Statistics
| Branch: | Revision:

root / monitor.c @ 376253ec

History | View | Annotate | Download (81.5 kB)

1
/*
2
 * QEMU monitor
3
 *
4
 * Copyright (c) 2003-2004 Fabrice Bellard
5
 *
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
9
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10
 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
12
 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
15
 *
16
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include "hw/hw.h"
25
#include "hw/usb.h"
26
#include "hw/pcmcia.h"
27
#include "hw/pc.h"
28
#include "hw/pci.h"
29
#include "gdbstub.h"
30
#include "net.h"
31
#include "qemu-char.h"
32
#include "sysemu.h"
33
#include "monitor.h"
34
#include "readline.h"
35
#include "console.h"
36
#include "block.h"
37
#include "audio/audio.h"
38
#include "disas.h"
39
#include "balloon.h"
40
#include <dirent.h>
41
#include "qemu-timer.h"
42
#include "migration.h"
43
#include "kvm.h"
44

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

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

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

    
70
#define MAX_MON 4
71
static CharDriverState *monitor_hd[MAX_MON];
72
static int hide_banner;
73

    
74
static const mon_cmd_t mon_cmds[];
75
static const mon_cmd_t info_cmds[];
76

    
77
static uint8_t term_outbuf[1024];
78
static int term_outbuf_index;
79
static BlockDriverCompletionFunc *password_completion_cb;
80
static void *password_opaque;
81

    
82
Monitor *cur_mon;
83

    
84
static void monitor_start_input(void);
85

    
86
static CPUState *mon_cpu = NULL;
87

    
88
static void monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
89
                                  void *opaque)
90
{
91
    readline_start("Password: ", 1, readline_func, opaque);
92
}
93

    
94
void monitor_flush(Monitor *mon)
95
{
96
    int i;
97
    if (term_outbuf_index > 0) {
98
        for (i = 0; i < MAX_MON; i++)
99
            if (monitor_hd[i] && monitor_hd[i]->focus == 0)
100
                qemu_chr_write(monitor_hd[i], term_outbuf, term_outbuf_index);
101
        term_outbuf_index = 0;
102
    }
103
}
104

    
105
/* flush at every end of line or if the buffer is full */
106
static void monitor_puts(Monitor *mon, const char *str)
107
{
108
    char c;
109
    for(;;) {
110
        c = *str++;
111
        if (c == '\0')
112
            break;
113
        if (c == '\n')
114
            term_outbuf[term_outbuf_index++] = '\r';
115
        term_outbuf[term_outbuf_index++] = c;
116
        if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
117
            c == '\n')
118
            monitor_flush(mon);
119
    }
120
}
121

    
122
void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
123
{
124
    char buf[4096];
125
    vsnprintf(buf, sizeof(buf), fmt, ap);
126
    monitor_puts(mon, buf);
127
}
128

    
129
void monitor_printf(Monitor *mon, const char *fmt, ...)
130
{
131
    va_list ap;
132
    va_start(ap, fmt);
133
    monitor_vprintf(mon, fmt, ap);
134
    va_end(ap);
135
}
136

    
137
void monitor_print_filename(Monitor *mon, const char *filename)
138
{
139
    int i;
140

    
141
    for (i = 0; filename[i]; i++) {
142
        switch (filename[i]) {
143
        case ' ':
144
        case '"':
145
        case '\\':
146
            monitor_printf(mon, "\\%c", filename[i]);
147
            break;
148
        case '\t':
149
            monitor_printf(mon, "\\t");
150
            break;
151
        case '\r':
152
            monitor_printf(mon, "\\r");
153
            break;
154
        case '\n':
155
            monitor_printf(mon, "\\n");
156
            break;
157
        default:
158
            monitor_printf(mon, "%c", filename[i]);
159
            break;
160
        }
161
    }
162
}
163

    
164
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
165
{
166
    va_list ap;
167
    va_start(ap, fmt);
168
    monitor_vprintf((Monitor *)stream, fmt, ap);
169
    va_end(ap);
170
    return 0;
171
}
172

    
173
static int compare_cmd(const char *name, const char *list)
174
{
175
    const char *p, *pstart;
176
    int len;
177
    len = strlen(name);
178
    p = list;
179
    for(;;) {
180
        pstart = p;
181
        p = strchr(p, '|');
182
        if (!p)
183
            p = pstart + strlen(pstart);
184
        if ((p - pstart) == len && !memcmp(pstart, name, len))
185
            return 1;
186
        if (*p == '\0')
187
            break;
188
        p++;
189
    }
190
    return 0;
191
}
192

    
193
static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
194
                          const char *prefix, const char *name)
195
{
196
    const mon_cmd_t *cmd;
197

    
198
    for(cmd = cmds; cmd->name != NULL; cmd++) {
199
        if (!name || !strcmp(name, cmd->name))
200
            monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
201
                           cmd->params, cmd->help);
202
    }
203
}
204

    
205
static void help_cmd(Monitor *mon, const char *name)
206
{
207
    if (name && !strcmp(name, "info")) {
208
        help_cmd_dump(mon, info_cmds, "info ", NULL);
209
    } else {
210
        help_cmd_dump(mon, mon_cmds, "", name);
211
        if (name && !strcmp(name, "log")) {
212
            const CPULogItem *item;
213
            monitor_printf(mon, "Log items (comma separated):\n");
214
            monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
215
            for(item = cpu_log_items; item->mask != 0; item++) {
216
                monitor_printf(mon, "%-10s %s\n", item->name, item->help);
217
            }
218
        }
219
    }
220
}
221

    
222
static void do_commit(Monitor *mon, const char *device)
223
{
224
    int i, all_devices;
225

    
226
    all_devices = !strcmp(device, "all");
227
    for (i = 0; i < nb_drives; i++) {
228
            if (all_devices ||
229
                !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
230
                bdrv_commit(drives_table[i].bdrv);
231
    }
232
}
233

    
234
static void do_info(Monitor *mon, const char *item)
235
{
236
    const mon_cmd_t *cmd;
237
    void (*handler)(Monitor *);
238

    
239
    if (!item)
240
        goto help;
241
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
242
        if (compare_cmd(item, cmd->name))
243
            goto found;
244
    }
245
 help:
246
    help_cmd(mon, "info");
247
    return;
248
 found:
249
    handler = cmd->handler;
250
    handler(mon);
251
}
252

    
253
static void do_info_version(Monitor *mon)
254
{
255
    monitor_printf(mon, "%s\n", QEMU_VERSION);
256
}
257

    
258
static void do_info_name(Monitor *mon)
259
{
260
    if (qemu_name)
261
        monitor_printf(mon, "%s\n", qemu_name);
262
}
263

    
264
#if defined(TARGET_I386)
265
static void do_info_hpet(Monitor *mon)
266
{
267
    monitor_printf(mon, "HPET is %s by QEMU\n",
268
                   (no_hpet) ? "disabled" : "enabled");
269
}
270
#endif
271

    
272
static void do_info_uuid(Monitor *mon)
273
{
274
    monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
275
                   qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
276
                   qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
277
                   qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
278
                   qemu_uuid[14], qemu_uuid[15]);
279
}
280

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

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

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

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

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

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

    
325
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
326
        monitor_printf(mon, "%c CPU #%d:",
327
                       (env == mon_cpu) ? '*' : ' ',
328
                       env->cpu_index);
329
#if defined(TARGET_I386)
330
        monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
331
                       env->eip + env->segs[R_CS].base);
332
#elif defined(TARGET_PPC)
333
        monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
334
#elif defined(TARGET_SPARC)
335
        monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
336
                       env->pc, env->npc);
337
#elif defined(TARGET_MIPS)
338
        monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
339
#endif
340
        if (env->halted)
341
            monitor_printf(mon, " (halted)");
342
        monitor_printf(mon, "\n");
343
    }
344
}
345

    
346
static void do_cpu_set(Monitor *mon, int index)
347
{
348
    if (mon_set_cpu(index) < 0)
349
        monitor_printf(mon, "Invalid CPU index\n");
350
}
351

    
352
static void do_info_jit(Monitor *mon)
353
{
354
    dump_exec_info((FILE *)mon, monitor_fprintf);
355
}
356

    
357
static void do_info_history(Monitor *mon)
358
{
359
    int i;
360
    const char *str;
361

    
362
    i = 0;
363
    for(;;) {
364
        str = readline_get_history(i);
365
        if (!str)
366
            break;
367
        monitor_printf(mon, "%d: '%s'\n", i, str);
368
        i++;
369
    }
370
}
371

    
372
#if defined(TARGET_PPC)
373
/* XXX: not implemented in other targets */
374
static void do_info_cpu_stats(Monitor *mon)
375
{
376
    CPUState *env;
377

    
378
    env = mon_get_cpu();
379
    cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
380
}
381
#endif
382

    
383
static void do_quit(Monitor *mon)
384
{
385
    exit(0);
386
}
387

    
388
static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
389
{
390
    if (bdrv_is_inserted(bs)) {
391
        if (!force) {
392
            if (!bdrv_is_removable(bs)) {
393
                monitor_printf(mon, "device is not removable\n");
394
                return -1;
395
            }
396
            if (bdrv_is_locked(bs)) {
397
                monitor_printf(mon, "device is locked\n");
398
                return -1;
399
            }
400
        }
401
        bdrv_close(bs);
402
    }
403
    return 0;
404
}
405

    
406
static void do_eject(Monitor *mon, int force, const char *filename)
407
{
408
    BlockDriverState *bs;
409

    
410
    bs = bdrv_find(filename);
411
    if (!bs) {
412
        monitor_printf(mon, "device not found\n");
413
        return;
414
    }
415
    eject_device(mon, bs, force);
416
}
417

    
418
static void do_change_block(Monitor *mon, const char *device,
419
                            const char *filename, const char *fmt)
420
{
421
    BlockDriverState *bs;
422
    BlockDriver *drv = NULL;
423

    
424
    bs = bdrv_find(device);
425
    if (!bs) {
426
        monitor_printf(mon, "device not found\n");
427
        return;
428
    }
429
    if (fmt) {
430
        drv = bdrv_find_format(fmt);
431
        if (!drv) {
432
            monitor_printf(mon, "invalid format %s\n", fmt);
433
            return;
434
        }
435
    }
436
    if (eject_device(mon, bs, 0) < 0)
437
        return;
438
    bdrv_open2(bs, filename, 0, drv);
439
    monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
440
}
441

    
442
static void change_vnc_password_cb(Monitor *mon, const char *password,
443
                                   void *opaque)
444
{
445
    if (vnc_display_password(NULL, password) < 0)
446
        monitor_printf(mon, "could not set VNC server password\n");
447

    
448
    monitor_start_input();
449
}
450

    
451
static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
452
{
453
    if (strcmp(target, "passwd") == 0 ||
454
        strcmp(target, "password") == 0) {
455
        if (arg) {
456
            char password[9];
457
            strncpy(password, arg, sizeof(password));
458
            password[sizeof(password) - 1] = '\0';
459
            change_vnc_password_cb(mon, password, NULL);
460
        } else {
461
            monitor_read_password(mon, change_vnc_password_cb, NULL);
462
        }
463
    } else {
464
        if (vnc_display_open(NULL, target) < 0)
465
            monitor_printf(mon, "could not start VNC server on %s\n", target);
466
    }
467
}
468

    
469
static void do_change(Monitor *mon, const char *device, const char *target,
470
                      const char *arg)
471
{
472
    if (strcmp(device, "vnc") == 0) {
473
        do_change_vnc(mon, target, arg);
474
    } else {
475
        do_change_block(mon, device, target, arg);
476
    }
477
}
478

    
479
static void do_screen_dump(Monitor *mon, const char *filename)
480
{
481
    vga_hw_screen_dump(filename);
482
}
483

    
484
static void do_logfile(Monitor *mon, const char *filename)
485
{
486
    cpu_set_log_filename(filename);
487
}
488

    
489
static void do_log(Monitor *mon, const char *items)
490
{
491
    int mask;
492

    
493
    if (!strcmp(items, "none")) {
494
        mask = 0;
495
    } else {
496
        mask = cpu_str_to_log_mask(items);
497
        if (!mask) {
498
            help_cmd(mon, "log");
499
            return;
500
        }
501
    }
502
    cpu_set_log(mask);
503
}
504

    
505
static void do_stop(Monitor *mon)
506
{
507
    vm_stop(EXCP_INTERRUPT);
508
}
509

