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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 <dirent.h>
25
#include "hw/hw.h"
26
#include "hw/qdev.h"
27
#include "hw/usb.h"
28
#include "hw/pcmcia.h"
29
#include "hw/pc.h"
30
#include "hw/pci.h"
31
#include "hw/watchdog.h"
32
#include "gdbstub.h"
33
#include "net.h"
34
#include "qemu-char.h"
35
#include "sysemu.h"
36
#include "monitor.h"
37
#include "readline.h"
38
#include "console.h"
39
#include "block.h"
40
#include "audio/audio.h"
41
#include "disas.h"
42
#include "balloon.h"
43
#include "qemu-timer.h"
44
#include "migration.h"
45
#include "kvm.h"
46
#include "acl.h"
47
#include "qint.h"
48
#include "qdict.h"
49
#include "qstring.h"
50

    
51
//#define DEBUG
52
//#define DEBUG_COMPLETION
53

    
54
/*
55
 * Supported types:
56
 *
57
 * 'F'          filename
58
 * 'B'          block device name
59
 * 's'          string (accept optional quote)
60
 * 'i'          32 bit integer
61
 * 'l'          target long (32 or 64 bit)
62
 * '/'          optional gdb-like print format (like "/10x")
63
 *
64
 * '?'          optional type (for all types, except '/')
65
 * '.'          other form of optional type (for 'i' and 'l')
66
 * '-'          optional parameter (eg. '-f')
67
 *
68
 */
69

    
70
typedef struct mon_cmd_t {
71
    const char *name;
72
    const char *args_type;
73
    void *handler;
74
    const char *params;
75
    const char *help;
76
} mon_cmd_t;
77

    
78
/* file descriptors passed via SCM_RIGHTS */
79
typedef struct mon_fd_t mon_fd_t;
80
struct mon_fd_t {
81
    char *name;
82
    int fd;
83
    LIST_ENTRY(mon_fd_t) next;
84
};
85

    
86
struct Monitor {
87
    CharDriverState *chr;
88
    int mux_out;
89
    int reset_seen;
90
    int flags;
91
    int suspend_cnt;
92
    uint8_t outbuf[1024];
93
    int outbuf_index;
94
    ReadLineState *rs;
95
    CPUState *mon_cpu;
96
    BlockDriverCompletionFunc *password_completion_cb;
97
    void *password_opaque;
98
    LIST_HEAD(,mon_fd_t) fds;
99
    LIST_ENTRY(Monitor) entry;
100
};
101

    
102
static LIST_HEAD(mon_list, Monitor) mon_list;
103

    
104
static const mon_cmd_t mon_cmds[];
105
static const mon_cmd_t info_cmds[];
106

    
107
Monitor *cur_mon = NULL;
108

    
109
static void monitor_command_cb(Monitor *mon, const char *cmdline,
110
                               void *opaque);
111

    
112
static void monitor_read_command(Monitor *mon, int show_prompt)
113
{
114
    readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
115
    if (show_prompt)
116
        readline_show_prompt(mon->rs);
117
}
118

    
119
static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
120
                                 void *opaque)
121
{
122
    if (mon->rs) {
123
        readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
124
        /* prompt is printed on return from the command handler */
125
        return 0;
126
    } else {
127
        monitor_printf(mon, "terminal does not support password prompting\n");
128
        return -ENOTTY;
129
    }
130
}
131

    
132
void monitor_flush(Monitor *mon)
133
{
134
    if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
135
        qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
136
        mon->outbuf_index = 0;
137
    }
138
}
139

    
140
/* flush at every end of line or if the buffer is full */
141
static void monitor_puts(Monitor *mon, const char *str)
142
{
143
    char c;
144

    
145
    if (!mon)
146
        return;
147

    
148
    for(;;) {
149
        c = *str++;
150
        if (c == '\0')
151
            break;
152
        if (c == '\n')
153
            mon->outbuf[mon->outbuf_index++] = '\r';
154
        mon->outbuf[mon->outbuf_index++] = c;
155
        if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
156
            || c == '\n')
157
            monitor_flush(mon);
158
    }
159
}
160

    
161
void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
162
{
163
    char buf[4096];
164
    vsnprintf(buf, sizeof(buf), fmt, ap);
165
    monitor_puts(mon, buf);
166
}
167

    
168
void monitor_printf(Monitor *mon, const char *fmt, ...)
169
{
170
    va_list ap;
171
    va_start(ap, fmt);
172
    monitor_vprintf(mon, fmt, ap);
173
    va_end(ap);
174
}
175

    
176
void monitor_print_filename(Monitor *mon, const char *filename)
177
{
178
    int i;
179

    
180
    for (i = 0; filename[i]; i++) {
181
        switch (filename[i]) {
182
        case ' ':
183
        case '"':
184
        case '\\':
185
            monitor_printf(mon, "\\%c", filename[i]);
186
            break;
187
        case '\t':
188
            monitor_printf(mon, "\\t");
189
            break;
190
        case '\r':
191
            monitor_printf(mon, "\\r");
192
            break;
193
        case '\n':
194
            monitor_printf(mon, "\\n");
195
            break;
196
        default:
197
            monitor_printf(mon, "%c", filename[i]);
198
            break;
199
        }
200
    }
201
}
202

    
203
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
204
{
205
    va_list ap;
206
    va_start(ap, fmt);
207
    monitor_vprintf((Monitor *)stream, fmt, ap);
208
    va_end(ap);
209
    return 0;
210
}
211

    
212
static int compare_cmd(const char *name, const char *list)
213
{
214
    const char *p, *pstart;
215
    int len;
216
    len = strlen(name);
217
    p = list;
218
    for(;;) {
219
        pstart = p;
220
        p = strchr(p, '|');
221
        if (!p)
222
            p = pstart + strlen(pstart);
223
        if ((p - pstart) == len && !memcmp(pstart, name, len))
224
            return 1;
225
        if (*p == '\0')
226
            break;
227
        p++;
228
    }
229
    return 0;
230
}
231

    
232
static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
233
                          const char *prefix, const char *name)
234
{
235
    const mon_cmd_t *cmd;
236

    
237
    for(cmd = cmds; cmd->name != NULL; cmd++) {
238
        if (!name || !strcmp(name, cmd->name))
239
            monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
240
                           cmd->params, cmd->help);
241
    }
242
}
243

    
244
static void help_cmd(Monitor *mon, const char *name)
245
{
246
    if (name && !strcmp(name, "info")) {
247
        help_cmd_dump(mon, info_cmds, "info ", NULL);
248
    } else {
249
        help_cmd_dump(mon, mon_cmds, "", name);
250
        if (name && !strcmp(name, "log")) {
251
            const CPULogItem *item;
252
            monitor_printf(mon, "Log items (comma separated):\n");
253
            monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
254
            for(item = cpu_log_items; item->mask != 0; item++) {
255
                monitor_printf(mon, "%-10s %s\n", item->name, item->help);
256
            }
257
        }
258
    }
259
}
260

    
261
static void do_help_cmd(Monitor *mon, const QDict *qdict)
262
{
263
    help_cmd(mon, qdict_get_try_str(qdict, "name"));
264
}
265

    
266
static void do_commit(Monitor *mon, const QDict *qdict)
267
{
268
    int all_devices;
269
    DriveInfo *dinfo;
270
    const char *device = qdict_get_str(qdict, "device");
271

    
272
    all_devices = !strcmp(device, "all");
273
    TAILQ_FOREACH(dinfo, &drives, next) {
274
        if (!all_devices)
275
            if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
276
                continue;
277
        bdrv_commit(dinfo->bdrv);
278
    }
279
}
280

    
281
static void do_info(Monitor *mon, const QDict *qdict)
282
{
283
    const mon_cmd_t *cmd;
284
    const char *item = qdict_get_try_str(qdict, "item");
285
    void (*handler)(Monitor *);
286

    
287
    if (!item)
288
        goto help;
289
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
290
        if (compare_cmd(item, cmd->name))
291
            goto found;
292
    }
293
 help:
294
    help_cmd(mon, "info");
295
    return;
296
 found:
297
    handler = cmd->handler;
298
    handler(mon);
299
}
300

    
301
static void do_info_version(Monitor *mon)
302
{
303
    monitor_printf(mon, "%s\n", QEMU_VERSION QEMU_PKGVERSION);
304
}
305

    
306
static void do_info_name(Monitor *mon)
307
{
308
    if (qemu_name)
309
        monitor_printf(mon, "%s\n", qemu_name);
310
}
311

    
312
#if defined(TARGET_I386)
313
static void do_info_hpet(Monitor *mon)
314
{
315
    monitor_printf(mon, "HPET is %s by QEMU\n",
316
                   (no_hpet) ? "disabled" : "enabled");
317
}
318
#endif
319

    
320
static void do_info_uuid(Monitor *mon)
321
{
322
    monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
323
                   qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
324
                   qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
325
                   qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
326
                   qemu_uuid[14], qemu_uuid[15]);
327
}
328

    
329
/* get the current CPU defined by the user */
330
static int mon_set_cpu(int cpu_index)
331
{
332
    CPUState *env;
333

    
334
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
335
        if (env->cpu_index == cpu_index) {
336
            cur_mon->mon_cpu = env;
337
            return 0;
338
        }
339
    }
340
    return -1;
341
}
342

    
343
static CPUState *mon_get_cpu(void)
344
{
345
    if (!cur_mon->mon_cpu) {
346
        mon_set_cpu(0);
347
    }
348
    cpu_synchronize_state(cur_mon->mon_cpu);
349
    return cur_mon->mon_cpu;
350
}
351

    
352
static void do_info_registers(Monitor *mon)
353
{
354
    CPUState *env;
355
    env = mon_get_cpu();
356
    if (!env)
357
        return;
358
#ifdef TARGET_I386
359
    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
360
                   X86_DUMP_FPU);
361
#else
362
    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
363
                   0);
364
#endif
365
}
366

    
367
static void do_info_cpus(Monitor *mon)
368
{
369
    CPUState *env;
370

    
371
    /* just to set the default cpu if not already done */
372
    mon_get_cpu();
373

    
374
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
375
        cpu_synchronize_state(env);
376
        monitor_printf(mon, "%c CPU #%d:",
377
                       (env == mon->mon_cpu) ? '*' : ' ',
378
                       env->cpu_index);
379
#if defined(TARGET_I386)
380
        monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
381
                       env->eip + env->segs[R_CS].base);
382
#elif defined(TARGET_PPC)
383
        monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
384
#elif defined(TARGET_SPARC)
385
        monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
386
                       env->pc, env->npc);
387
#elif defined(TARGET_MIPS)
388
        monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
389
#endif
390
        if (env->halted)
391
            monitor_printf(mon, " (halted)");
392
        monitor_printf(mon, "\n");
393
    }
394
}
395

    
396
static void do_cpu_set(Monitor *mon, const QDict *qdict)
397
{
398
    int index = qdict_get_int(qdict, "index");
399
    if (mon_set_cpu(index) < 0)
400
        monitor_printf(mon, "Invalid CPU index\n");
401
}
402

    
403
static void do_info_jit(Monitor *mon)
404
{
405
    dump_exec_info((FILE *)mon, monitor_fprintf);
406
}
407

    
408
static void do_info_history(Monitor *mon)
409
{
410
    int i;
411
    const char *str;
412

    
413
    if (!mon->rs)
414
        return;
415
    i = 0;
416
    for(;;) {
417
        str = readline_get_history(mon->rs, i);
418
        if (!str)
419
            break;
420
        monitor_printf(mon, "%d: '%s'\n", i, str);
421
        i++;
422
    }
423
}
424

    
425
#if defined(TARGET_PPC)
426
/* XXX: not implemented in other targets */
427
static void do_info_cpu_stats(Monitor *mon)
428
{
429
    CPUState *env;
430

    
431
    env = mon_get_cpu();
432
    cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
433
}
434
#endif
435

    
436
static void do_quit(Monitor *mon, const QDict *qdict)
437
{
438
    exit(0);
439
}
440

    
441
static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
442
{
443
    if (bdrv_is_inserted(bs)) {
444
        if (!force) {
445
            if (!bdrv_is_removable(bs)) {
446
                monitor_printf(mon, "device is not removable\n");
447
                return -1;
448
            }
449
            if (bdrv_is_locked(bs)) {
450
                monitor_printf(mon, "device is locked\n");
451
                return -1;
452
            }
453
        }
454
        bdrv_close(bs);
455
    }
456
    return 0;
457
}
458

    
459
static void do_eject(Monitor *mon, const QDict *qdict)
460
{
461
    BlockDriverState *bs;
462
    int force = qdict_get_int(qdict, "force");
463
    const char *filename = qdict_get_str(qdict, "filename");
464

    
465
    bs = bdrv_find(filename);
466
    if (!bs) {
467
        monitor_printf(mon, "device not found\n");
468
        return;
469
    }
470
    eject_device(mon, bs, force);
471
}
472

    
473
static void do_change_block(Monitor *mon, const char *device,
474
                            const char *filename, const char *fmt)
475
{
476
    BlockDriverState *bs;
477
    BlockDriver *drv = NULL;
478

    
479
    bs = bdrv_find(device);
480
    if (!bs) {
481
        monitor_printf(mon, "device not found\n");
482
        return;
483
    }
484
    if (fmt) {
485
        drv = bdrv_find_format(fmt);
486
        if (!drv) {
487
            monitor_printf(mon, "invalid format %s\n", fmt);
488
            return;
489
        }
490
    }
491
    if (eject_device(mon, bs, 0) < 0)
492
        return;
493
    bdrv_open2(bs, filename, 0, drv);
494
    monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
495
}
496

    
497
static void change_vnc_password_cb(Monitor *mon, const char *password,
498
                                   void *opaque)
499
{
500
    if (vnc_display_password(NULL, password) < 0)
501
        monitor_printf(mon, "could not set VNC server password\n");
502

