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

    
40
//#define DEBUG
41
//#define DEBUG_COMPLETION
42

    
43
/*
44
 * Supported types:
45
 *
46
 * 'F'          filename
47
 * 'B'          block device name
48
 * 's'          string (accept optional quote)
49
 * 'i'          32 bit integer
50
 * 'l'          target long (32 or 64 bit)
51
 * '/'          optional gdb-like print format (like "/10x")
52
 *
53
 * '?'          optional type (for 'F', 's' and 'i')
54
 *
55
 */
56

    
57
typedef struct term_cmd_t {
58
    const char *name;
59
    const char *args_type;
60
    void *handler;
61
    const char *params;
62
    const char *help;
63
} term_cmd_t;
64

    
65
#define MAX_MON 4
66
static CharDriverState *monitor_hd[MAX_MON];
67
static int hide_banner;
68

    
69
static term_cmd_t term_cmds[];
70
static term_cmd_t info_cmds[];
71

    
72
static uint8_t term_outbuf[1024];
73
static int term_outbuf_index;
74

    
75
static void monitor_start_input(void);
76

    
77
CPUState *mon_cpu = NULL;
78

    
79
void term_flush(void)
80
{
81
    int i;
82
    if (term_outbuf_index > 0) {
83
        for (i = 0; i < MAX_MON; i++)
84
            if (monitor_hd[i] && monitor_hd[i]->focus == 0)
85
                qemu_chr_write(monitor_hd[i], term_outbuf, term_outbuf_index);
86
        term_outbuf_index = 0;
87
    }
88
}
89

    
90
/* flush at every end of line or if the buffer is full */
91
void term_puts(const char *str)
92
{
93
    char c;
94
    for(;;) {
95
        c = *str++;
96
        if (c == '\0')
97
            break;
98
        if (c == '\n')
99
            term_outbuf[term_outbuf_index++] = '\r';
100
        term_outbuf[term_outbuf_index++] = c;
101
        if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
102
            c == '\n')
103
            term_flush();
104
    }
105
}
106

    
107
void term_vprintf(const char *fmt, va_list ap)
108
{
109
    char buf[4096];
110
    vsnprintf(buf, sizeof(buf), fmt, ap);
111
    term_puts(buf);
112
}
113

    
114
void term_printf(const char *fmt, ...)
115
{
116
    va_list ap;
117
    va_start(ap, fmt);
118
    term_vprintf(fmt, ap);
119
    va_end(ap);
120
}
121

    
122
void term_print_filename(const char *filename)
123
{
124
    int i;
125

    
126
    for (i = 0; filename[i]; i++) {
127
        switch (filename[i]) {
128
        case ' ':
129
        case '"':
130
        case '\\':
131
            term_printf("\\%c", filename[i]);
132
            break;
133
        case '\t':
134
            term_printf("\\t");
135
            break;
136
        case '\r':
137
            term_printf("\\r");
138
            break;
139
        case '\n':
140
            term_printf("\\n");
141
            break;
142
        default:
143
            term_printf("%c", filename[i]);
144
            break;
145
        }
146
    }
147
}
148

    
149
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
150
{
151
    va_list ap;
152
    va_start(ap, fmt);
153
    term_vprintf(fmt, ap);
154
    va_end(ap);
155
    return 0;
156
}
157

    
158
static int compare_cmd(const char *name, const char *list)
159
{
160
    const char *p, *pstart;
161
    int len;
162
    len = strlen(name);
163
    p = list;
164
    for(;;) {
165
        pstart = p;
166
        p = strchr(p, '|');
167
        if (!p)
168
            p = pstart + strlen(pstart);
169
        if ((p - pstart) == len && !memcmp(pstart, name, len))
170
            return 1;
171
        if (*p == '\0')
172
            break;
173
        p++;
174
    }
175
    return 0;
176
}
177

    
178
static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name)
179
{
180
    term_cmd_t *cmd;
181

    
182
    for(cmd = cmds; cmd->name != NULL; cmd++) {
183
        if (!name || !strcmp(name, cmd->name))
184
            term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
185
    }
186
}
187

    
188
static void help_cmd(const char *name)
189
{
190
    if (name && !strcmp(name, "info")) {
191
        help_cmd1(info_cmds, "info ", NULL);
192
    } else {
193
        help_cmd1(term_cmds, "", name);
194
        if (name && !strcmp(name, "log")) {
195
            CPULogItem *item;
196
            term_printf("Log items (comma separated):\n");
197
            term_printf("%-10s %s\n", "none", "remove all logs");
198
            for(item = cpu_log_items; item->mask != 0; item++) {
199
                term_printf("%-10s %s\n", item->name, item->help);
200
            }
201
        }
202
    }
203
}
204

    
205
static void do_help(const char *name)
206
{
207
    help_cmd(name);
208
}
209

    
210
static void do_commit(const char *device)
211
{
212
    int i, all_devices;
213

    
214
    all_devices = !strcmp(device, "all");
215
    for (i = 0; i < nb_drives; i++) {
216
            if (all_devices ||
217
                !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
218
                bdrv_commit(drives_table[i].bdrv);
219
    }
220
}
221

    
222
static void do_info(const char *item)
223
{
224
    term_cmd_t *cmd;
225
    void (*handler)(void);
226

    
227
    if (!item)
228
        goto help;
229
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
230
        if (compare_cmd(item, cmd->name))
231
            goto found;
232
    }
233
 help:
234
    help_cmd("info");
235
    return;
236
 found:
237
    handler = cmd->handler;
238
    handler();
239
}
240

    
241
static void do_info_version(void)
242
{
243
  term_printf("%s\n", QEMU_VERSION);
244
}
245

    
246
static void do_info_name(void)
247
{
248
    if (qemu_name)
249
        term_printf("%s\n", qemu_name);
250
}
251

    
252
static void do_info_uuid(void)
253
{
254
    term_printf(UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1], qemu_uuid[2],
255
            qemu_uuid[3], qemu_uuid[4], qemu_uuid[5], qemu_uuid[6],
256
            qemu_uuid[7], qemu_uuid[8], qemu_uuid[9], qemu_uuid[10],
257
            qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], qemu_uuid[14],
258
            qemu_uuid[15]);
259
}
260

    
261
static void do_info_block(void)
262
{
263
    bdrv_info();
264
}
265

    
266
static void do_info_blockstats(void)
267
{
268
    bdrv_info_stats();
269
}
270

    
271
/* get the current CPU defined by the user */
272
static int mon_set_cpu(int cpu_index)
273
{
274
    CPUState *env;
275

    
276
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
277
        if (env->cpu_index == cpu_index) {
278
            mon_cpu = env;
279
            return 0;
280
        }
281
    }
282
    return -1;
283
}
284

    
285
static CPUState *mon_get_cpu(void)
286
{
287
    if (!mon_cpu) {
288
        mon_set_cpu(0);
289
    }
290
    return mon_cpu;
291
}
292

    
293
static void do_info_registers(void)
294
{
295
    CPUState *env;
296
    env = mon_get_cpu();
297
    if (!env)
298
        return;
299
#ifdef TARGET_I386
300
    cpu_dump_state(env, NULL, monitor_fprintf,
301
                   X86_DUMP_FPU);
302
#else
303
    cpu_dump_state(env, NULL, monitor_fprintf,
304
                   0);
305
#endif
306
}
307

    
308
static void do_info_cpus(void)
309
{
310
    CPUState *env;
311

    
312
    /* just to set the default cpu if not already done */
313
    mon_get_cpu();
314

    
315
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
316
        term_printf("%c CPU #%d:",
317
                    (env == mon_cpu) ? '*' : ' ',
318
                    env->cpu_index);
319
#if defined(TARGET_I386)
320
        term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
321
#elif defined(TARGET_PPC)
322
        term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
323
#elif defined(TARGET_SPARC)
324
        term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
325
#elif defined(TARGET_MIPS)
326
        term_printf(" PC=0x" TARGET_FMT_lx, env->active_tc.PC);
327
#endif
328
        if (env->halted)
329
            term_printf(" (halted)");
330
        term_printf("\n");
331
    }
332
}
333

    
334
static void do_cpu_set(int index)
335
{
336
    if (mon_set_cpu(index) < 0)
337
        term_printf("Invalid CPU index\n");
338
}
339

    
340
static void do_info_jit(void)
341
{
342
    dump_exec_info(NULL, monitor_fprintf);
343
}
344

    
345
static void do_info_history (void)
346
{
347
    int i;
348
    const char *str;
349

    
350
    i = 0;
351
    for(;;) {
352
        str = readline_get_history(i);
353
        if (!str)
354
            break;
355
        term_printf("%d: '%s'\n", i, str);
356
        i++;
357
    }
358
}
359

    
360
#if defined(TARGET_PPC)
361
/* XXX: not implemented in other targets */
362
static void do_info_cpu_stats (void)
363
{
364
    CPUState *env;
365

    
366
    env = mon_get_cpu();
367
    cpu_dump_statistics(env, NULL, &monitor_fprintf, 0);
368
}
369
#endif
370

    
371
static void do_quit(void)
372
{
373
    exit(0);
374
}
375

    
376
static int eject_device(BlockDriverState *bs, int force)
377
{
378
    if (bdrv_is_inserted(bs)) {
379
        if (!force) {
380
            if (!bdrv_is_removable(bs)) {
381
                term_printf("device is not removable\n");
382
                return -1;
383
            }
384
            if (bdrv_is_locked(bs)) {
385
                term_printf("device is locked\n");
386
                return -1;
387
            }
388
        }
389
        bdrv_close(bs);
390
    }
391
    return 0;
392
}
393

    
394
static void do_eject(int force, const char *filename)
395
{
396
    BlockDriverState *bs;
397

    
398
    bs = bdrv_find(filename);
399
    if (!bs) {
400
        term_printf("device not found\n");
401
        return;
402
    }
403
    eject_device(bs, force);
404
}
405

    
406
static void do_change_block(const char *device, const char *filename, const char *fmt)
407
{
408
    BlockDriverState *bs;
409
    BlockDriver *drv = NULL;
410

    
411
    bs = bdrv_find(device);
412
    if (!bs) {
413
        term_printf("device not found\n");
414
        return;
415
    }
416
    if (fmt) {
417
        drv = bdrv_find_format(fmt);
418
        if (!drv) {
419
            term_printf("invalid format %s\n", fmt);
420
            return;
421
        }
422
    }
423
    if (eject_device(bs, 0) < 0)
424
        return;
425
    bdrv_open2(bs, filename, 0, drv);
426
    qemu_key_check(bs, filename);
427
}
428

