832
    if (!f) {
833
        monitor_printf(mon, "could not open '%s'\n", filename);
834
        return;
835
    }
836
    while (size != 0) {
837
        l = sizeof(buf);
838
        if (l > size)
839
            l = size;
840
        cpu_physical_memory_rw(addr, buf, l, 0);
841
        fwrite(buf, 1, l, f);
842
        fflush(f);
843
        addr += l;
844
        size -= l;
845
    }
846
    fclose(f);
847
}
848

    
849
static void do_sum(Monitor *mon, uint32_t start, uint32_t size)
850
{
851
    uint32_t addr;
852
    uint8_t buf[1];
853
    uint16_t sum;
854

    
855
    sum = 0;
856
    for(addr = start; addr < (start + size); addr++) {
857
        cpu_physical_memory_rw(addr, buf, 1, 0);
858
        /* BSD sum algorithm ('sum' Unix command) */
859
        sum = (sum >> 1) | (sum << 15);
860
        sum += buf[0];
861
    }
862
    monitor_printf(mon, "%05d\n", sum);
863
}
864

    
865
typedef struct {
866
    int keycode;
867
    const char *name;
868
} KeyDef;
869

    
870
static const KeyDef key_defs[] = {
871
    { 0x2a, "shift" },
872
    { 0x36, "shift_r" },
873

    
874
    { 0x38, "alt" },
875
    { 0xb8, "alt_r" },
876
    { 0x64, "altgr" },
877
    { 0xe4, "altgr_r" },
878
    { 0x1d, "ctrl" },
879
    { 0x9d, "ctrl_r" },
880

    
881
    { 0xdd, "menu" },
882

    
883
    { 0x01, "esc" },
884

    
885
    { 0x02, "1" },
886
    { 0x03, "2" },
887
    { 0x04, "3" },
888
    { 0x05, "4" },
889
    { 0x06, "5" },
890
    { 0x07, "6" },
891
    { 0x08, "7" },
892
    { 0x09, "8" },
893
    { 0x0a, "9" },
894
    { 0x0b, "0" },
895
    { 0x0c, "minus" },
896
    { 0x0d, "equal" },
897
    { 0x0e, "backspace" },
898

    
899
    { 0x0f, "tab" },
900
    { 0x10, "q" },
901
    { 0x11, "w" },
902
    { 0x12, "e" },
903
    { 0x13, "r" },
904
    { 0x14, "t" },
905
    { 0x15, "y" },
906
    { 0x16, "u" },
907
    { 0x17, "i" },
908
    { 0x18, "o" },
909
    { 0x19, "p" },
910

    
911
    { 0x1c, "ret" },
912

    
913
    { 0x1e, "a" },
914
    { 0x1f, "s" },
915
    { 0x20, "d" },
916
    { 0x21, "f" },
917
    { 0x22, "g" },
918
    { 0x23, "h" },
919
    { 0x24, "j" },
920
    { 0x25, "k" },
921
    { 0x26, "l" },
922

    
923
    { 0x2c, "z" },
924
    { 0x2d, "x" },
925
    { 0x2e, "c" },
926
    { 0x2f, "v" },
927
    { 0x30, "b" },
928
    { 0x31, "n" },
929
    { 0x32, "m" },
930
    { 0x33, "comma" },
931
    { 0x34, "dot" },
932
    { 0x35, "slash" },
933

    
934
    { 0x37, "asterisk" },
935

    
936
    { 0x39, "spc" },
937
    { 0x3a, "caps_lock" },
938
    { 0x3b, "f1" },
939
    { 0x3c, "f2" },
940
    { 0x3d, "f3" },
941
    { 0x3e, "f4" },
942
    { 0x3f, "f5" },
943
    { 0x40, "f6" },
944
    { 0x41, "f7" },
945
    { 0x42, "f8" },
946
    { 0x43, "f9" },
947
    { 0x44, "f10" },
948
    { 0x45, "num_lock" },
949
    { 0x46, "scroll_lock" },
950

    
951
    { 0xb5, "kp_divide" },
952
    { 0x37, "kp_multiply" },
953
    { 0x4a, "kp_subtract" },
954
    { 0x4e, "kp_add" },
955
    { 0x9c, "kp_enter" },
956
    { 0x53, "kp_decimal" },
957
    { 0x54, "sysrq" },
958

    
959
    { 0x52, "kp_0" },
960
    { 0x4f, "kp_1" },
961
    { 0x50, "kp_2" },
962
    { 0x51, "kp_3" },
963
    { 0x4b, "kp_4" },
964
    { 0x4c, "kp_5" },
965
    { 0x4d, "kp_6" },
966
    { 0x47, "kp_7" },
967
    { 0x48, "kp_8" },
968
    { 0x49, "kp_9" },
969

    
970
    { 0x56, "<" },
971

    
972
    { 0x57, "f11" },
973
    { 0x58, "f12" },
974

    
975
    { 0xb7, "print" },
976

    
977
    { 0xc7, "home" },
978
    { 0xc9, "pgup" },
979
    { 0xd1, "pgdn" },
980
    { 0xcf, "end" },
981

    
982
    { 0xcb, "left" },
983
    { 0xc8, "up" },
984
    { 0xd0, "down" },
985
    { 0xcd, "right" },
986

    
987
    { 0xd2, "insert" },
988
    { 0xd3, "delete" },
989
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
990
    { 0xf0, "stop" },
991
    { 0xf1, "again" },
992
    { 0xf2, "props" },
993
    { 0xf3, "undo" },
994
    { 0xf4, "front" },
995
    { 0xf5, "copy" },
996
    { 0xf6, "open" },
997
    { 0xf7, "paste" },
998
    { 0xf8, "find" },
999
    { 0xf9, "cut" },
1000
    { 0xfa, "lf" },
1001
    { 0xfb, "help" },
1002
    { 0xfc, "meta_l" },
1003
    { 0xfd, "meta_r" },
1004
    { 0xfe, "compose" },
1005
#endif
1006
    { 0, NULL },
1007
};
1008

    
1009
static int get_keycode(const char *key)
1010
{
1011
    const KeyDef *p;
1012
    char *endp;
1013
    int ret;
1014

    
1015
    for(p = key_defs; p->name != NULL; p++) {
1016
        if (!strcmp(key, p->name))
1017
            return p->keycode;
1018
    }
1019
    if (strstart(key, "0x", NULL)) {
1020
        ret = strtoul(key, &endp, 0);
1021
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1022
            return ret;
1023
    }
1024
    return -1;
1025
}
1026

    
1027
#define MAX_KEYCODES 16
1028
static uint8_t keycodes[MAX_KEYCODES];
1029
static int nb_pending_keycodes;
1030
static QEMUTimer *key_timer;
1031

    
1032
static void release_keys(void *opaque)
1033
{
1034
    int keycode;
1035

    
1036
    while (nb_pending_keycodes > 0) {
1037
        nb_pending_keycodes--;
1038
        keycode = keycodes[nb_pending_keycodes];
1039
        if (keycode & 0x80)
1040
            kbd_put_keycode(0xe0);
1041
        kbd_put_keycode(keycode | 0x80);
1042
    }
1043
}
1044

    
1045
static void do_sendkey(Monitor *mon, const char *string, int has_hold_time,
1046
                       int hold_time)
1047
{
1048
    char keyname_buf[16];
1049
    char *separator;
1050
    int keyname_len, keycode, i;
1051

    
1052
    if (nb_pending_keycodes > 0) {
1053
        qemu_del_timer(key_timer);
1054
        release_keys(NULL);
1055
    }
1056
    if (!has_hold_time)
1057
        hold_time = 100;
1058
    i = 0;
1059
    while (1) {
1060
        separator = strchr(string, '-');
1061
        keyname_len = separator ? separator - string : strlen(string);
1062
        if (keyname_len > 0) {
1063
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1064
            if (keyname_len > sizeof(keyname_buf) - 1) {
1065
                monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1066
                return;
1067
            }
1068
            if (i == MAX_KEYCODES) {
1069
                monitor_printf(mon, "too many keys\n");
1070
                return;
1071
            }
1072
            keyname_buf[keyname_len] = 0;
1073
            keycode = get_keycode(keyname_buf);
1074
            if (keycode < 0) {
1075
                monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1076
                return;
1077
            }
1078
            keycodes[i++] = keycode;
1079
        }
1080
        if (!separator)
1081
            break;
1082
        string = separator + 1;
1083
    }
1084
    nb_pending_keycodes = i;
1085
    /* key down events */
1086
    for (i = 0; i < nb_pending_keycodes; i++) {
1087
        keycode = keycodes[i];
1088
        if (keycode & 0x80)
1089
            kbd_put_keycode(0xe0);
1090
        kbd_put_keycode(keycode & 0x7f);
1091
    }
1092
    /* delayed key up events */
1093
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1094
                    muldiv64(ticks_per_sec, hold_time, 1000));
1095
}
1096

    
1097
static int mouse_button_state;
1098

    
1099
static void do_mouse_move(Monitor *mon, const char *dx_str, const char *dy_str,
1100
                          const char *dz_str)
1101
{
1102
    int dx, dy, dz;
1103
    dx = strtol(dx_str, NULL, 0);
1104
    dy = strtol(dy_str, NULL, 0);
1105
    dz = 0;
1106
    if (dz_str)
1107
        dz = strtol(dz_str, NULL, 0);
1108
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1109
}
1110

    
1111
static void do_mouse_button(Monitor *mon, int button_state)
1112
{
1113
    mouse_button_state = button_state;
1114
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1115
}
1116

    
1117
static void do_ioport_read(Monitor *mon, int count, int format, int size,
1118
                           int addr, int has_index, int index)
1119
{
1120
    uint32_t val;
1121
    int suffix;
1122