    
503
    monitor_read_command(mon, 1);
504
}
505

    
506
static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
507
{
508
    if (strcmp(target, "passwd") == 0 ||
509
        strcmp(target, "password") == 0) {
510
        if (arg) {
511
            char password[9];
512
            strncpy(password, arg, sizeof(password));
513
            password[sizeof(password) - 1] = '\0';
514
            change_vnc_password_cb(mon, password, NULL);
515
        } else {
516
            monitor_read_password(mon, change_vnc_password_cb, NULL);
517
        }
518
    } else {
519
        if (vnc_display_open(NULL, target) < 0)
520
            monitor_printf(mon, "could not start VNC server on %s\n", target);
521
    }
522
}
523

    
524
static void do_change(Monitor *mon, const QDict *qdict)
525
{
526
    const char *device = qdict_get_str(qdict, "device");
527
    const char *target = qdict_get_str(qdict, "target");
528
    const char *arg = qdict_get_try_str(qdict, "arg");
529
    if (strcmp(device, "vnc") == 0) {
530
        do_change_vnc(mon, target, arg);
531
    } else {
532
        do_change_block(mon, device, target, arg);
533
    }
534
}
535

    
536
static void do_screen_dump(Monitor *mon, const QDict *qdict)
537
{
538
    vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
539
}
540

    
541
static void do_logfile(Monitor *mon, const QDict *qdict)
542
{
543
    cpu_set_log_filename(qdict_get_str(qdict, "filename"));
544
}
545

    
546
static void do_log(Monitor *mon, const QDict *qdict)
547
{
548
    int mask;
549
    const char *items = qdict_get_str(qdict, "items");
550

    
551
    if (!strcmp(items, "none")) {
552
        mask = 0;
553
    } else {
554
        mask = cpu_str_to_log_mask(items);
555
        if (!mask) {
556
            help_cmd(mon, "log");
557
            return;
558
        }
559
    }
560
    cpu_set_log(mask);
561
}
562

    
563
static void do_singlestep(Monitor *mon, const QDict *qdict)
564
{
565
    const char *option = qdict_get_try_str(qdict, "option");
566
    if (!option || !strcmp(option, "on")) {
567
        singlestep = 1;
568
    } else if (!strcmp(option, "off")) {
569
        singlestep = 0;
570
    } else {
571
        monitor_printf(mon, "unexpected option %s\n", option);
572
    }
573
}
574

    
575
static void do_stop(Monitor *mon, const QDict *qdict)
576
{
577
    vm_stop(EXCP_INTERRUPT);
578
}
579

    
580
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
581

    
582
struct bdrv_iterate_context {
583
    Monitor *mon;
584
    int err;
585
};
586

    
587
static void do_cont(Monitor *mon, const QDict *qdict)
588
{
589
    struct bdrv_iterate_context context = { mon, 0 };
590

    
591
    bdrv_iterate(encrypted_bdrv_it, &context);
592
    /* only resume the vm if all keys are set and valid */
593
    if (!context.err)
594
        vm_start();
595
}
596

    
597
static void bdrv_key_cb(void *opaque, int err)
598
{
599
    Monitor *mon = opaque;
600

    
601
    /* another key was set successfully, retry to continue */
602
    if (!err)
603
        do_cont(mon, NULL);
604
}
605

    
606
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
607
{
608
    struct bdrv_iterate_context *context = opaque;
609

    
610
    if (!context->err && bdrv_key_required(bs)) {
611
        context->err = -EBUSY;
612
        monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
613
                                    context->mon);
614
    }
615
}
616

    
617
static void do_gdbserver(Monitor *mon, const QDict *qdict)
618
{
619
    const char *device = qdict_get_try_str(qdict, "device");
620
    if (!device)
621
        device = "tcp::" DEFAULT_GDBSTUB_PORT;
622
    if (gdbserver_start(device) < 0) {
623
        monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
624
                       device);
625
    } else if (strcmp(device, "none") == 0) {
626
        monitor_printf(mon, "Disabled gdbserver\n");
627
    } else {
628
        monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
629
                       device);
630
    }
631
}
632

    
633
static void do_watchdog_action(Monitor *mon, const QDict *qdict)
634
{
635
    const char *action = qdict_get_str(qdict, "action");
636
    if (select_watchdog_action(action) == -1) {
637
        monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
638
    }
639
}
640

    
641
static void monitor_printc(Monitor *mon, int c)
642
{
643
    monitor_printf(mon, "'");
644
    switch(c) {
645
    case '\'':
646
        monitor_printf(mon, "\\'");
647
        break;
648
    case '\\':
649
        monitor_printf(mon, "\\\\");
650
        break;
651
    case '\n':
652
        monitor_printf(mon, "\\n");
653
        break;
654
    case '\r':
655
        monitor_printf(mon, "\\r");
656
        break;
657
    default:
658
        if (c >= 32 && c <= 126) {
659
            monitor_printf(mon, "%c", c);
660
        } else {
661
            monitor_printf(mon, "\\x%02x", c);
662
        }
663
        break;
664
    }
665
    monitor_printf(mon, "'");
666
}
667

    
668
static void memory_dump(Monitor *mon, int count, int format, int wsize,
669
                        target_phys_addr_t addr, int is_physical)
670
{
671
    CPUState *env;
672
    int nb_per_line, l, line_size, i, max_digits, len;
673
    uint8_t buf[16];
674
    uint64_t v;
675

    
676
    if (format == 'i') {
677
        int flags;
678
        flags = 0;
679
        env = mon_get_cpu();
680
        if (!env && !is_physical)
681
            return;
682
#ifdef TARGET_I386
683
        if (wsize == 2) {
684
            flags = 1;
685
        } else if (wsize == 4) {
686
            flags = 0;
687
        } else {
688
            /* as default we use the current CS size */
689
            flags = 0;
690
            if (env) {
691
#ifdef TARGET_X86_64
692
                if ((env->efer & MSR_EFER_LMA) &&
693
                    (env->segs[R_CS].flags & DESC_L_MASK))
694
                    flags = 2;
695
                else
696
#endif
697
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
698
                    flags = 1;
699
            }
700
        }
701
#endif
702
        monitor_disas(mon, env, addr, count, is_physical, flags);
703
        return;
704
    }
705

    
706
    len = wsize * count;
707
    if (wsize == 1)
708
        line_size = 8;
709
    else
710
        line_size = 16;
711
    nb_per_line = line_size / wsize;
712
    max_digits = 0;
713

    
714
    switch(format) {
715
    case 'o':
716
        max_digits = (wsize * 8 + 2) / 3;
717
        break;
718
    default:
719
    case 'x':
720
        max_digits = (wsize * 8) / 4;
721
        break;
722
    case 'u':
723
    case 'd':
724
        max_digits = (wsize * 8 * 10 + 32) / 33;
725
        break;
726
    case 'c':
727
        wsize = 1;
728
        break;
729
    }
730

    
731
    while (len > 0) {
732
        if (is_physical)
733
            monitor_printf(mon, TARGET_FMT_plx ":", addr);
734
        else
735
            monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
736
        l = len;
737
        if (l > line_size)
738
            l = line_size;
739
        if (is_physical) {
740
            cpu_physical_memory_rw(addr, buf, l, 0);
741
        } else {
742
            env = mon_get_cpu();
743
            if (!env)
744
                break;
745
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
746
                monitor_printf(mon, " Cannot access memory\n");
747
                break;
748
            }
749
        }
750
        i = 0;
751
        while (i < l) {
752
            switch(wsize) {
753
            default:
754
            case 1:
755
                v = ldub_raw(buf + i);
756
                break;
757
            case 2:
758
                v = lduw_raw(buf + i);
759
                break;
760
            case 4:
761
                v = (uint32_t)ldl_raw(buf + i);
762
                break;
763
            case 8:
764
                v = ldq_raw(buf + i);
765
                break;
766
            }
767
            monitor_printf(mon, " ");
768
            switch(format) {
769
            case 'o':
770
                monitor_printf(mon, "%#*" PRIo64, max_digits, v);
771
                break;
772
            case 'x':
773
                monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
774
                break;
775
            case 'u':
776
                monitor_printf(mon, "%*" PRIu64, max_digits, v);
777
                break;
778
            case 'd':
779
                monitor_printf(mon, "%*" PRId64, max_digits, v);
780
                break;
781
            case 'c':
782
                monitor_printc(mon, v);
783
                break;
784
            }
785
            i += wsize;
786
        }
787
        monitor_printf(mon, "\n");
788
        addr += l;
789
        len -= l;
790
    }
791
}
792

    
793
static void do_memory_dump(Monitor *mon, const QDict *qdict)
794
{
795
    int count = qdict_get_int(qdict, "count");
796
    int format = qdict_get_int(qdict, "format");
797
    int size = qdict_get_int(qdict, "size");
798
    target_long addr = qdict_get_int(qdict, "addr");
799

    
800
    memory_dump(mon, count, format, size, addr, 0);
801
}
802

    
803
static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
804
{
805
    int count = qdict_get_int(qdict, "count");
806
    int format = qdict_get_int(qdict, "format");
807
    int size = qdict_get_int(qdict, "size");
808
    target_phys_addr_t addr = qdict_get_int(qdict, "addr");
809

    
810
    memory_dump(mon, count, format, size, addr, 1);
811
}
812

    
813
static void do_print(Monitor *mon, const QDict *qdict)
814
{
815
    int format = qdict_get_int(qdict, "format");
816
    target_phys_addr_t val = qdict_get_int(qdict, "val");
817

    
818
#if TARGET_PHYS_ADDR_BITS == 32
819
    switch(format) {
820
    case 'o':
821
        monitor_printf(mon, "%#o", val);
822
        break;
823
    case 'x':
824
        monitor_printf(mon, "%#x", val);
825
        break;
826
    case 'u':
827
        monitor_printf(mon, "%u", val);
828
        break;
829
    default:
830
    case 'd':
831
        monitor_printf(mon, "%d", val);
832
        break;
833
    case 'c':
834
        monitor_printc(mon, val);
835
        break;
836
    }
837
#else
838
    switch(format) {
839
    case 'o':
840
        monitor_printf(mon, "%#" PRIo64, val);
841
        break;
842
    case 'x':
843
        monitor_printf(mon, "%#" PRIx64, val);
844
        break;
845
    case 'u':
846
        monitor_printf(mon, "%" PRIu64, val);
847
        break;
848
    default:
849
    case 'd':
850
        monitor_printf(mon, "%" PRId64, val);
851
        break;
852
    case 'c':
853
        monitor_printc(mon, val);
854
        break;
855
    }
856
#endif
857
    monitor_printf(mon, "\n");
858
}
859

    
860
static void do_memory_save(Monitor *mon, const QDict *qdict)
861
{
862
    FILE *f;
863
    uint32_t size = qdict_get_int(qdict, "size");
864
    const char *filename = qdict_get_str(qdict, "filename");
865
    target_long addr = qdict_get_int(qdict, "val");
866
    uint32_t l;
867
    CPUState *env;
868
    uint8_t buf[1024];
869

    
870
    env = mon_get_cpu();
871
    if (!env)
872
        return;
873

    
874
    f = fopen(filename, "wb");
875
    if (!f) {
876
        monitor_printf(mon, "could not open '%s'\n", filename);
877
        return;
878
    }
879
    while (size != 0) {
880
        l = sizeof(buf);
881
        if (l > size)
882
            l = size;
883
        cpu_memory_rw_debug(env, addr, buf, l, 0);
884
        fwrite(buf, 1, l, f);
885
        addr += l;
886
        size -= l;
887
    }
888
    fclose(f);
889
}
890

    
891
static void do_physical_memory_save(Monitor *mon, const QDict *qdict)
892
{
893
    FILE *f;
894
    uint32_t l;
895
    uint8_t buf[1024];
896
    uint32_t size = qdict_get_int(qdict, "size");
897
    const char *filename = qdict_get_str(qdict, "filename");
898
    target_phys_addr_t addr = qdict_get_int(qdict, "val");
899

    
900
    f = fopen(filename, "wb");
901
    if (!f) {
902
        monitor_printf(mon, "could not open '%s'\n", filename);
903
        return;
904
    }
905
    while (size != 0) {
906
        l = sizeof(buf);
907
        if (l > size)
908
            l = size;
909
        cpu_physical_memory_rw(addr, buf, l, 0);
910
        fwrite(buf, 1, l, f);
911
        fflush(f);
912
        addr += l;
913
        size -= l;
914
    }
915
    fclose(f);
916
}
917

    
918
static void do_sum(Monitor *mon, const QDict *qdict)
919
{
920
    uint32_t addr;
921
    uint8_t buf[1];
922
    uint16_t sum;
923
    uint32_t start = qdict_get_int(qdict, "start");
924
    uint32_t size = qdict_get_int(qdict, "size");
925

    
926
    sum = 0;
927
    for(addr = start; addr < (start + size); addr++) {
928
        cpu_physical_memory_rw(addr, buf, 1, 0);
929
        /* BSD sum algorithm ('sum' Unix command) */
930
        sum = (sum >> 1) | (sum << 15);
931
        sum += buf[0];
932
    }
933
    monitor_printf(mon, "%05d\n", sum);
934
}
935

    
936
typedef struct {
937
    int keycode;
938
    const char *name;
939
} KeyDef;
940

    
941
static const KeyDef key_defs[] = {
942
    { 0x2a, "shift" },
943
    { 0x36, "shift_r" },
944

    
945
    { 0x38, "alt" },
946
    { 0xb8, "alt_r" },
947
    { 0x64, "altgr" },
948
    { 0xe4, "altgr_r" },
949
    { 0x1d, "ctrl" },
950
    { 0x9d, "ctrl_r" },
951