    
429
static void do_change_vnc(const char *target)
430
{
431
    if (strcmp(target, "passwd") == 0 ||
432
        strcmp(target, "password") == 0) {
433
        char password[9];
434
        monitor_readline("Password: ", 1, password, sizeof(password)-1);
435
        password[sizeof(password)-1] = '\0';
436
        if (vnc_display_password(NULL, password) < 0)
437
            term_printf("could not set VNC server password\n");
438
    } else {
439
        if (vnc_display_open(NULL, target) < 0)
440
            term_printf("could not start VNC server on %s\n", target);
441
    }
442
}
443

    
444
static void do_change(const char *device, const char *target, const char *fmt)
445
{
446
    if (strcmp(device, "vnc") == 0) {
447
        do_change_vnc(target);
448
    } else {
449
        do_change_block(device, target, fmt);
450
    }
451
}
452

    
453
static void do_screen_dump(const char *filename)
454
{
455
    vga_hw_screen_dump(filename);
456
}
457

    
458
static void do_logfile(const char *filename)
459
{
460
    cpu_set_log_filename(filename);
461
}
462

    
463
static void do_log(const char *items)
464
{
465
    int mask;
466

    
467
    if (!strcmp(items, "none")) {
468
        mask = 0;
469
    } else {
470
        mask = cpu_str_to_log_mask(items);
471
        if (!mask) {
472
            help_cmd("log");
473
            return;
474
        }
475
    }
476
    cpu_set_log(mask);
477
}
478

    
479
static void do_stop(void)
480
{
481
    vm_stop(EXCP_INTERRUPT);
482
}
483

    
484
static void do_cont(void)
485
{
486
    vm_start();
487
}
488

    
489
#ifdef CONFIG_GDBSTUB
490
static void do_gdbserver(const char *port)
491
{
492
    if (!port)
493
        port = DEFAULT_GDBSTUB_PORT;
494
    if (gdbserver_start(port) < 0) {
495
        qemu_printf("Could not open gdbserver socket on port '%s'\n", port);
496
    } else {
497
        qemu_printf("Waiting gdb connection on port '%s'\n", port);
498
    }
499
}
500
#endif
501

    
502
static void term_printc(int c)
503
{
504
    term_printf("'");
505
    switch(c) {
506
    case '\'':
507
        term_printf("\\'");
508
        break;
509
    case '\\':
510
        term_printf("\\\\");
511
        break;
512
    case '\n':
513
        term_printf("\\n");
514
        break;
515
    case '\r':
516
        term_printf("\\r");
517
        break;
518
    default:
519
        if (c >= 32 && c <= 126) {
520
            term_printf("%c", c);
521
        } else {
522
            term_printf("\\x%02x", c);
523
        }
524
        break;
525
    }
526
    term_printf("'");
527
}
528

    
529
static void memory_dump(int count, int format, int wsize,
530
                        target_phys_addr_t addr, int is_physical)
531
{
532
    CPUState *env;
533
    int nb_per_line, l, line_size, i, max_digits, len;
534
    uint8_t buf[16];
535
    uint64_t v;
536

    
537
    if (format == 'i') {
538
        int flags;
539
        flags = 0;
540
        env = mon_get_cpu();
541
        if (!env && !is_physical)
542
            return;
543
#ifdef TARGET_I386
544
        if (wsize == 2) {
545
            flags = 1;
546
        } else if (wsize == 4) {
547
            flags = 0;
548
        } else {
549
            /* as default we use the current CS size */
550
            flags = 0;
551
            if (env) {
552
#ifdef TARGET_X86_64
553
                if ((env->efer & MSR_EFER_LMA) &&
554
                    (env->segs[R_CS].flags & DESC_L_MASK))
555
                    flags = 2;
556
                else
557
#endif
558
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
559
                    flags = 1;
560
            }
561
        }
562
#endif
563
        monitor_disas(env, addr, count, is_physical, flags);
564
        return;
565
    }
566

    
567
    len = wsize * count;
568
    if (wsize == 1)
569
        line_size = 8;
570
    else
571
        line_size = 16;
572
    nb_per_line = line_size / wsize;
573
    max_digits = 0;
574

    
575
    switch(format) {
576
    case 'o':
577
        max_digits = (wsize * 8 + 2) / 3;
578
        break;
579
    default:
580
    case 'x':
581
        max_digits = (wsize * 8) / 4;
582
        break;
583
    case 'u':
584
    case 'd':
585
        max_digits = (wsize * 8 * 10 + 32) / 33;
586
        break;
587
    case 'c':
588
        wsize = 1;
589
        break;
590
    }
591

    
592
    while (len > 0) {
593
        if (is_physical)
594
            term_printf(TARGET_FMT_plx ":", addr);
595
        else
596
            term_printf(TARGET_FMT_lx ":", (target_ulong)addr);
597
        l = len;
598
        if (l > line_size)
599
            l = line_size;
600
        if (is_physical) {
601
            cpu_physical_memory_rw(addr, buf, l, 0);
602
        } else {
603
            env = mon_get_cpu();
604
            if (!env)
605
                break;
606
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
607
                term_printf(" Cannot access memory\n");
608
                break;
609
            }
610
        }
611
        i = 0;
612
        while (i < l) {
613
            switch(wsize) {
614
            default:
615
            case 1:
616
                v = ldub_raw(buf + i);
617
                break;
618
            case 2:
619
                v = lduw_raw(buf + i);
620
                break;
621
            case 4:
622
                v = (uint32_t)ldl_raw(buf + i);
623
                break;
624
            case 8:
625
                v = ldq_raw(buf + i);
626
                break;
627
            }
628
            term_printf(" ");
629
            switch(format) {
630
            case 'o':
631
                term_printf("%#*" PRIo64, max_digits, v);
632
                break;
633
            case 'x':
634
                term_printf("0x%0*" PRIx64, max_digits, v);
635
                break;
636
            case 'u':
637
                term_printf("%*" PRIu64, max_digits, v);
638
                break;
639
            case 'd':
640
                term_printf("%*" PRId64, max_digits, v);
641
                break;
642
            case 'c':
643
                term_printc(v);
644
                break;
645
            }
646
            i += wsize;
647
        }
648
        term_printf("\n");
649
        addr += l;
650
        len -= l;
651
    }
652
}
653

    
654
#if TARGET_LONG_BITS == 64
655
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
656
#else
657
#define GET_TLONG(h, l) (l)
658
#endif
659

    
660
static void do_memory_dump(int count, int format, int size,
661
                           uint32_t addrh, uint32_t addrl)
662
{
663
    target_long addr = GET_TLONG(addrh, addrl);
664
    memory_dump(count, format, size, addr, 0);
665
}
666

    
667
#if TARGET_PHYS_ADDR_BITS > 32
668
#define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
669
#else
670
#define GET_TPHYSADDR(h, l) (l)
671
#endif
672

    
673
static void do_physical_memory_dump(int count, int format, int size,
674
                                    uint32_t addrh, uint32_t addrl)
675

    
676
{
677
    target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
678
    memory_dump(count, format, size, addr, 1);
679
}
680

    
681
static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
682
{
683
    target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
684
#if TARGET_PHYS_ADDR_BITS == 32
685
    switch(format) {
686
    case 'o':
687
        term_printf("%#o", val);
688
        break;
689
    case 'x':
690
        term_printf("%#x", val);
691
        break;
692
    case 'u':
693
        term_printf("%u", val);
694
        break;
695
    default:
696
    case 'd':
697
        term_printf("%d", val);
698
        break;
699
    case 'c':
700
        term_printc(val);
701
        break;
702
    }
703
#else
704
    switch(format) {
705
    case 'o':
706
        term_printf("%#" PRIo64, val);
707
        break;
708
    case 'x':
709
        term_printf("%#" PRIx64, val);
710
        break;
711
    case 'u':
712
        term_printf("%" PRIu64, val);
713
        break;
714
    default:
715
    case 'd':
716
        term_printf("%" PRId64, val);
717
        break;
718
    case 'c':
719
        term_printc(val);
720
        break;
721
    }
722
#endif
723
    term_printf("\n");
724
}
725

    
726
static void do_memory_save(unsigned int valh, unsigned int vall,
727
                           uint32_t size, const char *filename)
728
{
729
    FILE *f;
730
    target_long addr = GET_TLONG(valh, vall);
731
    uint32_t l;
732
    CPUState *env;
733
    uint8_t buf[1024];
734

    
735
    env = mon_get_cpu();
736
    if (!env)
737
        return;
738

    
739
    f = fopen(filename, "wb");
740
    if (!f) {
741
        term_printf("could not open '%s'\n", filename);
742
        return;
743
    }
744
    while (size != 0) {
745
        l = sizeof(buf);
746
        if (l > size)
747
            l = size;
748
        cpu_memory_rw_debug(env, addr, buf, l, 0);
749
        fwrite(buf, 1, l, f);
750
        addr += l;
751
        size -= l;
752
    }
753
    fclose(f);
754
}
755

    
756
static void do_physical_memory_save(unsigned int valh, unsigned int vall,
757
                                    uint32_t size, const char *filename)
758
{
759
    FILE *f;
760
    uint32_t l;
761
    uint8_t buf[1024];
762
    target_phys_addr_t addr = GET_TPHYSADDR(valh, vall); 
763

    
764
    f = fopen(filename, "wb");
765
    if (!f) {
766
        term_printf("could not open '%s'\n", filename);
767
        return;
768
    }
769
    while (size != 0) {
770
        l = sizeof(buf);
771
        if (l > size)
772
            l = size;
773
        cpu_physical_memory_rw(addr, buf, l, 0);
774
        fwrite(buf, 1, l, f);
775
        fflush(f);
776
        addr += l;
777
        size -= l;
778
    }
779
    fclose(f);
780
}
781

    
782
static void do_sum(uint32_t start, uint32_t size)
783
{
784
    uint32_t addr;
785
    uint8_t buf[1];
786
    uint16_t sum;
787

    
788
    sum = 0;
789
    for(addr = start; addr < (start + size); addr++) {
790
        cpu_physical_memory_rw(addr, buf, 1, 0);
791
        /* BSD sum algorithm ('sum' Unix command) */
792
        sum = (sum >> 1) | (sum << 15);
793
        sum += buf[0];
794
    }
795
    term_printf("%05d\n", sum);
796
}
797

    
798
typedef struct {
799
    int keycode;
800
    const char *name;
801
} KeyDef;
802

    
803
static const KeyDef key_defs[] = {
804
    { 0x2a, "shift" },
805
    { 0x36, "shift_r" },
806

    
807
    { 0x38, "alt" },
808
    { 0xb8, "alt_r" },
809
    { 0x64, "altgr" },
810
    { 0xe4, "altgr_r" },
811
    { 0x1d, "ctrl" },
812
    { 0x9d, "ctrl_r" },
813