    
1123
    if (has_index) {
1124
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
1125
        addr++;
1126
    }
1127
    addr &= 0xffff;
1128

    
1129
    switch(size) {
1130
    default:
1131
    case 1:
1132
        val = cpu_inb(NULL, addr);
1133
        suffix = 'b';
1134
        break;
1135
    case 2:
1136
        val = cpu_inw(NULL, addr);
1137
        suffix = 'w';
1138
        break;
1139
    case 4:
1140
        val = cpu_inl(NULL, addr);
1141
        suffix = 'l';
1142
        break;
1143
    }
1144
    monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1145
                   suffix, addr, size * 2, val);
1146
}
1147

    
1148
/* boot_set handler */
1149
static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1150
static void *boot_opaque;
1151

    
1152
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1153
{
1154
    qemu_boot_set_handler = func;
1155
    boot_opaque = opaque;
1156
}
1157

    
1158
static void do_boot_set(Monitor *mon, const char *bootdevice)
1159
{
1160
    int res;
1161

    
1162
    if (qemu_boot_set_handler)  {
1163
        res = qemu_boot_set_handler(boot_opaque, bootdevice);
1164
        if (res == 0)
1165
            monitor_printf(mon, "boot device list now set to %s\n",
1166
                           bootdevice);
1167
        else
1168
            monitor_printf(mon, "setting boot device list failed with "
1169
                           "error %i\n", res);
1170
    } else {
1171
        monitor_printf(mon, "no function defined to set boot device list for "
1172
                       "this architecture\n");
1173
    }
1174
}
1175

    
1176
static void do_system_reset(Monitor *mon)
1177
{
1178
    qemu_system_reset_request();
1179
}
1180

    
1181
static void do_system_powerdown(Monitor *mon)
1182
{
1183
    qemu_system_powerdown_request();
1184
}
1185

    
1186
#if defined(TARGET_I386)
1187
static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1188
{
1189
    monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1190
                   addr,
1191
                   pte & mask,
1192
                   pte & PG_GLOBAL_MASK ? 'G' : '-',
1193
                   pte & PG_PSE_MASK ? 'P' : '-',
1194
                   pte & PG_DIRTY_MASK ? 'D' : '-',
1195
                   pte & PG_ACCESSED_MASK ? 'A' : '-',
1196
                   pte & PG_PCD_MASK ? 'C' : '-',
1197
                   pte & PG_PWT_MASK ? 'T' : '-',
1198
                   pte & PG_USER_MASK ? 'U' : '-',
1199
                   pte & PG_RW_MASK ? 'W' : '-');
1200
}
1201

    
1202
static void tlb_info(Monitor *mon)
1203
{
1204
    CPUState *env;
1205
    int l1, l2;
1206
    uint32_t pgd, pde, pte;
1207

    
1208
    env = mon_get_cpu();
1209
    if (!env)
1210
        return;
1211

    
1212
    if (!(env->cr[0] & CR0_PG_MASK)) {
1213
        monitor_printf(mon, "PG disabled\n");
1214
        return;
1215
    }
1216
    pgd = env->cr[3] & ~0xfff;
1217
    for(l1 = 0; l1 < 1024; l1++) {
1218
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1219
        pde = le32_to_cpu(pde);
1220
        if (pde & PG_PRESENT_MASK) {
1221
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1222
                print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1223
            } else {
1224
                for(l2 = 0; l2 < 1024; l2++) {
1225
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1226
                                             (uint8_t *)&pte, 4);
1227
                    pte = le32_to_cpu(pte);
1228
                    if (pte & PG_PRESENT_MASK) {
1229
                        print_pte(mon, (l1 << 22) + (l2 << 12),
1230
                                  pte & ~PG_PSE_MASK,
1231
                                  ~0xfff);
1232
                    }
1233
                }
1234
            }
1235
        }
1236
    }
1237
}
1238

    
1239
static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1240
                      uint32_t end, int prot)
1241
{
1242
    int prot1;
1243
    prot1 = *plast_prot;
1244
    if (prot != prot1) {
1245
        if (*pstart != -1) {
1246
            monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1247
                           *pstart, end, end - *pstart,
1248
                           prot1 & PG_USER_MASK ? 'u' : '-',
1249
                           'r',
1250
                           prot1 & PG_RW_MASK ? 'w' : '-');
1251
        }
1252
        if (prot != 0)
1253
            *pstart = end;
1254
        else
1255
            *pstart = -1;
1256
        *plast_prot = prot;
1257
    }
1258
}
1259

    
1260
static void mem_info(Monitor *mon)
1261
{
1262
    CPUState *env;
1263
    int l1, l2, prot, last_prot;
1264
    uint32_t pgd, pde, pte, start, end;
1265

    
1266
    env = mon_get_cpu();
1267
    if (!env)
1268
        return;
1269

    
1270
    if (!(env->cr[0] & CR0_PG_MASK)) {
1271
        monitor_printf(mon, "PG disabled\n");
1272
        return;
1273
    }
1274
    pgd = env->cr[3] & ~0xfff;
1275
    last_prot = 0;
1276
    start = -1;
1277
    for(l1 = 0; l1 < 1024; l1++) {
1278
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1279
        pde = le32_to_cpu(pde);
1280
        end = l1 << 22;
1281
        if (pde & PG_PRESENT_MASK) {
1282
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1283
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1284
                mem_print(mon, &start, &last_prot, end, prot);
1285
            } else {
1286
                for(l2 = 0; l2 < 1024; l2++) {
1287
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1288
                                             (uint8_t *)&pte, 4);
1289
                    pte = le32_to_cpu(pte);
1290
                    end = (l1 << 22) + (l2 << 12);
1291
                    if (pte & PG_PRESENT_MASK) {
1292
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1293
                    } else {
1294
                        prot = 0;
1295
                    }
1296
                    mem_print(mon, &start, &last_prot, end, prot);
1297
                }
1298
            }
1299
        } else {
1300
            prot = 0;
1301
            mem_print(mon, &start, &last_prot, end, prot);
1302
        }
1303
    }
1304
}
1305
#endif
1306

    
1307
#if defined(TARGET_SH4)
1308

    
1309
static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1310
{
1311
    monitor_printf(mon, " tlb%i:\t"
1312
                   "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1313
                   "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1314
                   "dirty=%hhu writethrough=%hhu\n",
1315
                   idx,
1316
                   tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1317
                   tlb->v, tlb->sh, tlb->c, tlb->pr,
1318
                   tlb->d, tlb->wt);
1319
}
1320

    
1321
static void tlb_info(Monitor *mon)
1322
{
1323
    CPUState *env = mon_get_cpu();
1324
    int i;
1325

    
1326
    monitor_printf (mon, "ITLB:\n");
1327
    for (i = 0 ; i < ITLB_SIZE ; i++)
1328
        print_tlb (mon, i, &env->itlb[i]);
1329
    monitor_printf (mon, "UTLB:\n");
1330
    for (i = 0 ; i < UTLB_SIZE ; i++)
1331
        print_tlb (mon, i, &env->utlb[i]);
1332
}
1333

    
1334
#endif
1335

    
1336
static void do_info_kqemu(Monitor *mon)
1337
{
1338
#ifdef USE_KQEMU
1339
    CPUState *env;
1340
    int val;
1341
    val = 0;
1342
    env = mon_get_cpu();
1343
    if (!env) {
1344
        monitor_printf(mon, "No cpu initialized yet");
1345
        return;
1346
    }
1347
    val = env->kqemu_enabled;
1348
    monitor_printf(mon, "kqemu support: ");
1349
    switch(val) {
1350
    default:
1351
    case 0:
1352
        monitor_printf(mon, "disabled\n");
1353
        break;
1354
    case 1:
1355
        monitor_printf(mon, "enabled for user code\n");
1356
        break;
1357
    case 2:
1358
        monitor_printf(mon, "enabled for user and kernel code\n");
1359
        break;
1360
    }
1361
#else
1362
    monitor_printf(mon, "kqemu support: not compiled\n");
1363
#endif
1364
}
1365

    
1366
static void do_info_kvm(Monitor *mon)
1367
{
1368
#ifdef CONFIG_KVM
1369
    monitor_printf(mon, "kvm support: ");
1370
    if (kvm_enabled())
1371
        monitor_printf(mon, "enabled\n");
1372
    else
1373
        monitor_printf(mon, "disabled\n");
1374
#else
1375
    monitor_printf(mon, "kvm support: not compiled\n");
1376
#endif
1377
}
1378

    
1379
#ifdef CONFIG_PROFILER
1380

    
1381
int64_t kqemu_time;
1382
int64_t qemu_time;
1383
int64_t kqemu_exec_count;
1384
int64_t dev_time;
1385
int64_t kqemu_ret_int_count;
1386
int64_t kqemu_ret_excp_count;
1387
int64_t kqemu_ret_intr_count;
1388

    
1389
static void do_info_profile(Monitor *mon)
1390
{
1391
    int64_t total;
1392
    total = qemu_time;
1393
    if (total == 0)
1394
        total = 1;
1395
    monitor_printf(mon, "async time  %" PRId64 " (%0.3f)\n",
1396
                   dev_time, dev_time / (double)ticks_per_sec);
1397
    monitor_printf(mon, "qemu time   %" PRId64 " (%0.3f)\n",
1398
                   qemu_time, qemu_time / (double)ticks_per_sec);
1399
    monitor_printf(mon, "kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%"
1400
                        PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%"
1401
                        PRId64 "\n",
1402
                   kqemu_time, kqemu_time / (double)ticks_per_sec,
1403
                   kqemu_time / (double)total * 100.0,
1404
                   kqemu_exec_count,
1405
                   kqemu_ret_int_count,
1406
                   kqemu_ret_excp_count,
1407
                   kqemu_ret_intr_count);
1408
    qemu_time = 0;
1409
    kqemu_time = 0;
1410
    kqemu_exec_count = 0;
1411
    dev_time = 0;
1412
    kqemu_ret_int_count = 0;
1413
    kqemu_ret_excp_count = 0;
1414
    kqemu_ret_intr_count = 0;
1415
#ifdef USE_KQEMU
1416
    kqemu_record_dump();
1417
#endif
1418
}
1419
#else
1420
static void do_info_profile(Monitor *mon)
1421
{
1422
    monitor_printf(mon, "Internal profiler not compiled\n");
1423
}
1424
#endif
1425