    
952
    { 0xdd, "menu" },
953

    
954
    { 0x01, "esc" },
955

    
956
    { 0x02, "1" },
957
    { 0x03, "2" },
958
    { 0x04, "3" },
959
    { 0x05, "4" },
960
    { 0x06, "5" },
961
    { 0x07, "6" },
962
    { 0x08, "7" },
963
    { 0x09, "8" },
964
    { 0x0a, "9" },
965
    { 0x0b, "0" },
966
    { 0x0c, "minus" },
967
    { 0x0d, "equal" },
968
    { 0x0e, "backspace" },
969

    
970
    { 0x0f, "tab" },
971
    { 0x10, "q" },
972
    { 0x11, "w" },
973
    { 0x12, "e" },
974
    { 0x13, "r" },
975
    { 0x14, "t" },
976
    { 0x15, "y" },
977
    { 0x16, "u" },
978
    { 0x17, "i" },
979
    { 0x18, "o" },
980
    { 0x19, "p" },
981

    
982
    { 0x1c, "ret" },
983

    
984
    { 0x1e, "a" },
985
    { 0x1f, "s" },
986
    { 0x20, "d" },
987
    { 0x21, "f" },
988
    { 0x22, "g" },
989
    { 0x23, "h" },
990
    { 0x24, "j" },
991
    { 0x25, "k" },
992
    { 0x26, "l" },
993

    
994
    { 0x2c, "z" },
995
    { 0x2d, "x" },
996
    { 0x2e, "c" },
997
    { 0x2f, "v" },
998
    { 0x30, "b" },
999
    { 0x31, "n" },
1000
    { 0x32, "m" },
1001
    { 0x33, "comma" },
1002
    { 0x34, "dot" },
1003
    { 0x35, "slash" },
1004

    
1005
    { 0x37, "asterisk" },
1006

    
1007
    { 0x39, "spc" },
1008
    { 0x3a, "caps_lock" },
1009
    { 0x3b, "f1" },
1010
    { 0x3c, "f2" },
1011
    { 0x3d, "f3" },
1012
    { 0x3e, "f4" },
1013
    { 0x3f, "f5" },
1014
    { 0x40, "f6" },
1015
    { 0x41, "f7" },
1016
    { 0x42, "f8" },
1017
    { 0x43, "f9" },
1018
    { 0x44, "f10" },
1019
    { 0x45, "num_lock" },
1020
    { 0x46, "scroll_lock" },
1021

    
1022
    { 0xb5, "kp_divide" },
1023
    { 0x37, "kp_multiply" },
1024
    { 0x4a, "kp_subtract" },
1025
    { 0x4e, "kp_add" },
1026
    { 0x9c, "kp_enter" },
1027
    { 0x53, "kp_decimal" },
1028
    { 0x54, "sysrq" },
1029

    
1030
    { 0x52, "kp_0" },
1031
    { 0x4f, "kp_1" },
1032
    { 0x50, "kp_2" },
1033
    { 0x51, "kp_3" },
1034
    { 0x4b, "kp_4" },
1035
    { 0x4c, "kp_5" },
1036
    { 0x4d, "kp_6" },
1037
    { 0x47, "kp_7" },
1038
    { 0x48, "kp_8" },
1039
    { 0x49, "kp_9" },
1040

    
1041
    { 0x56, "<" },
1042

    
1043
    { 0x57, "f11" },
1044
    { 0x58, "f12" },
1045

    
1046
    { 0xb7, "print" },
1047

    
1048
    { 0xc7, "home" },
1049
    { 0xc9, "pgup" },
1050
    { 0xd1, "pgdn" },
1051
    { 0xcf, "end" },
1052

    
1053
    { 0xcb, "left" },
1054
    { 0xc8, "up" },
1055
    { 0xd0, "down" },
1056
    { 0xcd, "right" },
1057

    
1058
    { 0xd2, "insert" },
1059
    { 0xd3, "delete" },
1060
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1061
    { 0xf0, "stop" },
1062
    { 0xf1, "again" },
1063
    { 0xf2, "props" },
1064
    { 0xf3, "undo" },
1065
    { 0xf4, "front" },
1066
    { 0xf5, "copy" },
1067
    { 0xf6, "open" },
1068
    { 0xf7, "paste" },
1069
    { 0xf8, "find" },
1070
    { 0xf9, "cut" },
1071
    { 0xfa, "lf" },
1072
    { 0xfb, "help" },
1073
    { 0xfc, "meta_l" },
1074
    { 0xfd, "meta_r" },
1075
    { 0xfe, "compose" },
1076
#endif
1077
    { 0, NULL },
1078
};
1079

    
1080
static int get_keycode(const char *key)
1081
{
1082
    const KeyDef *p;
1083
    char *endp;
1084
    int ret;
1085

    
1086
    for(p = key_defs; p->name != NULL; p++) {
1087
        if (!strcmp(key, p->name))
1088
            return p->keycode;
1089
    }
1090
    if (strstart(key, "0x", NULL)) {
1091
        ret = strtoul(key, &endp, 0);
1092
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1093
            return ret;
1094
    }
1095
    return -1;
1096
}
1097

    
1098
#define MAX_KEYCODES 16
1099
static uint8_t keycodes[MAX_KEYCODES];
1100
static int nb_pending_keycodes;
1101
static QEMUTimer *key_timer;
1102

    
1103
static void release_keys(void *opaque)
1104
{
1105
    int keycode;
1106

    
1107
    while (nb_pending_keycodes > 0) {
1108
        nb_pending_keycodes--;
1109
        keycode = keycodes[nb_pending_keycodes];
1110
        if (keycode & 0x80)
1111
            kbd_put_keycode(0xe0);
1112
        kbd_put_keycode(keycode | 0x80);
1113
    }
1114
}
1115

    
1116
static void do_sendkey(Monitor *mon, const QDict *qdict)
1117
{
1118
    char keyname_buf[16];
1119
    char *separator;
1120
    int keyname_len, keycode, i;
1121
    const char *string = qdict_get_str(qdict, "string");
1122
    int has_hold_time = qdict_haskey(qdict, "hold_time");
1123
    int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1124

    
1125
    if (nb_pending_keycodes > 0) {
1126
        qemu_del_timer(key_timer);
1127
        release_keys(NULL);
1128
    }
1129
    if (!has_hold_time)
1130
        hold_time = 100;
1131
    i = 0;
1132
    while (1) {
1133
        separator = strchr(string, '-');
1134
        keyname_len = separator ? separator - string : strlen(string);
1135
        if (keyname_len > 0) {
1136
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1137
            if (keyname_len > sizeof(keyname_buf) - 1) {
1138
                monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1139
                return;
1140
            }
1141
            if (i == MAX_KEYCODES) {
1142
                monitor_printf(mon, "too many keys\n");
1143
                return;
1144
            }
1145
            keyname_buf[keyname_len] = 0;
1146
            keycode = get_keycode(keyname_buf);
1147
            if (keycode < 0) {
1148
                monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1149
                return;
1150
            }
1151
            keycodes[i++] = keycode;
1152
        }
1153
        if (!separator)
1154
            break;
1155
        string = separator + 1;
1156
    }
1157
    nb_pending_keycodes = i;
1158
    /* key down events */
1159
    for (i = 0; i < nb_pending_keycodes; i++) {
1160
        keycode = keycodes[i];
1161
        if (keycode & 0x80)
1162
            kbd_put_keycode(0xe0);
1163
        kbd_put_keycode(keycode & 0x7f);
1164
    }
1165
    /* delayed key up events */
1166
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1167
                    muldiv64(ticks_per_sec, hold_time, 1000));
1168
}
1169

    
1170
static int mouse_button_state;
1171

    
1172
static void do_mouse_move(Monitor *mon, const QDict *qdict)
1173
{
1174
    int dx, dy, dz;
1175
    const char *dx_str = qdict_get_str(qdict, "dx_str");
1176
    const char *dy_str = qdict_get_str(qdict, "dy_str");
1177
    const char *dz_str = qdict_get_try_str(qdict, "dz_str");
1178
    dx = strtol(dx_str, NULL, 0);
1179
    dy = strtol(dy_str, NULL, 0);
1180
    dz = 0;
1181
    if (dz_str)
1182
        dz = strtol(dz_str, NULL, 0);
1183
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1184
}
1185

    
1186
static void do_mouse_button(Monitor *mon, const QDict *qdict)
1187
{
1188
    int button_state = qdict_get_int(qdict, "button_state");
1189
    mouse_button_state = button_state;
1190
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1191
}
1192

    
1193
static void do_ioport_read(Monitor *mon, const QDict *qdict)
1194
{
1195
    int size = qdict_get_int(qdict, "size");
1196
    int addr = qdict_get_int(qdict, "addr");
1197
    int has_index = qdict_haskey(qdict, "index");
1198
    uint32_t val;
1199
    int suffix;
1200

    
1201
    if (has_index) {
1202
        int index = qdict_get_int(qdict, "index");
1203
        cpu_outb(NULL, addr & IOPORTS_MASK, index & 0xff);
1204
        addr++;
1205
    }
1206
    addr &= 0xffff;
1207

    
1208
    switch(size) {
1209
    default:
1210
    case 1:
1211
        val = cpu_inb(NULL, addr);
1212
        suffix = 'b';
1213
        break;
1214
    case 2:
1215
        val = cpu_inw(NULL, addr);
1216
        suffix = 'w';
1217
        break;
1218
    case 4:
1219
        val = cpu_inl(NULL, addr);
1220
        suffix = 'l';
1221
        break;
1222
    }
1223
    monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1224
                   suffix, addr, size * 2, val);
1225
}
1226

    
1227
static void do_ioport_write(Monitor *mon, const QDict *qdict)
1228
{
1229
    int size = qdict_get_int(qdict, "size");
1230
    int addr = qdict_get_int(qdict, "addr");
1231
    int val = qdict_get_int(qdict, "val");
1232

    
1233
    addr &= IOPORTS_MASK;
1234

    
1235
    switch (size) {
1236
    default:
1237
    case 1:
1238
        cpu_outb(NULL, addr, val);
1239
        break;
1240
    case 2:
1241
        cpu_outw(NULL, addr, val);
1242
        break;
1243
    case 4:
1244
        cpu_outl(NULL, addr, val);
1245
        break;
1246
    }
1247
}
1248

    
1249
static void do_boot_set(Monitor *mon, const QDict *qdict)
1250
{
1251
    int res;
1252
    const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1253

    
1254
    res = qemu_boot_set(bootdevice);
1255
    if (res == 0) {
1256
        monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
1257
    } else if (res > 0) {
1258
        monitor_printf(mon, "setting boot device list failed\n");
1259
    } else {
1260
        monitor_printf(mon, "no function defined to set boot device list for "
1261
                       "this architecture\n");
1262
    }
1263
}
1264

    
1265
static void do_system_reset(Monitor *mon, const QDict *qdict)
1266
{
1267
    qemu_system_reset_request();
1268
}
1269

    
1270
static void do_system_powerdown(Monitor *mon, const QDict *qdict)
1271
{
1272
    qemu_system_powerdown_request();
1273
}
1274

    
1275
#if defined(TARGET_I386)
1276
static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1277
{
1278
    monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1279
                   addr,
1280
                   pte & mask,
1281
                   pte & PG_GLOBAL_MASK ? 'G' : '-',
1282
                   pte & PG_PSE_MASK ? 'P' : '-',
1283
                   pte & PG_DIRTY_MASK ? 'D' : '-',
1284
                   pte & PG_ACCESSED_MASK ? 'A' : '-',
1285
                   pte & PG_PCD_MASK ? 'C' : '-',
1286
                   pte & PG_PWT_MASK ? 'T' : '-',
1287
                   pte & PG_USER_MASK ? 'U' : '-',
1288
                   pte & PG_RW_MASK ? 'W' : '-');
1289
}
1290

    
1291
static void tlb_info(Monitor *mon)
1292
{
1293
    CPUState *env;
1294
    int l1, l2;
1295
    uint32_t pgd, pde, pte;
1296

    
1297
    env = mon_get_cpu();
1298
    if (!env)
1299
        return;
1300

    
1301
    if (!(env->cr[0] & CR0_PG_MASK)) {
1302
        monitor_printf(mon, "PG disabled\n");
1303
        return;
1304
    }
1305
    pgd = env->cr[3] & ~0xfff;
1306
    for(l1 = 0; l1 < 1024; l1++) {
1307
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1308
        pde = le32_to_cpu(pde);
1309
        if (pde & PG_PRESENT_MASK) {
1310
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1311
                print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1312
            } else {
1313
                for(l2 = 0; l2 < 1024; l2++) {
1314
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1315
                                             (uint8_t *)&pte, 4);
1316
                    pte = le32_to_cpu(pte);
1317
                    if (pte & PG_PRESENT_MASK) {
1318
                        print_pte(mon, (l1 << 22) + (l2 << 12),
1319
                                  pte & ~PG_PSE_MASK,
1320
                                  ~0xfff);
1321
                    }
1322
                }
1323
            }
1324
        }
1325
    }
1326
}
1327

    
1328
static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1329
                      uint32_t end, int prot)
1330
{
1331
    int prot1;
1332
    prot1 = *plast_prot;
1333
    if (prot != prot1) {
1334
        if (*pstart != -1) {
1335
            monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1336
                           *pstart, end, end - *pstart,
1337
                           prot1 & PG_USER_MASK ? 'u' : '-',
1338
                           'r',
1339
                           prot1 & PG_RW_MASK ? 'w' : '-');
1340
        }
1341
        if (prot != 0)
1342
            *pstart = end;
1343
        else
1344
            *pstart = -1;
1345
        *plast_prot = prot;
1346
    }
1347
}
1348