    
510
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
511

    
512
struct bdrv_iterate_context {
513
    Monitor *mon;
514
    int err;
515
};
516

    
517
static void do_cont(Monitor *mon)
518
{
519
    struct bdrv_iterate_context context = { mon, 0 };
520

    
521
    bdrv_iterate(encrypted_bdrv_it, &context);
522
    /* only resume the vm if all keys are set and valid */
523
    if (!context.err)
524
        vm_start();
525
}
526

    
527
static void bdrv_key_cb(void *opaque, int err)
528
{
529
    Monitor *mon = opaque;
530

    
531
    /* another key was set successfully, retry to continue */
532
    if (!err)
533
        do_cont(mon);
534
}
535

    
536
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
537
{
538
    struct bdrv_iterate_context *context = opaque;
539

    
540
    if (!context->err && bdrv_key_required(bs)) {
541
        context->err = -EBUSY;
542
        monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
543
                                    context->mon);
544
    }
545
}
546

    
547
#ifdef CONFIG_GDBSTUB
548
static void do_gdbserver(Monitor *mon, const char *port)
549
{
550
    if (!port)
551
        port = DEFAULT_GDBSTUB_PORT;
552
    if (gdbserver_start(port) < 0) {
553
        monitor_printf(mon, "Could not open gdbserver socket on port '%s'\n",
554
                       port);
555
    } else {
556
        monitor_printf(mon, "Waiting gdb connection on port '%s'\n", port);
557
    }
558
}
559
#endif
560

    
561
static void monitor_printc(Monitor *mon, int c)
562
{
563
    monitor_printf(mon, "'");
564
    switch(c) {
565
    case '\'':
566
        monitor_printf(mon, "\\'");
567
        break;
568
    case '\\':
569
        monitor_printf(mon, "\\\\");
570
        break;
571
    case '\n':
572
        monitor_printf(mon, "\\n");
573
        break;
574
    case '\r':
575
        monitor_printf(mon, "\\r");
576
        break;
577
    default:
578
        if (c >= 32 && c <= 126) {
579
            monitor_printf(mon, "%c", c);
580
        } else {
581
            monitor_printf(mon, "\\x%02x", c);
582
        }
583
        break;
584
    }
585
    monitor_printf(mon, "'");
586
}
587

    
588
static void memory_dump(Monitor *mon, int count, int format, int wsize,
589
                        target_phys_addr_t addr, int is_physical)
590
{
591
    CPUState *env;
592
    int nb_per_line, l, line_size, i, max_digits, len;
593
    uint8_t buf[16];
594
    uint64_t v;
595

    
596
    if (format == 'i') {
597
        int flags;
598
        flags = 0;
599
        env = mon_get_cpu();
600
        if (!env && !is_physical)
601
            return;
602
#ifdef TARGET_I386
603
        if (wsize == 2) {
604
            flags = 1;
605
        } else if (wsize == 4) {
606
            flags = 0;
607
        } else {
608
            /* as default we use the current CS size */
609
            flags = 0;
610
            if (env) {
611
#ifdef TARGET_X86_64
612
                if ((env->efer & MSR_EFER_LMA) &&
613
                    (env->segs[R_CS].flags & DESC_L_MASK))
614
                    flags = 2;
615
                else
616
#endif
617
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
618
                    flags = 1;
619
            }
620
        }
621
#endif
622
        monitor_disas(mon, env, addr, count, is_physical, flags);
623
        return;
624
    }
625

    
626
    len = wsize * count;
627
    if (wsize == 1)
628
        line_size = 8;
629
    else
630
        line_size = 16;
631
    nb_per_line = line_size / wsize;
632
    max_digits = 0;
633

    
634
    switch(format) {
635
    case 'o':
636
        max_digits = (wsize * 8 + 2) / 3;
637
        break;
638
    default:
639
    case 'x':
640
        max_digits = (wsize * 8) / 4;
641
        break;
642
    case 'u':
643
    case 'd':
644
        max_digits = (wsize * 8 * 10 + 32) / 33;
645
        break;
646
    case 'c':
647
        wsize = 1;
648
        break;
649
    }
650

    
651
    while (len > 0) {
652
        if (is_physical)
653
            monitor_printf(mon, TARGET_FMT_plx ":", addr);
654
        else
655
            monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
656
        l = len;
657
        if (l > line_size)
658
            l = line_size;
659
        if (is_physical) {
660
            cpu_physical_memory_rw(addr, buf, l, 0);
661
        } else {
662
            env = mon_get_cpu();
663
            if (!env)
664
                break;
665
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
666
                monitor_printf(mon, " Cannot access memory\n");
667
                break;
668
            }
669
        }
670
        i = 0;
671
        while (i < l) {
672
            switch(wsize) {
673
            default:
674
            case 1:
675
                v = ldub_raw(buf + i);
676
                break;
677
            case 2:
678
                v = lduw_raw(buf + i);
679
                break;
680
            case 4:
681
                v = (uint32_t)ldl_raw(buf + i);
682
                break;
683
            case 8:
684
                v = ldq_raw(buf + i);
685
                break;
686
            }
687
            monitor_printf(mon, " ");
688
            switch(format) {
689
            case 'o':
690
                monitor_printf(mon, "%#*" PRIo64, max_digits, v);
691
                break;
692
            case 'x':
693
                monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
694
                break;
695
            case 'u':
696
                monitor_printf(mon, "%*" PRIu64, max_digits, v);
697
                break;
698
            case 'd':
699
                monitor_printf(mon, "%*" PRId64, max_digits, v);
700
                break;
701
            case 'c':
702
                monitor_printc(mon, v);
703
                break;
704
            }
705
            i += wsize;
706
        }
707
        monitor_printf(mon, "\n");
708
        addr += l;
709
        len -= l;
710
    }
711
}
712

    
713
#if TARGET_LONG_BITS == 64
714
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
715
#else
716
#define GET_TLONG(h, l) (l)
717
#endif
718

    
719
static void do_memory_dump(Monitor *mon, int count, int format, int size,
720
                           uint32_t addrh, uint32_t addrl)
721
{
722
    target_long addr = GET_TLONG(addrh, addrl);
723
    memory_dump(mon, count, format, size, addr, 0);
724
}
725

    
726
#if TARGET_PHYS_ADDR_BITS > 32
727
#define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
728
#else
729
#define GET_TPHYSADDR(h, l) (l)
730
#endif
731

    
732
static void do_physical_memory_dump(Monitor *mon, int count, int format,
733
                                    int size, uint32_t addrh, uint32_t addrl)
734

    
735
{
736
    target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
737
    memory_dump(mon, count, format, size, addr, 1);
738
}
739

    
740
static void do_print(Monitor *mon, int count, int format, int size,
741
                     unsigned int valh, unsigned int vall)
742
{
743
    target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
744
#if TARGET_PHYS_ADDR_BITS == 32
745
    switch(format) {
746
    case 'o':
747
        monitor_printf(mon, "%#o", val);
748
        break;
749
    case 'x':
750
        monitor_printf(mon, "%#x", val);
751
        break;
752
    case 'u':
753
        monitor_printf(mon, "%u", val);
754
        break;
755
    default:
756
    case 'd':
757
        monitor_printf(mon, "%d", val);
758
        break;
759
    case 'c':
760
        monitor_printc(mon, val);
761
        break;
762
    }
763
#else
764
    switch(format) {
765
    case 'o':
766
        monitor_printf(mon, "%#" PRIo64, val);
767
        break;
768
    case 'x':
769
        monitor_printf(mon, "%#" PRIx64, val);
770
        break;
771
    case 'u':
772
        monitor_printf(mon, "%" PRIu64, val);
773
        break;
774
    default:
775
    case 'd':
776
        monitor_printf(mon, "%" PRId64, val);
777
        break;
778
    case 'c':
779
        monitor_printc(mon, val);
780
        break;
781
    }
782
#endif
783
    monitor_printf(mon, "\n");
784
}
785

    
786
static void do_memory_save(Monitor *mon, unsigned int valh, unsigned int vall,
787
                           uint32_t size, const char *filename)
788
{
789
    FILE *f;
790
    target_long addr = GET_TLONG(valh, vall);
791
    uint32_t l;
792
    CPUState *env;
793
    uint8_t buf[1024];
794

    
795
    env = mon_get_cpu();
796
    if (!env)
797
        return;
798

    
799
    f = fopen(filename, "wb");
800
    if (!f) {
801
        monitor_printf(mon, "could not open '%s'\n", filename);
802
        return;
803
    }
804
    while (size != 0) {
805
        l = sizeof(buf);
806
        if (l > size)
807
            l = size;
808
        cpu_memory_rw_debug(env, addr, buf, l, 0);
809
        fwrite(buf, 1, l, f);
810
        addr += l;
811
        size -= l;
812
    }
813
    fclose(f);
814
}
815

    
816
static void do_physical_memory_save(Monitor *mon, unsigned int valh,
817
                                    unsigned int vall, uint32_t size,
818
                                    const char *filename)
819
{
820
    FILE *f;
821
    uint32_t l;
822
    uint8_t buf[1024];
823
    target_phys_addr_t addr = GET_TPHYSADDR(valh, vall); 
824

    
825
    f = fopen(filename, "wb");
826
    if (!f) {
827
        monitor_printf(mon, "could not open '%s'\n", filename);
828
        return;
829
    }
830
    while (size != 0) {
831
        l = sizeof(buf);
832
        if (l > size)
833
            l = size;
834
        cpu_physical_memory_rw(addr, buf, l, 0);
835
        fwrite(buf, 1, l, f);
836
        fflush(f);
837
        addr += l;
838
        size -= l;
839
    }
840
    fclose(f);
841
}
842

    
843
static void do_sum(Monitor *mon, uint32_t start, uint32_t size)
844
{
845
    uint32_t addr;
846
    uint8_t buf[1];
847
    uint16_t sum;
848

    
849
    sum = 0;
850
    for(addr = start; addr < (start + size); addr++) {
851
        cpu_physical_memory_rw(addr, buf, 1, 0);
852
        /* BSD sum algorithm ('sum' Unix command) */
853
        sum = (sum >> 1) | (sum << 15);
854
        sum += buf[0];
855
    }
856
    monitor_printf(mon, "%05d\n", sum);
857
}
858

    
859
typedef struct {
860
    int keycode;
861
    const char *name;
862
} KeyDef;
863

    
864
static const KeyDef key_defs[] = {
865
    { 0x2a, "shift" },
866
    { 0x36, "shift_r" },
867

    
868
    { 0x38, "alt" },
869
    { 0xb8, "alt_r" },
870
    { 0x64, "altgr" },
871
    { 0xe4, "altgr_r" },
872
    { 0x1d, "ctrl" },
873
    { 0x9d, "ctrl_r" },
874

    
875
    { 0xdd, "menu" },
876

    
877
    { 0x01, "esc" },
878

    
879
    { 0x02, "1" },
880
    { 0x03, "2" },
881
    { 0x04, "3" },
882
    { 0x05, "4" },
883
    { 0x06, "5" },
884
    { 0x07, "6" },
885
    { 0x08, "7" },
886
    { 0x09, "8" },
887
    { 0x0a, "9" },
888
    { 0x0b, "0" },
889
    { 0x0c, "minus" },
890
    { 0x0d, "equal" },
891
    { 0x0e, "backspace" },
892

    
893
    { 0x0f, "tab" },
894
    { 0x10, "q" },
895
    { 0x11, "w" },
896
    { 0x12, "e" },
897
    { 0x13, "r" },
898
    { 0x14, "t" },
899
    { 0x15, "y" },
900
    { 0x16, "u" },
901
    { 0x17, "i" },
902
    { 0x18, "o" },
903
    { 0x19, "p" },
904

    
905
    { 0x1c, "ret" },
906

    
907
    { 0x1e, "a" },
908
    { 0x1f, "s" },
909
    { 0x20, "d" },
910
    { 0x21, "f" },
911
    { 0x22, "g" },
912
    { 0x23, "h" },
913
    { 0x24, "j" },
914
    { 0x25, "k" },
915
    { 0x26, "l" },
916

    
917
    { 0x2c, "z" },
918
    { 0x2d, "x" },
919
    { 0x2e, "c" },
920
    { 0x2f, "v" },
921
    { 0x30, "b" },
922
    { 0x31, "n" },
923
    { 0x32, "m" },
924
    { 0x33, "comma" },
925
    { 0x34, "dot" },
926
    { 0x35, "slash" },
927