    
1426
/* Capture support */
1427
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1428

    
1429
static void do_info_capture(Monitor *mon)
1430
{
1431
    int i;
1432
    CaptureState *s;
1433

    
1434
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1435
        monitor_printf(mon, "[%d]: ", i);
1436
        s->ops.info (s->opaque);
1437
    }
1438
}
1439

    
1440
static void do_stop_capture(Monitor *mon, int n)
1441
{
1442
    int i;
1443
    CaptureState *s;
1444

    
1445
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1446
        if (i == n) {
1447
            s->ops.destroy (s->opaque);
1448
            LIST_REMOVE (s, entries);
1449
            qemu_free (s);
1450
            return;
1451
        }
1452
    }
1453
}
1454

    
1455
#ifdef HAS_AUDIO
1456
static void do_wav_capture(Monitor *mon, const char *path,
1457
                           int has_freq, int freq,
1458
                           int has_bits, int bits,
1459
                           int has_channels, int nchannels)
1460
{
1461
    CaptureState *s;
1462

    
1463
    s = qemu_mallocz (sizeof (*s));
1464

    
1465
    freq = has_freq ? freq : 44100;
1466
    bits = has_bits ? bits : 16;
1467
    nchannels = has_channels ? nchannels : 2;
1468

    
1469
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1470
        monitor_printf(mon, "Faied to add wave capture\n");
1471
        qemu_free (s);
1472
    }
1473
    LIST_INSERT_HEAD (&capture_head, s, entries);
1474
}
1475
#endif
1476

    
1477
#if defined(TARGET_I386)
1478
static void do_inject_nmi(Monitor *mon, int cpu_index)
1479
{
1480
    CPUState *env;
1481

    
1482
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1483
        if (env->cpu_index == cpu_index) {
1484
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1485
            break;
1486
        }
1487
}
1488
#endif
1489

    
1490
static void do_info_status(Monitor *mon)
1491
{
1492
    if (vm_running)
1493
       monitor_printf(mon, "VM status: running\n");
1494
    else
1495
       monitor_printf(mon, "VM status: paused\n");
1496
}
1497

    
1498

    
1499
static void do_balloon(Monitor *mon, int value)
1500
{
1501
    ram_addr_t target = value;
1502
    qemu_balloon(target << 20);
1503
}
1504

    
1505
static void do_info_balloon(Monitor *mon)
1506
{
1507
    ram_addr_t actual;
1508

    
1509
    actual = qemu_balloon_status();
1510
    if (kvm_enabled() && !kvm_has_sync_mmu())
1511
        monitor_printf(mon, "Using KVM without synchronous MMU, "
1512
                       "ballooning disabled\n");
1513
    else if (actual == 0)
1514
        monitor_printf(mon, "Ballooning not activated in VM\n");
1515
    else
1516
        monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1517
}
1518

    
1519
/* Please update qemu-doc.texi when adding or changing commands */
1520
static const mon_cmd_t mon_cmds[] = {
1521
    { "help|?", "s?", help_cmd,
1522
      "[cmd]", "show the help" },
1523
    { "commit", "s", do_commit,
1524
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1525
    { "info", "s?", do_info,
1526
      "subcommand", "show various information about the system state" },
1527
    { "q|quit", "", do_quit,
1528
      "", "quit the emulator" },
1529
    { "eject", "-fB", do_eject,
1530
      "[-f] device", "eject a removable medium (use -f to force it)" },
1531
    { "change", "BFs?", do_change,
1532
      "device filename [format]", "change a removable medium, optional format" },
1533
    { "screendump", "F", do_screen_dump,
1534
      "filename", "save screen into PPM image 'filename'" },
1535
    { "logfile", "F", do_logfile,
1536
      "filename", "output logs to 'filename'" },
1537
    { "log", "s", do_log,
1538
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1539
    { "savevm", "s?", do_savevm,
1540
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1541
    { "loadvm", "s", do_loadvm,
1542
      "tag|id", "restore a VM snapshot from its tag or id" },
1543
    { "delvm", "s", do_delvm,
1544
      "tag|id", "delete a VM snapshot from its tag or id" },
1545
    { "stop", "", do_stop,
1546
      "", "stop emulation", },
1547
    { "c|cont", "", do_cont,
1548
      "", "resume emulation", },
1549
#ifdef CONFIG_GDBSTUB
1550
    { "gdbserver", "s?", do_gdbserver,
1551
      "[port]", "start gdbserver session (default port=1234)", },
1552
#endif
1553
    { "x", "/l", do_memory_dump,
1554
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1555
    { "xp", "/l", do_physical_memory_dump,
1556
      "/fmt addr", "physical memory dump starting at 'addr'", },
1557
    { "p|print", "/l", do_print,
1558
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1559
    { "i", "/ii.", do_ioport_read,
1560
      "/fmt addr", "I/O port read" },
1561

    
1562
    { "sendkey", "si?", do_sendkey,
1563
      "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1564
    { "system_reset", "", do_system_reset,
1565
      "", "reset the system" },
1566
    { "system_powerdown", "", do_system_powerdown,
1567
      "", "send system power down event" },
1568
    { "sum", "ii", do_sum,
1569
      "addr size", "compute the checksum of a memory region" },
1570
    { "usb_add", "s", do_usb_add,
1571
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1572
    { "usb_del", "s", do_usb_del,
1573
      "device", "remove USB device 'bus.addr'" },
1574
    { "cpu", "i", do_cpu_set,
1575
      "index", "set the default CPU" },
1576
    { "mouse_move", "sss?", do_mouse_move,
1577
      "dx dy [dz]", "send mouse move events" },
1578
    { "mouse_button", "i", do_mouse_button,
1579
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1580
    { "mouse_set", "i", do_mouse_set,
1581
      "index", "set which mouse device receives events" },
1582
#ifdef HAS_AUDIO
1583
    { "wavcapture", "si?i?i?", do_wav_capture,
1584
      "path [frequency bits channels]",
1585
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1586
#endif
1587
    { "stopcapture", "i", do_stop_capture,
1588
      "capture index", "stop capture" },
1589
    { "memsave", "lis", do_memory_save,
1590
      "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1591
    { "pmemsave", "lis", do_physical_memory_save,
1592
      "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1593
    { "boot_set", "s", do_boot_set,
1594
      "bootdevice", "define new values for the boot device list" },
1595
#if defined(TARGET_I386)
1596
    { "nmi", "i", do_inject_nmi,
1597
      "cpu", "inject an NMI on the given CPU", },
1598
#endif
1599
    { "migrate", "-ds", do_migrate,
1600
      "[-d] uri", "migrate to URI (using -d to not wait for completion)" },
1601
    { "migrate_cancel", "", do_migrate_cancel,
1602
      "", "cancel the current VM migration" },
1603
    { "migrate_set_speed", "s", do_migrate_set_speed,
1604
      "value", "set maximum speed (in bytes) for migrations" },
1605
#if defined(TARGET_I386)
1606
    { "drive_add", "ss", drive_hot_add, "pci_addr=[[<domain>:]<bus>:]<slot>\n"
1607
                                         "[file=file][,if=type][,bus=n]\n"
1608
                                        "[,unit=m][,media=d][index=i]\n"
1609
                                        "[,cyls=c,heads=h,secs=s[,trans=t]]\n"
1610
                                        "[snapshot=on|off][,cache=on|off]",
1611
                                        "add drive to PCI storage controller" },
1612
    { "pci_add", "sss", pci_device_hot_add, "pci_addr=auto|[[<domain>:]<bus>:]<slot> nic|storage [[vlan=n][,macaddr=addr][,model=type]] [file=file][,if=type][,bus=nr]...", "hot-add PCI device" },
1613
    { "pci_del", "s", pci_device_hot_remove, "pci_addr=[[<domain>:]<bus>:]<slot>", "hot remove PCI device" },
1614
    { "host_net_add", "ss", net_host_device_add,
1615
      "[tap,user,socket,vde] options", "add host VLAN client" },
1616
    { "host_net_remove", "is", net_host_device_remove,
1617
      "vlan_id name", "remove host VLAN client" },
1618
#endif
1619
    { "balloon", "i", do_balloon,
1620
      "target", "request VM to change it's memory allocation (in MB)" },
1621
    { "set_link", "ss", do_set_link,
1622
      "name [up|down]", "change the link status of a network adapter" },
1623
    { NULL, NULL, },
1624
};
1625