    
814
    { 0xdd, "menu" },
815

    
816
    { 0x01, "esc" },
817

    
818
    { 0x02, "1" },
819
    { 0x03, "2" },
820
    { 0x04, "3" },
821
    { 0x05, "4" },
822
    { 0x06, "5" },
823
    { 0x07, "6" },
824
    { 0x08, "7" },
825
    { 0x09, "8" },
826
    { 0x0a, "9" },
827
    { 0x0b, "0" },
828
    { 0x0c, "minus" },
829
    { 0x0d, "equal" },
830
    { 0x0e, "backspace" },
831

    
832
    { 0x0f, "tab" },
833
    { 0x10, "q" },
834
    { 0x11, "w" },
835
    { 0x12, "e" },
836
    { 0x13, "r" },
837
    { 0x14, "t" },
838
    { 0x15, "y" },
839
    { 0x16, "u" },
840
    { 0x17, "i" },
841
    { 0x18, "o" },
842
    { 0x19, "p" },
843

    
844
    { 0x1c, "ret" },
845

    
846
    { 0x1e, "a" },
847
    { 0x1f, "s" },
848
    { 0x20, "d" },
849
    { 0x21, "f" },
850
    { 0x22, "g" },
851
    { 0x23, "h" },
852
    { 0x24, "j" },
853
    { 0x25, "k" },
854
    { 0x26, "l" },
855

    
856
    { 0x2c, "z" },
857
    { 0x2d, "x" },
858
    { 0x2e, "c" },
859
    { 0x2f, "v" },
860
    { 0x30, "b" },
861
    { 0x31, "n" },
862
    { 0x32, "m" },
863

    
864
    { 0x37, "asterisk" },
865

    
866
    { 0x39, "spc" },
867
    { 0x3a, "caps_lock" },
868
    { 0x3b, "f1" },
869
    { 0x3c, "f2" },
870
    { 0x3d, "f3" },
871
    { 0x3e, "f4" },
872
    { 0x3f, "f5" },
873
    { 0x40, "f6" },
874
    { 0x41, "f7" },
875
    { 0x42, "f8" },
876
    { 0x43, "f9" },
877
    { 0x44, "f10" },
878
    { 0x45, "num_lock" },
879
    { 0x46, "scroll_lock" },
880

    
881
    { 0xb5, "kp_divide" },
882
    { 0x37, "kp_multiply" },
883
    { 0x4a, "kp_subtract" },
884
    { 0x4e, "kp_add" },
885
    { 0x9c, "kp_enter" },
886
    { 0x53, "kp_decimal" },
887
    { 0x54, "sysrq" },
888

    
889
    { 0x52, "kp_0" },
890
    { 0x4f, "kp_1" },
891
    { 0x50, "kp_2" },
892
    { 0x51, "kp_3" },
893
    { 0x4b, "kp_4" },
894
    { 0x4c, "kp_5" },
895
    { 0x4d, "kp_6" },
896
    { 0x47, "kp_7" },
897
    { 0x48, "kp_8" },
898
    { 0x49, "kp_9" },
899

    
900
    { 0x56, "<" },
901

    
902
    { 0x57, "f11" },
903
    { 0x58, "f12" },
904

    
905
    { 0xb7, "print" },
906

    
907
    { 0xc7, "home" },
908
    { 0xc9, "pgup" },
909
    { 0xd1, "pgdn" },
910
    { 0xcf, "end" },
911

    
912
    { 0xcb, "left" },
913
    { 0xc8, "up" },
914
    { 0xd0, "down" },
915
    { 0xcd, "right" },
916

    
917
    { 0xd2, "insert" },
918
    { 0xd3, "delete" },
919
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
920
    { 0xf0, "stop" },
921
    { 0xf1, "again" },
922
    { 0xf2, "props" },
923
    { 0xf3, "undo" },
924
    { 0xf4, "front" },
925
    { 0xf5, "copy" },
926
    { 0xf6, "open" },
927
    { 0xf7, "paste" },
928
    { 0xf8, "find" },
929
    { 0xf9, "cut" },
930
    { 0xfa, "lf" },
931
    { 0xfb, "help" },
932
    { 0xfc, "meta_l" },
933
    { 0xfd, "meta_r" },
934
    { 0xfe, "compose" },
935
#endif
936
    { 0, NULL },
937
};
938

    
939
static int get_keycode(const char *key)
940
{
941
    const KeyDef *p;
942
    char *endp;
943
    int ret;
944

    
945
    for(p = key_defs; p->name != NULL; p++) {
946
        if (!strcmp(key, p->name))
947
            return p->keycode;
948
    }
949
    if (strstart(key, "0x", NULL)) {
950
        ret = strtoul(key, &endp, 0);
951
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
952
            return ret;
953
    }
954
    return -1;
955
}
956

    
957
#define MAX_KEYCODES 16
958
static uint8_t keycodes[MAX_KEYCODES];
959
static int nb_pending_keycodes;
960
static QEMUTimer *key_timer;
961

    
962
static void release_keys(void *opaque)
963
{
964
    int keycode;
965

    
966
    while (nb_pending_keycodes > 0) {
967
        nb_pending_keycodes--;
968
        keycode = keycodes[nb_pending_keycodes];
969
        if (keycode & 0x80)
970
            kbd_put_keycode(0xe0);
971
        kbd_put_keycode(keycode | 0x80);
972
    }
973
}
974

    
975
static void do_sendkey(const char *string, int has_hold_time, int hold_time)
976
{
977
    char keyname_buf[16];
978
    char *separator;
979
    int keyname_len, keycode, i;
980

    
981
    if (nb_pending_keycodes > 0) {
982
        qemu_del_timer(key_timer);
983
        release_keys(NULL);
984
    }
985
    if (!has_hold_time)
986
        hold_time = 100;
987
    i = 0;
988
    while (1) {
989
        separator = strchr(string, '-');
990
        keyname_len = separator ? separator - string : strlen(string);
991
        if (keyname_len > 0) {
992
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
993
            if (keyname_len > sizeof(keyname_buf) - 1) {
994
                term_printf("invalid key: '%s...'\n", keyname_buf);
995
                return;
996
            }
997
            if (i == MAX_KEYCODES) {
998
                term_printf("too many keys\n");
999
                return;
1000
            }
1001
            keyname_buf[keyname_len] = 0;
1002
            keycode = get_keycode(keyname_buf);
1003
            if (keycode < 0) {
1004
                term_printf("unknown key: '%s'\n", keyname_buf);
1005
                return;
1006
            }
1007
            keycodes[i++] = keycode;
1008
        }
1009
        if (!separator)
1010
            break;
1011
        string = separator + 1;
1012
    }
1013
    nb_pending_keycodes = i;
1014
    /* key down events */
1015
    for (i = 0; i < nb_pending_keycodes; i++) {
1016
        keycode = keycodes[i];
1017
        if (keycode & 0x80)
1018
            kbd_put_keycode(0xe0);
1019
        kbd_put_keycode(keycode & 0x7f);
1020
    }
1021
    /* delayed key up events */
1022
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1023
                    muldiv64(ticks_per_sec, hold_time, 1000));
1024
}
1025

    
1026
static int mouse_button_state;
1027

    
1028
static void do_mouse_move(const char *dx_str, const char *dy_str,
1029
                          const char *dz_str)
1030
{
1031
    int dx, dy, dz;
1032
    dx = strtol(dx_str, NULL, 0);
1033
    dy = strtol(dy_str, NULL, 0);
1034
    dz = 0;
1035
    if (dz_str)
1036
        dz = strtol(dz_str, NULL, 0);
1037
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1038
}
1039

    
1040
static void do_mouse_button(int button_state)
1041
{
1042
    mouse_button_state = button_state;
1043
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1044
}
1045

    
1046
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
1047
{
1048
    uint32_t val;
1049
    int suffix;
1050

    
1051
    if (has_index) {
1052
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
1053
        addr++;
1054
    }
1055
    addr &= 0xffff;
1056

    
1057
    switch(size) {
1058
    default:
1059
    case 1:
1060
        val = cpu_inb(NULL, addr);
1061
        suffix = 'b';
1062
        break;
1063
    case 2:
1064
        val = cpu_inw(NULL, addr);
1065
        suffix = 'w';
1066
        break;
1067
    case 4:
1068
        val = cpu_inl(NULL, addr);
1069
        suffix = 'l';
1070
        break;
1071
    }
1072
    term_printf("port%c[0x%04x] = %#0*x\n",
1073
                suffix, addr, size * 2, val);
1074
}
1075

    
1076
/* boot_set handler */
1077
static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1078
static void *boot_opaque;
1079

    
1080
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1081
{
1082
    qemu_boot_set_handler = func;
1083
    boot_opaque = opaque;
1084
}
1085

    
1086
static void do_boot_set(const char *bootdevice)
1087
{
1088
    int res;
1089

    
1090
    if (qemu_boot_set_handler)  {
1091
        res = qemu_boot_set_handler(boot_opaque, bootdevice);
1092
        if (res == 0)
1093
            term_printf("boot device list now set to %s\n", bootdevice);
1094
        else
1095
            term_printf("setting boot device list failed with error %i\n", res);
1096
    } else {
1097
        term_printf("no function defined to set boot device list for this architecture\n");
1098
    }
1099
}
1100

    
1101
static void do_system_reset(void)
1102
{
1103
    qemu_system_reset_request();
1104
}
1105

    
1106
static void do_system_powerdown(void)
1107
{
1108
    qemu_system_powerdown_request();
1109
}
1110

    
1111
#if defined(TARGET_I386)
1112
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1113
{
1114
    term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1115
                addr,
1116
                pte & mask,
1117
                pte & PG_GLOBAL_MASK ? 'G' : '-',
1118
                pte & PG_PSE_MASK ? 'P' : '-',
1119
                pte & PG_DIRTY_MASK ? 'D' : '-',
1120
                pte & PG_ACCESSED_MASK ? 'A' : '-',
1121
                pte & PG_PCD_MASK ? 'C' : '-',
1122
                pte & PG_PWT_MASK ? 'T' : '-',
1123
                pte & PG_USER_MASK ? 'U' : '-',
1124
                pte & PG_RW_MASK ? 'W' : '-');
1125
}
1126

    
1127
static void tlb_info(void)
1128
{
1129
    CPUState *env;
1130
    int l1, l2;
1131
    uint32_t pgd, pde, pte;
1132

    
1133
    env = mon_get_cpu();
1134
    if (!env)
1135
        return;
1136

    
1137
    if (!(env->cr[0] & CR0_PG_MASK)) {
1138
        term_printf("PG disabled\n");
1139
        return;
1140
    }
1141
    pgd = env->cr[3] & ~0xfff;
1142
    for(l1 = 0; l1 < 1024; l1++) {
1143
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1144
        pde = le32_to_cpu(pde);
1145
        if (pde & PG_PRESENT_MASK) {
1146
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1147
                print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1148
            } else {
1149
                for(l2 = 0; l2 < 1024; l2++) {
1150
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1151
                                             (uint8_t *)&pte, 4);
1152
                    pte = le32_to_cpu(pte);
1153
                    if (pte & PG_PRESENT_MASK) {
1154
                        print_pte((l1 << 22) + (l2 << 12),
1155
                                  pte & ~PG_PSE_MASK,
1156
                                  ~0xfff);
1157
                    }
1158
                }
1159
            }
1160
        }
1161
    }
1162
}
1163