    
928
    { 0x37, "asterisk" },
929

    
930
    { 0x39, "spc" },
931
    { 0x3a, "caps_lock" },
932
    { 0x3b, "f1" },
933
    { 0x3c, "f2" },
934
    { 0x3d, "f3" },
935
    { 0x3e, "f4" },
936
    { 0x3f, "f5" },
937
    { 0x40, "f6" },
938
    { 0x41, "f7" },
939
    { 0x42, "f8" },
940
    { 0x43, "f9" },
941
    { 0x44, "f10" },
942
    { 0x45, "num_lock" },
943
    { 0x46, "scroll_lock" },
944

    
945
    { 0xb5, "kp_divide" },
946
    { 0x37, "kp_multiply" },
947
    { 0x4a, "kp_subtract" },
948
    { 0x4e, "kp_add" },
949
    { 0x9c, "kp_enter" },
950
    { 0x53, "kp_decimal" },
951
    { 0x54, "sysrq" },
952

    
953
    { 0x52, "kp_0" },
954
    { 0x4f, "kp_1" },
955
    { 0x50, "kp_2" },
956
    { 0x51, "kp_3" },
957
    { 0x4b, "kp_4" },
958
    { 0x4c, "kp_5" },
959
    { 0x4d, "kp_6" },
960
    { 0x47, "kp_7" },
961
    { 0x48, "kp_8" },
962
    { 0x49, "kp_9" },
963

    
964
    { 0x56, "<" },
965

    
966
    { 0x57, "f11" },
967
    { 0x58, "f12" },
968

    
969
    { 0xb7, "print" },
970

    
971
    { 0xc7, "home" },
972
    { 0xc9, "pgup" },
973
    { 0xd1, "pgdn" },
974
    { 0xcf, "end" },
975

    
976
    { 0xcb, "left" },
977
    { 0xc8, "up" },
978
    { 0xd0, "down" },
979
    { 0xcd, "right" },
980

    
981
    { 0xd2, "insert" },
982
    { 0xd3, "delete" },
983
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
984
    { 0xf0, "stop" },
985
    { 0xf1, "again" },
986
    { 0xf2, "props" },
987
    { 0xf3, "undo" },
988
    { 0xf4, "front" },
989
    { 0xf5, "copy" },
990
    { 0xf6, "open" },
991
    { 0xf7, "paste" },
992
    { 0xf8, "find" },
993
    { 0xf9, "cut" },
994
    { 0xfa, "lf" },
995
    { 0xfb, "help" },
996
    { 0xfc, "meta_l" },
997
    { 0xfd, "meta_r" },
998
    { 0xfe, "compose" },
999
#endif
1000
    { 0, NULL },
1001
};
1002

    
1003
static int get_keycode(const char *key)
1004
{
1005
    const KeyDef *p;
1006
    char *endp;
1007
    int ret;
1008

    
1009
    for(p = key_defs; p->name != NULL; p++) {
1010
        if (!strcmp(key, p->name))
1011
            return p->keycode;
1012
    }
1013
    if (strstart(key, "0x", NULL)) {
1014
        ret = strtoul(key, &endp, 0);
1015
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1016
            return ret;
1017
    }
1018
    return -1;
1019
}
1020

    
1021
#define MAX_KEYCODES 16
1022
static uint8_t keycodes[MAX_KEYCODES];
1023
static int nb_pending_keycodes;
1024
static QEMUTimer *key_timer;
1025

    
1026
static void release_keys(void *opaque)
1027
{
1028
    int keycode;
1029

    
1030
    while (nb_pending_keycodes > 0) {
1031
        nb_pending_keycodes--;
1032
        keycode = keycodes[nb_pending_keycodes];
1033
        if (keycode & 0x80)
1034
            kbd_put_keycode(0xe0);
1035
        kbd_put_keycode(keycode | 0x80);
1036
    }
1037
}
1038

    
1039
static void do_sendkey(Monitor *mon, const char *string, int has_hold_time,
1040
                       int hold_time)
1041
{
1042
    char keyname_buf[16];
1043
    char *separator;
1044
    int keyname_len, keycode, i;
1045

    
1046
    if (nb_pending_keycodes > 0) {
1047
        qemu_del_timer(key_timer);
1048
        release_keys(NULL);
1049
    }
1050
    if (!has_hold_time)
1051
        hold_time = 100;
1052
    i = 0;
1053
    while (1) {
1054
        separator = strchr(string, '-');
1055
        keyname_len = separator ? separator - string : strlen(string);
1056
        if (keyname_len > 0) {
1057
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1058
            if (keyname_len > sizeof(keyname_buf) - 1) {
1059
                monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1060
                return;
1061
            }
1062
            if (i == MAX_KEYCODES) {
1063
                monitor_printf(mon, "too many keys\n");
1064
                return;
1065
            }
1066
            keyname_buf[keyname_len] = 0;
1067
            keycode = get_keycode(keyname_buf);
1068
            if (keycode < 0) {
1069
                monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1070
                return;
1071
            }
1072
            keycodes[i++] = keycode;
1073
        }
1074
        if (!separator)
1075
            break;
1076
        string = separator + 1;
1077
    }
1078
    nb_pending_keycodes = i;
1079
    /* key down events */
1080
    for (i = 0; i < nb_pending_keycodes; i++) {
1081
        keycode = keycodes[i];
1082
        if (keycode & 0x80)
1083
            kbd_put_keycode(0xe0);
1084
        kbd_put_keycode(keycode & 0x7f);
1085
    }
1086
    /* delayed key up events */
1087
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1088
                    muldiv64(ticks_per_sec, hold_time, 1000));
1089
}
1090

    
1091
static int mouse_button_state;
1092

    
1093
static void do_mouse_move(Monitor *mon, const char *dx_str, const char *dy_str,
1094
                          const char *dz_str)
1095
{
1096
    int dx, dy, dz;
1097
    dx = strtol(dx_str, NULL, 0);
1098
    dy = strtol(dy_str, NULL, 0);
1099
    dz = 0;
1100
    if (dz_str)
1101
        dz = strtol(dz_str, NULL, 0);
1102
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1103
}
1104

    
1105
static void do_mouse_button(Monitor *mon, int button_state)
1106
{
1107
    mouse_button_state = button_state;
1108
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1109
}
1110

    
1111
static void do_ioport_read(Monitor *mon, int count, int format, int size,
1112
                           int addr, int has_index, int index)
1113
{
1114
    uint32_t val;
1115
    int suffix;
1116

    
1117
    if (has_index) {
1118
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
1119
        addr++;
1120
    }
1121
    addr &= 0xffff;
1122

    
1123
    switch(size) {
1124
    default:
1125
    case 1:
1126
        val = cpu_inb(NULL, addr);
1127
        suffix = 'b';
1128
        break;
1129
    case 2:
1130
        val = cpu_inw(NULL, addr);
1131
        suffix = 'w';
1132
        break;
1133
    case 4:
1134
        val = cpu_inl(NULL, addr);
1135
        suffix = 'l';
1136
        break;
1137
    }
1138
    monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1139
                   suffix, addr, size * 2, val);
1140
}
1141

    
1142
/* boot_set handler */
1143
static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1144
static void *boot_opaque;
1145

    
1146
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1147
{
1148
    qemu_boot_set_handler = func;
1149
    boot_opaque = opaque;
1150
}
1151

    
1152
static void do_boot_set(Monitor *mon, const char *bootdevice)
1153
{
1154
    int res;
1155

    
1156
    if (qemu_boot_set_handler)  {
1157
        res = qemu_boot_set_handler(boot_opaque, bootdevice);
1158
        if (res == 0)
1159
            monitor_printf(mon, "boot device list now set to %s\n",
1160
                           bootdevice);
1161
        else
1162
            monitor_printf(mon, "setting boot device list failed with "
1163
                           "error %i\n", res);
1164
    } else {
1165
        monitor_printf(mon, "no function defined to set boot device list for "
1166
                       "this architecture\n");
1167
    }
1168
}
1169

    
1170
static void do_system_reset(Monitor *mon)
1171
{
1172
    qemu_system_reset_request();
1173
}
1174

    
1175
static void do_system_powerdown(Monitor *mon)
1176
{
1177
    qemu_system_powerdown_request();
1178
}
1179

    
1180
#if defined(TARGET_I386)
1181
static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1182
{
1183
    monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1184
                   addr,
1185
                   pte & mask,
1186
                   pte & PG_GLOBAL_MASK ? 'G' : '-',
1187
                   pte & PG_PSE_MASK ? 'P' : '-',
1188
                   pte & PG_DIRTY_MASK ? 'D' : '-',
1189
                   pte & PG_ACCESSED_MASK ? 'A' : '-',
1190
                   pte & PG_PCD_MASK ? 'C' : '-',
1191
                   pte & PG_PWT_MASK ? 'T' : '-',
1192
                   pte & PG_USER_MASK ? 'U' : '-',
1193
                   pte & PG_RW_MASK ? 'W' : '-');
1194
}
1195

    
1196
static void tlb_info(Monitor *mon)
1197
{
1198
    CPUState *env;
1199
    int l1, l2;
1200
    uint32_t pgd, pde, pte;
1201

    
1202
    env = mon_get_cpu();
1203
    if (!env)
1204
        return;
1205

    
1206
    if (!(env->cr[0] & CR0_PG_MASK)) {
1207
        monitor_printf(mon, "PG disabled\n");
1208
        return;
1209
    }
1210
    pgd = env->cr[3] & ~0xfff;
1211
    for(l1 = 0; l1 < 1024; l1++) {
1212
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1213
        pde = le32_to_cpu(pde);
1214
        if (pde & PG_PRESENT_MASK) {
1215
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1216
                print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1217
            } else {
1218
                for(l2 = 0; l2 < 1024; l2++) {
1219
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1220
                                             (uint8_t *)&pte, 4);
1221
                    pte = le32_to_cpu(pte);
1222
                    if (pte & PG_PRESENT_MASK) {
1223
                        print_pte(mon, (l1 << 22) + (l2 << 12),
1224
                                  pte & ~PG_PSE_MASK,
1225
                                  ~0xfff);
1226
                    }
1227
                }
1228
            }
1229
        }
1230
    }
1231
}
1232

    
1233
static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1234
                      uint32_t end, int prot)
1235
{
1236
    int prot1;
1237
    prot1 = *plast_prot;
1238
    if (prot != prot1) {
1239
        if (*pstart != -1) {
1240
            monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1241
                           *pstart, end, end - *pstart,
1242
                           prot1 & PG_USER_MASK ? 'u' : '-',
1243
                           'r',
1244
                           prot1 & PG_RW_MASK ? 'w' : '-');
1245
        }
1246
        if (prot != 0)
1247
            *pstart = end;
1248
        else
1249
            *pstart = -1;
1250
        *plast_prot = prot;
1251
    }
1252
}
1253

    
1254
static void mem_info(Monitor *mon)
1255
{
1256
    CPUState *env;
1257
    int l1, l2, prot, last_prot;
1258
    uint32_t pgd, pde, pte, start, end;
1259

    
1260
    env = mon_get_cpu();
1261
    if (!env)
1262
        return;
1263

    
1264
    if (!(env->cr[0] & CR0_PG_MASK)) {
1265
        monitor_printf(mon, "PG disabled\n");
1266
        return;
1267
    }
1268
    pgd = env->cr[3] & ~0xfff;
1269
    last_prot = 0;
1270
    start = -1;
1271
    for(l1 = 0; l1 < 1024; l1++) {
1272
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1273
        pde = le32_to_cpu(pde);
1274
        end = l1 << 22;
1275
        if (pde & PG_PRESENT_MASK) {
1276
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1277
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1278
                mem_print(mon, &start, &last_prot, end, prot);
1279
            } else {
1280
                for(l2 = 0; l2 < 1024; l2++) {
1281
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1282
                                             (uint8_t *)&pte, 4);
1283
                    pte = le32_to_cpu(pte);
1284
                    end = (l1 << 22) + (l2 << 12);
1285
                    if (pte & PG_PRESENT_MASK) {
1286
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1287
                    } else {
1288
                        prot = 0;
1289
                    }
1290
                    mem_print(mon, &start, &last_prot, end, prot);
1291
                }
1292
            }
1293
        } else {
1294
            prot = 0;
1295
            mem_print(mon, &start, &last_prot, end, prot);
1296
        }
1297
    }
1298
}
1299
#endif
1300