    
1349
static void mem_info(Monitor *mon)
1350
{
1351
    CPUState *env;
1352
    int l1, l2, prot, last_prot;
1353
    uint32_t pgd, pde, pte, start, end;
1354

    
1355
    env = mon_get_cpu();
1356
    if (!env)
1357
        return;
1358

    
1359
    if (!(env->cr[0] & CR0_PG_MASK)) {
1360
        monitor_printf(mon, "PG disabled\n");
1361
        return;
1362
    }
1363
    pgd = env->cr[3] & ~0xfff;
1364
    last_prot = 0;
1365
    start = -1;
1366
    for(l1 = 0; l1 < 1024; l1++) {
1367
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1368
        pde = le32_to_cpu(pde);
1369
        end = l1 << 22;
1370
        if (pde & PG_PRESENT_MASK) {
1371
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1372
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1373
                mem_print(mon, &start, &last_prot, end, prot);
1374
            } else {
1375
                for(l2 = 0; l2 < 1024; l2++) {
1376
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1377
                                             (uint8_t *)&pte, 4);
1378
                    pte = le32_to_cpu(pte);
1379
                    end = (l1 << 22) + (l2 << 12);
1380
                    if (pte & PG_PRESENT_MASK) {
1381
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1382
                    } else {
1383
                        prot = 0;
1384
                    }
1385
                    mem_print(mon, &start, &last_prot, end, prot);
1386
                }
1387
            }
1388
        } else {
1389
            prot = 0;
1390
            mem_print(mon, &start, &last_prot, end, prot);
1391
        }
1392
    }
1393
}
1394
#endif
1395

    
1396
#if defined(TARGET_SH4)
1397

    
1398
static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1399
{
1400
    monitor_printf(mon, " tlb%i:\t"
1401
                   "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1402
                   "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1403
                   "dirty=%hhu writethrough=%hhu\n",
1404
                   idx,
1405
                   tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1406
                   tlb->v, tlb->sh, tlb->c, tlb->pr,
1407
                   tlb->d, tlb->wt);
1408
}
1409

    
1410
static void tlb_info(Monitor *mon)
1411
{
1412
    CPUState *env = mon_get_cpu();
1413
    int i;
1414

    
1415
    monitor_printf (mon, "ITLB:\n");
1416
    for (i = 0 ; i < ITLB_SIZE ; i++)
1417
        print_tlb (mon, i, &env->itlb[i]);
1418
    monitor_printf (mon, "UTLB:\n");
1419
    for (i = 0 ; i < UTLB_SIZE ; i++)
1420
        print_tlb (mon, i, &env->utlb[i]);
1421
}
1422

    
1423
#endif
1424

    
1425
static void do_info_kvm(Monitor *mon)
1426
{
1427
#ifdef CONFIG_KVM
1428
    monitor_printf(mon, "kvm support: ");
1429
    if (kvm_enabled())
1430
        monitor_printf(mon, "enabled\n");
1431
    else
1432
        monitor_printf(mon, "disabled\n");
1433
#else
1434
    monitor_printf(mon, "kvm support: not compiled\n");
1435
#endif
1436
}
1437

    
1438
static void do_info_numa(Monitor *mon)
1439
{
1440
    int i;
1441
    CPUState *env;
1442

    
1443
    monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1444
    for (i = 0; i < nb_numa_nodes; i++) {
1445
        monitor_printf(mon, "node %d cpus:", i);
1446
        for (env = first_cpu; env != NULL; env = env->next_cpu) {
1447
            if (env->numa_node == i) {
1448
                monitor_printf(mon, " %d", env->cpu_index);
1449
            }
1450
        }
1451
        monitor_printf(mon, "\n");
1452
        monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1453
            node_mem[i] >> 20);
1454
    }
1455
}
1456

    
1457
#ifdef CONFIG_PROFILER
1458

    
1459
static void do_info_profile(Monitor *mon)
1460
{
1461
    int64_t total;
1462
    total = qemu_time;
1463
    if (total == 0)
1464
        total = 1;
1465
    monitor_printf(mon, "async time  %" PRId64 " (%0.3f)\n",
1466
                   dev_time, dev_time / (double)ticks_per_sec);
1467
    monitor_printf(mon, "qemu time   %" PRId64 " (%0.3f)\n",
1468
                   qemu_time, qemu_time / (double)ticks_per_sec);
1469
    qemu_time = 0;
1470
    dev_time = 0;
1471
}
1472
#else
1473
static void do_info_profile(Monitor *mon)
1474
{
1475
    monitor_printf(mon, "Internal profiler not compiled\n");
1476
}
1477
#endif
1478

    
1479
/* Capture support */
1480
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1481

    
1482
static void do_info_capture(Monitor *mon)
1483
{
1484
    int i;
1485
    CaptureState *s;
1486

    
1487
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1488
        monitor_printf(mon, "[%d]: ", i);
1489
        s->ops.info (s->opaque);
1490
    }
1491
}
1492

    
1493
#ifdef HAS_AUDIO
1494
static void do_stop_capture(Monitor *mon, const QDict *qdict)
1495
{
1496
    int i;
1497
    int n = qdict_get_int(qdict, "n");
1498
    CaptureState *s;
1499

    
1500
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1501
        if (i == n) {
1502
            s->ops.destroy (s->opaque);
1503
            LIST_REMOVE (s, entries);
1504
            qemu_free (s);
1505
            return;
1506
        }
1507
    }
1508
}
1509

    
1510
static void do_wav_capture(Monitor *mon, const QDict *qdict)
1511
{
1512
    const char *path = qdict_get_str(qdict, "path");
1513
    int has_freq = qdict_haskey(qdict, "freq");
1514
    int freq = qdict_get_try_int(qdict, "freq", -1);
1515
    int has_bits = qdict_haskey(qdict, "bits");
1516
    int bits = qdict_get_try_int(qdict, "bits", -1);
1517
    int has_channels = qdict_haskey(qdict, "nchannels");
1518
    int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
1519
    CaptureState *s;
1520

    
1521
    s = qemu_mallocz (sizeof (*s));
1522

    
1523
    freq = has_freq ? freq : 44100;
1524
    bits = has_bits ? bits : 16;
1525
    nchannels = has_channels ? nchannels : 2;
1526

    
1527
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1528
        monitor_printf(mon, "Faied to add wave capture\n");
1529
        qemu_free (s);
1530
    }
1531
    LIST_INSERT_HEAD (&capture_head, s, entries);
1532
}
1533
#endif
1534

    
1535
#if defined(TARGET_I386)
1536
static void do_inject_nmi(Monitor *mon, const QDict *qdict)
1537
{
1538
    CPUState *env;
1539
    int cpu_index = qdict_get_int(qdict, "cpu_index");
1540

    
1541
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1542
        if (env->cpu_index == cpu_index) {
1543
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1544
            break;
1545
        }
1546
}
1547
#endif
1548

    
1549
static void do_info_status(Monitor *mon)
1550
{
1551
    if (vm_running) {
1552
        if (singlestep) {
1553
            monitor_printf(mon, "VM status: running (single step mode)\n");
1554
        } else {
1555
            monitor_printf(mon, "VM status: running\n");
1556
        }
1557
    } else
1558
       monitor_printf(mon, "VM status: paused\n");
1559
}
1560

    
1561

    
1562
static void do_balloon(Monitor *mon, const QDict *qdict)
1563
{
1564
    int value = qdict_get_int(qdict, "value");
1565
    ram_addr_t target = value;
1566
    qemu_balloon(target << 20);
1567
}
1568

    
1569
static void do_info_balloon(Monitor *mon)
1570
{
1571
    ram_addr_t actual;
1572

    
1573
    actual = qemu_balloon_status();
1574
    if (kvm_enabled() && !kvm_has_sync_mmu())
1575
        monitor_printf(mon, "Using KVM without synchronous MMU, "
1576
                       "ballooning disabled\n");
1577
    else if (actual == 0)
1578
        monitor_printf(mon, "Ballooning not activated in VM\n");
1579
    else
1580
        monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1581
}
1582

    
1583
static qemu_acl *find_acl(Monitor *mon, const char *name)
1584
{
1585
    qemu_acl *acl = qemu_acl_find(name);
1586

    
1587
    if (!acl) {
1588
        monitor_printf(mon, "acl: unknown list '%s'\n", name);
1589
    }
1590
    return acl;
1591
}
1592

    
1593
static void do_acl_show(Monitor *mon, const QDict *qdict)
1594
{
1595
    const char *aclname = qdict_get_str(qdict, "aclname");
1596
    qemu_acl *acl = find_acl(mon, aclname);
1597
    qemu_acl_entry *entry;
1598
    int i = 0;
1599

    
1600
    if (acl) {
1601
        monitor_printf(mon, "policy: %s\n",
1602
                       acl->defaultDeny ? "deny" : "allow");
1603
        TAILQ_FOREACH(entry, &acl->entries, next) {
1604
            i++;
1605
            monitor_printf(mon, "%d: %s %s\n", i,
1606
                           entry->deny ? "deny" : "allow", entry->match);
1607
        }
1608
    }
1609
}
1610

    
1611
static void do_acl_reset(Monitor *mon, const QDict *qdict)
1612
{
1613
    const char *aclname = qdict_get_str(qdict, "aclname");
1614
    qemu_acl *acl = find_acl(mon, aclname);
1615

    
1616
    if (acl) {
1617
        qemu_acl_reset(acl);
1618
        monitor_printf(mon, "acl: removed all rules\n");
1619
    }
1620
}
1621

    
1622
static void do_acl_policy(Monitor *mon, const QDict *qdict)
1623
{
1624
    const char *aclname = qdict_get_str(qdict, "aclname");
1625
    const char *policy = qdict_get_str(qdict, "policy");
1626
    qemu_acl *acl = find_acl(mon, aclname);
1627

    
1628
    if (acl) {
1629
        if (strcmp(policy, "allow") == 0) {
1630
            acl->defaultDeny = 0;
1631
            monitor_printf(mon, "acl: policy set to 'allow'\n");
1632
        } else if (strcmp(policy, "deny") == 0) {
1633
            acl->defaultDeny = 1;
1634
            monitor_printf(mon, "acl: policy set to 'deny'\n");
1635
        } else {
1636
            monitor_printf(mon, "acl: unknown policy '%s', "
1637
                           "expected 'deny' or 'allow'\n", policy);
1638
        }
1639
    }
1640
}
1641

    
1642
static void do_acl_add(Monitor *mon, const QDict *qdict)
1643
{
1644
    const char *aclname = qdict_get_str(qdict, "aclname");
1645
    const char *match = qdict_get_str(qdict, "match");
1646
    const char *policy = qdict_get_str(qdict, "policy");
1647
    int has_index = qdict_haskey(qdict, "index");
1648
    int index = qdict_get_try_int(qdict, "index", -1);
1649
    qemu_acl *acl = find_acl(mon, aclname);
1650
    int deny, ret;
1651

    
1652
    if (acl) {
1653
        if (strcmp(policy, "allow") == 0) {
1654
            deny = 0;
1655
        } else if (strcmp(policy, "deny") == 0) {
1656
            deny = 1;
1657
        } else {
1658
            monitor_printf(mon, "acl: unknown policy '%s', "
1659
                           "expected 'deny' or 'allow'\n", policy);
1660
            return;
1661
        }
1662
        if (has_index)
1663
            ret = qemu_acl_insert(acl, deny, match, index);
1664
        else
1665
            ret = qemu_acl_append(acl, deny, match);
1666
        if (ret < 0)
1667
            monitor_printf(mon, "acl: unable to add acl entry\n");
1668
        else
1669
            monitor_printf(mon, "acl: added rule at position %d\n", ret);
1670
    }
1671
}
1672

    
1673
static void do_acl_remove(Monitor *mon, const QDict *qdict)
1674
{
1675
    const char *aclname = qdict_get_str(qdict, "aclname");
1676
    const char *match = qdict_get_str(qdict, "match");
1677
    qemu_acl *acl = find_acl(mon, aclname);
1678
    int ret;
1679

    
1680
    if (acl) {
1681
        ret = qemu_acl_remove(acl, match);
1682
        if (ret < 0)
1683
            monitor_printf(mon, "acl: no matching acl entry\n");
1684
        else
1685
            monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1686
    }
1687
}
1688

    
1689
#if defined(TARGET_I386)
1690
static void do_inject_mce(Monitor *mon, const QDict *qdict)
1691
{
1692
    CPUState *cenv;
1693
    int cpu_index = qdict_get_int(qdict, "cpu_index");
1694
    int bank = qdict_get_int(qdict, "bank");
1695
    uint64_t status = qdict_get_int(qdict, "status");
1696
    uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
1697
    uint64_t addr = qdict_get_int(qdict, "addr");
1698
    uint64_t misc = qdict_get_int(qdict, "misc");
1699

    
1700
    for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
1701
        if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
1702
            cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
1703
            break;
1704
        }
1705
}
1706
#endif
1707

    
1708
static void do_getfd(Monitor *mon, const QDict *qdict)
1709
{
1710
    const char *fdname = qdict_get_str(qdict, "fdname");
1711
    mon_fd_t *monfd;
1712
    int fd;
1713

    
1714
    fd = qemu_chr_get_msgfd(mon->chr);
1715
    if (fd == -1) {
1716
        monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
1717
        return;
1718
    }
1719

    
1720
    if (qemu_isdigit(fdname[0])) {
1721
        monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
1722
        return;
1723
    }
1724

    
1725
    fd = dup(fd);
1726
    if (fd == -1) {
1727
        monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
1728
                       strerror(errno));
1729
        return;
1730
    }
1731

    
1732
    LIST_FOREACH(monfd, &mon->fds, next) {
1733
        if (strcmp(monfd->name, fdname) != 0) {
1734
            continue;
1735
        }
1736

    
1737
        close(monfd->fd);
1738
        monfd->fd = fd;
1739
        return;
1740
    }
1741