    
1164
static void mem_print(uint32_t *pstart, int *plast_prot,
1165
                      uint32_t end, int prot)
1166
{
1167
    int prot1;
1168
    prot1 = *plast_prot;
1169
    if (prot != prot1) {
1170
        if (*pstart != -1) {
1171
            term_printf("%08x-%08x %08x %c%c%c\n",
1172
                        *pstart, end, end - *pstart,
1173
                        prot1 & PG_USER_MASK ? 'u' : '-',
1174
                        'r',
1175
                        prot1 & PG_RW_MASK ? 'w' : '-');
1176
        }
1177
        if (prot != 0)
1178
            *pstart = end;
1179
        else
1180
            *pstart = -1;
1181
        *plast_prot = prot;
1182
    }
1183
}
1184

    
1185
static void mem_info(void)
1186
{
1187
    CPUState *env;
1188
    int l1, l2, prot, last_prot;
1189
    uint32_t pgd, pde, pte, start, end;
1190

    
1191
    env = mon_get_cpu();
1192
    if (!env)
1193
        return;
1194

    
1195
    if (!(env->cr[0] & CR0_PG_MASK)) {
1196
        term_printf("PG disabled\n");
1197
        return;
1198
    }
1199
    pgd = env->cr[3] & ~0xfff;
1200
    last_prot = 0;
1201
    start = -1;
1202
    for(l1 = 0; l1 < 1024; l1++) {
1203
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1204
        pde = le32_to_cpu(pde);
1205
        end = l1 << 22;
1206
        if (pde & PG_PRESENT_MASK) {
1207
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1208
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1209
                mem_print(&start, &last_prot, end, prot);
1210
            } else {
1211
                for(l2 = 0; l2 < 1024; l2++) {
1212
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1213
                                             (uint8_t *)&pte, 4);
1214
                    pte = le32_to_cpu(pte);
1215
                    end = (l1 << 22) + (l2 << 12);
1216
                    if (pte & PG_PRESENT_MASK) {
1217
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1218
                    } else {
1219
                        prot = 0;
1220
                    }
1221
                    mem_print(&start, &last_prot, end, prot);
1222
                }
1223
            }
1224
        } else {
1225
            prot = 0;
1226
            mem_print(&start, &last_prot, end, prot);
1227
        }
1228
    }
1229
}
1230
#endif
1231

    
1232
static void do_info_kqemu(void)
1233
{
1234
#ifdef USE_KQEMU
1235
    CPUState *env;
1236
    int val;
1237
    val = 0;
1238
    env = mon_get_cpu();
1239
    if (!env) {
1240
        term_printf("No cpu initialized yet");
1241
        return;
1242
    }
1243
    val = env->kqemu_enabled;
1244
    term_printf("kqemu support: ");
1245
    switch(val) {
1246
    default:
1247
    case 0:
1248
        term_printf("disabled\n");
1249
        break;
1250
    case 1:
1251
        term_printf("enabled for user code\n");
1252
        break;
1253
    case 2:
1254
        term_printf("enabled for user and kernel code\n");
1255
        break;
1256
    }
1257
#else
1258
    term_printf("kqemu support: not compiled\n");
1259
#endif
1260
}
1261

    
1262
#ifdef CONFIG_PROFILER
1263

    
1264
int64_t kqemu_time;
1265
int64_t qemu_time;
1266
int64_t kqemu_exec_count;
1267
int64_t dev_time;
1268
int64_t kqemu_ret_int_count;
1269
int64_t kqemu_ret_excp_count;
1270
int64_t kqemu_ret_intr_count;
1271

    
1272
static void do_info_profile(void)
1273
{
1274
    int64_t total;
1275
    total = qemu_time;
1276
    if (total == 0)
1277
        total = 1;
1278
    term_printf("async time  %" PRId64 " (%0.3f)\n",
1279
                dev_time, dev_time / (double)ticks_per_sec);
1280
    term_printf("qemu time   %" PRId64 " (%0.3f)\n",
1281
                qemu_time, qemu_time / (double)ticks_per_sec);
1282
    term_printf("kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1283
                kqemu_time, kqemu_time / (double)ticks_per_sec,
1284
                kqemu_time / (double)total * 100.0,
1285
                kqemu_exec_count,
1286
                kqemu_ret_int_count,
1287
                kqemu_ret_excp_count,
1288
                kqemu_ret_intr_count);
1289
    qemu_time = 0;
1290
    kqemu_time = 0;
1291
    kqemu_exec_count = 0;
1292
    dev_time = 0;
1293
    kqemu_ret_int_count = 0;
1294
    kqemu_ret_excp_count = 0;
1295
    kqemu_ret_intr_count = 0;
1296
#ifdef USE_KQEMU
1297
    kqemu_record_dump();
1298
#endif
1299
}
1300
#else
1301
static void do_info_profile(void)
1302
{
1303
    term_printf("Internal profiler not compiled\n");
1304
}
1305
#endif
1306

    
1307
/* Capture support */
1308
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1309

    
1310
static void do_info_capture (void)
1311
{
1312
    int i;
1313
    CaptureState *s;
1314

    
1315
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1316
        term_printf ("[%d]: ", i);
1317
        s->ops.info (s->opaque);
1318
    }
1319
}
1320

    
1321
static void do_stop_capture (int n)
1322
{
1323
    int i;
1324
    CaptureState *s;
1325

    
1326
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1327
        if (i == n) {
1328
            s->ops.destroy (s->opaque);
1329
            LIST_REMOVE (s, entries);
1330
            qemu_free (s);
1331
            return;
1332
        }
1333
    }
1334
}
1335

    
1336
#ifdef HAS_AUDIO
1337
int wav_start_capture (CaptureState *s, const char *path, int freq,
1338
                       int bits, int nchannels);
1339

    
1340
static void do_wav_capture (const char *path,
1341
                            int has_freq, int freq,
1342
                            int has_bits, int bits,
1343
                            int has_channels, int nchannels)
1344
{
1345
    CaptureState *s;
1346

    
1347
    s = qemu_mallocz (sizeof (*s));
1348
    if (!s) {
1349
        term_printf ("Not enough memory to add wave capture\n");
1350
        return;
1351
    }
1352

    
1353
    freq = has_freq ? freq : 44100;
1354
    bits = has_bits ? bits : 16;
1355
    nchannels = has_channels ? nchannels : 2;
1356

    
1357
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1358
        term_printf ("Faied to add wave capture\n");
1359
        qemu_free (s);
1360
    }
1361
    LIST_INSERT_HEAD (&capture_head, s, entries);
1362
}
1363
#endif
1364

    
1365
#if defined(TARGET_I386)
1366
static void do_inject_nmi(int cpu_index)
1367
{
1368
    CPUState *env;
1369

    
1370
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1371
        if (env->cpu_index == cpu_index) {
1372
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1373
            break;
1374
        }
1375
}
1376
#endif
1377

    
1378
static term_cmd_t term_cmds[] = {
1379
    { "help|?", "s?", do_help,
1380
      "[cmd]", "show the help" },
1381
    { "commit", "s", do_commit,
1382
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1383
    { "info", "s?", do_info,
1384
      "subcommand", "show various information about the system state" },
1385
    { "q|quit", "", do_quit,
1386
      "", "quit the emulator" },
1387
    { "eject", "-fB", do_eject,
1388
      "[-f] device", "eject a removable medium (use -f to force it)" },
1389
    { "change", "BFs?", do_change,
1390
      "device filename [format]", "change a removable medium, optional format" },
1391
    { "screendump", "F", do_screen_dump,
1392
      "filename", "save screen into PPM image 'filename'" },
1393
    { "logfile", "F", do_logfile,
1394
      "filename", "output logs to 'filename'" },
1395
    { "log", "s", do_log,
1396
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1397
    { "savevm", "s?", do_savevm,
1398
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1399
    { "loadvm", "s", do_loadvm,
1400
      "tag|id", "restore a VM snapshot from its tag or id" },
1401
    { "delvm", "s", do_delvm,
1402
      "tag|id", "delete a VM snapshot from its tag or id" },
1403
    { "stop", "", do_stop,
1404
      "", "stop emulation", },
1405
    { "c|cont", "", do_cont,
1406
      "", "resume emulation", },
1407
#ifdef CONFIG_GDBSTUB
1408
    { "gdbserver", "s?", do_gdbserver,
1409
      "[port]", "start gdbserver session (default port=1234)", },
1410
#endif
1411
    { "x", "/l", do_memory_dump,
1412
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1413
    { "xp", "/l", do_physical_memory_dump,
1414
      "/fmt addr", "physical memory dump starting at 'addr'", },
1415
    { "p|print", "/l", do_print,
1416
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1417
    { "i", "/ii.", do_ioport_read,
1418
      "/fmt addr", "I/O port read" },
1419

    
1420
    { "sendkey", "si?", do_sendkey,
1421
      "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1422
    { "system_reset", "", do_system_reset,
1423
      "", "reset the system" },
1424
    { "system_powerdown", "", do_system_powerdown,
1425
      "", "send system power down event" },
1426
    { "sum", "ii", do_sum,
1427
      "addr size", "compute the checksum of a memory region" },
1428
    { "usb_add", "s", do_usb_add,
1429
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1430
    { "usb_del", "s", do_usb_del,
1431
      "device", "remove USB device 'bus.addr'" },
1432
    { "cpu", "i", do_cpu_set,
1433
      "index", "set the default CPU" },
1434
    { "mouse_move", "sss?", do_mouse_move,
1435
      "dx dy [dz]", "send mouse move events" },
1436
    { "mouse_button", "i", do_mouse_button,
1437
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1438
    { "mouse_set", "i", do_mouse_set,
1439
      "index", "set which mouse device receives events" },
1440
#ifdef HAS_AUDIO
1441
    { "wavcapture", "si?i?i?", do_wav_capture,
1442
      "path [frequency bits channels]",
1443
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1444
#endif
1445
     { "stopcapture", "i", do_stop_capture,
1446
       "capture index", "stop capture" },
1447
    { "memsave", "lis", do_memory_save,
1448
      "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1449
    { "pmemsave", "lis", do_physical_memory_save,
1450
      "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1451
    { "boot_set", "s", do_boot_set,
1452
      "bootdevice", "define new values for the boot device list" },
1453
#if defined(TARGET_I386)
1454
    { "nmi", "i", do_inject_nmi,
1455
      "cpu", "inject an NMI on the given CPU", },
1456
#endif
1457
    { NULL, NULL, },
1458
};
1459