    
1301
#if defined(TARGET_SH4)
1302

    
1303
static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1304
{
1305
    monitor_printf(mon, " tlb%i:\t"
1306
                   "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1307
                   "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1308
                   "dirty=%hhu writethrough=%hhu\n",
1309
                   idx,
1310
                   tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1311
                   tlb->v, tlb->sh, tlb->c, tlb->pr,
1312
                   tlb->d, tlb->wt);
1313
}
1314

    
1315
static void tlb_info(Monitor *mon)
1316
{
1317
    CPUState *env = mon_get_cpu();
1318
    int i;
1319

    
1320
    monitor_printf (mon, "ITLB:\n");
1321
    for (i = 0 ; i < ITLB_SIZE ; i++)
1322
        print_tlb (mon, i, &env->itlb[i]);
1323
    monitor_printf (mon, "UTLB:\n");
1324
    for (i = 0 ; i < UTLB_SIZE ; i++)
1325
        print_tlb (mon, i, &env->utlb[i]);
1326
}
1327

    
1328
#endif
1329

    
1330
static void do_info_kqemu(Monitor *mon)
1331
{
1332
#ifdef USE_KQEMU
1333
    CPUState *env;
1334
    int val;
1335
    val = 0;
1336
    env = mon_get_cpu();
1337
    if (!env) {
1338
        monitor_printf(mon, "No cpu initialized yet");
1339
        return;
1340
    }
1341
    val = env->kqemu_enabled;
1342
    monitor_printf(mon, "kqemu support: ");
1343
    switch(val) {
1344
    default:
1345
    case 0:
1346
        monitor_printf(mon, "disabled\n");
1347
        break;
1348
    case 1:
1349
        monitor_printf(mon, "enabled for user code\n");
1350
        break;
1351
    case 2:
1352
        monitor_printf(mon, "enabled for user and kernel code\n");
1353
        break;
1354
    }
1355
#else
1356
    monitor_printf(mon, "kqemu support: not compiled\n");
1357
#endif
1358
}
1359

    
1360
static void do_info_kvm(Monitor *mon)
1361
{
1362
#ifdef CONFIG_KVM
1363
    monitor_printf(mon, "kvm support: ");
1364
    if (kvm_enabled())
1365
        monitor_printf(mon, "enabled\n");
1366
    else
1367
        monitor_printf(mon, "disabled\n");
1368
#else
1369
    monitor_printf(mon, "kvm support: not compiled\n");
1370
#endif
1371
}
1372

    
1373
#ifdef CONFIG_PROFILER
1374

    
1375
int64_t kqemu_time;
1376
int64_t qemu_time;
1377
int64_t kqemu_exec_count;
1378
int64_t dev_time;
1379
int64_t kqemu_ret_int_count;
1380
int64_t kqemu_ret_excp_count;
1381
int64_t kqemu_ret_intr_count;
1382

    
1383
static void do_info_profile(Monitor *mon)
1384
{
1385
    int64_t total;
1386
    total = qemu_time;
1387
    if (total == 0)
1388
        total = 1;
1389
    monitor_printf(mon, "async time  %" PRId64 " (%0.3f)\n",
1390
                   dev_time, dev_time / (double)ticks_per_sec);
1391
    monitor_printf(mon, "qemu time   %" PRId64 " (%0.3f)\n",
1392
                   qemu_time, qemu_time / (double)ticks_per_sec);
1393
    monitor_printf(mon, "kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%"
1394
                        PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%"
1395
                        PRId64 "\n",
1396
                   kqemu_time, kqemu_time / (double)ticks_per_sec,
1397
                   kqemu_time / (double)total * 100.0,
1398
                   kqemu_exec_count,
1399
                   kqemu_ret_int_count,
1400
                   kqemu_ret_excp_count,
1401
                   kqemu_ret_intr_count);
1402
    qemu_time = 0;
1403
    kqemu_time = 0;
1404
    kqemu_exec_count = 0;
1405
    dev_time = 0;
1406
    kqemu_ret_int_count = 0;
1407
    kqemu_ret_excp_count = 0;
1408
    kqemu_ret_intr_count = 0;
1409
#ifdef USE_KQEMU
1410
    kqemu_record_dump();
1411
#endif
1412
}
1413
#else
1414
static void do_info_profile(Monitor *mon)
1415
{
1416
    monitor_printf(mon, "Internal profiler not compiled\n");
1417
}
1418
#endif
1419

    
1420
/* Capture support */
1421
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1422

    
1423
static void do_info_capture(Monitor *mon)
1424
{
1425
    int i;
1426
    CaptureState *s;
1427

    
1428
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1429
        monitor_printf(mon, "[%d]: ", i);
1430
        s->ops.info (s->opaque);
1431
    }
1432
}
1433

    
1434
static void do_stop_capture(Monitor *mon, int n)
1435
{
1436
    int i;
1437
    CaptureState *s;
1438

    
1439
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1440
        if (i == n) {
1441
            s->ops.destroy (s->opaque);
1442
            LIST_REMOVE (s, entries);
1443
            qemu_free (s);
1444
            return;
1445
        }
1446
    }
1447
}
1448

    
1449
#ifdef HAS_AUDIO
1450
static void do_wav_capture(Monitor *mon, const char *path,
1451
                           int has_freq, int freq,
1452
                           int has_bits, int bits,
1453
                           int has_channels, int nchannels)
1454
{
1455
    CaptureState *s;
1456

    
1457
    s = qemu_mallocz (sizeof (*s));
1458

    
1459
    freq = has_freq ? freq : 44100;
1460
    bits = has_bits ? bits : 16;
1461
    nchannels = has_channels ? nchannels : 2;
1462

    
1463
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1464
        monitor_printf(mon, "Faied to add wave capture\n");
1465
        qemu_free (s);
1466
    }
1467
    LIST_INSERT_HEAD (&capture_head, s, entries);
1468
}
1469
#endif
1470

    
1471
#if defined(TARGET_I386)
1472
static void do_inject_nmi(Monitor *mon, int cpu_index)
1473
{
1474
    CPUState *env;
1475

    
1476
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1477
        if (env->cpu_index == cpu_index) {
1478
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1479
            break;
1480
        }
1481
}
1482
#endif
1483

    
1484
static void do_info_status(Monitor *mon)
1485
{
1486
    if (vm_running)
1487
       monitor_printf(mon, "VM status: running\n");
1488
    else
1489
       monitor_printf(mon, "VM status: paused\n");
1490
}
1491

    
1492

    
1493
static void do_balloon(Monitor *mon, int value)
1494
{
1495
    ram_addr_t target = value;
1496
    qemu_balloon(target << 20);
1497
}
1498

    
1499
static void do_info_balloon(Monitor *mon)
1500
{
1501
    ram_addr_t actual;
1502

    
1503
    actual = qemu_balloon_status();
1504
    if (kvm_enabled() && !kvm_has_sync_mmu())
1505
        monitor_printf(mon, "Using KVM without synchronous MMU, "
1506
                       "ballooning disabled\n");
1507
    else if (actual == 0)
1508
        monitor_printf(mon, "Ballooning not activated in VM\n");
1509
    else
1510
        monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1511
}
1512

    
1513
/* Please update qemu-doc.texi when adding or changing commands */
1514
static const mon_cmd_t mon_cmds[] = {
1515
    { "help|?", "s?", help_cmd,
1516
      "[cmd]", "show the help" },
1517
    { "commit", "s", do_commit,
1518
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1519
    { "info", "s?", do_info,
1520
      "subcommand", "show various information about the system state" },
1521
    { "q|quit", "", do_quit,
1522
      "", "quit the emulator" },
1523
    { "eject", "-fB", do_eject,
1524
      "[-f] device", "eject a removable medium (use -f to force it)" },
1525
    { "change", "BFs?", do_change,
1526
      "device filename [format]", "change a removable medium, optional format" },
1527
    { "screendump", "F", do_screen_dump,
1528
      "filename", "save screen into PPM image 'filename'" },
1529
    { "logfile", "F", do_logfile,
1530
      "filename", "output logs to 'filename'" },
1531
    { "log", "s", do_log,
1532
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1533
    { "savevm", "s?", do_savevm,
1534
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1535
    { "loadvm", "s", do_loadvm,
1536
      "tag|id", "restore a VM snapshot from its tag or id" },
1537
    { "delvm", "s", do_delvm,
1538
      "tag|id", "delete a VM snapshot from its tag or id" },
1539
    { "stop", "", do_stop,
1540
      "", "stop emulation", },
1541
    { "c|cont", "", do_cont,
1542
      "", "resume emulation", },
1543
#ifdef CONFIG_GDBSTUB
1544
    { "gdbserver", "s?", do_gdbserver,
1545
      "[port]", "start gdbserver session (default port=1234)", },
1546
#endif
1547
    { "x", "/l", do_memory_dump,
1548
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1549
    { "xp", "/l", do_physical_memory_dump,
1550
      "/fmt addr", "physical memory dump starting at 'addr'", },
1551
    { "p|print", "/l", do_print,
1552
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1553
    { "i", "/ii.", do_ioport_read,
1554
      "/fmt addr", "I/O port read" },
1555

    
1556
    { "sendkey", "si?", do_sendkey,
1557
      "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1558
    { "system_reset", "", do_system_reset,
1559
      "", "reset the system" },
1560
    { "system_powerdown", "", do_system_powerdown,
1561
      "", "send system power down event" },
1562
    { "sum", "ii", do_sum,
1563
      "addr size", "compute the checksum of a memory region" },
1564
    { "usb_add", "s", do_usb_add,
1565
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1566
    { "usb_del", "s", do_usb_del,
1567
      "device", "remove USB device 'bus.addr'" },
1568
    { "cpu", "i", do_cpu_set,
1569
      "index", "set the default CPU" },
1570
    { "mouse_move", "sss?", do_mouse_move,
1571
      "dx dy [dz]", "send mouse move events" },
1572
    { "mouse_button", "i", do_mouse_button,
1573
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1574
    { "mouse_set", "i", do_mouse_set,
1575
      "index", "set which mouse device receives events" },
1576
#ifdef HAS_AUDIO
1577
    { "wavcapture", "si?i?i?", do_wav_capture,
1578
      "path [frequency bits channels]",
1579
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1580
#endif
1581
    { "stopcapture", "i", do_stop_capture,
1582
      "capture index", "stop capture" },
1583
    { "memsave", "lis", do_memory_save,
1584
      "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1585
    { "pmemsave", "lis", do_physical_memory_save,
1586
      "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1587
    { "boot_set", "s", do_boot_set,
1588
      "bootdevice", "define new values for the boot device list" },
1589
#if defined(TARGET_I386)
1590
    { "nmi", "i", do_inject_nmi,
1591
      "cpu", "inject an NMI on the given CPU", },
1592
#endif
1593
    { "migrate", "-ds", do_migrate,
1594
      "[-d] uri", "migrate to URI (using -d to not wait for completion)" },
1595
    { "migrate_cancel", "", do_migrate_cancel,
1596
      "", "cancel the current VM migration" },
1597
    { "migrate_set_speed", "s", do_migrate_set_speed,
1598
      "value", "set maximum speed (in bytes) for migrations" },
1599
#if defined(TARGET_I386)
1600
    { "drive_add", "ss", drive_hot_add, "pci_addr=[[<domain>:]<bus>:]<slot>\n"
1601
                                         "[file=file][,if=type][,bus=n]\n"
1602
                                        "[,unit=m][,media=d][index=i]\n"
1603
                                        "[,cyls=c,heads=h,secs=s[,trans=t]]\n"
1604
                                        "[snapshot=on|off][,cache=on|off]",
1605
                                        "add drive to PCI storage controller" },
1606
    { "pci_add", "sss", pci_device_hot_add, "pci_addr=auto|[[<domain>:]<bus>:]<slot> nic|storage [[vlan=n][,macaddr=addr][,model=type]] [file=file][,if=type][,bus=nr]...", "hot-add PCI device" },
1607
    { "pci_del", "s", pci_device_hot_remove, "pci_addr=[[<domain>:]<bus>:]<slot>", "hot remove PCI device" },
1608
    { "host_net_add", "ss", net_host_device_add,
1609
      "[tap,user,socket,vde] options", "add host VLAN client" },
1610
    { "host_net_remove", "is", net_host_device_remove,
1611
      "vlan_id name", "remove host VLAN client" },
1612
#endif
1613
    { "balloon", "i", do_balloon,
1614
      "target", "request VM to change it's memory allocation (in MB)" },
1615
    { "set_link", "ss", do_set_link,
1616
      "name [up|down]", "change the link status of a network adapter" },
1617
    { NULL, NULL, },
1618
};
1619