    
1742
    monfd = qemu_mallocz(sizeof(mon_fd_t));
1743
    monfd->name = qemu_strdup(fdname);
1744
    monfd->fd = fd;
1745

    
1746
    LIST_INSERT_HEAD(&mon->fds, monfd, next);
1747
}
1748

    
1749
static void do_closefd(Monitor *mon, const QDict *qdict)
1750
{
1751
    const char *fdname = qdict_get_str(qdict, "fdname");
1752
    mon_fd_t *monfd;
1753

    
1754
    LIST_FOREACH(monfd, &mon->fds, next) {
1755
        if (strcmp(monfd->name, fdname) != 0) {
1756
            continue;
1757
        }
1758

    
1759
        LIST_REMOVE(monfd, next);
1760
        close(monfd->fd);
1761
        qemu_free(monfd->name);
1762
        qemu_free(monfd);
1763
        return;
1764
    }
1765

    
1766
    monitor_printf(mon, "Failed to find file descriptor named %s\n",
1767
                   fdname);
1768
}
1769

    
1770
static void do_loadvm(Monitor *mon, const QDict *qdict)
1771
{
1772
    int saved_vm_running  = vm_running;
1773
    const char *name = qdict_get_str(qdict, "name");
1774

    
1775
    vm_stop(0);
1776

    
1777
    if (load_vmstate(mon, name) >= 0 && saved_vm_running)
1778
        vm_start();
1779
}
1780

    
1781
int monitor_get_fd(Monitor *mon, const char *fdname)
1782
{
1783
    mon_fd_t *monfd;
1784

    
1785
    LIST_FOREACH(monfd, &mon->fds, next) {
1786
        int fd;
1787

    
1788
        if (strcmp(monfd->name, fdname) != 0) {
1789
            continue;
1790
        }
1791

    
1792
        fd = monfd->fd;
1793

    
1794
        /* caller takes ownership of fd */
1795
        LIST_REMOVE(monfd, next);
1796
        qemu_free(monfd->name);
1797
        qemu_free(monfd);
1798

    
1799
        return fd;
1800
    }
1801

    
1802
    return -1;
1803
}
1804

    
1805
static const mon_cmd_t mon_cmds[] = {
1806
#include "qemu-monitor.h"
1807
    { NULL, NULL, },
1808
};
1809

    
1810
/* Please update qemu-monitor.hx when adding or changing commands */
1811
static const mon_cmd_t info_cmds[] = {
1812
    { "version", "", do_info_version,
1813
      "", "show the version of QEMU" },
1814
    { "network", "", do_info_network,
1815
      "", "show the network state" },
1816
    { "chardev", "", qemu_chr_info,
1817
      "", "show the character devices" },
1818
    { "block", "", bdrv_info,
1819
      "", "show the block devices" },
1820
    { "blockstats", "", bdrv_info_stats,
1821
      "", "show block device statistics" },
1822
    { "registers", "", do_info_registers,
1823
      "", "show the cpu registers" },
1824
    { "cpus", "", do_info_cpus,
1825
      "", "show infos for each CPU" },
1826
    { "history", "", do_info_history,
1827
      "", "show the command line history", },
1828
    { "irq", "", irq_info,
1829
      "", "show the interrupts statistics (if available)", },
1830
    { "pic", "", pic_info,
1831
      "", "show i8259 (PIC) state", },
1832
    { "pci", "", pci_info,
1833
      "", "show PCI info", },
1834
#if defined(TARGET_I386) || defined(TARGET_SH4)
1835
    { "tlb", "", tlb_info,
1836
      "", "show virtual to physical memory mappings", },
1837
#endif
1838
#if defined(TARGET_I386)
1839
    { "mem", "", mem_info,
1840
      "", "show the active virtual memory mappings", },
1841
    { "hpet", "", do_info_hpet,
1842
      "", "show state of HPET", },
1843
#endif
1844
    { "jit", "", do_info_jit,
1845
      "", "show dynamic compiler info", },
1846
    { "kvm", "", do_info_kvm,
1847
      "", "show KVM information", },
1848
    { "numa", "", do_info_numa,
1849
      "", "show NUMA information", },
1850
    { "usb", "", usb_info,
1851
      "", "show guest USB devices", },
1852
    { "usbhost", "", usb_host_info,
1853
      "", "show host USB devices", },
1854
    { "profile", "", do_info_profile,
1855
      "", "show profiling information", },
1856
    { "capture", "", do_info_capture,
1857
      "", "show capture information" },
1858
    { "snapshots", "", do_info_snapshots,
1859
      "", "show the currently saved VM snapshots" },
1860
    { "status", "", do_info_status,
1861
      "", "show the current VM status (running|paused)" },
1862
    { "pcmcia", "", pcmcia_info,
1863
      "", "show guest PCMCIA status" },
1864
    { "mice", "", do_info_mice,
1865
      "", "show which guest mouse is receiving events" },
1866
    { "vnc", "", do_info_vnc,
1867
      "", "show the vnc server status"},
1868
    { "name", "", do_info_name,
1869
      "", "show the current VM name" },
1870
    { "uuid", "", do_info_uuid,
1871
      "", "show the current VM UUID" },
1872
#if defined(TARGET_PPC)
1873
    { "cpustats", "", do_info_cpu_stats,
1874
      "", "show CPU statistics", },
1875
#endif
1876
#if defined(CONFIG_SLIRP)
1877
    { "usernet", "", do_info_usernet,
1878
      "", "show user network stack connection states", },
1879
#endif
1880
    { "migrate", "", do_info_migrate, "", "show migration status" },
1881
    { "balloon", "", do_info_balloon,
1882
      "", "show balloon information" },
1883
    { "qtree", "", do_info_qtree,
1884
      "", "show device tree" },
1885
    { "qdm", "", do_info_qdm,
1886
      "", "show qdev device model list" },
1887
    { NULL, NULL, },
1888
};
1889

    
1890
/*******************************************************************/
1891

    
1892
static const char *pch;
1893
static jmp_buf expr_env;
1894

    
1895
#define MD_TLONG 0
1896
#define MD_I32   1
1897

    
1898
typedef struct MonitorDef {
1899
    const char *name;
1900
    int offset;
1901
    target_long (*get_value)(const struct MonitorDef *md, int val);
1902
    int type;
1903
} MonitorDef;
1904

    
1905
#if defined(TARGET_I386)
1906
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1907
{
1908
    CPUState *env = mon_get_cpu();
1909
    if (!env)
1910
        return 0;
1911
    return env->eip + env->segs[R_CS].base;
1912
}
1913
#endif
1914

    
1915
#if defined(TARGET_PPC)
1916
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1917
{
1918
    CPUState *env = mon_get_cpu();
1919
    unsigned int u;
1920
    int i;
1921

    
1922
    if (!env)
1923
        return 0;
1924

    
1925
    u = 0;
1926
    for (i = 0; i < 8; i++)
1927
        u |= env->crf[i] << (32 - (4 * i));
1928

    
1929
    return u;
1930
}
1931

    
1932
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1933
{
1934
    CPUState *env = mon_get_cpu();
1935
    if (!env)
1936
        return 0;
1937
    return env->msr;
1938
}
1939

    
1940
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1941
{
1942
    CPUState *env = mon_get_cpu();
1943
    if (!env)
1944
        return 0;
1945
    return env->xer;
1946
}
1947

    
1948
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1949
{
1950
    CPUState *env = mon_get_cpu();
1951
    if (!env)
1952
        return 0;
1953
    return cpu_ppc_load_decr(env);
1954
}
1955

    
1956
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1957
{
1958
    CPUState *env = mon_get_cpu();
1959
    if (!env)
1960
        return 0;
1961
    return cpu_ppc_load_tbu(env);
1962
}
1963

    
1964
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1965
{
1966
    CPUState *env = mon_get_cpu();
1967
    if (!env)
1968
        return 0;
1969
    return cpu_ppc_load_tbl(env);
1970
}
1971
#endif
1972

    
1973
#if defined(TARGET_SPARC)
1974
#ifndef TARGET_SPARC64
1975
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1976
{
1977
    CPUState *env = mon_get_cpu();
1978
    if (!env)
1979
        return 0;
1980
    return GET_PSR(env);
1981
}
1982
#endif
1983

    
1984
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1985
{
1986
    CPUState *env = mon_get_cpu();
1987
    if (!env)
1988
        return 0;
1989
    return env->regwptr[val];
1990
}
1991
#endif
1992

    
1993
static const MonitorDef monitor_defs[] = {
1994
#ifdef TARGET_I386
1995

    
1996
#define SEG(name, seg) \
1997
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1998
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1999
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
2000