    
1460
static term_cmd_t info_cmds[] = {
1461
    { "version", "", do_info_version,
1462
      "", "show the version of qemu" },
1463
    { "network", "", do_info_network,
1464
      "", "show the network state" },
1465
    { "block", "", do_info_block,
1466
      "", "show the block devices" },
1467
    { "blockstats", "", do_info_blockstats,
1468
      "", "show block device statistics" },
1469
    { "registers", "", do_info_registers,
1470
      "", "show the cpu registers" },
1471
    { "cpus", "", do_info_cpus,
1472
      "", "show infos for each CPU" },
1473
    { "history", "", do_info_history,
1474
      "", "show the command line history", },
1475
    { "irq", "", irq_info,
1476
      "", "show the interrupts statistics (if available)", },
1477
    { "pic", "", pic_info,
1478
      "", "show i8259 (PIC) state", },
1479
    { "pci", "", pci_info,
1480
      "", "show PCI info", },
1481
#if defined(TARGET_I386)
1482
    { "tlb", "", tlb_info,
1483
      "", "show virtual to physical memory mappings", },
1484
    { "mem", "", mem_info,
1485
      "", "show the active virtual memory mappings", },
1486
#endif
1487
    { "jit", "", do_info_jit,
1488
      "", "show dynamic compiler info", },
1489
    { "kqemu", "", do_info_kqemu,
1490
      "", "show kqemu information", },
1491
    { "usb", "", usb_info,
1492
      "", "show guest USB devices", },
1493
    { "usbhost", "", usb_host_info,
1494
      "", "show host USB devices", },
1495
    { "profile", "", do_info_profile,
1496
      "", "show profiling information", },
1497
    { "capture", "", do_info_capture,
1498
      "", "show capture information" },
1499
    { "snapshots", "", do_info_snapshots,
1500
      "", "show the currently saved VM snapshots" },
1501
    { "pcmcia", "", pcmcia_info,
1502
      "", "show guest PCMCIA status" },
1503
    { "mice", "", do_info_mice,
1504
      "", "show which guest mouse is receiving events" },
1505
    { "vnc", "", do_info_vnc,
1506
      "", "show the vnc server status"},
1507
    { "name", "", do_info_name,
1508
      "", "show the current VM name" },
1509
    { "uuid", "", do_info_uuid,
1510
      "", "show the current VM UUID" },
1511
#if defined(TARGET_PPC)
1512
    { "cpustats", "", do_info_cpu_stats,
1513
      "", "show CPU statistics", },
1514
#endif
1515
#if defined(CONFIG_SLIRP)
1516
    { "slirp", "", do_info_slirp,
1517
      "", "show SLIRP statistics", },
1518
#endif
1519
    { NULL, NULL, },
1520
};
1521

    
1522
/*******************************************************************/
1523

    
1524
static const char *pch;
1525
static jmp_buf expr_env;
1526

    
1527
#define MD_TLONG 0
1528
#define MD_I32   1
1529

    
1530
typedef struct MonitorDef {
1531
    const char *name;
1532
    int offset;
1533
    target_long (*get_value)(struct MonitorDef *md, int val);
1534
    int type;
1535
} MonitorDef;
1536

    
1537
#if defined(TARGET_I386)
1538
static target_long monitor_get_pc (struct MonitorDef *md, int val)
1539
{
1540
    CPUState *env = mon_get_cpu();
1541
    if (!env)
1542
        return 0;
1543
    return env->eip + env->segs[R_CS].base;
1544
}
1545
#endif
1546

    
1547
#if defined(TARGET_PPC)
1548
static target_long monitor_get_ccr (struct MonitorDef *md, int val)
1549
{
1550
    CPUState *env = mon_get_cpu();
1551
    unsigned int u;
1552
    int i;
1553

    
1554
    if (!env)
1555
        return 0;
1556

    
1557
    u = 0;
1558
    for (i = 0; i < 8; i++)
1559
        u |= env->crf[i] << (32 - (4 * i));
1560

    
1561
    return u;
1562
}
1563

    
1564
static target_long monitor_get_msr (struct MonitorDef *md, int val)
1565
{
1566
    CPUState *env = mon_get_cpu();
1567
    if (!env)
1568
        return 0;
1569
    return env->msr;
1570
}
1571

    
1572
static target_long monitor_get_xer (struct MonitorDef *md, int val)
1573
{
1574
    CPUState *env = mon_get_cpu();
1575
    if (!env)
1576
        return 0;
1577
    return ppc_load_xer(env);
1578
}
1579

    
1580
static target_long monitor_get_decr (struct MonitorDef *md, int val)
1581
{
1582
    CPUState *env = mon_get_cpu();
1583
    if (!env)
1584
        return 0;
1585
    return cpu_ppc_load_decr(env);
1586
}
1587

    
1588
static target_long monitor_get_tbu (struct MonitorDef *md, int val)
1589
{
1590
    CPUState *env = mon_get_cpu();
1591
    if (!env)
1592
        return 0;
1593
    return cpu_ppc_load_tbu(env);
1594
}
1595

    
1596
static target_long monitor_get_tbl (struct MonitorDef *md, int val)
1597
{
1598
    CPUState *env = mon_get_cpu();
1599
    if (!env)
1600
        return 0;
1601
    return cpu_ppc_load_tbl(env);
1602
}
1603
#endif
1604

    
1605
#if defined(TARGET_SPARC)
1606
#ifndef TARGET_SPARC64
1607
static target_long monitor_get_psr (struct MonitorDef *md, int val)
1608
{
1609
    CPUState *env = mon_get_cpu();
1610
    if (!env)
1611
        return 0;
1612
    return GET_PSR(env);
1613
}
1614
#endif
1615

    
1616
static target_long monitor_get_reg(struct MonitorDef *md, int val)
1617
{
1618
    CPUState *env = mon_get_cpu();
1619
    if (!env)
1620
        return 0;
1621
    return env->regwptr[val];
1622
}
1623
#endif
1624

    
1625
static MonitorDef monitor_defs[] = {
1626
#ifdef TARGET_I386
1627

    
1628
#define SEG(name, seg) \
1629
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1630
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1631
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1632