    
1626
/* Please update qemu-doc.texi when adding or changing commands */
1627
static const mon_cmd_t info_cmds[] = {
1628
    { "version", "", do_info_version,
1629
      "", "show the version of QEMU" },
1630
    { "network", "", do_info_network,
1631
      "", "show the network state" },
1632
    { "chardev", "", qemu_chr_info,
1633
      "", "show the character devices" },
1634
    { "block", "", bdrv_info,
1635
      "", "show the block devices" },
1636
    { "blockstats", "", bdrv_info_stats,
1637
      "", "show block device statistics" },
1638
    { "registers", "", do_info_registers,
1639
      "", "show the cpu registers" },
1640
    { "cpus", "", do_info_cpus,
1641
      "", "show infos for each CPU" },
1642
    { "history", "", do_info_history,
1643
      "", "show the command line history", },
1644
    { "irq", "", irq_info,
1645
      "", "show the interrupts statistics (if available)", },
1646
    { "pic", "", pic_info,
1647
      "", "show i8259 (PIC) state", },
1648
    { "pci", "", pci_info,
1649
      "", "show PCI info", },
1650
#if defined(TARGET_I386) || defined(TARGET_SH4)
1651
    { "tlb", "", tlb_info,
1652
      "", "show virtual to physical memory mappings", },
1653
#endif
1654
#if defined(TARGET_I386)
1655
    { "mem", "", mem_info,
1656
      "", "show the active virtual memory mappings", },
1657
    { "hpet", "", do_info_hpet,
1658
      "", "show state of HPET", },
1659
#endif
1660
    { "jit", "", do_info_jit,
1661
      "", "show dynamic compiler info", },
1662
    { "kqemu", "", do_info_kqemu,
1663
      "", "show KQEMU information", },
1664
    { "kvm", "", do_info_kvm,
1665
      "", "show KVM information", },
1666
    { "usb", "", usb_info,
1667
      "", "show guest USB devices", },
1668
    { "usbhost", "", usb_host_info,
1669
      "", "show host USB devices", },
1670
    { "profile", "", do_info_profile,
1671
      "", "show profiling information", },
1672
    { "capture", "", do_info_capture,
1673
      "", "show capture information" },
1674
    { "snapshots", "", do_info_snapshots,
1675
      "", "show the currently saved VM snapshots" },
1676
    { "status", "", do_info_status,
1677
      "", "show the current VM status (running|paused)" },
1678
    { "pcmcia", "", pcmcia_info,
1679
      "", "show guest PCMCIA status" },
1680
    { "mice", "", do_info_mice,
1681
      "", "show which guest mouse is receiving events" },
1682
    { "vnc", "", do_info_vnc,
1683
      "", "show the vnc server status"},
1684
    { "name", "", do_info_name,
1685
      "", "show the current VM name" },
1686
    { "uuid", "", do_info_uuid,
1687
      "", "show the current VM UUID" },
1688
#if defined(TARGET_PPC)
1689
    { "cpustats", "", do_info_cpu_stats,
1690
      "", "show CPU statistics", },
1691
#endif
1692
#if defined(CONFIG_SLIRP)
1693
    { "slirp", "", do_info_slirp,
1694
      "", "show SLIRP statistics", },
1695
#endif
1696
    { "migrate", "", do_info_migrate, "", "show migration status" },
1697
    { "balloon", "", do_info_balloon,
1698
      "", "show balloon information" },
1699
    { NULL, NULL, },
1700
};
1701

    
1702
/*******************************************************************/
1703

    
1704
static const char *pch;
1705
static jmp_buf expr_env;
1706

    
1707
#define MD_TLONG 0
1708
#define MD_I32   1
1709

    
1710
typedef struct MonitorDef {
1711
    const char *name;
1712
    int offset;
1713
    target_long (*get_value)(const struct MonitorDef *md, int val);
1714
    int type;
1715
} MonitorDef;
1716

    
1717
#if defined(TARGET_I386)
1718
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1719
{
1720
    CPUState *env = mon_get_cpu();
1721
    if (!env)
1722
        return 0;
1723
    return env->eip + env->segs[R_CS].base;
1724
}
1725
#endif
1726

    
1727
#if defined(TARGET_PPC)
1728
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1729
{
1730
    CPUState *env = mon_get_cpu();
1731
    unsigned int u;
1732
    int i;
1733

    
1734
    if (!env)
1735
        return 0;
1736

    
1737
    u = 0;
1738
    for (i = 0; i < 8; i++)
1739
        u |= env->crf[i] << (32 - (4 * i));
1740

    
1741
    return u;
1742
}
1743

    
1744
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1745
{
1746
    CPUState *env = mon_get_cpu();
1747
    if (!env)
1748
        return 0;
1749
    return env->msr;
1750
}
1751

    
1752
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1753
{
1754
    CPUState *env = mon_get_cpu();
1755
    if (!env)
1756
        return 0;
1757
    return env->xer;
1758
}
1759

    
1760
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1761
{
1762
    CPUState *env = mon_get_cpu();
1763
    if (!env)
1764
        return 0;
1765
    return cpu_ppc_load_decr(env);
1766
}
1767

    
1768
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1769
{
1770
    CPUState *env = mon_get_cpu();
1771
    if (!env)
1772
        return 0;
1773
    return cpu_ppc_load_tbu(env);
1774
}
1775

    
1776
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1777
{
1778
    CPUState *env = mon_get_cpu();
1779
    if (!env)
1780
        return 0;
1781
    return cpu_ppc_load_tbl(env);
1782
}
1783
#endif
1784

    
1785
#if defined(TARGET_SPARC)
1786
#ifndef TARGET_SPARC64
1787
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1788
{
1789
    CPUState *env = mon_get_cpu();
1790
    if (!env)
1791
        return 0;
1792
    return GET_PSR(env);
1793
}
1794
#endif
1795

    
1796
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1797
{
1798
    CPUState *env = mon_get_cpu();
1799
    if (!env)
1800
        return 0;
1801
    return env->regwptr[val];
1802
}
1803
#endif
1804

    
1805
static const MonitorDef monitor_defs[] = {
1806
#ifdef TARGET_I386
1807

    
1808
#define SEG(name, seg) \
1809
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1810
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1811
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1812