    
2001
    { "eax", offsetof(CPUState, regs[0]) },
2002
    { "ecx", offsetof(CPUState, regs[1]) },
2003
    { "edx", offsetof(CPUState, regs[2]) },
2004
    { "ebx", offsetof(CPUState, regs[3]) },
2005
    { "esp|sp", offsetof(CPUState, regs[4]) },
2006
    { "ebp|fp", offsetof(CPUState, regs[5]) },
2007
    { "esi", offsetof(CPUState, regs[6]) },
2008
    { "edi", offsetof(CPUState, regs[7]) },
2009
#ifdef TARGET_X86_64
2010
    { "r8", offsetof(CPUState, regs[8]) },
2011
    { "r9", offsetof(CPUState, regs[9]) },
2012
    { "r10", offsetof(CPUState, regs[10]) },
2013
    { "r11", offsetof(CPUState, regs[11]) },
2014
    { "r12", offsetof(CPUState, regs[12]) },
2015
    { "r13", offsetof(CPUState, regs[13]) },
2016
    { "r14", offsetof(CPUState, regs[14]) },
2017
    { "r15", offsetof(CPUState, regs[15]) },
2018
#endif
2019
    { "eflags", offsetof(CPUState, eflags) },
2020
    { "eip", offsetof(CPUState, eip) },
2021
    SEG("cs", R_CS)
2022
    SEG("ds", R_DS)
2023
    SEG("es", R_ES)
2024
    SEG("ss", R_SS)
2025
    SEG("fs", R_FS)
2026
    SEG("gs", R_GS)
2027
    { "pc", 0, monitor_get_pc, },
2028
#elif defined(TARGET_PPC)
2029
    /* General purpose registers */
2030
    { "r0", offsetof(CPUState, gpr[0]) },
2031
    { "r1", offsetof(CPUState, gpr[1]) },
2032
    { "r2", offsetof(CPUState, gpr[2]) },
2033
    { "r3", offsetof(CPUState, gpr[3]) },
2034
    { "r4", offsetof(CPUState, gpr[4]) },
2035
    { "r5", offsetof(CPUState, gpr[5]) },
2036
    { "r6", offsetof(CPUState, gpr[6]) },
2037
    { "r7", offsetof(CPUState, gpr[7]) },
2038
    { "r8", offsetof(CPUState, gpr[8]) },
2039
    { "r9", offsetof(CPUState, gpr[9]) },
2040
    { "r10", offsetof(CPUState, gpr[10]) },
2041
    { "r11", offsetof(CPUState, gpr[11]) },
2042
    { "r12", offsetof(CPUState, gpr[12]) },
2043
    { "r13", offsetof(CPUState, gpr[13]) },
2044
    { "r14", offsetof(CPUState, gpr[14]) },
2045
    { "r15", offsetof(CPUState, gpr[15]) },
2046
    { "r16", offsetof(CPUState, gpr[16]) },
2047
    { "r17", offsetof(CPUState, gpr[17]) },
2048
    { "r18", offsetof(CPUState, gpr[18]) },
2049
    { "r19", offsetof(CPUState, gpr[19]) },
2050
    { "r20", offsetof(CPUState, gpr[20]) },
2051
    { "r21", offsetof(CPUState, gpr[21]) },
2052
    { "r22", offsetof(CPUState, gpr[22]) },
2053
    { "r23", offsetof(CPUState, gpr[23]) },
2054
    { "r24", offsetof(CPUState, gpr[24]) },
2055
    { "r25", offsetof(CPUState, gpr[25]) },
2056
    { "r26", offsetof(CPUState, gpr[26]) },
2057
    { "r27", offsetof(CPUState, gpr[27]) },
2058
    { "r28", offsetof(CPUState, gpr[28]) },
2059
    { "r29", offsetof(CPUState, gpr[29]) },
2060
    { "r30", offsetof(CPUState, gpr[30]) },
2061
    { "r31", offsetof(CPUState, gpr[31]) },
2062
    /* Floating point registers */
2063
    { "f0", offsetof(CPUState, fpr[0]) },
2064
    { "f1", offsetof(CPUState, fpr[1]) },
2065
    { "f2", offsetof(CPUState, fpr[2]) },
2066
    { "f3", offsetof(CPUState, fpr[3]) },
2067
    { "f4", offsetof(CPUState, fpr[4]) },
2068
    { "f5", offsetof(CPUState, fpr[5]) },
2069
    { "f6", offsetof(CPUState, fpr[6]) },
2070
    { "f7", offsetof(CPUState, fpr[7]) },
2071
    { "f8", offsetof(CPUState, fpr[8]) },
2072
    { "f9", offsetof(CPUState, fpr[9]) },
2073
    { "f10", offsetof(CPUState, fpr[10]) },
2074
    { "f11", offsetof(CPUState, fpr[11]) },
2075
    { "f12", offsetof(CPUState, fpr[12]) },
2076
    { "f13", offsetof(CPUState, fpr[13]) },
2077
    { "f14", offsetof(CPUState, fpr[14]) },
2078
    { "f15", offsetof(CPUState, fpr[15]) },
2079
    { "f16", offsetof(CPUState, fpr[16]) },
2080
    { "f17", offsetof(CPUState, fpr[17]) },
2081
    { "f18", offsetof(CPUState, fpr[18]) },
2082
    { "f19", offsetof(CPUState, fpr[19]) },
2083
    { "f20", offsetof(CPUState, fpr[20]) },
2084
    { "f21", offsetof(CPUState, fpr[21]) },
2085
    { "f22", offsetof(CPUState, fpr[22]) },
2086
    { "f23", offsetof(CPUState, fpr[23]) },
2087
    { "f24", offsetof(CPUState, fpr[24]) },
2088
    { "f25", offsetof(CPUState, fpr[25]) },
2089
    { "f26", offsetof(CPUState, fpr[26]) },
2090
    { "f27", offsetof(CPUState, fpr[27]) },
2091
    { "f28", offsetof(CPUState, fpr[28]) },
2092
    { "f29", offsetof(CPUState, fpr[29]) },
2093
    { "f30", offsetof(CPUState, fpr[30]) },
2094
    { "f31", offsetof(CPUState, fpr[31]) },
2095
    { "fpscr", offsetof(CPUState, fpscr) },
2096
    /* Next instruction pointer */
2097
    { "nip|pc", offsetof(CPUState, nip) },
2098
    { "lr", offsetof(CPUState, lr) },
2099
    { "ctr", offsetof(CPUState, ctr) },
2100
    { "decr", 0, &monitor_get_decr, },
2101
    { "ccr", 0, &monitor_get_ccr, },
2102
    /* Machine state register */
2103
    { "msr", 0, &monitor_get_msr, },
2104
    { "xer", 0, &monitor_get_xer, },
2105
    { "tbu", 0, &monitor_get_tbu, },
2106
    { "tbl", 0, &monitor_get_tbl, },
2107
#if defined(TARGET_PPC64)
2108
    /* Address space register */
2109
    { "asr", offsetof(CPUState, asr) },
2110
#endif
2111
    /* Segment registers */
2112
    { "sdr1", offsetof(CPUState, sdr1) },
2113
    { "sr0", offsetof(CPUState, sr[0]) },
2114
    { "sr1", offsetof(CPUState, sr[1]) },
2115
    { "sr2", offsetof(CPUState, sr[2]) },
2116
    { "sr3", offsetof(CPUState, sr[3]) },
2117
    { "sr4", offsetof(CPUState, sr[4]) },
2118
    { "sr5", offsetof(CPUState, sr[5]) },
2119
    { "sr6", offsetof(CPUState, sr[6]) },
2120
    { "sr7", offsetof(CPUState, sr[7]) },
2121
    { "sr8", offsetof(CPUState, sr[8]) },
2122
    { "sr9", offsetof(CPUState, sr[9]) },
2123
    { "sr10", offsetof(CPUState, sr[10]) },
2124
    { "sr11", offsetof(CPUState, sr[11]) },
2125
    { "sr12", offsetof(CPUState, sr[12]) },
2126
    { "sr13", offsetof(CPUState, sr[13]) },
2127
    { "sr14", offsetof(CPUState, sr[14]) },
2128
    { "sr15", offsetof(CPUState, sr[15]) },
2129
    /* Too lazy to put BATs and SPRs ... */
2130
#elif defined(TARGET_SPARC)
2131
    { "g0", offsetof(CPUState, gregs[0]) },
2132
    { "g1", offsetof(CPUState, gregs[1]) },
2133
    { "g2", offsetof(CPUState, gregs[2]) },
2134
    { "g3", offsetof(CPUState, gregs[3]) },
2135
    { "g4", offsetof(CPUState, gregs[4]) },
2136
    { "g5", offsetof(CPUState, gregs[5]) },
2137
    { "g6", offsetof(CPUState, gregs[6]) },
2138
    { "g7", offsetof(CPUState, gregs[7]) },
2139
    { "o0", 0, monitor_get_reg },
2140
    { "o1", 1, monitor_get_reg },
2141
    { "o2", 2, monitor_get_reg },
2142
    { "o3", 3, monitor_get_reg },
2143
    { "o4", 4, monitor_get_reg },
2144
    { "o5", 5, monitor_get_reg },
2145
    { "o6", 6, monitor_get_reg },
2146
    { "o7", 7, monitor_get_reg },
2147
    { "l0", 8, monitor_get_reg },
2148
    { "l1", 9, monitor_get_reg },
2149
    { "l2", 10, monitor_get_reg },
2150
    { "l3", 11, monitor_get_reg },
2151
    { "l4", 12, monitor_get_reg },
2152
    { "l5", 13, monitor_get_reg },
2153
    { "l6", 14, monitor_get_reg },
2154
    { "l7", 15, monitor_get_reg },
2155
    { "i0", 16, monitor_get_reg },
2156
    { "i1", 17, monitor_get_reg },
2157
    { "i2", 18, monitor_get_reg },
2158
    { "i3", 19, monitor_get_reg },
2159
    { "i4", 20, monitor_get_reg },
2160
    { "i5", 21, monitor_get_reg },
2161
    { "i6", 22, monitor_get_reg },
2162
    { "i7", 23, monitor_get_reg },
2163
    { "pc", offsetof(CPUState, pc) },
2164
    { "npc", offsetof(CPUState, npc) },
2165
    { "y", offsetof(CPUState, y) },
2166
#ifndef TARGET_SPARC64
2167
    { "psr", 0, &monitor_get_psr, },
2168
    { "wim", offsetof(CPUState, wim) },
2169
#endif
2170
    { "tbr", offsetof(CPUState, tbr) },
2171
    { "fsr", offsetof(CPUState, fsr) },
2172
    { "f0", offsetof(CPUState, fpr[0]) },
2173
    { "f1", offsetof(CPUState, fpr[1]) },
2174
    { "f2", offsetof(CPUState, fpr[2]) },
2175
    { "f3", offsetof(CPUState, fpr[3]) },
2176
    { "f4", offsetof(CPUState, fpr[4]) },
2177
    { "f5", offsetof(CPUState, fpr[5]) },
2178
    { "f6", offsetof(CPUState, fpr[6]) },
2179
    { "f7", offsetof(CPUState, fpr[7]) },
2180
    { "f8", offsetof(CPUState, fpr[8]) },
2181
    { "f9", offsetof(CPUState, fpr[9]) },
2182
    { "f10", offsetof(CPUState, fpr[10]) },
2183
    { "f11", offsetof(CPUState, fpr[11]) },
2184
    { "f12", offsetof(CPUState, fpr[12]) },
2185
    { "f13", offsetof(CPUState, fpr[13]) },
2186
    { "f14", offsetof(CPUState, fpr[14]) },
2187
    { "f15", offsetof(CPUState, fpr[15]) },
2188
    { "f16", offsetof(CPUState, fpr[16]) },
2189
    { "f17", offsetof(CPUState, fpr[17]) },
2190
    { "f18", offsetof(CPUState, fpr[18]) },
2191
    { "f19", offsetof(CPUState, fpr[19]) },
2192
    { "f20", offsetof(CPUState, fpr[20]) },
2193
    { "f21", offsetof(CPUState, fpr[21]) },
2194
    { "f22", offsetof(CPUState, fpr[22]) },
2195
    { "f23", offsetof(CPUState, fpr[23]) },
2196
    { "f24", offsetof(CPUState, fpr[24]) },
2197
    { "f25", offsetof(CPUState, fpr[25]) },
2198
    { "f26", offsetof(CPUState, fpr[26]) },
2199
    { "f27", offsetof(CPUState, fpr[27]) },
2200
    { "f28", offsetof(CPUState, fpr[28]) },
2201
    { "f29", offsetof(CPUState, fpr[29]) },
2202
    { "f30", offsetof(CPUState, fpr[30]) },
2203
    { "f31", offsetof(CPUState, fpr[31]) },
2204
#ifdef TARGET_SPARC64
2205
    { "f32", offsetof(CPUState, fpr[32]) },
2206
    { "f34", offsetof(CPUState, fpr[34]) },
2207
    { "f36", offsetof(CPUState, fpr[36]) },
2208
    { "f38", offsetof(CPUState, fpr[38]) },
2209
    { "f40", offsetof(CPUState, fpr[40]) },
2210
    { "f42", offsetof(CPUState, fpr[42]) },
2211
    { "f44", offsetof(CPUState, fpr[44]) },
2212
    { "f46", offsetof(CPUState, fpr[46]) },
2213
    { "f48", offsetof(CPUState, fpr[48]) },
2214
    { "f50", offsetof(CPUState, fpr[50]) },
2215
    { "f52", offsetof(CPUState, fpr[52]) },
2216
    { "f54", offsetof(CPUState, fpr[54]) },
2217
    { "f56", offsetof(CPUState, fpr[56]) },
2218
    { "f58", offsetof(CPUState, fpr[58]) },
2219
    { "f60", offsetof(CPUState, fpr[60]) },
2220
    { "f62", offsetof(CPUState, fpr[62]) },
2221
    { "asi", offsetof(CPUState, asi) },
2222
    { "pstate", offsetof(CPUState, pstate) },
2223
    { "cansave", offsetof(CPUState, cansave) },
2224
    { "canrestore", offsetof(CPUState, canrestore) },
2225
    { "otherwin", offsetof(CPUState, otherwin) },
2226
    { "wstate", offsetof(CPUState, wstate) },
2227
    { "cleanwin", offsetof(CPUState, cleanwin) },
2228
    { "fprs", offsetof(CPUState, fprs) },
2229
#endif
2230
#endif
2231
    { NULL },
2232
};
2233

    
2234
static void expr_error(Monitor *mon, const char *msg)
2235
{
2236
    monitor_printf(mon, "%s\n", msg);
2237
    longjmp(expr_env, 1);
2238
}
2239

    
2240
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
2241
static int get_monitor_def(target_long *pval, const char *name)
2242
{
2243
    const MonitorDef *md;
2244
    void *ptr;
2245

    
2246
    for(md = monitor_defs; md->name != NULL; md++) {
2247
        if (compare_cmd(name, md->name)) {
2248
            if (md->get_value) {
2249
                *pval = md->get_value(md, md->offset);
2250
            } else {
2251
                CPUState *env = mon_get_cpu();
2252
                if (!env)
2253
                    return -2;
2254
                ptr = (uint8_t *)env + md->offset;
2255
                switch(md->type) {
2256
                case MD_I32:
2257
                    *pval = *(int32_t *)ptr;
2258
                    break;
2259
                case MD_TLONG:
2260
                    *pval = *(target_long *)ptr;
2261
                    break;
2262
                default:
2263
                    *pval = 0;
2264
                    break;
2265
                }
2266
            }
2267
            return 0;
2268
        }
2269
    }
2270
    return -1;
2271
}
2272

    
2273
static void next(void)
2274
{
2275
    if (*pch != '\0') {
2276
        pch++;
2277
        while (qemu_isspace(*pch))
2278
            pch++;
2279
    }
2280
}
2281

    
2282
static int64_t expr_sum(Monitor *mon);
2283

    
2284
static int64_t expr_unary(Monitor *mon)
2285
{
2286
    int64_t n;
2287
    char *p;
2288
    int ret;
2289

    
2290
    switch(*pch) {
2291
    case '+':
2292
        next();
2293
        n = expr_unary(mon);
2294
        break;
2295
    case '-':
2296
        next();
2297
        n = -expr_unary(mon);
2298
        break;
2299
    case '~':
2300
        next();
2301
        n = ~expr_unary(mon);
2302
        break;
2303
    case '(':
2304
        next();
2305
        n = expr_sum(mon);
2306
        if (*pch != ')') {
2307
            expr_error(mon, "')' expected");
2308
        }
2309
        next();
2310
        break;
2311
    case '\'':
2312
        pch++;
2313
        if (*pch == '\0')
2314
            expr_error(mon, "character constant expected");
2315
        n = *pch;
2316
        pch++;
2317
        if (*pch != '\'')
2318
            expr_error(mon, "missing terminating \' character");
2319
        next();
2320
        break;
2321
    case '$':
2322
        {
2323
            char buf[128], *q;
2324
            target_long reg=0;
2325

    
2326
            pch++;
2327
            q = buf;
2328
            while ((*pch >= 'a' && *pch <= 'z') ||
2329
                   (*pch >= 'A' && *pch <= 'Z') ||
2330
                   (*pch >= '0' && *pch <= '9') ||
2331
                   *pch == '_' || *pch == '.') {
2332
                if ((q - buf) < sizeof(buf) - 1)
2333
                    *q++ = *pch;
2334
                pch++;
2335
            }
2336
            while (qemu_isspace(*pch))
2337
                pch++;
2338
            *q = 0;
2339
            ret = get_monitor_def(&reg, buf);
2340
            if (ret == -1)
2341
                expr_error(mon, "unknown register");
2342
            else if (ret == -2)
2343
                expr_error(mon, "no cpu defined");
2344
            n = reg;
2345
        }
2346
        break;
2347
    case '\0':
2348
        expr_error(mon, "unexpected end of expression");
2349
        n = 0;
2350
        break;
2351
    default:
2352
#if TARGET_PHYS_ADDR_BITS > 32
2353
        n = strtoull(pch, &p, 0);
2354
#else
2355
        n = strtoul(pch, &p, 0);
2356
#endif
2357
        if (pch == p) {
2358
            expr_error(mon, "invalid char in expression");
2359
        }
2360
        pch = p;
2361
        while (qemu_isspace(*pch))
2362
            pch++;
2363
        break;
2364
    }
2365
    return n;
2366
}
2367

    
2368

    
2369
static int64_t expr_prod(Monitor *mon)
2370
{
2371
    int64_t val, val2;
2372
    int op;
2373