    
1620
/* Please update qemu-doc.texi when adding or changing commands */
1621
static const mon_cmd_t info_cmds[] = {
1622
    { "version", "", do_info_version,
1623
      "", "show the version of QEMU" },
1624
    { "network", "", do_info_network,
1625
      "", "show the network state" },
1626
    { "chardev", "", qemu_chr_info,
1627
      "", "show the character devices" },
1628
    { "block", "", bdrv_info,
1629
      "", "show the block devices" },
1630
    { "blockstats", "", bdrv_info_stats,
1631
      "", "show block device statistics" },
1632
    { "registers", "", do_info_registers,
1633
      "", "show the cpu registers" },
1634
    { "cpus", "", do_info_cpus,
1635
      "", "show infos for each CPU" },
1636
    { "history", "", do_info_history,
1637
      "", "show the command line history", },
1638
    { "irq", "", irq_info,
1639
      "", "show the interrupts statistics (if available)", },
1640
    { "pic", "", pic_info,
1641
      "", "show i8259 (PIC) state", },
1642
    { "pci", "", pci_info,
1643
      "", "show PCI info", },
1644
#if defined(TARGET_I386) || defined(TARGET_SH4)
1645
    { "tlb", "", tlb_info,
1646
      "", "show virtual to physical memory mappings", },
1647
#endif
1648
#if defined(TARGET_I386)
1649
    { "mem", "", mem_info,
1650
      "", "show the active virtual memory mappings", },
1651
    { "hpet", "", do_info_hpet,
1652
      "", "show state of HPET", },
1653
#endif
1654
    { "jit", "", do_info_jit,
1655
      "", "show dynamic compiler info", },
1656
    { "kqemu", "", do_info_kqemu,
1657
      "", "show KQEMU information", },
1658
    { "kvm", "", do_info_kvm,
1659
      "", "show KVM information", },
1660
    { "usb", "", usb_info,
1661
      "", "show guest USB devices", },
1662
    { "usbhost", "", usb_host_info,
1663
      "", "show host USB devices", },
1664
    { "profile", "", do_info_profile,
1665
      "", "show profiling information", },
1666
    { "capture", "", do_info_capture,
1667
      "", "show capture information" },
1668
    { "snapshots", "", do_info_snapshots,
1669
      "", "show the currently saved VM snapshots" },
1670
    { "status", "", do_info_status,
1671
      "", "show the current VM status (running|paused)" },
1672
    { "pcmcia", "", pcmcia_info,
1673
      "", "show guest PCMCIA status" },
1674
    { "mice", "", do_info_mice,
1675
      "", "show which guest mouse is receiving events" },
1676
    { "vnc", "", do_info_vnc,
1677
      "", "show the vnc server status"},
1678
    { "name", "", do_info_name,
1679
      "", "show the current VM name" },
1680
    { "uuid", "", do_info_uuid,
1681
      "", "show the current VM UUID" },
1682
#if defined(TARGET_PPC)
1683
    { "cpustats", "", do_info_cpu_stats,
1684
      "", "show CPU statistics", },
1685
#endif
1686
#if defined(CONFIG_SLIRP)
1687
    { "slirp", "", do_info_slirp,
1688
      "", "show SLIRP statistics", },
1689
#endif
1690
    { "migrate", "", do_info_migrate, "", "show migration status" },
1691
    { "balloon", "", do_info_balloon,
1692
      "", "show balloon information" },
1693
    { NULL, NULL, },
1694
};
1695

    
1696
/*******************************************************************/
1697

    
1698
static const char *pch;
1699
static jmp_buf expr_env;
1700

    
1701
#define MD_TLONG 0
1702
#define MD_I32   1
1703

    
1704
typedef struct MonitorDef {
1705
    const char *name;
1706
    int offset;
1707
    target_long (*get_value)(const struct MonitorDef *md, int val);
1708
    int type;
1709
} MonitorDef;
1710

    
1711
#if defined(TARGET_I386)
1712
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1713
{
1714
    CPUState *env = mon_get_cpu();
1715
    if (!env)
1716
        return 0;
1717
    return env->eip + env->segs[R_CS].base;
1718
}
1719
#endif
1720

    
1721
#if defined(TARGET_PPC)
1722
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1723
{
1724
    CPUState *env = mon_get_cpu();
1725
    unsigned int u;
1726
    int i;
1727

    
1728
    if (!env)
1729
        return 0;
1730

    
1731
    u = 0;
1732
    for (i = 0; i < 8; i++)
1733
        u |= env->crf[i] << (32 - (4 * i));
1734

    
1735
    return u;
1736
}
1737

    
1738
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1739
{
1740
    CPUState *env = mon_get_cpu();
1741
    if (!env)
1742
        return 0;
1743
    return env->msr;
1744
}
1745

    
1746
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1747
{
1748
    CPUState *env = mon_get_cpu();
1749
    if (!env)
1750
        return 0;
1751
    return env->xer;
1752
}
1753

    
1754
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1755
{
1756
    CPUState *env = mon_get_cpu();
1757
    if (!env)
1758
        return 0;
1759
    return cpu_ppc_load_decr(env);
1760
}
1761

    
1762
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1763
{
1764
    CPUState *env = mon_get_cpu();
1765
    if (!env)
1766
        return 0;
1767
    return cpu_ppc_load_tbu(env);
1768
}
1769

    
1770
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1771
{
1772
    CPUState *env = mon_get_cpu();
1773
    if (!env)
1774
        return 0;
1775
    return cpu_ppc_load_tbl(env);
1776
}
1777
#endif
1778

    
1779
#if defined(TARGET_SPARC)
1780
#ifndef TARGET_SPARC64
1781
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1782
{
1783
    CPUState *env = mon_get_cpu();
1784
    if (!env)
1785
        return 0;
1786
    return GET_PSR(env);
1787
}
1788
#endif
1789

    
1790
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1791
{
1792
    CPUState *env = mon_get_cpu();
1793
    if (!env)
1794
        return 0;
1795
    return env->regwptr[val];
1796
}
1797
#endif
1798

    
1799
static const MonitorDef monitor_defs[] = {
1800
#ifdef TARGET_I386
1801

    
1802
#define SEG(name, seg) \
1803
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1804
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1805
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1806