    
1633
    { "eax", offsetof(CPUState, regs[0]) },
1634
    { "ecx", offsetof(CPUState, regs[1]) },
1635
    { "edx", offsetof(CPUState, regs[2]) },
1636
    { "ebx", offsetof(CPUState, regs[3]) },
1637
    { "esp|sp", offsetof(CPUState, regs[4]) },
1638
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1639
    { "esi", offsetof(CPUState, regs[6]) },
1640
    { "edi", offsetof(CPUState, regs[7]) },
1641
#ifdef TARGET_X86_64
1642
    { "r8", offsetof(CPUState, regs[8]) },
1643
    { "r9", offsetof(CPUState, regs[9]) },
1644
    { "r10", offsetof(CPUState, regs[10]) },
1645
    { "r11", offsetof(CPUState, regs[11]) },
1646
    { "r12", offsetof(CPUState, regs[12]) },
1647
    { "r13", offsetof(CPUState, regs[13]) },
1648
    { "r14", offsetof(CPUState, regs[14]) },
1649
    { "r15", offsetof(CPUState, regs[15]) },
1650
#endif
1651
    { "eflags", offsetof(CPUState, eflags) },
1652
    { "eip", offsetof(CPUState, eip) },
1653
    SEG("cs", R_CS)
1654
    SEG("ds", R_DS)
1655
    SEG("es", R_ES)
1656
    SEG("ss", R_SS)
1657
    SEG("fs", R_FS)
1658
    SEG("gs", R_GS)
1659
    { "pc", 0, monitor_get_pc, },
1660
#elif defined(TARGET_PPC)
1661
    /* General purpose registers */
1662
    { "r0", offsetof(CPUState, gpr[0]) },
1663
    { "r1", offsetof(CPUState, gpr[1]) },
1664
    { "r2", offsetof(CPUState, gpr[2]) },
1665
    { "r3", offsetof(CPUState, gpr[3]) },
1666
    { "r4", offsetof(CPUState, gpr[4]) },
1667
    { "r5", offsetof(CPUState, gpr[5]) },
1668
    { "r6", offsetof(CPUState, gpr[6]) },
1669
    { "r7", offsetof(CPUState, gpr[7]) },
1670
    { "r8", offsetof(CPUState, gpr[8]) },
1671
    { "r9", offsetof(CPUState, gpr[9]) },
1672
    { "r10", offsetof(CPUState, gpr[10]) },
1673
    { "r11", offsetof(CPUState, gpr[11]) },
1674
    { "r12", offsetof(CPUState, gpr[12]) },
1675
    { "r13", offsetof(CPUState, gpr[13]) },
1676
    { "r14", offsetof(CPUState, gpr[14]) },
1677
    { "r15", offsetof(CPUState, gpr[15]) },
1678
    { "r16", offsetof(CPUState, gpr[16]) },
1679
    { "r17", offsetof(CPUState, gpr[17]) },
1680
    { "r18", offsetof(CPUState, gpr[18]) },
1681
    { "r19", offsetof(CPUState, gpr[19]) },
1682
    { "r20", offsetof(CPUState, gpr[20]) },
1683
    { "r21", offsetof(CPUState, gpr[21]) },
1684
    { "r22", offsetof(CPUState, gpr[22]) },
1685
    { "r23", offsetof(CPUState, gpr[23]) },
1686
    { "r24", offsetof(CPUState, gpr[24]) },
1687
    { "r25", offsetof(CPUState, gpr[25]) },
1688
    { "r26", offsetof(CPUState, gpr[26]) },
1689
    { "r27", offsetof(CPUState, gpr[27]) },
1690
    { "r28", offsetof(CPUState, gpr[28]) },
1691
    { "r29", offsetof(CPUState, gpr[29]) },
1692
    { "r30", offsetof(CPUState, gpr[30]) },
1693
    { "r31", offsetof(CPUState, gpr[31]) },
1694
    /* Floating point registers */
1695
    { "f0", offsetof(CPUState, fpr[0]) },
1696
    { "f1", offsetof(CPUState, fpr[1]) },
1697
    { "f2", offsetof(CPUState, fpr[2]) },
1698
    { "f3", offsetof(CPUState, fpr[3]) },
1699
    { "f4", offsetof(CPUState, fpr[4]) },
1700
    { "f5", offsetof(CPUState, fpr[5]) },
1701
    { "f6", offsetof(CPUState, fpr[6]) },
1702
    { "f7", offsetof(CPUState, fpr[7]) },
1703
    { "f8", offsetof(CPUState, fpr[8]) },
1704
    { "f9", offsetof(CPUState, fpr[9]) },
1705
    { "f10", offsetof(CPUState, fpr[10]) },
1706
    { "f11", offsetof(CPUState, fpr[11]) },
1707
    { "f12", offsetof(CPUState, fpr[12]) },
1708
    { "f13", offsetof(CPUState, fpr[13]) },
1709
    { "f14", offsetof(CPUState, fpr[14]) },
1710
    { "f15", offsetof(CPUState, fpr[15]) },
1711
    { "f16", offsetof(CPUState, fpr[16]) },
1712
    { "f17", offsetof(CPUState, fpr[17]) },
1713
    { "f18", offsetof(CPUState, fpr[18]) },
1714
    { "f19", offsetof(CPUState, fpr[19]) },
1715
    { "f20", offsetof(CPUState, fpr[20]) },
1716
    { "f21", offsetof(CPUState, fpr[21]) },
1717
    { "f22", offsetof(CPUState, fpr[22]) },
1718
    { "f23", offsetof(CPUState, fpr[23]) },
1719
    { "f24", offsetof(CPUState, fpr[24]) },
1720
    { "f25", offsetof(CPUState, fpr[25]) },
1721
    { "f26", offsetof(CPUState, fpr[26]) },
1722
    { "f27", offsetof(CPUState, fpr[27]) },
1723
    { "f28", offsetof(CPUState, fpr[28]) },
1724
    { "f29", offsetof(CPUState, fpr[29]) },
1725
    { "f30", offsetof(CPUState, fpr[30]) },
1726
    { "f31", offsetof(CPUState, fpr[31]) },
1727
    { "fpscr", offsetof(CPUState, fpscr) },
1728
    /* Next instruction pointer */
1729
    { "nip|pc", offsetof(CPUState, nip) },
1730
    { "lr", offsetof(CPUState, lr) },
1731
    { "ctr", offsetof(CPUState, ctr) },
1732
    { "decr", 0, &monitor_get_decr, },
1733
    { "ccr", 0, &monitor_get_ccr, },
1734
    /* Machine state register */
1735
    { "msr", 0, &monitor_get_msr, },
1736
    { "xer", 0, &monitor_get_xer, },
1737
    { "tbu", 0, &monitor_get_tbu, },
1738
    { "tbl", 0, &monitor_get_tbl, },
1739
#if defined(TARGET_PPC64)
1740
    /* Address space register */
1741
    { "asr", offsetof(CPUState, asr) },
1742
#endif
1743
    /* Segment registers */
1744
    { "sdr1", offsetof(CPUState, sdr1) },
1745
    { "sr0", offsetof(CPUState, sr[0]) },
1746
    { "sr1", offsetof(CPUState, sr[1]) },
1747
    { "sr2", offsetof(CPUState, sr[2]) },
1748
    { "sr3", offsetof(CPUState, sr[3]) },
1749
    { "sr4", offsetof(CPUState, sr[4]) },
1750
    { "sr5", offsetof(CPUState, sr[5]) },
1751
    { "sr6", offsetof(CPUState, sr[6]) },
1752
    { "sr7", offsetof(CPUState, sr[7]) },
1753
    { "sr8", offsetof(CPUState, sr[8]) },
1754
    { "sr9", offsetof(CPUState, sr[9]) },
1755
    { "sr10", offsetof(CPUState, sr[10]) },
1756
    { "sr11", offsetof(CPUState, sr[11]) },
1757
    { "sr12", offsetof(CPUState, sr[12]) },
1758
    { "sr13", offsetof(CPUState, sr[13]) },
1759
    { "sr14", offsetof(CPUState, sr[14]) },
1760
    { "sr15", offsetof(CPUState, sr[15]) },
1761
    /* Too lazy to put BATs and SPRs ... */
1762
#elif defined(TARGET_SPARC)
1763
    { "g0", offsetof(CPUState, gregs[0]) },
1764
    { "g1", offsetof(CPUState, gregs[1]) },
1765
    { "g2", offsetof(CPUState, gregs[2]) },
1766
    { "g3", offsetof(CPUState, gregs[3]) },
1767
    { "g4", offsetof(CPUState, gregs[4]) },
1768
    { "g5", offsetof(CPUState, gregs[5]) },
1769
    { "g6", offsetof(CPUState, gregs[6]) },
1770
    { "g7", offsetof(CPUState, gregs[7]) },
1771
    { "o0", 0, monitor_get_reg },
1772
    { "o1", 1, monitor_get_reg },
1773
    { "o2", 2, monitor_get_reg },
1774
    { "o3", 3, monitor_get_reg },
1775
    { "o4", 4, monitor_get_reg },
1776
    { "o5", 5, monitor_get_reg },
1777
    { "o6", 6, monitor_get_reg },
1778
    { "o7", 7, monitor_get_reg },
1779
    { "l0", 8, monitor_get_reg },
1780
    { "l1", 9, monitor_get_reg },
1781
    { "l2", 10, monitor_get_reg },
1782
    { "l3", 11, monitor_get_reg },
1783
    { "l4", 12, monitor_get_reg },
1784
    { "l5", 13, monitor_get_reg },
1785
    { "l6", 14, monitor_get_reg },
1786
    { "l7", 15, monitor_get_reg },
1787
    { "i0", 16, monitor_get_reg },
1788
    { "i1", 17, monitor_get_reg },
1789
    { "i2", 18, monitor_get_reg },
1790
    { "i3", 19, monitor_get_reg },
1791
    { "i4", 20, monitor_get_reg },
1792
    { "i5", 21, monitor_get_reg },
1793
    { "i6", 22, monitor_get_reg },
1794
    { "i7", 23, monitor_get_reg },
1795
    { "pc", offsetof(CPUState, pc) },
1796
    { "npc", offsetof(CPUState, npc) },
1797
    { "y", offsetof(CPUState, y) },
1798
#ifndef TARGET_SPARC64
1799
    { "psr", 0, &monitor_get_psr, },
1800
    { "wim", offsetof(CPUState, wim) },
1801
#endif
1802
    { "tbr", offsetof(CPUState, tbr) },
1803
    { "fsr", offsetof(CPUState, fsr) },
1804
    { "f0", offsetof(CPUState, fpr[0]) },
1805
    { "f1", offsetof(CPUState, fpr[1]) },
1806
    { "f2", offsetof(CPUState, fpr[2]) },
1807
    { "f3", offsetof(CPUState, fpr[3]) },
1808
    { "f4", offsetof(CPUState, fpr[4]) },
1809
    { "f5", offsetof(CPUState, fpr[5]) },
1810
    { "f6", offsetof(CPUState, fpr[6]) },
1811
    { "f7", offsetof(CPUState, fpr[7]) },
1812
    { "f8", offsetof(CPUState, fpr[8]) },
1813
    { "f9", offsetof(CPUState, fpr[9]) },
1814
    { "f10", offsetof(CPUState, fpr[10]) },
1815
    { "f11", offsetof(CPUState, fpr[11]) },
1816
    { "f12", offsetof(CPUState, fpr[12]) },
1817
    { "f13", offsetof(CPUState, fpr[13]) },
1818
    { "f14", offsetof(CPUState, fpr[14]) },
1819
    { "f15", offsetof(CPUState, fpr[15]) },
1820
    { "f16", offsetof(CPUState, fpr[16]) },
1821
    { "f17", offsetof(CPUState, fpr[17]) },
1822
    { "f18", offsetof(CPUState, fpr[18]) },
1823
    { "f19", offsetof(CPUState, fpr[19]) },
1824
    { "f20", offsetof(CPUState, fpr[20]) },
1825
    { "f21", offsetof(CPUState, fpr[21]) },
1826
    { "f22", offsetof(CPUState, fpr[22]) },
1827
    { "f23", offsetof(CPUState, fpr[23]) },
1828
    { "f24", offsetof(CPUState, fpr[24]) },
1829
    { "f25", offsetof(CPUState, fpr[25]) },
1830
    { "f26", offsetof(CPUState, fpr[26]) },
1831
    { "f27", offsetof(CPUState, fpr[27]) },
1832
    { "f28", offsetof(CPUState, fpr[28]) },
1833
    { "f29", offsetof(CPUState, fpr[29]) },
1834
    { "f30", offsetof(CPUState, fpr[30]) },
1835
    { "f31", offsetof(CPUState, fpr[31]) },
1836
#ifdef TARGET_SPARC64
1837
    { "f32", offsetof(CPUState, fpr[32]) },
1838
    { "f34", offsetof(CPUState, fpr[34]) },
1839
    { "f36", offsetof(CPUState, fpr[36]) },
1840
    { "f38", offsetof(CPUState, fpr[38]) },
1841
    { "f40", offsetof(CPUState, fpr[40]) },
1842
    { "f42", offsetof(CPUState, fpr[42]) },
1843
    { "f44", offsetof(CPUState, fpr[44]) },
1844
    { "f46", offsetof(CPUState, fpr[46]) },
1845
    { "f48", offsetof(CPUState, fpr[48]) },
1846
    { "f50", offsetof(CPUState, fpr[50]) },
1847
    { "f52", offsetof(CPUState, fpr[52]) },
1848
    { "f54", offsetof(CPUState, fpr[54]) },
1849
    { "f56", offsetof(CPUState, fpr[56]) },
1850
    { "f58", offsetof(CPUState, fpr[58]) },
1851
    { "f60", offsetof(CPUState, fpr[60]) },
1852
    { "f62", offsetof(CPUState, fpr[62]) },
1853
    { "asi", offsetof(CPUState, asi) },
1854
    { "pstate", offsetof(CPUState, pstate) },
1855
    { "cansave", offsetof(CPUState, cansave) },
1856
    { "canrestore", offsetof(CPUState, canrestore) },
1857
    { "otherwin", offsetof(CPUState, otherwin) },
1858
    { "wstate", offsetof(CPUState, wstate) },
1859
    { "cleanwin", offsetof(CPUState, cleanwin) },
1860
    { "fprs", offsetof(CPUState, fprs) },
1861
#endif
1862
#endif
1863
    { NULL },
1864
};
1865

    
1866
static void expr_error(const char *fmt)
1867
{
1868
    term_printf(fmt);
1869
    term_printf("\n");
1870
    longjmp(expr_env, 1);
1871
}
1872

    
1873
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
1874
static int get_monitor_def(target_long *pval, const char *name)
1875
{
1876
    MonitorDef *md;
1877
    void *ptr;
1878