    
1813
    { "eax", offsetof(CPUState, regs[0]) },
1814
    { "ecx", offsetof(CPUState, regs[1]) },
1815
    { "edx", offsetof(CPUState, regs[2]) },
1816
    { "ebx", offsetof(CPUState, regs[3]) },
1817
    { "esp|sp", offsetof(CPUState, regs[4]) },
1818
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1819
    { "esi", offsetof(CPUState, regs[6]) },
1820
    { "edi", offsetof(CPUState, regs[7]) },
1821
#ifdef TARGET_X86_64
1822
    { "r8", offsetof(CPUState, regs[8]) },
1823
    { "r9", offsetof(CPUState, regs[9]) },
1824
    { "r10", offsetof(CPUState, regs[10]) },
1825
    { "r11", offsetof(CPUState, regs[11]) },
1826
    { "r12", offsetof(CPUState, regs[12]) },
1827
    { "r13", offsetof(CPUState, regs[13]) },
1828
    { "r14", offsetof(CPUState, regs[14]) },
1829
    { "r15", offsetof(CPUState, regs[15]) },
1830
#endif
1831
    { "eflags", offsetof(CPUState, eflags) },
1832
    { "eip", offsetof(CPUState, eip) },
1833
    SEG("cs", R_CS)
1834
    SEG("ds", R_DS)
1835
    SEG("es", R_ES)
1836
    SEG("ss", R_SS)
1837
    SEG("fs", R_FS)
1838
    SEG("gs", R_GS)
1839
    { "pc", 0, monitor_get_pc, },
1840
#elif defined(TARGET_PPC)
1841
    /* General purpose registers */
1842
    { "r0", offsetof(CPUState, gpr[0]) },
1843
    { "r1", offsetof(CPUState, gpr[1]) },
1844
    { "r2", offsetof(CPUState, gpr[2]) },
1845
    { "r3", offsetof(CPUState, gpr[3]) },
1846
    { "r4", offsetof(CPUState, gpr[4]) },
1847
    { "r5", offsetof(CPUState, gpr[5]) },
1848
    { "r6", offsetof(CPUState, gpr[6]) },
1849
    { "r7", offsetof(CPUState, gpr[7]) },
1850
    { "r8", offsetof(CPUState, gpr[8]) },
1851
    { "r9", offsetof(CPUState, gpr[9]) },
1852
    { "r10", offsetof(CPUState, gpr[10]) },
1853
    { "r11", offsetof(CPUState, gpr[11]) },
1854
    { "r12", offsetof(CPUState, gpr[12]) },
1855
    { "r13", offsetof(CPUState, gpr[13]) },
1856
    { "r14", offsetof(CPUState, gpr[14]) },
1857
    { "r15", offsetof(CPUState, gpr[15]) },
1858
    { "r16", offsetof(CPUState, gpr[16]) },
1859
    { "r17", offsetof(CPUState, gpr[17]) },
1860
    { "r18", offsetof(CPUState, gpr[18]) },
1861
    { "r19", offsetof(CPUState, gpr[19]) },
1862
    { "r20", offsetof(CPUState, gpr[20]) },
1863
    { "r21", offsetof(CPUState, gpr[21]) },
1864
    { "r22", offsetof(CPUState, gpr[22]) },
1865
    { "r23", offsetof(CPUState, gpr[23]) },
1866
    { "r24", offsetof(CPUState, gpr[24]) },
1867
    { "r25", offsetof(CPUState, gpr[25]) },
1868
    { "r26", offsetof(CPUState, gpr[26]) },
1869
    { "r27", offsetof(CPUState, gpr[27]) },
1870
    { "r28", offsetof(CPUState, gpr[28]) },
1871
    { "r29", offsetof(CPUState, gpr[29]) },
1872
    { "r30", offsetof(CPUState, gpr[30]) },
1873
    { "r31", offsetof(CPUState, gpr[31]) },
1874
    /* Floating point registers */
1875
    { "f0", offsetof(CPUState, fpr[0]) },
1876
    { "f1", offsetof(CPUState, fpr[1]) },
1877
    { "f2", offsetof(CPUState, fpr[2]) },
1878
    { "f3", offsetof(CPUState, fpr[3]) },
1879
    { "f4", offsetof(CPUState, fpr[4]) },
1880
    { "f5", offsetof(CPUState, fpr[5]) },
1881
    { "f6", offsetof(CPUState, fpr[6]) },
1882
    { "f7", offsetof(CPUState, fpr[7]) },
1883
    { "f8", offsetof(CPUState, fpr[8]) },
1884
    { "f9", offsetof(CPUState, fpr[9]) },
1885
    { "f10", offsetof(CPUState, fpr[10]) },
1886
    { "f11", offsetof(CPUState, fpr[11]) },
1887
    { "f12", offsetof(CPUState, fpr[12]) },
1888
    { "f13", offsetof(CPUState, fpr[13]) },
1889
    { "f14", offsetof(CPUState, fpr[14]) },
1890
    { "f15", offsetof(CPUState, fpr[15]) },
1891
    { "f16", offsetof(CPUState, fpr[16]) },
1892
    { "f17", offsetof(CPUState, fpr[17]) },
1893
    { "f18", offsetof(CPUState, fpr[18]) },
1894
    { "f19", offsetof(CPUState, fpr[19]) },
1895
    { "f20", offsetof(CPUState, fpr[20]) },
1896
    { "f21", offsetof(CPUState, fpr[21]) },
1897
    { "f22", offsetof(CPUState, fpr[22]) },
1898
    { "f23", offsetof(CPUState, fpr[23]) },
1899
    { "f24", offsetof(CPUState, fpr[24]) },
1900
    { "f25", offsetof(CPUState, fpr[25]) },
1901
    { "f26", offsetof(CPUState, fpr[26]) },
1902
    { "f27", offsetof(CPUState, fpr[27]) },
1903
    { "f28", offsetof(CPUState, fpr[28]) },
1904
    { "f29", offsetof(CPUState, fpr[29]) },
1905
    { "f30", offsetof(CPUState, fpr[30]) },
1906
    { "f31", offsetof(CPUState, fpr[31]) },
1907
    { "fpscr", offsetof(CPUState, fpscr) },
1908
    /* Next instruction pointer */
1909
    { "nip|pc", offsetof(CPUState, nip) },
1910
    { "lr", offsetof(CPUState, lr) },
1911
    { "ctr", offsetof(CPUState, ctr) },
1912
    { "decr", 0, &monitor_get_decr, },
1913
    { "ccr", 0, &monitor_get_ccr, },
1914
    /* Machine state register */
1915
    { "msr", 0, &monitor_get_msr, },
1916
    { "xer", 0, &monitor_get_xer, },
1917
    { "tbu", 0, &monitor_get_tbu, },
1918
    { "tbl", 0, &monitor_get_tbl, },
1919
#if defined(TARGET_PPC64)
1920
    /* Address space register */
1921
    { "asr", offsetof(CPUState, asr) },
1922
#endif
1923
    /* Segment registers */
1924
    { "sdr1", offsetof(CPUState, sdr1) },
1925
    { "sr0", offsetof(CPUState, sr[0]) },
1926
    { "sr1", offsetof(CPUState, sr[1]) },
1927
    { "sr2", offsetof(CPUState, sr[2]) },
1928
    { "sr3", offsetof(CPUState, sr[3]) },
1929
    { "sr4", offsetof(CPUState, sr[4]) },
1930
    { "sr5", offsetof(CPUState, sr[5]) },
1931
    { "sr6", offsetof(CPUState, sr[6]) },
1932
    { "sr7", offsetof(CPUState, sr[7]) },
1933
    { "sr8", offsetof(CPUState, sr[8]) },
1934
    { "sr9", offsetof(CPUState, sr[9]) },
1935
    { "sr10", offsetof(CPUState, sr[10]) },
1936
    { "sr11", offsetof(CPUState, sr[11]) },
1937
    { "sr12", offsetof(CPUState, sr[12]) },
1938
    { "sr13", offsetof(CPUState, sr[13]) },
1939
    { "sr14", offsetof(CPUState, sr[14]) },
1940
    { "sr15", offsetof(CPUState, sr[15]) },
1941
    /* Too lazy to put BATs and SPRs ... */
1942
#elif defined(TARGET_SPARC)
1943
    { "g0", offsetof(CPUState, gregs[0]) },
1944
    { "g1", offsetof(CPUState, gregs[1]) },
1945
    { "g2", offsetof(CPUState, gregs[2]) },
1946
    { "g3", offsetof(CPUState, gregs[3]) },
1947
    { "g4", offsetof(CPUState, gregs[4]) },
1948
    { "g5", offsetof(CPUState, gregs[5]) },
1949
    { "g6", offsetof(CPUState, gregs[6]) },
1950
    { "g7", offsetof(CPUState, gregs[7]) },
1951
    { "o0", 0, monitor_get_reg },
1952
    { "o1", 1, monitor_get_reg },
1953
    { "o2", 2, monitor_get_reg },
1954
    { "o3", 3, monitor_get_reg },
1955
    { "o4", 4, monitor_get_reg },
1956
    { "o5", 5, monitor_get_reg },
1957
    { "o6", 6, monitor_get_reg },
1958
    { "o7", 7, monitor_get_reg },
1959
    { "l0", 8, monitor_get_reg },
1960
    { "l1", 9, monitor_get_reg },
1961
    { "l2", 10, monitor_get_reg },
1962
    { "l3", 11, monitor_get_reg },
1963
    { "l4", 12, monitor_get_reg },
1964
    { "l5", 13, monitor_get_reg },
1965
    { "l6", 14, monitor_get_reg },
1966
    { "l7", 15, monitor_get_reg },
1967
    { "i0", 16, monitor_get_reg },
1968
    { "i1", 17, monitor_get_reg },
1969
    { "i2", 18, monitor_get_reg },
1970
    { "i3", 19, monitor_get_reg },
1971
    { "i4", 20, monitor_get_reg },
1972
    { "i5", 21, monitor_get_reg },
1973
    { "i6", 22, monitor_get_reg },
1974
    { "i7", 23, monitor_get_reg },
1975
    { "pc", offsetof(CPUState, pc) },
1976
    { "npc", offsetof(CPUState, npc) },
1977
    { "y", offsetof(CPUState, y) },
1978
#ifndef TARGET_SPARC64
1979
    { "psr", 0, &monitor_get_psr, },
1980
    { "wim", offsetof(CPUState, wim) },
1981
#endif
1982
    { "tbr", offsetof(CPUState, tbr) },
1983
    { "fsr", offsetof(CPUState, fsr) },
1984
    { "f0", offsetof(CPUState, fpr[0]) },
1985
    { "f1", offsetof(CPUState, fpr[1]) },
1986
    { "f2", offsetof(CPUState, fpr[2]) },
1987
    { "f3", offsetof(CPUState, fpr[3]) },
1988
    { "f4", offsetof(CPUState, fpr[4]) },
1989
    { "f5", offsetof(CPUState, fpr[5]) },
1990
    { "f6", offsetof(CPUState, fpr[6]) },
1991
    { "f7", offsetof(CPUState, fpr[7]) },
1992
    { "f8", offsetof(CPUState, fpr[8]) },
1993
    { "f9", offsetof(CPUState, fpr[9]) },
1994
    { "f10", offsetof(CPUState, fpr[10]) },
1995
    { "f11", offsetof(CPUState, fpr[11]) },
1996
    { "f12", offsetof(CPUState, fpr[12]) },
1997
    { "f13", offsetof(CPUState, fpr[13]) },
1998
    { "f14", offsetof(CPUState, fpr[14]) },
1999
    { "f15", offsetof(CPUState, fpr[15]) },
2000
    { "f16", offsetof(CPUState, fpr[16]) },
2001
    { "f17", offsetof(CPUState, fpr[17]) },
2002
    { "f18", offsetof(CPUState, fpr[18]) },
2003
    { "f19", offsetof(CPUState, fpr[19]) },
2004
    { "f20", offsetof(CPUState, fpr[20]) },
2005
    { "f21", offsetof(CPUState, fpr[21]) },
2006
    { "f22", offsetof(CPUState, fpr[22]) },
2007
    { "f23", offsetof(CPUState, fpr[23]) },
2008
    { "f24", offsetof(CPUState, fpr[24]) },
2009
    { "f25", offsetof(CPUState, fpr[25]) },
2010
    { "f26", offsetof(CPUState, fpr[26]) },
2011
    { "f27", offsetof(CPUState, fpr[27]) },
2012
    { "f28", offsetof(CPUState, fpr[28]) },
2013
    { "f29", offsetof(CPUState, fpr[29]) },
2014
    { "f30", offsetof(CPUState, fpr[30]) },
2015
    { "f31", offsetof(CPUState, fpr[31]) },
2016
#ifdef TARGET_SPARC64
2017
    { "f32", offsetof(CPUState, fpr[32]) },
2018
    { "f34", offsetof(CPUState, fpr[34]) },
2019
    { "f36", offsetof(CPUState, fpr[36]) },
2020
    { "f38", offsetof(CPUState, fpr[38]) },
2021
    { "f40", offsetof(CPUState, fpr[40]) },
2022
    { "f42", offsetof(CPUState, fpr[42]) },
2023
    { "f44", offsetof(CPUState, fpr[44]) },
2024
    { "f46", offsetof(CPUState, fpr[46]) },
2025
    { "f48", offsetof(CPUState, fpr[48]) },
2026
    { "f50", offsetof(CPUState, fpr[50]) },
2027
    { "f52", offsetof(CPUState, fpr[52]) },
2028
    { "f54", offsetof(CPUState, fpr[54]) },
2029
    { "f56", offsetof(CPUState, fpr[56]) },
2030
    { "f58", offsetof(CPUState, fpr[58]) },
2031
    { "f60", offsetof(CPUState, fpr[60]) },
2032
    { "f62", offsetof(CPUState, fpr[62]) },
2033
    { "asi", offsetof(CPUState, asi) },
2034
    { "pstate", offsetof(CPUState, pstate) },
2035
    { "cansave", offsetof(CPUState, cansave) },
2036
    { "canrestore", offsetof(CPUState, canrestore) },
2037
    { "otherwin", offsetof(CPUState, otherwin) },
2038
    { "wstate", offsetof(CPUState, wstate) },
2039
    { "cleanwin", offsetof(CPUState, cleanwin) },
2040
    { "fprs", offsetof(CPUState, fprs) },
2041
#endif
2042
#endif
2043
    { NULL },
2044
};
2045