    
1807
    { "eax", offsetof(CPUState, regs[0]) },
1808
    { "ecx", offsetof(CPUState, regs[1]) },
1809
    { "edx", offsetof(CPUState, regs[2]) },
1810
    { "ebx", offsetof(CPUState, regs[3]) },
1811
    { "esp|sp", offsetof(CPUState, regs[4]) },
1812
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1813
    { "esi", offsetof(CPUState, regs[6]) },
1814
    { "edi", offsetof(CPUState, regs[7]) },
1815
#ifdef TARGET_X86_64
1816
    { "r8", offsetof(CPUState, regs[8]) },
1817
    { "r9", offsetof(CPUState, regs[9]) },
1818
    { "r10", offsetof(CPUState, regs[10]) },
1819
    { "r11", offsetof(CPUState, regs[11]) },
1820
    { "r12", offsetof(CPUState, regs[12]) },
1821
    { "r13", offsetof(CPUState, regs[13]) },
1822
    { "r14", offsetof(CPUState, regs[14]) },
1823
    { "r15", offsetof(CPUState, regs[15]) },
1824
#endif
1825
    { "eflags", offsetof(CPUState, eflags) },
1826
    { "eip", offsetof(CPUState, eip) },
1827
    SEG("cs", R_CS)
1828
    SEG("ds", R_DS)
1829
    SEG("es", R_ES)
1830
    SEG("ss", R_SS)
1831
    SEG("fs", R_FS)
1832
    SEG("gs", R_GS)
1833
    { "pc", 0, monitor_get_pc, },
1834
#elif defined(TARGET_PPC)
1835
    /* General purpose registers */
1836
    { "r0", offsetof(CPUState, gpr[0]) },
1837
    { "r1", offsetof(CPUState, gpr[1]) },
1838
    { "r2", offsetof(CPUState, gpr[2]) },
1839
    { "r3", offsetof(CPUState, gpr[3]) },
1840
    { "r4", offsetof(CPUState, gpr[4]) },
1841
    { "r5", offsetof(CPUState, gpr[5]) },
1842
    { "r6", offsetof(CPUState, gpr[6]) },
1843
    { "r7", offsetof(CPUState, gpr[7]) },
1844
    { "r8", offsetof(CPUState, gpr[8]) },
1845
    { "r9", offsetof(CPUState, gpr[9]) },
1846
    { "r10", offsetof(CPUState, gpr[10]) },
1847
    { "r11", offsetof(CPUState, gpr[11]) },
1848
    { "r12", offsetof(CPUState, gpr[12]) },
1849
    { "r13", offsetof(CPUState, gpr[13]) },
1850
    { "r14", offsetof(CPUState, gpr[14]) },
1851
    { "r15", offsetof(CPUState, gpr[15]) },
1852
    { "r16", offsetof(CPUState, gpr[16]) },
1853
    { "r17", offsetof(CPUState, gpr[17]) },
1854
    { "r18", offsetof(CPUState, gpr[18]) },
1855
    { "r19", offsetof(CPUState, gpr[19]) },
1856
    { "r20", offsetof(CPUState, gpr[20]) },
1857
    { "r21", offsetof(CPUState, gpr[21]) },
1858
    { "r22", offsetof(CPUState, gpr[22]) },
1859
    { "r23", offsetof(CPUState, gpr[23]) },
1860
    { "r24", offsetof(CPUState, gpr[24]) },
1861
    { "r25", offsetof(CPUState, gpr[25]) },
1862
    { "r26", offsetof(CPUState, gpr[26]) },
1863
    { "r27", offsetof(CPUState, gpr[27]) },
1864
    { "r28", offsetof(CPUState, gpr[28]) },
1865
    { "r29", offsetof(CPUState, gpr[29]) },
1866
    { "r30", offsetof(CPUState, gpr[30]) },
1867
    { "r31", offsetof(CPUState, gpr[31]) },
1868
    /* Floating point registers */
1869
    { "f0", offsetof(CPUState, fpr[0]) },
1870
    { "f1", offsetof(CPUState, fpr[1]) },
1871
    { "f2", offsetof(CPUState, fpr[2]) },
1872
    { "f3", offsetof(CPUState, fpr[3]) },
1873
    { "f4", offsetof(CPUState, fpr[4]) },
1874
    { "f5", offsetof(CPUState, fpr[5]) },
1875
    { "f6", offsetof(CPUState, fpr[6]) },
1876
    { "f7", offsetof(CPUState, fpr[7]) },
1877
    { "f8", offsetof(CPUState, fpr[8]) },
1878
    { "f9", offsetof(CPUState, fpr[9]) },
1879
    { "f10", offsetof(CPUState, fpr[10]) },
1880
    { "f11", offsetof(CPUState, fpr[11]) },
1881
    { "f12", offsetof(CPUState, fpr[12]) },
1882
    { "f13", offsetof(CPUState, fpr[13]) },
1883
    { "f14", offsetof(CPUState, fpr[14]) },
1884
    { "f15", offsetof(CPUState, fpr[15]) },
1885
    { "f16", offsetof(CPUState, fpr[16]) },
1886
    { "f17", offsetof(CPUState, fpr[17]) },
1887
    { "f18", offsetof(CPUState, fpr[18]) },
1888
    { "f19", offsetof(CPUState, fpr[19]) },
1889
    { "f20", offsetof(CPUState, fpr[20]) },
1890
    { "f21", offsetof(CPUState, fpr[21]) },
1891
    { "f22", offsetof(CPUState, fpr[22]) },
1892
    { "f23", offsetof(CPUState, fpr[23]) },
1893
    { "f24", offsetof(CPUState, fpr[24]) },
1894
    { "f25", offsetof(CPUState, fpr[25]) },
1895
    { "f26", offsetof(CPUState, fpr[26]) },
1896
    { "f27", offsetof(CPUState, fpr[27]) },
1897
    { "f28", offsetof(CPUState, fpr[28]) },
1898
    { "f29", offsetof(CPUState, fpr[29]) },
1899
    { "f30", offsetof(CPUState, fpr[30]) },
1900
    { "f31", offsetof(CPUState, fpr[31]) },
1901
    { "fpscr", offsetof(CPUState, fpscr) },
1902
    /* Next instruction pointer */
1903
    { "nip|pc", offsetof(CPUState, nip) },
1904
    { "lr", offsetof(CPUState, lr) },
1905
    { "ctr", offsetof(CPUState, ctr) },
1906
    { "decr", 0, &monitor_get_decr, },
1907
    { "ccr", 0, &monitor_get_ccr, },
1908
    /* Machine state register */
1909
    { "msr", 0, &monitor_get_msr, },
1910
    { "xer", 0, &monitor_get_xer, },
1911
    { "tbu", 0, &monitor_get_tbu, },
1912
    { "tbl", 0, &monitor_get_tbl, },
1913
#if defined(TARGET_PPC64)
1914
    /* Address space register */
1915
    { "asr", offsetof(CPUState, asr) },
1916
#endif
1917
    /* Segment registers */
1918
    { "sdr1", offsetof(CPUState, sdr1) },
1919
    { "sr0", offsetof(CPUState, sr[0]) },
1920
    { "sr1", offsetof(CPUState, sr[1]) },
1921
    { "sr2", offsetof(CPUState, sr[2]) },
1922
    { "sr3", offsetof(CPUState, sr[3]) },
1923
    { "sr4", offsetof(CPUState, sr[4]) },
1924
    { "sr5", offsetof(CPUState, sr[5]) },
1925
    { "sr6", offsetof(CPUState, sr[6]) },
1926
    { "sr7", offsetof(CPUState, sr[7]) },
1927
    { "sr8", offsetof(CPUState, sr[8]) },
1928
    { "sr9", offsetof(CPUState, sr[9]) },
1929
    { "sr10", offsetof(CPUState, sr[10]) },
1930
    { "sr11", offsetof(CPUState, sr[11]) },
1931
    { "sr12", offsetof(CPUState, sr[12]) },
1932
    { "sr13", offsetof(CPUState, sr[13]) },
1933
    { "sr14", offsetof(CPUState, sr[14]) },
1934
    { "sr15", offsetof(CPUState, sr[15]) },
1935
    /* Too lazy to put BATs and SPRs ... */
1936
#elif defined(TARGET_SPARC)
1937
    { "g0", offsetof(CPUState, gregs[0]) },
1938
    { "g1", offsetof(CPUState, gregs[1]) },
1939
    { "g2", offsetof(CPUState, gregs[2]) },
1940
    { "g3", offsetof(CPUState, gregs[3]) },
1941
    { "g4", offsetof(CPUState, gregs[4]) },
1942
    { "g5", offsetof(CPUState, gregs[5]) },
1943
    { "g6", offsetof(CPUState, gregs[6]) },
1944
    { "g7", offsetof(CPUState, gregs[7]) },
1945
    { "o0", 0, monitor_get_reg },
1946
    { "o1", 1, monitor_get_reg },
1947
    { "o2", 2, monitor_get_reg },
1948
    { "o3", 3, monitor_get_reg },
1949
    { "o4", 4, monitor_get_reg },
1950
    { "o5", 5, monitor_get_reg },
1951
    { "o6", 6, monitor_get_reg },
1952
    { "o7", 7, monitor_get_reg },
1953
    { "l0", 8, monitor_get_reg },
1954
    { "l1", 9, monitor_get_reg },
1955
    { "l2", 10, monitor_get_reg },
1956
    { "l3", 11, monitor_get_reg },
1957
    { "l4", 12, monitor_get_reg },
1958
    { "l5", 13, monitor_get_reg },
1959
    { "l6", 14, monitor_get_reg },
1960
    { "l7", 15, monitor_get_reg },
1961
    { "i0", 16, monitor_get_reg },
1962
    { "i1", 17, monitor_get_reg },
1963
    { "i2", 18, monitor_get_reg },
1964
    { "i3", 19, monitor_get_reg },
1965
    { "i4", 20, monitor_get_reg },
1966
    { "i5", 21, monitor_get_reg },
1967
    { "i6", 22, monitor_get_reg },
1968
    { "i7", 23, monitor_get_reg },
1969
    { "pc", offsetof(CPUState, pc) },
1970
    { "npc", offsetof(CPUState, npc) },
1971
    { "y", offsetof(CPUState, y) },
1972
#ifndef TARGET_SPARC64
1973
    { "psr", 0, &monitor_get_psr, },
1974
    { "wim", offsetof(CPUState, wim) },
1975
#endif
1976
    { "tbr", offsetof(CPUState, tbr) },
1977
    { "fsr", offsetof(CPUState, fsr) },
1978
    { "f0", offsetof(CPUState, fpr[0]) },
1979
    { "f1", offsetof(CPUState, fpr[1]) },
1980
    { "f2", offsetof(CPUState, fpr[2]) },
1981
    { "f3", offsetof(CPUState, fpr[3]) },
1982
    { "f4", offsetof(CPUState, fpr[4]) },
1983
    { "f5", offsetof(CPUState, fpr[5]) },
1984
    { "f6", offsetof(CPUState, fpr[6]) },
1985
    { "f7", offsetof(CPUState, fpr[7]) },
1986
    { "f8", offsetof(CPUState, fpr[8]) },
1987
    { "f9", offsetof(CPUState, fpr[9]) },
1988
    { "f10", offsetof(CPUState, fpr[10]) },
1989
    { "f11", offsetof(CPUState, fpr[11]) },
1990
    { "f12", offsetof(CPUState, fpr[12]) },
1991
    { "f13", offsetof(CPUState, fpr[13]) },
1992
    { "f14", offsetof(CPUState, fpr[14]) },
1993
    { "f15", offsetof(CPUState, fpr[15]) },
1994
    { "f16", offsetof(CPUState, fpr[16]) },
1995
    { "f17", offsetof(CPUState, fpr[17]) },
1996
    { "f18", offsetof(CPUState, fpr[18]) },
1997
    { "f19", offsetof(CPUState, fpr[19]) },
1998
    { "f20", offsetof(CPUState, fpr[20]) },
1999
    { "f21", offsetof(CPUState, fpr[21]) },
2000
    { "f22", offsetof(CPUState, fpr[22]) },
2001
    { "f23", offsetof(CPUState, fpr[23]) },
2002
    { "f24", offsetof(CPUState, fpr[24]) },
2003
    { "f25", offsetof(CPUState, fpr[25]) },
2004
    { "f26", offsetof(CPUState, fpr[26]) },
2005
    { "f27", offsetof(CPUState, fpr[27]) },
2006
    { "f28", offsetof(CPUState, fpr[28]) },
2007
    { "f29", offsetof(CPUState, fpr[29]) },
2008
    { "f30", offsetof(CPUState, fpr[30]) },
2009
    { "f31", offsetof(CPUState, fpr[31]) },
2010
#ifdef TARGET_SPARC64
2011
    { "f32", offsetof(CPUState, fpr[32]) },
2012
    { "f34", offsetof(CPUState, fpr[34]) },
2013
    { "f36", offsetof(CPUState, fpr[36]) },
2014
    { "f38", offsetof(CPUState, fpr[38]) },
2015
    { "f40", offsetof(CPUState, fpr[40]) },
2016
    { "f42", offsetof(CPUState, fpr[42]) },
2017
    { "f44", offsetof(CPUState, fpr[44]) },
2018
    { "f46", offsetof(CPUState, fpr[46]) },
2019
    { "f48", offsetof(CPUState, fpr[48]) },
2020
    { "f50", offsetof(CPUState, fpr[50]) },
2021
    { "f52", offsetof(CPUState, fpr[52]) },
2022
    { "f54", offsetof(CPUState, fpr[54]) },
2023
    { "f56", offsetof(CPUState, fpr[56]) },
2024
    { "f58", offsetof(CPUState, fpr[58]) },
2025
    { "f60", offsetof(CPUState, fpr[60]) },
2026
    { "f62", offsetof(CPUState, fpr[62]) },
2027
    { "asi", offsetof(CPUState, asi) },
2028
    { "pstate", offsetof(CPUState, pstate) },
2029
    { "cansave", offsetof(CPUState, cansave) },
2030
    { "canrestore", offsetof(CPUState, canrestore) },
2031
    { "otherwin", offsetof(CPUState, otherwin) },
2032
    { "wstate", offsetof(CPUState, wstate) },
2033
    { "cleanwin", offsetof(CPUState, cleanwin) },
2034
    { "fprs", offsetof(CPUState, fprs) },
2035
#endif
2036
#endif
2037
    { NULL },
2038
};
2039

    
2040
static void expr_error(Monitor *mon, const char *msg)
2041
{
2042
    monitor_printf(mon, "%s\n", msg);
2043
    longjmp(expr_env, 1);
2044
}
2045

    
2046
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
2047
static int get_monitor_def(target_long *pval, const char *name)
2048
{
2049
    const MonitorDef *md;
2050
    void *ptr;
2051

    
2052
    for(md = monitor_defs; md->name != NULL; md++) {
2053
        if (compare_cmd(name, md->name)) {
2054
            if (md->get_value) {
2055
                *pval = md->get_value(md, md->offset);
2056
            } else {
2057
                CPUState *env = mon_get_cpu();
2058
                if (!env)
2059
                    return -2;
2060
                ptr = (uint8_t *)env + md->offset;
2061
                switch(md->type) {
2062
                case MD_I32:
2063
                    *pval = *(int32_t *)ptr;
2064
                    break;
2065
                case MD_TLONG:
2066
                    *pval = *(target_long *)ptr;
2067
                    break;
2068
                default:
2069
                    *pval = 0;
2070
                    break;
2071
                }
2072
            }
2073
            return 0;
2074
        }
2075
    }
2076
    return -1;
2077
}
2078

    
2079
static void next(void)
2080
{
2081
    if (pch != '\0') {
2082
        pch++;
2083
        while (qemu_isspace(*pch))
2084
            pch++;
2085
    }
2086
}
2087

    
2088
static int64_t expr_sum(Monitor *mon);
2089

    
2090
static int64_t expr_unary(Monitor *mon)
2091
{
2092
    int64_t n;
2093
    char *p;
2094
    int ret;
2095

    
2096
    switch(*pch) {
2097
    case '+':
2098
        next();
2099
        n = expr_unary(mon);
2100
        break;
2101
    case '-':
2102
        next();
2103
        n = -expr_unary(mon);
2104
        break;
2105
    case '~':
2106
        next();
2107
        n = ~expr_unary(mon);
2108
        break;
2109
    case '(':
2110
        next();
2111
        n = expr_sum(mon);
2112
        if (*pch != ')') {
2113
            expr_error(mon, "')' expected");
2114
        }
2115
        next();
2116
        break;
2117
    case '\'':
2118
        pch++;
2119
        if (*pch == '\0')
2120
            expr_error(mon, "character constant expected");
2121
        n = *pch;
2122
        pch++;
2123
        if (*pch != '\'')
2124
            expr_error(mon, "missing terminating \' character");
2125
        next();
2126
        break;
2127
    case '$':
2128
        {
2129
            char buf[128], *q;
2130
            target_long reg=0;
2131

    
2132
            pch++;
2133
            q = buf;
2134
            while ((*pch >= 'a' && *pch <= 'z') ||
2135
                   (*pch >= 'A' && *pch <= 'Z') ||
2136
                   (*pch >= '0' && *pch <= '9') ||
2137
                   *pch == '_' || *pch == '.') {
2138
                if ((q - buf) < sizeof(buf) - 1)
2139
                    *q++ = *pch;
2140
                pch++;
2141
            }
2142
            while (qemu_isspace(*pch))
2143
                pch++;
2144
            *q = 0;
2145
            ret = get_monitor_def(&reg, buf);
2146
            if (ret == -1)
2147
                expr_error(mon, "unknown register");
2148
            else if (ret == -2)
2149
                expr_error(mon, "no cpu defined");
2150
            n = reg;
2151
        }
2152
        break;
2153
    case '\0':
2154
        expr_error(mon, "unexpected end of expression");
2155
        n = 0;
2156
        break;
2157
    default:
2158
#if TARGET_PHYS_ADDR_BITS > 32
2159
        n = strtoull(pch, &p, 0);
2160
#else
2161
        n = strtoul(pch, &p, 0);
2162
#endif
2163
        if (pch == p) {
2164
            expr_error(mon, "invalid char in expression");
2165
        }
2166
        pch = p;
2167
        while (qemu_isspace(*pch))
2168
            pch++;
2169
        break;
2170
    }
2171
    return n;
2172
}
2173