    
1879
    for(md = monitor_defs; md->name != NULL; md++) {
1880
        if (compare_cmd(name, md->name)) {
1881
            if (md->get_value) {
1882
                *pval = md->get_value(md, md->offset);
1883
            } else {
1884
                CPUState *env = mon_get_cpu();
1885
                if (!env)
1886
                    return -2;
1887
                ptr = (uint8_t *)env + md->offset;
1888
                switch(md->type) {
1889
                case MD_I32:
1890
                    *pval = *(int32_t *)ptr;
1891
                    break;
1892
                case MD_TLONG:
1893
                    *pval = *(target_long *)ptr;
1894
                    break;
1895
                default:
1896
                    *pval = 0;
1897
                    break;
1898
                }
1899
            }
1900
            return 0;
1901
        }
1902
    }
1903
    return -1;
1904
}
1905

    
1906
static void next(void)
1907
{
1908
    if (pch != '\0') {
1909
        pch++;
1910
        while (isspace(*pch))
1911
            pch++;
1912
    }
1913
}
1914

    
1915
static int64_t expr_sum(void);
1916

    
1917
static int64_t expr_unary(void)
1918
{
1919
    int64_t n;
1920
    char *p;
1921
    int ret;
1922

    
1923
    switch(*pch) {
1924
    case '+':
1925
        next();
1926
        n = expr_unary();
1927
        break;
1928
    case '-':
1929
        next();
1930
        n = -expr_unary();
1931
        break;
1932
    case '~':
1933
        next();
1934
        n = ~expr_unary();
1935
        break;
1936
    case '(':
1937
        next();
1938
        n = expr_sum();
1939
        if (*pch != ')') {
1940
            expr_error("')' expected");
1941
        }
1942
        next();
1943
        break;
1944
    case '\'':
1945
        pch++;
1946
        if (*pch == '\0')
1947
            expr_error("character constant expected");
1948
        n = *pch;
1949
        pch++;
1950
        if (*pch != '\'')
1951
            expr_error("missing terminating \' character");
1952
        next();
1953
        break;
1954
    case '$':
1955
        {
1956
            char buf[128], *q;
1957
            target_long reg=0;
1958

    
1959
            pch++;
1960
            q = buf;
1961
            while ((*pch >= 'a' && *pch <= 'z') ||
1962
                   (*pch >= 'A' && *pch <= 'Z') ||
1963
                   (*pch >= '0' && *pch <= '9') ||
1964
                   *pch == '_' || *pch == '.') {
1965
                if ((q - buf) < sizeof(buf) - 1)
1966
                    *q++ = *pch;
1967
                pch++;
1968
            }
1969
            while (isspace(*pch))
1970
                pch++;
1971
            *q = 0;
1972
            ret = get_monitor_def(&reg, buf);
1973
            if (ret == -1)
1974
                expr_error("unknown register");
1975
            else if (ret == -2)
1976
                expr_error("no cpu defined");
1977
            n = reg;
1978
        }
1979
        break;
1980
    case '\0':
1981
        expr_error("unexpected end of expression");
1982
        n = 0;
1983
        break;
1984
    default:
1985
#if TARGET_PHYS_ADDR_BITS > 32
1986
        n = strtoull(pch, &p, 0);
1987
#else
1988
        n = strtoul(pch, &p, 0);
1989
#endif
1990
        if (pch == p) {
1991
            expr_error("invalid char in expression");
1992
        }
1993
        pch = p;
1994
        while (isspace(*pch))
1995
            pch++;
1996
        break;
1997
    }
1998
    return n;
1999
}
2000

    
2001

    
2002
static int64_t expr_prod(void)
2003
{
2004
    int64_t val, val2;
2005
    int op;
2006

    
2007
    val = expr_unary();
2008
    for(;;) {
2009
        op = *pch;
2010
        if (op != '*' && op != '/' && op != '%')
2011
            break;
2012
        next();
2013
        val2 = expr_unary();
2014
        switch(op) {
2015
        default:
2016
        case '*':
2017
            val *= val2;
2018
            break;
2019
        case '/':
2020
        case '%':
2021
            if (val2 == 0)
2022
                expr_error("division by zero");
2023
            if (op == '/')
2024
                val /= val2;
2025
            else
2026
                val %= val2;
2027
            break;
2028
        }
2029
    }
2030
    return val;
2031
}
2032

    
2033
static int64_t expr_logic(void)
2034
{
2035
    int64_t val, val2;
2036
    int op;
2037

    
2038
    val = expr_prod();
2039
    for(;;) {
2040
        op = *pch;
2041
        if (op != '&' && op != '|' && op != '^')
2042
            break;
2043
        next();
2044
        val2 = expr_prod();
2045
        switch(op) {
2046
        default:
2047
        case '&':
2048
            val &= val2;
2049
            break;
2050
        case '|':
2051
            val |= val2;
2052
            break;
2053
        case '^':
2054
            val ^= val2;
2055
            break;
2056
        }
2057
    }
2058
    return val;
2059
}
2060

    
2061
static int64_t expr_sum(void)
2062
{
2063
    int64_t val, val2;
2064
    int op;
2065

    
2066
    val = expr_logic();
2067
    for(;;) {
2068
        op = *pch;
2069
        if (op != '+' && op != '-')
2070
            break;
2071
        next();
2072
        val2 = expr_logic();
2073
        if (op == '+')
2074
            val += val2;
2075
        else
2076
            val -= val2;
2077
    }
2078
    return val;
2079
}
2080

    
2081
static int get_expr(int64_t *pval, const char **pp)
2082
{
2083
    pch = *pp;
2084
    if (setjmp(expr_env)) {
2085
        *pp = pch;
2086
        return -1;
2087
    }
2088
    while (isspace(*pch))
2089
        pch++;
2090
    *pval = expr_sum();
2091
    *pp = pch;
2092
    return 0;
2093
}
2094

    
2095
static int get_str(char *buf, int buf_size, const char **pp)
2096
{
2097
    const char *p;
2098
    char *q;
2099
    int c;
2100

    
2101
    q = buf;
2102
    p = *pp;
2103
    while (isspace(*p))
2104
        p++;
2105
    if (*p == '\0') {
2106
    fail:
2107
        *q = '\0';
2108
        *pp = p;
2109
        return -1;
2110
    }
2111
    if (*p == '\"') {
2112
        p++;
2113
        while (*p != '\0' && *p != '\"') {
2114
            if (*p == '\\') {
2115
                p++;
2116
                c = *p++;
2117
                switch(c) {
2118
                case 'n':
2119
                    c = '\n';
2120
                    break;
2121
                case 'r':
2122
                    c = '\r';
2123
                    break;
2124
                case '\\':
2125
                case '\'':
2126
                case '\"':
2127
                    break;
2128
                default:
2129
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2130
                    goto fail;
2131
                }
2132
                if ((q - buf) < buf_size - 1) {
2133
                    *q++ = c;
2134
                }
2135
            } else {
2136
                if ((q - buf) < buf_size - 1) {
2137
                    *q++ = *p;
2138
                }
2139
                p++;
2140
            }
2141
        }
2142
        if (*p != '\"') {
2143
            qemu_printf("unterminated string\n");
2144
            goto fail;
2145
        }
2146
        p++;
2147
    } else {
2148
        while (*p != '\0' && !isspace(*p)) {
2149
            if ((q - buf) < buf_size - 1) {
2150
                *q++ = *p;
2151
            }
2152
            p++;
2153
        }
2154
    }
2155
    *q = '\0';
2156
    *pp = p;
2157
    return 0;
2158
}
2159

    
2160
static int default_fmt_format = 'x';
2161
static int default_fmt_size = 4;
2162

    
2163
#define MAX_ARGS 16
2164

    
2165
static void monitor_handle_command(const char *cmdline)
2166
{
2167
    const char *p, *pstart, *typestr;
2168
    char *q;
2169
    int c, nb_args, len, i, has_arg;
2170
    term_cmd_t *cmd;
2171
    char cmdname[256];
2172
    char buf[1024];
2173
    void *str_allocated[MAX_ARGS];
2174
    void *args[MAX_ARGS];
2175
    void (*handler_0)(void);
2176
    void (*handler_1)(void *arg0);
2177
    void (*handler_2)(void *arg0, void *arg1);
2178
    void (*handler_3)(void *arg0, void *arg1, void *arg2);
2179
    void (*handler_4)(void *arg0, void *arg1, void *arg2, void *arg3);
2180
    void (*handler_5)(void *arg0, void *arg1, void *arg2, void *arg3,
2181
                      void *arg4);
2182
    void (*handler_6)(void *arg0, void *arg1, void *arg2, void *arg3,
2183
                      void *arg4, void *arg5);
2184
    void (*handler_7)(void *arg0, void *arg1, void *arg2, void *arg3,
2185
                      void *arg4, void *arg5, void *arg6);
2186

    
2187
#ifdef DEBUG
2188
    term_printf("command='%s'\n", cmdline);
2189
#endif
2190

    
2191
    /* extract the command name */
2192
    p = cmdline;
2193
    q = cmdname;
2194
    while (isspace(*p))
2195
        p++;
2196
    if (*p == '\0')
2197
        return;
2198
    pstart = p;
2199
    while (*p != '\0' && *p != '/' && !isspace(*p))
2200
        p++;
2201
    len = p - pstart;
2202
    if (len > sizeof(cmdname) - 1)
2203
        len = sizeof(cmdname) - 1;
2204
    memcpy(cmdname, pstart, len);
2205
    cmdname[len] = '\0';
2206

    
2207
    /* find the command */
2208
    for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2209
        if (compare_cmd(cmdname, cmd->name))
2210
            goto found;
2211
    }
2212
    term_printf("unknown command: '%s'\n", cmdname);
2213
    return;
2214
 found:
2215

    
2216
    for(i = 0; i < MAX_ARGS; i++)
2217
        str_allocated[i] = NULL;
2218

    
2219
    /* parse the parameters */
2220
    typestr = cmd->args_type;
2221
    nb_args = 0;
2222
    for(;;) {
2223
        c = *typestr;
2224
        if (c == '\0')
2225
            break;
2226
        typestr++;
2227
        switch(c) {
2228
        case 'F':
2229
        case 'B':
2230
        case 's':
2231
            {
2232
                int ret;
2233
                char *str;
2234

    
2235
                while (isspace(*p))
2236
                    p++;
2237
                if (*typestr == '?') {
2238
                    typestr++;
2239
                    if (*p == '\0') {
2240
                        /* no optional string: NULL argument */
2241
                        str = NULL;
2242
                        goto add_str;
2243
                    }
2244
                }
2245
                ret = get_str(buf, sizeof(buf), &p);
2246
                if (ret < 0) {
2247
                    switch(c) {
2248
                    case 'F':
2249
                        term_printf("%s: filename expected\n", cmdname);
2250
                        break;
2251
                    case 'B':
2252
                        term_printf("%s: block device name expected\n", cmdname);
2253
                        break;
2254
                    default:
2255
                        term_printf("%s: string expected\n", cmdname);
2256
                        break;
2257
                    }
2258
                    goto fail;
2259
                }
2260
                str = qemu_malloc(strlen(buf) + 1);
2261
                pstrcpy(str, sizeof(buf), buf);
2262
                str_allocated[nb_args] = str;
2263
            add_str:
2264
                if (nb_args >= MAX_ARGS) {
2265
                error_args:
2266
                    term_printf("%s: too many arguments\n", cmdname);
2267
                    goto fail;
2268
                }
2269
                args[nb_args++] = str;
2270
            }
2271
            break;
2272
        case '/':
2273
            {
2274
                int count, format, size;
2275