    
2046
static void expr_error(Monitor *mon, const char *msg)
2047
{
2048
    monitor_printf(mon, "%s\n", msg);
2049
    longjmp(expr_env, 1);
2050
}
2051

    
2052
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
2053
static int get_monitor_def(target_long *pval, const char *name)
2054
{
2055
    const MonitorDef *md;
2056
    void *ptr;
2057

    
2058
    for(md = monitor_defs; md->name != NULL; md++) {
2059
        if (compare_cmd(name, md->name)) {
2060
            if (md->get_value) {
2061
                *pval = md->get_value(md, md->offset);
2062
            } else {
2063
                CPUState *env = mon_get_cpu();
2064
                if (!env)
2065
                    return -2;
2066
                ptr = (uint8_t *)env + md->offset;
2067
                switch(md->type) {
2068
                case MD_I32:
2069
                    *pval = *(int32_t *)ptr;
2070
                    break;
2071
                case MD_TLONG:
2072
                    *pval = *(target_long *)ptr;
2073
                    break;
2074
                default:
2075
                    *pval = 0;
2076
                    break;
2077
                }
2078
            }
2079
            return 0;
2080
        }
2081
    }
2082
    return -1;
2083
}
2084

    
2085
static void next(void)
2086
{
2087
    if (pch != '\0') {
2088
        pch++;
2089
        while (qemu_isspace(*pch))
2090
            pch++;
2091
    }
2092
}
2093

    
2094
static int64_t expr_sum(Monitor *mon);
2095

    
2096
static int64_t expr_unary(Monitor *mon)
2097
{
2098
    int64_t n;
2099
    char *p;
2100
    int ret;
2101

    
2102
    switch(*pch) {
2103
    case '+':
2104
        next();
2105
        n = expr_unary(mon);
2106
        break;
2107
    case '-':
2108
        next();
2109
        n = -expr_unary(mon);
2110
        break;
2111
    case '~':
2112
        next();
2113
        n = ~expr_unary(mon);
2114
        break;
2115
    case '(':
2116
        next();
2117
        n = expr_sum(mon);
2118
        if (*pch != ')') {
2119
            expr_error(mon, "')' expected");
2120
        }
2121
        next();
2122
        break;
2123
    case '\'':
2124
        pch++;
2125
        if (*pch == '\0')
2126
            expr_error(mon, "character constant expected");
2127
        n = *pch;
2128
        pch++;
2129
        if (*pch != '\'')
2130
            expr_error(mon, "missing terminating \' character");
2131
        next();
2132
        break;
2133
    case '$':
2134
        {
2135
            char buf[128], *q;
2136
            target_long reg=0;
2137

    
2138
            pch++;
2139
            q = buf;
2140
            while ((*pch >= 'a' && *pch <= 'z') ||
2141
                   (*pch >= 'A' && *pch <= 'Z') ||
2142
                   (*pch >= '0' && *pch <= '9') ||
2143
                   *pch == '_' || *pch == '.') {
2144
                if ((q - buf) < sizeof(buf) - 1)
2145
                    *q++ = *pch;
2146
                pch++;
2147
            }
2148
            while (qemu_isspace(*pch))
2149
                pch++;
2150
            *q = 0;
2151
            ret = get_monitor_def(&reg, buf);
2152
            if (ret == -1)
2153
                expr_error(mon, "unknown register");
2154
            else if (ret == -2)
2155
                expr_error(mon, "no cpu defined");
2156
            n = reg;
2157
        }
2158
        break;
2159
    case '\0':
2160
        expr_error(mon, "unexpected end of expression");
2161
        n = 0;
2162
        break;
2163
    default:
2164
#if TARGET_PHYS_ADDR_BITS > 32
2165
        n = strtoull(pch, &p, 0);
2166
#else
2167
        n = strtoul(pch, &p, 0);
2168
#endif
2169
        if (pch == p) {
2170
            expr_error(mon, "invalid char in expression");
2171
        }
2172
        pch = p;
2173
        while (qemu_isspace(*pch))
2174
            pch++;
2175
        break;
2176
    }
2177
    return n;
2178
}
2179

    
2180

    
2181
static int64_t expr_prod(Monitor *mon)
2182
{
2183
    int64_t val, val2;
2184
    int op;
2185

    
2186
    val = expr_unary(mon);
2187
    for(;;) {
2188
        op = *pch;
2189
        if (op != '*' && op != '/' && op != '%')
2190
            break;
2191
        next();
2192
        val2 = expr_unary(mon);
2193
        switch(op) {
2194
        default:
2195
        case '*':
2196
            val *= val2;
2197
            break;
2198
        case '/':
2199
        case '%':
2200
            if (val2 == 0)
2201
                expr_error(mon, "division by zero");
2202
            if (op == '/')
2203
                val /= val2;
2204
            else
2205
                val %= val2;
2206
            break;
2207
        }
2208
    }
2209
    return val;
2210
}
2211

    
2212
static int64_t expr_logic(Monitor *mon)
2213
{
2214
    int64_t val, val2;
2215
    int op;
2216

    
2217
    val = expr_prod(mon);
2218
    for(;;) {
2219
        op = *pch;
2220
        if (op != '&' && op != '|' && op != '^')
2221
            break;
2222
        next();
2223
        val2 = expr_prod(mon);
2224
        switch(op) {
2225
        default:
2226
        case '&':
2227
            val &= val2;
2228
            break;
2229
        case '|':
2230
            val |= val2;
2231
            break;
2232
        case '^':
2233
            val ^= val2;
2234
            break;
2235
        }
2236
    }
2237
    return val;
2238
}
2239

    
2240
static int64_t expr_sum(Monitor *mon)
2241
{
2242
    int64_t val, val2;
2243
    int op;
2244

    
2245
    val = expr_logic(mon);
2246
    for(;;) {
2247
        op = *pch;
2248
        if (op != '+' && op != '-')
2249
            break;
2250
        next();
2251
        val2 = expr_logic(mon);
2252
        if (op == '+')
2253
            val += val2;
2254
        else
2255
            val -= val2;
2256
    }
2257
    return val;
2258
}
2259

    
2260
static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2261
{
2262
    pch = *pp;
2263
    if (setjmp(expr_env)) {
2264
        *pp = pch;
2265
        return -1;
2266
    }
2267
    while (qemu_isspace(*pch))
2268
        pch++;
2269
    *pval = expr_sum(mon);
2270
    *pp = pch;
2271
    return 0;
2272
}
2273

    
2274
static int get_str(char *buf, int buf_size, const char **pp)
2275
{
2276
    const char *p;
2277
    char *q;
2278
    int c;
2279

    
2280
    q = buf;
2281
    p = *pp;
2282
    while (qemu_isspace(*p))
2283
        p++;
2284
    if (*p == '\0') {
2285
    fail:
2286
        *q = '\0';
2287
        *pp = p;
2288
        return -1;
2289
    }
2290
    if (*p == '\"') {
2291
        p++;
2292
        while (*p != '\0' && *p != '\"') {
2293
            if (*p == '\\') {
2294
                p++;
2295
                c = *p++;
2296
                switch(c) {
2297
                case 'n':
2298
                    c = '\n';
2299
                    break;
2300
                case 'r':
2301
                    c = '\r';
2302
                    break;
2303
                case '\\':
2304
                case '\'':
2305
                case '\"':
2306
                    break;
2307
                default:
2308
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2309
                    goto fail;
2310
                }
2311
                if ((q - buf) < buf_size - 1) {
2312
                    *q++ = c;
2313
                }
2314
            } else {
2315
                if ((q - buf) < buf_size - 1) {
2316
                    *q++ = *p;
2317
                }
2318
                p++;
2319
            }
2320
        }
2321
        if (*p != '\"') {
2322
            qemu_printf("unterminated string\n");
2323
            goto fail;
2324
        }
2325
        p++;
2326
    } else {
2327
        while (*p != '\0' && !qemu_isspace(*p)) {
2328
            if ((q - buf) < buf_size - 1) {
2329
                *q++ = *p;
2330
            }
2331
            p++;
2332
        }
2333
    }
2334
    *q = '\0';
2335
    *pp = p;
2336
    return 0;
2337
}
2338

    
2339
static int default_fmt_format = 'x';
2340
static int default_fmt_size = 4;
2341

    
2342
#define MAX_ARGS 16
2343

    
2344
static void monitor_handle_command(Monitor *mon, const char *cmdline)
2345
{
2346
    const char *p, *pstart, *typestr;
2347
    char *q;
2348
    int c, nb_args, len, i, has_arg;
2349
    const mon_cmd_t *cmd;
2350
    char cmdname[256];
2351
    char buf[1024];
2352
    void *str_allocated[MAX_ARGS];
2353
    void *args[MAX_ARGS];
2354
    void (*handler_0)(Monitor *mon);
2355
    void (*handler_1)(Monitor *mon, void *arg0);
2356
    void (*handler_2)(Monitor *mon, void *arg0, void *arg1);
2357
    void (*handler_3)(Monitor *mon, void *arg0, void *arg1, void *arg2);
2358
    void (*handler_4)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2359
                      void *arg3);
2360
    void (*handler_5)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2361
                      void *arg3, void *arg4);
2362
    void (*handler_6)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2363
                      void *arg3, void *arg4, void *arg5);
2364
    void (*handler_7)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2365
                      void *arg3, void *arg4, void *arg5, void *arg6);
2366