    
2174

    
2175
static int64_t expr_prod(Monitor *mon)
2176
{
2177
    int64_t val, val2;
2178
    int op;
2179

    
2180
    val = expr_unary(mon);
2181
    for(;;) {
2182
        op = *pch;
2183
        if (op != '*' && op != '/' && op != '%')
2184
            break;
2185
        next();
2186
        val2 = expr_unary(mon);
2187
        switch(op) {
2188
        default:
2189
        case '*':
2190
            val *= val2;
2191
            break;
2192
        case '/':
2193
        case '%':
2194
            if (val2 == 0)
2195
                expr_error(mon, "division by zero");
2196
            if (op == '/')
2197
                val /= val2;
2198
            else
2199
                val %= val2;
2200
            break;
2201
        }
2202
    }
2203
    return val;
2204
}
2205

    
2206
static int64_t expr_logic(Monitor *mon)
2207
{
2208
    int64_t val, val2;
2209
    int op;
2210

    
2211
    val = expr_prod(mon);
2212
    for(;;) {
2213
        op = *pch;
2214
        if (op != '&' && op != '|' && op != '^')
2215
            break;
2216
        next();
2217
        val2 = expr_prod(mon);
2218
        switch(op) {
2219
        default:
2220
        case '&':
2221
            val &= val2;
2222
            break;
2223
        case '|':
2224
            val |= val2;
2225
            break;
2226
        case '^':
2227
            val ^= val2;
2228
            break;
2229
        }
2230
    }
2231
    return val;
2232
}
2233

    
2234
static int64_t expr_sum(Monitor *mon)
2235
{
2236
    int64_t val, val2;
2237
    int op;
2238

    
2239
    val = expr_logic(mon);
2240
    for(;;) {
2241
        op = *pch;
2242
        if (op != '+' && op != '-')
2243
            break;
2244
        next();
2245
        val2 = expr_logic(mon);
2246
        if (op == '+')
2247
            val += val2;
2248
        else
2249
            val -= val2;
2250
    }
2251
    return val;
2252
}
2253

    
2254
static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2255
{
2256
    pch = *pp;
2257
    if (setjmp(expr_env)) {
2258
        *pp = pch;
2259
        return -1;
2260
    }
2261
    while (qemu_isspace(*pch))
2262
        pch++;
2263
    *pval = expr_sum(mon);
2264
    *pp = pch;
2265
    return 0;
2266
}
2267

    
2268
static int get_str(char *buf, int buf_size, const char **pp)
2269
{
2270
    const char *p;
2271
    char *q;
2272
    int c;
2273

    
2274
    q = buf;
2275
    p = *pp;
2276
    while (qemu_isspace(*p))
2277
        p++;
2278
    if (*p == '\0') {
2279
    fail:
2280
        *q = '\0';
2281
        *pp = p;
2282
        return -1;
2283
    }
2284
    if (*p == '\"') {
2285
        p++;
2286
        while (*p != '\0' && *p != '\"') {
2287
            if (*p == '\\') {
2288
                p++;
2289
                c = *p++;
2290
                switch(c) {
2291
                case 'n':
2292
                    c = '\n';
2293
                    break;
2294
                case 'r':
2295
                    c = '\r';
2296
                    break;
2297
                case '\\':
2298
                case '\'':
2299
                case '\"':
2300
                    break;
2301
                default:
2302
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2303
                    goto fail;
2304
                }
2305
                if ((q - buf) < buf_size - 1) {
2306
                    *q++ = c;
2307
                }
2308
            } else {
2309
                if ((q - buf) < buf_size - 1) {
2310
                    *q++ = *p;
2311
                }
2312
                p++;
2313
            }
2314
        }
2315
        if (*p != '\"') {
2316
            qemu_printf("unterminated string\n");
2317
            goto fail;
2318
        }
2319
        p++;
2320
    } else {
2321
        while (*p != '\0' && !qemu_isspace(*p)) {
2322
            if ((q - buf) < buf_size - 1) {
2323
                *q++ = *p;
2324
            }
2325
            p++;
2326
        }
2327
    }
2328
    *q = '\0';
2329
    *pp = p;
2330
    return 0;
2331
}
2332

    
2333
static int default_fmt_format = 'x';
2334
static int default_fmt_size = 4;
2335

    
2336
#define MAX_ARGS 16
2337

    
2338
static void monitor_handle_command(Monitor *mon, const char *cmdline)
2339
{
2340
    const char *p, *pstart, *typestr;
2341
    char *q;
2342
    int c, nb_args, len, i, has_arg;
2343
    const mon_cmd_t *cmd;
2344
    char cmdname[256];
2345
    char buf[1024];
2346
    void *str_allocated[MAX_ARGS];
2347
    void *args[MAX_ARGS];
2348
    void (*handler_0)(Monitor *mon);
2349
    void (*handler_1)(Monitor *mon, void *arg0);
2350
    void (*handler_2)(Monitor *mon, void *arg0, void *arg1);
2351
    void (*handler_3)(Monitor *mon, void *arg0, void *arg1, void *arg2);
2352
    void (*handler_4)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2353
                      void *arg3);
2354
    void (*handler_5)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2355
                      void *arg3, void *arg4);
2356
    void (*handler_6)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2357
                      void *arg3, void *arg4, void *arg5);
2358
    void (*handler_7)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2359
                      void *arg3, void *arg4, void *arg5, void *arg6);
2360

    
2361
#ifdef DEBUG
2362
    monitor_printf(mon, "command='%s'\n", cmdline);
2363
#endif
2364

    
2365
    /* extract the command name */
2366
    p = cmdline;
2367
    q = cmdname;
2368
    while (qemu_isspace(*p))
2369
        p++;
2370
    if (*p == '\0')
2371
        return;
2372
    pstart = p;
2373
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2374
        p++;
2375
    len = p - pstart;
2376
    if (len > sizeof(cmdname) - 1)
2377
        len = sizeof(cmdname) - 1;
2378
    memcpy(cmdname, pstart, len);
2379
    cmdname[len] = '\0';
2380

    
2381
    /* find the command */
2382
    for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2383
        if (compare_cmd(cmdname, cmd->name))
2384
            goto found;
2385
    }
2386
    monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2387
    return;
2388
 found:
2389

    
2390
    for(i = 0; i < MAX_ARGS; i++)
2391
        str_allocated[i] = NULL;
2392

    
2393
    /* parse the parameters */
2394
    typestr = cmd->args_type;
2395
    nb_args = 0;
2396
    for(;;) {
2397
        c = *typestr;
2398
        if (c == '\0')
2399
            break;
2400
        typestr++;
2401
        switch(c) {
2402
        case 'F':
2403
        case 'B':
2404
        case 's':
2405
            {
2406
                int ret;
2407
                char *str;
2408

    
2409
                while (qemu_isspace(*p))
2410
                    p++;
2411
                if (*typestr == '?') {
2412
                    typestr++;
2413
                    if (*p == '\0') {
2414
                        /* no optional string: NULL argument */
2415
                        str = NULL;
2416
                        goto add_str;
2417
                    }
2418
                }
2419
                ret = get_str(buf, sizeof(buf), &p);
2420
                if (ret < 0) {
2421
                    switch(c) {
2422
                    case 'F':
2423
                        monitor_printf(mon, "%s: filename expected\n",
2424
                                       cmdname);
2425
                        break;
2426
                    case 'B':
2427
                        monitor_printf(mon, "%s: block device name expected\n",
2428
                                       cmdname);
2429
                        break;
2430
                    default:
2431
                        monitor_printf(mon, "%s: string expected\n", cmdname);
2432
                        break;
2433
                    }
2434
                    goto fail;
2435
                }
2436
                str = qemu_malloc(strlen(buf) + 1);
2437
                pstrcpy(str, sizeof(buf), buf);
2438
                str_allocated[nb_args] = str;
2439
            add_str:
2440
                if (nb_args >= MAX_ARGS) {
2441
                error_args:
2442
                    monitor_printf(mon, "%s: too many arguments\n", cmdname);
2443
                    goto fail;
2444
                }
2445
                args[nb_args++] = str;
2446
            }
2447
            break;
2448
        case '/':
2449
            {
2450
                int count, format, size;
2451

    
2452
                while (qemu_isspace(*p))
2453
                    p++;
2454
                if (*p == '/') {
2455
                    /* format found */
2456
                    p++;
2457
                    count = 1;
2458
                    if (qemu_isdigit(*p)) {
2459
                        count = 0;
2460
                        while (qemu_isdigit(*p)) {
2461
                            count = count * 10 + (*p - '0');
2462
                            p++;
2463
                        }
2464
                    }
2465
                    size = -1;
2466
                    format = -1;
2467
                    for(;;) {
2468
                        switch(*p) {
2469
                        case 'o':
2470
                        case 'd':
2471
                        case 'u':
2472
                        case 'x':
2473
                        case 'i':
2474
                        case 'c':
2475
                            format = *p++;
2476
                            break;
2477
                        case 'b':
2478
                            size = 1;
2479
                            p++;
2480
                            break;
2481
                        case 'h':
2482
                            size = 2;
2483
                            p++;
2484
                            break;
2485
                        case 'w':
2486
                            size = 4;
2487
                            p++;
2488
                            break;
2489
                        case 'g':
2490
                        case 'L':
2491
                            size = 8;
2492
                            p++;
2493
                            break;
2494
                        default:
2495
                            goto next;
2496
                        }
2497
                    }
2498
                next:
2499
                    if (*p != '\0' && !qemu_isspace(*p)) {
2500
                        monitor_printf(mon, "invalid char in format: '%c'\n",
2501
                                       *p);
2502
                        goto fail;
2503
                    }
2504
                    if (format < 0)
2505
                        format = default_fmt_format;
2506
                    if (format != 'i') {
2507
                        /* for 'i', not specifying a size gives -1 as size */
2508
                        if (size < 0)
2509
                            size = default_fmt_size;
2510
                        default_fmt_size = size;
2511
                    }
2512
                    default_fmt_format = format;
2513
                } else {
2514
                    count = 1;
2515
                    format = default_fmt_format;
2516
                    if (format != 'i') {
2517
                        size = default_fmt_size;
2518
                    } else {
2519
                        size = -1;
2520
                    }
2521
                }
2522
                if (nb_args + 3 > MAX_ARGS)
2523
                    goto error_args;
2524
                args[nb_args++] = (void*)(long)count;
2525
                args[nb_args++] = (void*)(long)format;
2526
                args[nb_args++] = (void*)(long)size;
2527
            }
2528
            break;
2529
        case 'i':
2530
        case 'l':
2531
            {
2532
                int64_t val;
2533

    
2534
                while (qemu_isspace(*p))
2535
                    p++;
2536
                if (*typestr == '?' || *typestr == '.') {
2537
                    if (*typestr == '?') {
2538
                        if (*p == '\0')
2539
                            has_arg = 0;
2540
                        else
2541
                            has_arg = 1;
2542
                    } else {
2543
                        if (*p == '.') {
2544
                            p++;
2545
                            while (qemu_isspace(*p))
2546
                                p++;
2547
                            has_arg = 1;
2548
                        } else {
2549
                            has_arg = 0;
2550
                        }
2551
                    }
2552
                    typestr++;
2553
                    if (nb_args >= MAX_ARGS)
2554
                        goto error_args;
2555
                    args[nb_args++] = (void *)(long)has_arg;
2556
                    if (!has_arg) {
2557
                        if (nb_args >= MAX_ARGS)
2558
                            goto error_args;
2559
                        val = -1;
2560
                        goto add_num;
2561
                    }
2562
                }
2563
                if (get_expr(mon, &val, &p))
2564
                    goto fail;
2565
            add_num:
2566
                if (c == 'i') {
2567
                    if (nb_args >= MAX_ARGS)
2568
                        goto error_args;
2569
                    args[nb_args++] = (void *)(long)val;
2570
                } else {
2571
                    if ((nb_args + 1) >= MAX_ARGS)
2572
                        goto error_args;
2573
#if TARGET_PHYS_ADDR_BITS > 32
2574
                    args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2575
#else
2576
                    args[nb_args++] = (void *)0;
2577
#endif
2578
                    args[nb_args++] = (void *)(long)(val & 0xffffffff);
2579
                }
2580
            }
2581
            break;
2582
        case '-':
2583
            {
2584
                int has_option;
2585
                /* option */
2586