    
2374
    val = expr_unary(mon);
2375
    for(;;) {
2376
        op = *pch;
2377
        if (op != '*' && op != '/' && op != '%')
2378
            break;
2379
        next();
2380
        val2 = expr_unary(mon);
2381
        switch(op) {
2382
        default:
2383
        case '*':
2384
            val *= val2;
2385
            break;
2386
        case '/':
2387
        case '%':
2388
            if (val2 == 0)
2389
                expr_error(mon, "division by zero");
2390
            if (op == '/')
2391
                val /= val2;
2392
            else
2393
                val %= val2;
2394
            break;
2395
        }
2396
    }
2397
    return val;
2398
}
2399

    
2400
static int64_t expr_logic(Monitor *mon)
2401
{
2402
    int64_t val, val2;
2403
    int op;
2404

    
2405
    val = expr_prod(mon);
2406
    for(;;) {
2407
        op = *pch;
2408
        if (op != '&' && op != '|' && op != '^')
2409
            break;
2410
        next();
2411
        val2 = expr_prod(mon);
2412
        switch(op) {
2413
        default:
2414
        case '&':
2415
            val &= val2;
2416
            break;
2417
        case '|':
2418
            val |= val2;
2419
            break;
2420
        case '^':
2421
            val ^= val2;
2422
            break;
2423
        }
2424
    }
2425
    return val;
2426
}
2427

    
2428
static int64_t expr_sum(Monitor *mon)
2429
{
2430
    int64_t val, val2;
2431
    int op;
2432

    
2433
    val = expr_logic(mon);
2434
    for(;;) {
2435
        op = *pch;
2436
        if (op != '+' && op != '-')
2437
            break;
2438
        next();
2439
        val2 = expr_logic(mon);
2440
        if (op == '+')
2441
            val += val2;
2442
        else
2443
            val -= val2;
2444
    }
2445
    return val;
2446
}
2447

    
2448
static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2449
{
2450
    pch = *pp;
2451
    if (setjmp(expr_env)) {
2452
        *pp = pch;
2453
        return -1;
2454
    }
2455
    while (qemu_isspace(*pch))
2456
        pch++;
2457
    *pval = expr_sum(mon);
2458
    *pp = pch;
2459
    return 0;
2460
}
2461

    
2462
static int get_str(char *buf, int buf_size, const char **pp)
2463
{
2464
    const char *p;
2465
    char *q;
2466
    int c;
2467

    
2468
    q = buf;
2469
    p = *pp;
2470
    while (qemu_isspace(*p))
2471
        p++;
2472
    if (*p == '\0') {
2473
    fail:
2474
        *q = '\0';
2475
        *pp = p;
2476
        return -1;
2477
    }
2478
    if (*p == '\"') {
2479
        p++;
2480
        while (*p != '\0' && *p != '\"') {
2481
            if (*p == '\\') {
2482
                p++;
2483
                c = *p++;
2484
                switch(c) {
2485
                case 'n':
2486
                    c = '\n';
2487
                    break;
2488
                case 'r':
2489
                    c = '\r';
2490
                    break;
2491
                case '\\':
2492
                case '\'':
2493
                case '\"':
2494
                    break;
2495
                default:
2496
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2497
                    goto fail;
2498
                }
2499
                if ((q - buf) < buf_size - 1) {
2500
                    *q++ = c;
2501
                }
2502
            } else {
2503
                if ((q - buf) < buf_size - 1) {
2504
                    *q++ = *p;
2505
                }
2506
                p++;
2507
            }
2508
        }
2509
        if (*p != '\"') {
2510
            qemu_printf("unterminated string\n");
2511
            goto fail;
2512
        }
2513
        p++;
2514
    } else {
2515
        while (*p != '\0' && !qemu_isspace(*p)) {
2516
            if ((q - buf) < buf_size - 1) {
2517
                *q++ = *p;
2518
            }
2519
            p++;
2520
        }
2521
    }
2522
    *q = '\0';
2523
    *pp = p;
2524
    return 0;
2525
}
2526

    
2527
/*
2528
 * Store the command-name in cmdname, and return a pointer to
2529
 * the remaining of the command string.
2530
 */
2531
static const char *get_command_name(const char *cmdline,
2532
                                    char *cmdname, size_t nlen)
2533
{
2534
    size_t len;
2535
    const char *p, *pstart;
2536

    
2537
    p = cmdline;
2538
    while (qemu_isspace(*p))
2539
        p++;
2540
    if (*p == '\0')
2541
        return NULL;
2542
    pstart = p;
2543
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2544
        p++;
2545
    len = p - pstart;
2546
    if (len > nlen - 1)
2547
        len = nlen - 1;
2548
    memcpy(cmdname, pstart, len);
2549
    cmdname[len] = '\0';
2550
    return p;
2551
}
2552

    
2553
/**
2554
 * Read key of 'type' into 'key' and return the current
2555
 * 'type' pointer.
2556
 */
2557
static char *key_get_info(const char *type, char **key)
2558
{
2559
    size_t len;
2560
    char *p, *str;
2561

    
2562
    if (*type == ',')
2563
        type++;
2564

    
2565
    p = strchr(type, ':');
2566
    if (!p) {
2567
        *key = NULL;
2568
        return NULL;
2569
    }
2570
    len = p - type;
2571

    
2572
    str = qemu_malloc(len + 1);
2573
    memcpy(str, type, len);
2574
    str[len] = '\0';
2575

    
2576
    *key = str;
2577
    return ++p;
2578
}
2579

    
2580
static int default_fmt_format = 'x';
2581
static int default_fmt_size = 4;
2582

    
2583
#define MAX_ARGS 16
2584

    
2585
static const mon_cmd_t *monitor_parse_command(Monitor *mon,
2586
                                              const char *cmdline,
2587
                                              QDict *qdict)
2588
{
2589
    const char *p, *typestr;
2590
    int c;
2591
    const mon_cmd_t *cmd;
2592
    char cmdname[256];
2593
    char buf[1024];
2594
    char *key;
2595

    
2596
#ifdef DEBUG
2597
    monitor_printf(mon, "command='%s'\n", cmdline);
2598
#endif
2599

    
2600
    /* extract the command name */
2601
    p = get_command_name(cmdline, cmdname, sizeof(cmdname));
2602
    if (!p)
2603
        return NULL;
2604

    
2605
    /* find the command */
2606
    for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2607
        if (compare_cmd(cmdname, cmd->name))
2608
            break;
2609
    }
2610

    
2611
    if (cmd->name == NULL) {
2612
        monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2613
        return NULL;
2614
    }
2615

    
2616
    /* parse the parameters */
2617
    typestr = cmd->args_type;
2618
    for(;;) {
2619
        typestr = key_get_info(typestr, &key);
2620
        if (!typestr)
2621
            break;
2622
        c = *typestr;
2623
        typestr++;
2624
        switch(c) {
2625
        case 'F':
2626
        case 'B':
2627
        case 's':
2628
            {
2629
                int ret;
2630

    
2631
                while (qemu_isspace(*p))
2632
                    p++;
2633
                if (*typestr == '?') {
2634
                    typestr++;
2635
                    if (*p == '\0') {
2636
                        /* no optional string: NULL argument */
2637
                        break;
2638
                    }
2639
                }
2640
                ret = get_str(buf, sizeof(buf), &p);
2641
                if (ret < 0) {
2642
                    switch(c) {
2643
                    case 'F':
2644
                        monitor_printf(mon, "%s: filename expected\n",
2645
                                       cmdname);
2646
                        break;
2647
                    case 'B':
2648
                        monitor_printf(mon, "%s: block device name expected\n",
2649
                                       cmdname);
2650
                        break;
2651
                    default:
2652
                        monitor_printf(mon, "%s: string expected\n", cmdname);
2653
                        break;
2654
                    }
2655
                    goto fail;
2656
                }
2657
                qdict_put(qdict, key, qstring_from_str(buf));
2658
            }
2659
            break;
2660
        case '/':
2661
            {
2662
                int count, format, size;
2663

    
2664
                while (qemu_isspace(*p))
2665
                    p++;
2666
                if (*p == '/') {
2667
                    /* format found */
2668
                    p++;
2669
                    count = 1;
2670
                    if (qemu_isdigit(*p)) {
2671
                        count = 0;
2672
                        while (qemu_isdigit(*p)) {
2673
                            count = count * 10 + (*p - '0');
2674
                            p++;
2675
                        }
2676
                    }
2677
                    size = -1;
2678
                    format = -1;
2679
                    for(;;) {
2680
                        switch(*p) {
2681
                        case 'o':
2682
                        case 'd':
2683
                        case 'u':
2684
                        case 'x':
2685
                        case 'i':
2686
                        case 'c':
2687
                            format = *p++;
2688
                            break;
2689
                        case 'b':
2690
                            size = 1;
2691
                            p++;
2692
                            break;
2693
                        case 'h':
2694
                            size = 2;
2695
                            p++;
2696
                            break;
2697
                        case 'w':
2698
                            size = 4;
2699
                            p++;
2700
                            break;
2701
                        case 'g':
2702
                        case 'L':
2703
                            size = 8;
2704
                            p++;
2705
                            break;
2706
                        default:
2707
                            goto next;
2708
                        }
2709
                    }
2710
                next:
2711
                    if (*p != '\0' && !qemu_isspace(*p)) {
2712
                        monitor_printf(mon, "invalid char in format: '%c'\n",
2713
                                       *p);
2714
                        goto fail;
2715
                    }
2716
                    if (format < 0)
2717
                        format = default_fmt_format;
2718
                    if (format != 'i') {
2719
                        /* for 'i', not specifying a size gives -1 as size */
2720
                        if (size < 0)
2721
                            size = default_fmt_size;
2722
                        default_fmt_size = size;
2723
                    }
2724
                    default_fmt_format = format;
2725
                } else {
2726
                    count = 1;
2727
                    format = default_fmt_format;
2728
                    if (format != 'i') {
2729
                        size = default_fmt_size;
2730
                    } else {
2731
                        size = -1;
2732
                    }
2733
                }
2734
                qdict_put(qdict, "count", qint_from_int(count));
2735
                qdict_put(qdict, "format", qint_from_int(format));
2736
                qdict_put(qdict, "size", qint_from_int(size));
2737
            }
2738
            break;
2739
        case 'i':
2740
        case 'l':
2741
            {
2742
                int64_t val;
2743

    
2744
                while (qemu_isspace(*p))
2745
                    p++;
2746
                if (*typestr == '?' || *typestr == '.') {
2747
                    if (*typestr == '?') {
2748
                        if (*p == '\0') {
2749
                            typestr++;
2750
                            break;
2751
                        }
2752
                    } else {
2753
                        if (*p == '.') {
2754
                            p++;
2755
                            while (qemu_isspace(*p))
2756
                                p++;
2757
                        } else {
2758
                            typestr++;
2759
                            break;
2760
                        }
2761
                    }
2762
                    typestr++;
2763
                }
2764
                if (get_expr(mon, &val, &p))
2765
                    goto fail;
2766
                /* Check if 'i' is greater than 32-bit */
2767
                if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
2768
                    monitor_printf(mon, "\'%s\' has failed: ", cmdname);
2769
                    monitor_printf(mon, "integer is for 32-bit values\n");
2770
                    goto fail;
2771
                }
2772
                qdict_put(qdict, key, qint_from_int(val));
2773
            }
2774
            break;
2775
        case '-':
2776
            {
2777
                int has_option;
2778
                /* option */
2779

    
2780
                c = *typestr++;
2781
                if (c == '\0')
2782
                    goto bad_type;
2783
                while (qemu_isspace(*p))
2784
                    p++;
2785
                has_option = 0;
2786
                if (*p == '-') {
2787
                    p++;
2788
                    if (*p != c) {
2789
                        monitor_printf(mon, "%s: unsupported option -%c\n",
2790
                                       cmdname, *p);
2791
                        goto fail;
2792
                    }
2793
                    p++;
2794
                    has_option = 1;
2795
                }
2796
                qdict_put(qdict, key, qint_from_int(has_option));
2797
            }
2798
            break;
2799
        default:
2800
        bad_type:
2801
            monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2802
            goto fail;
2803
        }
2804
        qemu_free(key);
2805
        key = NULL;
2806
    }
2807
    /* check that all arguments were parsed */
2808
    while (qemu_isspace(*p))
2809
        p++;
2810
    if (*p != '\0') {
2811
        monitor_printf(mon, "%s: extraneous characters at the end of line\n",
2812
                       cmdname);
2813
        goto fail;
2814
    }
2815

    
2816
    return cmd;
2817

    
2818
fail:
2819
    qemu_free(key);
2820
    return NULL;
2821
}
2822

    
2823
static void monitor_handle_command(Monitor *mon, const char *cmdline)
2824
{
2825
    QDict *qdict;
2826
    const mon_cmd_t *cmd;
2827

    
2828
    qdict = qdict_new();
2829

    
2830
    cmd = monitor_parse_command(mon, cmdline, qdict);
2831
    if (cmd) {
2832
        void (*handler)(Monitor *mon, const QDict *qdict);
2833

    
2834
        qemu_errors_to_mon(mon);
2835

    
2836
        handler = cmd->handler;
2837
        handler(mon, qdict);
2838

    
2839
        qemu_errors_to_previous();
2840
    }
2841

    
2842
    QDECREF(qdict);
2843
}
2844

    
2845
static void cmd_completion(const char *name, const char *list)
2846
{
2847
    const char *p, *pstart;
2848
    char cmd[128];
2849
    int len;
2850

    
2851
    p = list;
2852
    for(;;) {
2853
        pstart = p;
2854
        p = strchr(p, '|');
2855
        if (!p)
2856
            p = pstart + strlen(pstart);
2857
        len = p - pstart;
2858
        if (len > sizeof(cmd) - 2)
2859
            len = sizeof(cmd) - 2;
2860
        memcpy(cmd, pstart, len);
2861
        cmd[len] = '\0';
2862
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2863
            readline_add_completion(cur_mon->rs, cmd);
2864
        }
2865
        if (*p == '\0')
2866
            break;
2867
        p++;
2868
    }
2869
}
2870