    
2367
#ifdef DEBUG
2368
    monitor_printf(mon, "command='%s'\n", cmdline);
2369
#endif
2370

    
2371
    /* extract the command name */
2372
    p = cmdline;
2373
    q = cmdname;
2374
    while (qemu_isspace(*p))
2375
        p++;
2376
    if (*p == '\0')
2377
        return;
2378
    pstart = p;
2379
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2380
        p++;
2381
    len = p - pstart;
2382
    if (len > sizeof(cmdname) - 1)
2383
        len = sizeof(cmdname) - 1;
2384
    memcpy(cmdname, pstart, len);
2385
    cmdname[len] = '\0';
2386

    
2387
    /* find the command */
2388
    for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2389
        if (compare_cmd(cmdname, cmd->name))
2390
            goto found;
2391
    }
2392
    monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2393
    return;
2394
 found:
2395

    
2396
    for(i = 0; i < MAX_ARGS; i++)
2397
        str_allocated[i] = NULL;
2398

    
2399
    /* parse the parameters */
2400
    typestr = cmd->args_type;
2401
    nb_args = 0;
2402
    for(;;) {
2403
        c = *typestr;
2404
        if (c == '\0')
2405
            break;
2406
        typestr++;
2407
        switch(c) {
2408
        case 'F':
2409
        case 'B':
2410
        case 's':
2411
            {
2412
                int ret;
2413
                char *str;
2414

    
2415
                while (qemu_isspace(*p))
2416
                    p++;
2417
                if (*typestr == '?') {
2418
                    typestr++;
2419
                    if (*p == '\0') {
2420
                        /* no optional string: NULL argument */
2421
                        str = NULL;
2422
                        goto add_str;
2423
                    }
2424
                }
2425
                ret = get_str(buf, sizeof(buf), &p);
2426
                if (ret < 0) {
2427
                    switch(c) {
2428
                    case 'F':
2429
                        monitor_printf(mon, "%s: filename expected\n",
2430
                                       cmdname);
2431
                        break;
2432
                    case 'B':
2433
                        monitor_printf(mon, "%s: block device name expected\n",
2434
                                       cmdname);
2435
                        break;
2436
                    default:
2437
                        monitor_printf(mon, "%s: string expected\n", cmdname);
2438
                        break;
2439
                    }
2440
                    goto fail;
2441
                }
2442
                str = qemu_malloc(strlen(buf) + 1);
2443
                pstrcpy(str, sizeof(buf), buf);
2444
                str_allocated[nb_args] = str;
2445
            add_str:
2446
                if (nb_args >= MAX_ARGS) {
2447
                error_args:
2448
                    monitor_printf(mon, "%s: too many arguments\n", cmdname);
2449
                    goto fail;
2450
                }
2451
                args[nb_args++] = str;
2452
            }
2453
            break;
2454
        case '/':
2455
            {
2456
                int count, format, size;
2457

    
2458
                while (qemu_isspace(*p))
2459
                    p++;
2460
                if (*p == '/') {
2461
                    /* format found */
2462
                    p++;
2463
                    count = 1;
2464
                    if (qemu_isdigit(*p)) {
2465
                        count = 0;
2466
                        while (qemu_isdigit(*p)) {
2467
                            count = count * 10 + (*p - '0');
2468
                            p++;
2469
                        }
2470
                    }
2471
                    size = -1;
2472
                    format = -1;
2473
                    for(;;) {
2474
                        switch(*p) {
2475
                        case 'o':
2476
                        case 'd':
2477
                        case 'u':
2478
                        case 'x':
2479
                        case 'i':
2480
                        case 'c':
2481
                            format = *p++;
2482
                            break;
2483
                        case 'b':
2484
                            size = 1;
2485
                            p++;
2486
                            break;
2487
                        case 'h':
2488
                            size = 2;
2489
                            p++;
2490
                            break;
2491
                        case 'w':
2492
                            size = 4;
2493
                            p++;
2494
                            break;
2495
                        case 'g':
2496
                        case 'L':
2497
                            size = 8;
2498
                            p++;
2499
                            break;
2500
                        default:
2501
                            goto next;
2502
                        }
2503
                    }
2504
                next:
2505
                    if (*p != '\0' && !qemu_isspace(*p)) {
2506
                        monitor_printf(mon, "invalid char in format: '%c'\n",
2507
                                       *p);
2508
                        goto fail;
2509
                    }
2510
                    if (format < 0)
2511
                        format = default_fmt_format;
2512
                    if (format != 'i') {
2513
                        /* for 'i', not specifying a size gives -1 as size */
2514
                        if (size < 0)
2515
                            size = default_fmt_size;
2516
                        default_fmt_size = size;
2517
                    }
2518
                    default_fmt_format = format;
2519
                } else {
2520
                    count = 1;
2521
                    format = default_fmt_format;
2522
                    if (format != 'i') {
2523
                        size = default_fmt_size;
2524
                    } else {
2525
                        size = -1;
2526
                    }
2527
                }
2528
                if (nb_args + 3 > MAX_ARGS)
2529
                    goto error_args;
2530
                args[nb_args++] = (void*)(long)count;
2531
                args[nb_args++] = (void*)(long)format;
2532
                args[nb_args++] = (void*)(long)size;
2533
            }
2534
            break;
2535
        case 'i':
2536
        case 'l':
2537
            {
2538
                int64_t val;
2539

    
2540
                while (qemu_isspace(*p))
2541
                    p++;
2542
                if (*typestr == '?' || *typestr == '.') {
2543
                    if (*typestr == '?') {
2544
                        if (*p == '\0')
2545
                            has_arg = 0;
2546
                        else
2547
                            has_arg = 1;
2548
                    } else {
2549
                        if (*p == '.') {
2550
                            p++;
2551
                            while (qemu_isspace(*p))
2552
                                p++;
2553
                            has_arg = 1;
2554
                        } else {
2555
                            has_arg = 0;
2556
                        }
2557
                    }
2558
                    typestr++;
2559
                    if (nb_args >= MAX_ARGS)
2560
                        goto error_args;
2561
                    args[nb_args++] = (void *)(long)has_arg;
2562
                    if (!has_arg) {
2563
                        if (nb_args >= MAX_ARGS)
2564
                            goto error_args;
2565
                        val = -1;
2566
                        goto add_num;
2567
                    }
2568
                }
2569
                if (get_expr(mon, &val, &p))
2570
                    goto fail;
2571
            add_num:
2572
                if (c == 'i') {
2573
                    if (nb_args >= MAX_ARGS)
2574
                        goto error_args;
2575
                    args[nb_args++] = (void *)(long)val;
2576
                } else {
2577
                    if ((nb_args + 1) >= MAX_ARGS)
2578
                        goto error_args;
2579
#if TARGET_PHYS_ADDR_BITS > 32
2580
                    args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2581
#else
2582
                    args[nb_args++] = (void *)0;
2583
#endif
2584
                    args[nb_args++] = (void *)(long)(val & 0xffffffff);
2585
                }
2586
            }
2587
            break;
2588
        case '-':
2589
            {
2590
                int has_option;
2591
                /* option */
2592

    
2593
                c = *typestr++;
2594
                if (c == '\0')
2595
                    goto bad_type;
2596
                while (qemu_isspace(*p))
2597
                    p++;
2598
                has_option = 0;
2599
                if (*p == '-') {
2600
                    p++;
2601
                    if (*p != c) {
2602
                        monitor_printf(mon, "%s: unsupported option -%c\n",
2603
                                       cmdname, *p);
2604
                        goto fail;
2605
                    }
2606
                    p++;
2607
                    has_option = 1;
2608
                }
2609
                if (nb_args >= MAX_ARGS)
2610
                    goto error_args;
2611
                args[nb_args++] = (void *)(long)has_option;
2612
            }
2613
            break;
2614
        default:
2615
        bad_type:
2616
            monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2617
            goto fail;
2618
        }
2619
    }
2620
    /* check that all arguments were parsed */
2621
    while (qemu_isspace(*p))
2622
        p++;
2623
    if (*p != '\0') {
2624
        monitor_printf(mon, "%s: extraneous characters at the end of line\n",
2625
                       cmdname);
2626
        goto fail;
2627
    }
2628

    
2629
    switch(nb_args) {
2630
    case 0:
2631
        handler_0 = cmd->handler;
2632
        handler_0(mon);
2633
        break;
2634
    case 1:
2635
        handler_1 = cmd->handler;
2636
        handler_1(mon, args[0]);
2637
        break;
2638
    case 2:
2639
        handler_2 = cmd->handler;
2640
        handler_2(mon, args[0], args[1]);
2641
        break;
2642
    case 3:
2643
        handler_3 = cmd->handler;
2644
        handler_3(mon, args[0], args[1], args[2]);
2645
        break;
2646
    case 4:
2647
        handler_4 = cmd->handler;
2648
        handler_4(mon, args[0], args[1], args[2], args[3]);
2649
        break;
2650
    case 5:
2651
        handler_5 = cmd->handler;
2652
        handler_5(mon, args[0], args[1], args[2], args[3], args[4]);
2653
        break;
2654
    case 6:
2655
        handler_6 = cmd->handler;
2656
        handler_6(mon, args[0], args[1], args[2], args[3], args[4], args[5]);
2657
        break;
2658
    case 7:
2659
        handler_7 = cmd->handler;
2660
        handler_7(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2661
                  args[6]);
2662
        break;
2663
    default:
2664
        monitor_printf(mon, "unsupported number of arguments: %d\n", nb_args);
2665
        goto fail;
2666
    }
2667
 fail:
2668
    for(i = 0; i < MAX_ARGS; i++)
2669
        qemu_free(str_allocated[i]);
2670
    return;
2671
}
2672