    
2587
                c = *typestr++;
2588
                if (c == '\0')
2589
                    goto bad_type;
2590
                while (qemu_isspace(*p))
2591
                    p++;
2592
                has_option = 0;
2593
                if (*p == '-') {
2594
                    p++;
2595
                    if (*p != c) {
2596
                        monitor_printf(mon, "%s: unsupported option -%c\n",
2597
                                       cmdname, *p);
2598
                        goto fail;
2599
                    }
2600
                    p++;
2601
                    has_option = 1;
2602
                }
2603
                if (nb_args >= MAX_ARGS)
2604
                    goto error_args;
2605
                args[nb_args++] = (void *)(long)has_option;
2606
            }
2607
            break;
2608
        default:
2609
        bad_type:
2610
            monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2611
            goto fail;
2612
        }
2613
    }
2614
    /* check that all arguments were parsed */
2615
    while (qemu_isspace(*p))
2616
        p++;
2617
    if (*p != '\0') {
2618
        monitor_printf(mon, "%s: extraneous characters at the end of line\n",
2619
                       cmdname);
2620
        goto fail;
2621
    }
2622

    
2623
    switch(nb_args) {
2624
    case 0:
2625
        handler_0 = cmd->handler;
2626
        handler_0(mon);
2627
        break;
2628
    case 1:
2629
        handler_1 = cmd->handler;
2630
        handler_1(mon, args[0]);
2631
        break;
2632
    case 2:
2633
        handler_2 = cmd->handler;
2634
        handler_2(mon, args[0], args[1]);
2635
        break;
2636
    case 3:
2637
        handler_3 = cmd->handler;
2638
        handler_3(mon, args[0], args[1], args[2]);
2639
        break;
2640
    case 4:
2641
        handler_4 = cmd->handler;
2642
        handler_4(mon, args[0], args[1], args[2], args[3]);
2643
        break;
2644
    case 5:
2645
        handler_5 = cmd->handler;
2646
        handler_5(mon, args[0], args[1], args[2], args[3], args[4]);
2647
        break;
2648
    case 6:
2649
        handler_6 = cmd->handler;
2650
        handler_6(mon, args[0], args[1], args[2], args[3], args[4], args[5]);
2651
        break;
2652
    case 7:
2653
        handler_7 = cmd->handler;
2654
        handler_7(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2655
                  args[6]);
2656
        break;
2657
    default:
2658
        monitor_printf(mon, "unsupported number of arguments: %d\n", nb_args);
2659
        goto fail;
2660
    }
2661
 fail:
2662
    for(i = 0; i < MAX_ARGS; i++)
2663
        qemu_free(str_allocated[i]);
2664
    return;
2665
}
2666

    
2667
static void cmd_completion(const char *name, const char *list)
2668
{
2669
    const char *p, *pstart;
2670
    char cmd[128];
2671
    int len;
2672

    
2673
    p = list;
2674
    for(;;) {
2675
        pstart = p;
2676
        p = strchr(p, '|');
2677
        if (!p)
2678
            p = pstart + strlen(pstart);
2679
        len = p - pstart;
2680
        if (len > sizeof(cmd) - 2)
2681
            len = sizeof(cmd) - 2;
2682
        memcpy(cmd, pstart, len);
2683
        cmd[len] = '\0';
2684
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2685
            readline_add_completion(cmd);
2686
        }
2687
        if (*p == '\0')
2688
            break;
2689
        p++;
2690
    }
2691
}
2692

    
2693
static void file_completion(const char *input)
2694
{
2695
    DIR *ffs;
2696
    struct dirent *d;
2697
    char path[1024];
2698
    char file[1024], file_prefix[1024];
2699
    int input_path_len;
2700
    const char *p;
2701

    
2702
    p = strrchr(input, '/');
2703
    if (!p) {
2704
        input_path_len = 0;
2705
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2706
        pstrcpy(path, sizeof(path), ".");
2707
    } else {
2708
        input_path_len = p - input + 1;
2709
        memcpy(path, input, input_path_len);
2710
        if (input_path_len > sizeof(path) - 1)
2711
            input_path_len = sizeof(path) - 1;
2712
        path[input_path_len] = '\0';
2713
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2714
    }
2715
#ifdef DEBUG_COMPLETION
2716
    monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
2717
                   input, path, file_prefix);
2718
#endif
2719
    ffs = opendir(path);
2720
    if (!ffs)
2721
        return;
2722
    for(;;) {
2723
        struct stat sb;
2724
        d = readdir(ffs);
2725
        if (!d)
2726
            break;
2727
        if (strstart(d->d_name, file_prefix, NULL)) {
2728
            memcpy(file, input, input_path_len);
2729
            if (input_path_len < sizeof(file))
2730
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2731
                        d->d_name);
2732
            /* stat the file to find out if it's a directory.
2733
             * In that case add a slash to speed up typing long paths
2734
             */
2735
            stat(file, &sb);
2736
            if(S_ISDIR(sb.st_mode))
2737
                pstrcat(file, sizeof(file), "/");
2738
            readline_add_completion(file);
2739
        }
2740
    }
2741
    closedir(ffs);
2742
}
2743

    
2744
static void block_completion_it(void *opaque, BlockDriverState *bs)
2745
{
2746
    const char *name = bdrv_get_device_name(bs);
2747
    const char *input = opaque;
2748

    
2749
    if (input[0] == '\0' ||
2750
        !strncmp(name, (char *)input, strlen(input))) {
2751
        readline_add_completion(name);
2752
    }
2753
}
2754

    
2755
/* NOTE: this parser is an approximate form of the real command parser */
2756
static void parse_cmdline(const char *cmdline,
2757
                         int *pnb_args, char **args)
2758
{
2759
    const char *p;
2760
    int nb_args, ret;
2761
    char buf[1024];
2762

    
2763
    p = cmdline;
2764
    nb_args = 0;
2765
    for(;;) {
2766
        while (qemu_isspace(*p))
2767
            p++;
2768
        if (*p == '\0')
2769
            break;
2770
        if (nb_args >= MAX_ARGS)
2771
            break;
2772
        ret = get_str(buf, sizeof(buf), &p);
2773
        args[nb_args] = qemu_strdup(buf);
2774
        nb_args++;
2775
        if (ret < 0)
2776
            break;
2777
    }
2778
    *pnb_args = nb_args;
2779
}
2780

    
2781
void readline_find_completion(const char *cmdline)
2782
{
2783
    const char *cmdname;
2784
    char *args[MAX_ARGS];
2785
    int nb_args, i, len;
2786
    const char *ptype, *str;
2787
    const mon_cmd_t *cmd;
2788
    const KeyDef *key;
2789

    
2790
    parse_cmdline(cmdline, &nb_args, args);
2791
#ifdef DEBUG_COMPLETION
2792
    for(i = 0; i < nb_args; i++) {
2793
        monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
2794
    }
2795
#endif
2796

    
2797
    /* if the line ends with a space, it means we want to complete the
2798
       next arg */
2799
    len = strlen(cmdline);
2800
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
2801
        if (nb_args >= MAX_ARGS)
2802
            return;
2803
        args[nb_args++] = qemu_strdup("");
2804
    }
2805
    if (nb_args <= 1) {
2806
        /* command completion */
2807
        if (nb_args == 0)
2808
            cmdname = "";
2809
        else
2810
            cmdname = args[0];
2811
        readline_set_completion_index(strlen(cmdname));
2812
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2813
            cmd_completion(cmdname, cmd->name);
2814
        }
2815
    } else {
2816
        /* find the command */
2817
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2818
            if (compare_cmd(args[0], cmd->name))
2819
                goto found;
2820
        }
2821
        return;
2822
    found:
2823
        ptype = cmd->args_type;
2824
        for(i = 0; i < nb_args - 2; i++) {
2825
            if (*ptype != '\0') {
2826
                ptype++;
2827
                while (*ptype == '?')
2828
                    ptype++;
2829
            }
2830
        }
2831
        str = args[nb_args - 1];
2832
        switch(*ptype) {
2833
        case 'F':
2834
            /* file completion */
2835
            readline_set_completion_index(strlen(str));
2836
            file_completion(str);
2837
            break;
2838
        case 'B':
2839
            /* block device name completion */
2840
            readline_set_completion_index(strlen(str));
2841
            bdrv_iterate(block_completion_it, (void *)str);
2842
            break;
2843
        case 's':
2844
            /* XXX: more generic ? */
2845
            if (!strcmp(cmd->name, "info")) {
2846
                readline_set_completion_index(strlen(str));
2847
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2848
                    cmd_completion(str, cmd->name);
2849
                }
2850
            } else if (!strcmp(cmd->name, "sendkey")) {
2851
                readline_set_completion_index(strlen(str));
2852
                for(key = key_defs; key->name != NULL; key++) {
2853
                    cmd_completion(str, key->name);
2854
                }
2855
            }
2856
            break;
2857
        default:
2858
            break;
2859
        }
2860
    }
2861
    for(i = 0; i < nb_args; i++)
2862
        qemu_free(args[i]);
2863
}
2864

    
2865
static int term_can_read(void *opaque)
2866
{
2867
    return 128;
2868
}
2869

    
2870
static void term_read(void *opaque, const uint8_t *buf, int size)
2871
{
2872
    int i;
2873

    
2874
    for (i = 0; i < size; i++)
2875
        readline_handle_byte(buf[i]);
2876
}
2877

    
2878
static int monitor_suspended;
2879

    
2880
static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
2881
{
2882
    monitor_handle_command(mon, cmdline);
2883
    if (!monitor_suspended)
2884
        readline_show_prompt();
2885
    else
2886
        monitor_suspended = 2;
2887
}
2888

    
2889
void monitor_suspend(Monitor *mon)
2890
{
2891
    monitor_suspended = 1;
2892
}
2893

    
2894
void monitor_resume(Monitor *mon)
2895
{
2896
    if (monitor_suspended == 2)
2897
        monitor_start_input();
2898
    monitor_suspended = 0;
2899
}
2900

    
2901
static void monitor_start_input(void)
2902
{
2903
    readline_start("(qemu) ", 0, monitor_command_cb, NULL);
2904
    readline_show_prompt();
2905
}
2906

    
2907
static void term_event(void *opaque, int event)
2908
{
2909
    Monitor *mon = opaque;
2910

    
2911
    if (event != CHR_EVENT_RESET)
2912
        return;
2913

    
2914
    if (!hide_banner)
2915
        monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
2916
                       "information\n", QEMU_VERSION);
2917
    monitor_start_input();
2918
}
2919

    
2920
static int is_first_init = 1;
2921

    
2922
void monitor_init(CharDriverState *chr, int show_banner)
2923
{
2924
    int i;
2925

    
2926
    if (is_first_init) {
2927
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2928
        if (!key_timer)
2929
            return;
2930
        for (i = 0; i < MAX_MON; i++) {
2931
            monitor_hd[i] = NULL;
2932
        }
2933
        is_first_init = 0;
2934
    }
2935
    for (i = 0; i < MAX_MON; i++) {
2936
        if (monitor_hd[i] == NULL) {
2937
            monitor_hd[i] = chr;
2938
            break;
2939
        }
2940
    }
2941

    
2942
    hide_banner = !show_banner;
2943

    
2944
    qemu_chr_add_handlers(chr, term_can_read, term_read, term_event, cur_mon);
2945

    
2946
    readline_start("", 0, monitor_command_cb, NULL);
2947
}
2948

    
2949
static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
2950
{
2951
    BlockDriverState *bs = opaque;
2952
    int ret = 0;
2953

    
2954
    if (bdrv_set_key(bs, password) != 0) {
2955
        monitor_printf(mon, "invalid password\n");
2956
        ret = -EPERM;
2957
    }
2958
    if (password_completion_cb)
2959
        password_completion_cb(password_opaque, ret);
2960

    
2961
    monitor_start_input();
2962
}
2963

    
2964
void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
2965
                                 BlockDriverCompletionFunc *completion_cb,
2966
                                 void *opaque)
2967
{
2968
    if (!bdrv_key_required(bs)) {
2969
        if (completion_cb)
2970
            completion_cb(opaque, 0);
2971
        return;
2972
    }
2973

    
2974
    monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
2975
                   bdrv_get_encrypted_filename(bs));
2976

    
2977
    password_completion_cb = completion_cb;
2978
    password_opaque = opaque;
2979

    
2980
    monitor_read_password(mon, bdrv_password_cb, bs);
2981
}