    
2871
static void file_completion(const char *input)
2872
{
2873
    DIR *ffs;
2874
    struct dirent *d;
2875
    char path[1024];
2876
    char file[1024], file_prefix[1024];
2877
    int input_path_len;
2878
    const char *p;
2879

    
2880
    p = strrchr(input, '/');
2881
    if (!p) {
2882
        input_path_len = 0;
2883
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2884
        pstrcpy(path, sizeof(path), ".");
2885
    } else {
2886
        input_path_len = p - input + 1;
2887
        memcpy(path, input, input_path_len);
2888
        if (input_path_len > sizeof(path) - 1)
2889
            input_path_len = sizeof(path) - 1;
2890
        path[input_path_len] = '\0';
2891
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2892
    }
2893
#ifdef DEBUG_COMPLETION
2894
    monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
2895
                   input, path, file_prefix);
2896
#endif
2897
    ffs = opendir(path);
2898
    if (!ffs)
2899
        return;
2900
    for(;;) {
2901
        struct stat sb;
2902
        d = readdir(ffs);
2903
        if (!d)
2904
            break;
2905
        if (strstart(d->d_name, file_prefix, NULL)) {
2906
            memcpy(file, input, input_path_len);
2907
            if (input_path_len < sizeof(file))
2908
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2909
                        d->d_name);
2910
            /* stat the file to find out if it's a directory.
2911
             * In that case add a slash to speed up typing long paths
2912
             */
2913
            stat(file, &sb);
2914
            if(S_ISDIR(sb.st_mode))
2915
                pstrcat(file, sizeof(file), "/");
2916
            readline_add_completion(cur_mon->rs, file);
2917
        }
2918
    }
2919
    closedir(ffs);
2920
}
2921

    
2922
static void block_completion_it(void *opaque, BlockDriverState *bs)
2923
{
2924
    const char *name = bdrv_get_device_name(bs);
2925
    const char *input = opaque;
2926

    
2927
    if (input[0] == '\0' ||
2928
        !strncmp(name, (char *)input, strlen(input))) {
2929
        readline_add_completion(cur_mon->rs, name);
2930
    }
2931
}
2932

    
2933
/* NOTE: this parser is an approximate form of the real command parser */
2934
static void parse_cmdline(const char *cmdline,
2935
                         int *pnb_args, char **args)
2936
{
2937
    const char *p;
2938
    int nb_args, ret;
2939
    char buf[1024];
2940

    
2941
    p = cmdline;
2942
    nb_args = 0;
2943
    for(;;) {
2944
        while (qemu_isspace(*p))
2945
            p++;
2946
        if (*p == '\0')
2947
            break;
2948
        if (nb_args >= MAX_ARGS)
2949
            break;
2950
        ret = get_str(buf, sizeof(buf), &p);
2951
        args[nb_args] = qemu_strdup(buf);
2952
        nb_args++;
2953
        if (ret < 0)
2954
            break;
2955
    }
2956
    *pnb_args = nb_args;
2957
}
2958

    
2959
static const char *next_arg_type(const char *typestr)
2960
{
2961
    const char *p = strchr(typestr, ':');
2962
    return (p != NULL ? ++p : typestr);
2963
}
2964

    
2965
static void monitor_find_completion(const char *cmdline)
2966
{
2967
    const char *cmdname;
2968
    char *args[MAX_ARGS];
2969
    int nb_args, i, len;
2970
    const char *ptype, *str;
2971
    const mon_cmd_t *cmd;
2972
    const KeyDef *key;
2973

    
2974
    parse_cmdline(cmdline, &nb_args, args);
2975
#ifdef DEBUG_COMPLETION
2976
    for(i = 0; i < nb_args; i++) {
2977
        monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
2978
    }
2979
#endif
2980

    
2981
    /* if the line ends with a space, it means we want to complete the
2982
       next arg */
2983
    len = strlen(cmdline);
2984
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
2985
        if (nb_args >= MAX_ARGS)
2986
            return;
2987
        args[nb_args++] = qemu_strdup("");
2988
    }
2989
    if (nb_args <= 1) {
2990
        /* command completion */
2991
        if (nb_args == 0)
2992
            cmdname = "";
2993
        else
2994
            cmdname = args[0];
2995
        readline_set_completion_index(cur_mon->rs, strlen(cmdname));
2996
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2997
            cmd_completion(cmdname, cmd->name);
2998
        }
2999
    } else {
3000
        /* find the command */
3001
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
3002
            if (compare_cmd(args[0], cmd->name))
3003
                goto found;
3004
        }
3005
        return;
3006
    found:
3007
        ptype = next_arg_type(cmd->args_type);
3008
        for(i = 0; i < nb_args - 2; i++) {
3009
            if (*ptype != '\0') {
3010
                ptype = next_arg_type(ptype);
3011
                while (*ptype == '?')
3012
                    ptype = next_arg_type(ptype);
3013
            }
3014
        }
3015
        str = args[nb_args - 1];
3016
        if (*ptype == '-' && ptype[1] != '\0') {
3017
            ptype += 2;
3018
        }
3019
        switch(*ptype) {
3020
        case 'F':
3021
            /* file completion */
3022
            readline_set_completion_index(cur_mon->rs, strlen(str));
3023
            file_completion(str);
3024
            break;
3025
        case 'B':
3026
            /* block device name completion */
3027
            readline_set_completion_index(cur_mon->rs, strlen(str));
3028
            bdrv_iterate(block_completion_it, (void *)str);
3029
            break;
3030
        case 's':
3031
            /* XXX: more generic ? */
3032
            if (!strcmp(cmd->name, "info")) {
3033
                readline_set_completion_index(cur_mon->rs, strlen(str));
3034
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
3035
                    cmd_completion(str, cmd->name);
3036
                }
3037
            } else if (!strcmp(cmd->name, "sendkey")) {
3038
                char *sep = strrchr(str, '-');
3039
                if (sep)
3040
                    str = sep + 1;
3041
                readline_set_completion_index(cur_mon->rs, strlen(str));
3042
                for(key = key_defs; key->name != NULL; key++) {
3043
                    cmd_completion(str, key->name);
3044
                }
3045
            } else if (!strcmp(cmd->name, "help|?")) {
3046
                readline_set_completion_index(cur_mon->rs, strlen(str));
3047
                for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
3048
                    cmd_completion(str, cmd->name);
3049
                }
3050
            }
3051
            break;
3052
        default:
3053
            break;
3054
        }
3055
    }
3056
    for(i = 0; i < nb_args; i++)
3057
        qemu_free(args[i]);
3058
}
3059

    
3060
static int monitor_can_read(void *opaque)
3061
{
3062
    Monitor *mon = opaque;
3063

    
3064
    return (mon->suspend_cnt == 0) ? 128 : 0;
3065
}
3066

    
3067
static void monitor_read(void *opaque, const uint8_t *buf, int size)
3068
{
3069
    Monitor *old_mon = cur_mon;
3070
    int i;
3071

    
3072
    cur_mon = opaque;
3073

    
3074
    if (cur_mon->rs) {
3075
        for (i = 0; i < size; i++)
3076
            readline_handle_byte(cur_mon->rs, buf[i]);
3077
    } else {
3078
        if (size == 0 || buf[size - 1] != 0)
3079
            monitor_printf(cur_mon, "corrupted command\n");
3080
        else
3081
            monitor_handle_command(cur_mon, (char *)buf);
3082
    }
3083

    
3084
    cur_mon = old_mon;
3085
}
3086

    
3087
static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
3088
{
3089
    monitor_suspend(mon);
3090
    monitor_handle_command(mon, cmdline);
3091
    monitor_resume(mon);
3092
}
3093

    
3094
int monitor_suspend(Monitor *mon)
3095
{
3096
    if (!mon->rs)
3097
        return -ENOTTY;
3098
    mon->suspend_cnt++;
3099
    return 0;
3100
}
3101

    
3102
void monitor_resume(Monitor *mon)
3103
{
3104
    if (!mon->rs)
3105
        return;
3106
    if (--mon->suspend_cnt == 0)
3107
        readline_show_prompt(mon->rs);
3108
}
3109

    
3110
static void monitor_event(void *opaque, int event)
3111
{
3112
    Monitor *mon = opaque;
3113

    
3114
    switch (event) {
3115
    case CHR_EVENT_MUX_IN:
3116
        mon->mux_out = 0;
3117
        if (mon->reset_seen) {
3118
            readline_restart(mon->rs);
3119
            monitor_resume(mon);
3120
            monitor_flush(mon);
3121
        } else {
3122
            mon->suspend_cnt = 0;
3123
        }
3124
        break;
3125

    
3126
    case CHR_EVENT_MUX_OUT:
3127
        if (mon->reset_seen) {
3128
            if (mon->suspend_cnt == 0) {
3129
                monitor_printf(mon, "\n");
3130
            }
3131
            monitor_flush(mon);
3132
            monitor_suspend(mon);
3133
        } else {
3134
            mon->suspend_cnt++;
3135
        }
3136
        mon->mux_out = 1;
3137
        break;
3138

    
3139
    case CHR_EVENT_RESET:
3140
        monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3141
                       "information\n", QEMU_VERSION);
3142
        if (!mon->mux_out) {
3143
            readline_show_prompt(mon->rs);
3144
        }
3145
        mon->reset_seen = 1;
3146
        break;
3147
    }
3148
}
3149

    
3150

    
3151
/*
3152
 * Local variables:
3153
 *  c-indent-level: 4
3154
 *  c-basic-offset: 4
3155
 *  tab-width: 8
3156
 * End:
3157
 */
3158

    
3159
void monitor_init(CharDriverState *chr, int flags)
3160
{
3161
    static int is_first_init = 1;
3162
    Monitor *mon;
3163

    
3164
    if (is_first_init) {
3165
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3166
        is_first_init = 0;
3167
    }
3168

    
3169
    mon = qemu_mallocz(sizeof(*mon));
3170

    
3171
    mon->chr = chr;
3172
    mon->flags = flags;
3173
    if (flags & MONITOR_USE_READLINE) {
3174
        mon->rs = readline_init(mon, monitor_find_completion);
3175
        monitor_read_command(mon, 0);
3176
    }
3177

    
3178
    qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3179
                          mon);
3180

    
3181
    LIST_INSERT_HEAD(&mon_list, mon, entry);
3182
    if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3183
        cur_mon = mon;
3184
}
3185

    
3186
static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3187
{
3188
    BlockDriverState *bs = opaque;
3189
    int ret = 0;
3190

    
3191
    if (bdrv_set_key(bs, password) != 0) {
3192
        monitor_printf(mon, "invalid password\n");
3193
        ret = -EPERM;
3194
    }
3195
    if (mon->password_completion_cb)
3196
        mon->password_completion_cb(mon->password_opaque, ret);
3197

    
3198
    monitor_read_command(mon, 1);
3199
}
3200

    
3201
void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3202
                                 BlockDriverCompletionFunc *completion_cb,
3203
                                 void *opaque)
3204
{
3205
    int err;
3206

    
3207
    if (!bdrv_key_required(bs)) {
3208
        if (completion_cb)
3209
            completion_cb(opaque, 0);
3210
        return;
3211
    }
3212

    
3213
    monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3214
                   bdrv_get_encrypted_filename(bs));
3215

    
3216
    mon->password_completion_cb = completion_cb;
3217
    mon->password_opaque = opaque;
3218

    
3219
    err = monitor_read_password(mon, bdrv_password_cb, bs);
3220

    
3221
    if (err && completion_cb)
3222
        completion_cb(opaque, err);
3223
}
3224

    
3225
typedef struct QemuErrorSink QemuErrorSink;
3226
struct QemuErrorSink {
3227
    enum {
3228
        ERR_SINK_FILE,
3229
        ERR_SINK_MONITOR,
3230
    } dest;
3231
    union {
3232
        FILE    *fp;
3233
        Monitor *mon;
3234
    };
3235
    QemuErrorSink *previous;
3236
};
3237

    
3238
static QemuErrorSink *qemu_error_sink;
3239

    
3240
void qemu_errors_to_file(FILE *fp)
3241
{
3242
    QemuErrorSink *sink;
3243

    
3244
    sink = qemu_mallocz(sizeof(*sink));
3245
    sink->dest = ERR_SINK_FILE;
3246
    sink->fp = fp;
3247
    sink->previous = qemu_error_sink;
3248
    qemu_error_sink = sink;
3249
}
3250

    
3251
void qemu_errors_to_mon(Monitor *mon)
3252
{
3253
    QemuErrorSink *sink;
3254

    
3255
    sink = qemu_mallocz(sizeof(*sink));
3256
    sink->dest = ERR_SINK_MONITOR;
3257
    sink->mon = mon;
3258
    sink->previous = qemu_error_sink;
3259
    qemu_error_sink = sink;
3260
}
3261

    
3262
void qemu_errors_to_previous(void)
3263
{
3264
    QemuErrorSink *sink;
3265

    
3266
    assert(qemu_error_sink != NULL);
3267
    sink = qemu_error_sink;
3268
    qemu_error_sink = sink->previous;
3269
    qemu_free(sink);
3270
}
3271

    
3272
void qemu_error(const char *fmt, ...)
3273
{
3274
    va_list args;
3275

    
3276
    assert(qemu_error_sink != NULL);
3277
    switch (qemu_error_sink->dest) {
3278
    case ERR_SINK_FILE:
3279
        va_start(args, fmt);
3280
        vfprintf(qemu_error_sink->fp, fmt, args);
3281
        va_end(args);
3282
        break;
3283
    case ERR_SINK_MONITOR:
3284
        va_start(args, fmt);
3285
        monitor_vprintf(qemu_error_sink->mon, fmt, args);
3286
        va_end(args);
3287
        break;
3288
    }
3289
}