    
2673
static void cmd_completion(const char *name, const char *list)
2674
{
2675
    const char *p, *pstart;
2676
    char cmd[128];
2677
    int len;
2678

    
2679
    p = list;
2680
    for(;;) {
2681
        pstart = p;
2682
        p = strchr(p, '|');
2683
        if (!p)
2684
            p = pstart + strlen(pstart);
2685
        len = p - pstart;
2686
        if (len > sizeof(cmd) - 2)
2687
            len = sizeof(cmd) - 2;
2688
        memcpy(cmd, pstart, len);
2689
        cmd[len] = '\0';
2690
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2691
            readline_add_completion(cmd);
2692
        }
2693
        if (*p == '\0')
2694
            break;
2695
        p++;
2696
    }
2697
}
2698

    
2699
static void file_completion(const char *input)
2700
{
2701
    DIR *ffs;
2702
    struct dirent *d;
2703
    char path[1024];
2704
    char file[1024], file_prefix[1024];
2705
    int input_path_len;
2706
    const char *p;
2707

    
2708
    p = strrchr(input, '/');
2709
    if (!p) {
2710
        input_path_len = 0;
2711
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2712
        pstrcpy(path, sizeof(path), ".");
2713
    } else {
2714
        input_path_len = p - input + 1;
2715
        memcpy(path, input, input_path_len);
2716
        if (input_path_len > sizeof(path) - 1)
2717
            input_path_len = sizeof(path) - 1;
2718
        path[input_path_len] = '\0';
2719
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2720
    }
2721
#ifdef DEBUG_COMPLETION
2722
    monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
2723
                   input, path, file_prefix);
2724
#endif
2725
    ffs = opendir(path);
2726
    if (!ffs)
2727
        return;
2728
    for(;;) {
2729
        struct stat sb;
2730
        d = readdir(ffs);
2731
        if (!d)
2732
            break;
2733
        if (strstart(d->d_name, file_prefix, NULL)) {
2734
            memcpy(file, input, input_path_len);
2735
            if (input_path_len < sizeof(file))
2736
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2737
                        d->d_name);
2738
            /* stat the file to find out if it's a directory.
2739
             * In that case add a slash to speed up typing long paths
2740
             */
2741
            stat(file, &sb);
2742
            if(S_ISDIR(sb.st_mode))
2743
                pstrcat(file, sizeof(file), "/");
2744
            readline_add_completion(file);
2745
        }
2746
    }
2747
    closedir(ffs);
2748
}
2749

    
2750
static void block_completion_it(void *opaque, BlockDriverState *bs)
2751
{
2752
    const char *name = bdrv_get_device_name(bs);
2753
    const char *input = opaque;
2754

    
2755
    if (input[0] == '\0' ||
2756
        !strncmp(name, (char *)input, strlen(input))) {
2757
        readline_add_completion(name);
2758
    }
2759
}
2760

    
2761
/* NOTE: this parser is an approximate form of the real command parser */
2762
static void parse_cmdline(const char *cmdline,
2763
                         int *pnb_args, char **args)
2764
{
2765
    const char *p;
2766
    int nb_args, ret;
2767
    char buf[1024];
2768

    
2769
    p = cmdline;
2770
    nb_args = 0;
2771
    for(;;) {
2772
        while (qemu_isspace(*p))
2773
            p++;
2774
        if (*p == '\0')
2775
            break;
2776
        if (nb_args >= MAX_ARGS)
2777
            break;
2778
        ret = get_str(buf, sizeof(buf), &p);
2779
        args[nb_args] = qemu_strdup(buf);
2780
        nb_args++;
2781
        if (ret < 0)
2782
            break;
2783
    }
2784
    *pnb_args = nb_args;
2785
}
2786

    
2787
void readline_find_completion(const char *cmdline)
2788
{
2789
    const char *cmdname;
2790
    char *args[MAX_ARGS];
2791
    int nb_args, i, len;
2792
    const char *ptype, *str;
2793
    const mon_cmd_t *cmd;
2794
    const KeyDef *key;
2795

    
2796
    parse_cmdline(cmdline, &nb_args, args);
2797
#ifdef DEBUG_COMPLETION
2798
    for(i = 0; i < nb_args; i++) {
2799
        monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
2800
    }
2801
#endif
2802

    
2803
    /* if the line ends with a space, it means we want to complete the
2804
       next arg */
2805
    len = strlen(cmdline);
2806
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
2807
        if (nb_args >= MAX_ARGS)
2808
            return;
2809
        args[nb_args++] = qemu_strdup("");
2810
    }
2811
    if (nb_args <= 1) {
2812
        /* command completion */
2813
        if (nb_args == 0)
2814
            cmdname = "";
2815
        else
2816
            cmdname = args[0];
2817
        readline_set_completion_index(strlen(cmdname));
2818
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2819
            cmd_completion(cmdname, cmd->name);
2820
        }
2821
    } else {
2822
        /* find the command */
2823
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2824
            if (compare_cmd(args[0], cmd->name))
2825
                goto found;
2826
        }
2827
        return;
2828
    found:
2829
        ptype = cmd->args_type;
2830
        for(i = 0; i < nb_args - 2; i++) {
2831
            if (*ptype != '\0') {
2832
                ptype++;
2833
                while (*ptype == '?')
2834
                    ptype++;
2835
            }
2836
        }
2837
        str = args[nb_args - 1];
2838
        switch(*ptype) {
2839
        case 'F':
2840
            /* file completion */
2841
            readline_set_completion_index(strlen(str));
2842
            file_completion(str);
2843
            break;
2844
        case 'B':
2845
            /* block device name completion */
2846
            readline_set_completion_index(strlen(str));
2847
            bdrv_iterate(block_completion_it, (void *)str);
2848
            break;
2849
        case 's':
2850
            /* XXX: more generic ? */
2851
            if (!strcmp(cmd->name, "info")) {
2852
                readline_set_completion_index(strlen(str));
2853
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2854
                    cmd_completion(str, cmd->name);
2855
                }
2856
            } else if (!strcmp(cmd->name, "sendkey")) {
2857
                readline_set_completion_index(strlen(str));
2858
                for(key = key_defs; key->name != NULL; key++) {
2859
                    cmd_completion(str, key->name);
2860
                }
2861
            }
2862
            break;
2863
        default:
2864
            break;
2865
        }
2866
    }
2867
    for(i = 0; i < nb_args; i++)
2868
        qemu_free(args[i]);
2869
}
2870

    
2871
static int term_can_read(void *opaque)
2872
{
2873
    return 128;
2874
}
2875

    
2876
static void term_read(void *opaque, const uint8_t *buf, int size)
2877
{
2878
    int i;
2879

    
2880
    for (i = 0; i < size; i++)
2881
        readline_handle_byte(buf[i]);
2882
}
2883

    
2884
static int monitor_suspended;
2885

    
2886
static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
2887
{
2888
    monitor_handle_command(mon, cmdline);
2889
    if (!monitor_suspended)
2890
        readline_show_prompt();
2891
    else
2892
        monitor_suspended = 2;
2893
}
2894

    
2895
void monitor_suspend(Monitor *mon)
2896
{
2897
    monitor_suspended = 1;
2898
}
2899

    
2900
void monitor_resume(Monitor *mon)
2901
{
2902
    if (monitor_suspended == 2)
2903
        monitor_start_input();
2904
    monitor_suspended = 0;
2905
}
2906

    
2907
static void monitor_start_input(void)
2908
{
2909
    readline_start("(qemu) ", 0, monitor_command_cb, NULL);
2910
    readline_show_prompt();
2911
}
2912

    
2913
static void term_event(void *opaque, int event)
2914
{
2915
    Monitor *mon = opaque;
2916

    
2917
    if (event != CHR_EVENT_RESET)
2918
        return;
2919

    
2920
    if (!hide_banner)
2921
        monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
2922
                       "information\n", QEMU_VERSION);
2923
    monitor_start_input();
2924
}
2925

    
2926
static int is_first_init = 1;
2927

    
2928
void monitor_init(CharDriverState *chr, int show_banner)
2929
{
2930
    Monitor *mon;
2931

    
2932
    if (is_first_init) {
2933
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2934
        is_first_init = 0;
2935
    }
2936

    
2937
    mon = qemu_mallocz(sizeof(*mon));
2938

    
2939
    hide_banner = !show_banner;
2940

    
2941
    mon->chr = chr;
2942

    
2943
    qemu_chr_add_handlers(chr, term_can_read, term_read, term_event, mon);
2944

    
2945
    LIST_INSERT_HEAD(&mon_list, mon, entry);
2946
    if (!cur_mon)
2947
        cur_mon = mon;
2948

    
2949
    readline_start("", 0, monitor_command_cb, NULL);
2950
}
2951

    
2952
static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
2953
{
2954
    BlockDriverState *bs = opaque;
2955
    int ret = 0;
2956

    
2957
    if (bdrv_set_key(bs, password) != 0) {
2958
        monitor_printf(mon, "invalid password\n");
2959
        ret = -EPERM;
2960
    }
2961
    if (password_completion_cb)
2962
        password_completion_cb(password_opaque, ret);
2963

    
2964
    monitor_start_input();
2965
}
2966

    
2967
void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
2968
                                 BlockDriverCompletionFunc *completion_cb,
2969
                                 void *opaque)
2970
{
2971
    if (!bdrv_key_required(bs)) {
2972
        if (completion_cb)
2973
            completion_cb(opaque, 0);
2974
        return;
2975
    }
2976

    
2977
    monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
2978
                   bdrv_get_encrypted_filename(bs));
2979

    
2980
    password_completion_cb = completion_cb;
2981
    password_opaque = opaque;
2982

    
2983
    monitor_read_password(mon, bdrv_password_cb, bs);
2984
}