    
2276
                while (isspace(*p))
2277
                    p++;
2278
                if (*p == '/') {
2279
                    /* format found */
2280
                    p++;
2281
                    count = 1;
2282
                    if (isdigit(*p)) {
2283
                        count = 0;
2284
                        while (isdigit(*p)) {
2285
                            count = count * 10 + (*p - '0');
2286
                            p++;
2287
                        }
2288
                    }
2289
                    size = -1;
2290
                    format = -1;
2291
                    for(;;) {
2292
                        switch(*p) {
2293
                        case 'o':
2294
                        case 'd':
2295
                        case 'u':
2296
                        case 'x':
2297
                        case 'i':
2298
                        case 'c':
2299
                            format = *p++;
2300
                            break;
2301
                        case 'b':
2302
                            size = 1;
2303
                            p++;
2304
                            break;
2305
                        case 'h':
2306
                            size = 2;
2307
                            p++;
2308
                            break;
2309
                        case 'w':
2310
                            size = 4;
2311
                            p++;
2312
                            break;
2313
                        case 'g':
2314
                        case 'L':
2315
                            size = 8;
2316
                            p++;
2317
                            break;
2318
                        default:
2319
                            goto next;
2320
                        }
2321
                    }
2322
                next:
2323
                    if (*p != '\0' && !isspace(*p)) {
2324
                        term_printf("invalid char in format: '%c'\n", *p);
2325
                        goto fail;
2326
                    }
2327
                    if (format < 0)
2328
                        format = default_fmt_format;
2329
                    if (format != 'i') {
2330
                        /* for 'i', not specifying a size gives -1 as size */
2331
                        if (size < 0)
2332
                            size = default_fmt_size;
2333
                    }
2334
                    default_fmt_size = size;
2335
                    default_fmt_format = format;
2336
                } else {
2337
                    count = 1;
2338
                    format = default_fmt_format;
2339
                    if (format != 'i') {
2340
                        size = default_fmt_size;
2341
                    } else {
2342
                        size = -1;
2343
                    }
2344
                }
2345
                if (nb_args + 3 > MAX_ARGS)
2346
                    goto error_args;
2347
                args[nb_args++] = (void*)(long)count;
2348
                args[nb_args++] = (void*)(long)format;
2349
                args[nb_args++] = (void*)(long)size;
2350
            }
2351
            break;
2352
        case 'i':
2353
        case 'l':
2354
            {
2355
                int64_t val;
2356

    
2357
                while (isspace(*p))
2358
                    p++;
2359
                if (*typestr == '?' || *typestr == '.') {
2360
                    if (*typestr == '?') {
2361
                        if (*p == '\0')
2362
                            has_arg = 0;
2363
                        else
2364
                            has_arg = 1;
2365
                    } else {
2366
                        if (*p == '.') {
2367
                            p++;
2368
                            while (isspace(*p))
2369
                                p++;
2370
                            has_arg = 1;
2371
                        } else {
2372
                            has_arg = 0;
2373
                        }
2374
                    }
2375
                    typestr++;
2376
                    if (nb_args >= MAX_ARGS)
2377
                        goto error_args;
2378
                    args[nb_args++] = (void *)(long)has_arg;
2379
                    if (!has_arg) {
2380
                        if (nb_args >= MAX_ARGS)
2381
                            goto error_args;
2382
                        val = -1;
2383
                        goto add_num;
2384
                    }
2385
                }
2386
                if (get_expr(&val, &p))
2387
                    goto fail;
2388
            add_num:
2389
                if (c == 'i') {
2390
                    if (nb_args >= MAX_ARGS)
2391
                        goto error_args;
2392
                    args[nb_args++] = (void *)(long)val;
2393
                } else {
2394
                    if ((nb_args + 1) >= MAX_ARGS)
2395
                        goto error_args;
2396
#if TARGET_PHYS_ADDR_BITS > 32
2397
                    args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2398
#else
2399
                    args[nb_args++] = (void *)0;
2400
#endif
2401
                    args[nb_args++] = (void *)(long)(val & 0xffffffff);
2402
                }
2403
            }
2404
            break;
2405
        case '-':
2406
            {
2407
                int has_option;
2408
                /* option */
2409

    
2410
                c = *typestr++;
2411
                if (c == '\0')
2412
                    goto bad_type;
2413
                while (isspace(*p))
2414
                    p++;
2415
                has_option = 0;
2416
                if (*p == '-') {
2417
                    p++;
2418
                    if (*p != c) {
2419
                        term_printf("%s: unsupported option -%c\n",
2420
                                    cmdname, *p);
2421
                        goto fail;
2422
                    }
2423
                    p++;
2424
                    has_option = 1;
2425
                }
2426
                if (nb_args >= MAX_ARGS)
2427
                    goto error_args;
2428
                args[nb_args++] = (void *)(long)has_option;
2429
            }
2430
            break;
2431
        default:
2432
        bad_type:
2433
            term_printf("%s: unknown type '%c'\n", cmdname, c);
2434
            goto fail;
2435
        }
2436
    }
2437
    /* check that all arguments were parsed */
2438
    while (isspace(*p))
2439
        p++;
2440
    if (*p != '\0') {
2441
        term_printf("%s: extraneous characters at the end of line\n",
2442
                    cmdname);
2443
        goto fail;
2444
    }
2445

    
2446
    switch(nb_args) {
2447
    case 0:
2448
        handler_0 = cmd->handler;
2449
        handler_0();
2450
        break;
2451
    case 1:
2452
        handler_1 = cmd->handler;
2453
        handler_1(args[0]);
2454
        break;
2455
    case 2:
2456
        handler_2 = cmd->handler;
2457
        handler_2(args[0], args[1]);
2458
        break;
2459
    case 3:
2460
        handler_3 = cmd->handler;
2461
        handler_3(args[0], args[1], args[2]);
2462
        break;
2463
    case 4:
2464
        handler_4 = cmd->handler;
2465
        handler_4(args[0], args[1], args[2], args[3]);
2466
        break;
2467
    case 5:
2468
        handler_5 = cmd->handler;
2469
        handler_5(args[0], args[1], args[2], args[3], args[4]);
2470
        break;
2471
    case 6:
2472
        handler_6 = cmd->handler;
2473
        handler_6(args[0], args[1], args[2], args[3], args[4], args[5]);
2474
        break;
2475
    case 7:
2476
        handler_7 = cmd->handler;
2477
        handler_7(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2478
        break;
2479
    default:
2480
        term_printf("unsupported number of arguments: %d\n", nb_args);
2481
        goto fail;
2482
    }
2483
 fail:
2484
    for(i = 0; i < MAX_ARGS; i++)
2485
        qemu_free(str_allocated[i]);
2486
    return;
2487
}
2488

    
2489
static void cmd_completion(const char *name, const char *list)
2490
{
2491
    const char *p, *pstart;
2492
    char cmd[128];
2493
    int len;
2494

    
2495
    p = list;
2496
    for(;;) {
2497
        pstart = p;
2498
        p = strchr(p, '|');
2499
        if (!p)
2500
            p = pstart + strlen(pstart);
2501
        len = p - pstart;
2502
        if (len > sizeof(cmd) - 2)
2503
            len = sizeof(cmd) - 2;
2504
        memcpy(cmd, pstart, len);
2505
        cmd[len] = '\0';
2506
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2507
            add_completion(cmd);
2508
        }
2509
        if (*p == '\0')
2510
            break;
2511
        p++;
2512
    }
2513
}
2514

    
2515
static void file_completion(const char *input)
2516
{
2517
    DIR *ffs;
2518
    struct dirent *d;
2519
    char path[1024];
2520
    char file[1024], file_prefix[1024];
2521
    int input_path_len;
2522
    const char *p;
2523

    
2524
    p = strrchr(input, '/');
2525
    if (!p) {
2526
        input_path_len = 0;
2527
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2528
        pstrcpy(path, sizeof(path), ".");
2529
    } else {
2530
        input_path_len = p - input + 1;
2531
        memcpy(path, input, input_path_len);
2532
        if (input_path_len > sizeof(path) - 1)
2533
            input_path_len = sizeof(path) - 1;
2534
        path[input_path_len] = '\0';
2535
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2536
    }
2537
#ifdef DEBUG_COMPLETION
2538
    term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2539
#endif
2540
    ffs = opendir(path);
2541
    if (!ffs)
2542
        return;
2543
    for(;;) {
2544
        struct stat sb;
2545
        d = readdir(ffs);
2546
        if (!d)
2547
            break;
2548
        if (strstart(d->d_name, file_prefix, NULL)) {
2549
            memcpy(file, input, input_path_len);
2550
            if (input_path_len < sizeof(file))
2551
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2552
                        d->d_name);
2553
            /* stat the file to find out if it's a directory.
2554
             * In that case add a slash to speed up typing long paths
2555
             */
2556
            stat(file, &sb);
2557
            if(S_ISDIR(sb.st_mode))
2558
                pstrcat(file, sizeof(file), "/");
2559
            add_completion(file);
2560
        }
2561
    }
2562
    closedir(ffs);
2563
}
2564

    
2565
static void block_completion_it(void *opaque, const char *name)
2566
{
2567
    const char *input = opaque;
2568

    
2569
    if (input[0] == '\0' ||
2570
        !strncmp(name, (char *)input, strlen(input))) {
2571
        add_completion(name);
2572
    }
2573
}
2574

    
2575
/* NOTE: this parser is an approximate form of the real command parser */
2576
static void parse_cmdline(const char *cmdline,
2577
                         int *pnb_args, char **args)
2578
{
2579
    const char *p;
2580
    int nb_args, ret;
2581
    char buf[1024];
2582

    
2583
    p = cmdline;
2584
    nb_args = 0;
2585
    for(;;) {
2586
        while (isspace(*p))
2587
            p++;
2588
        if (*p == '\0')
2589
            break;
2590
        if (nb_args >= MAX_ARGS)
2591
            break;
2592
        ret = get_str(buf, sizeof(buf), &p);
2593
        args[nb_args] = qemu_strdup(buf);
2594
        nb_args++;
2595
        if (ret < 0)
2596
            break;
2597
    }
2598
    *pnb_args = nb_args;
2599
}
2600

    
2601
void readline_find_completion(const char *cmdline)
2602
{
2603
    const char *cmdname;
2604
    char *args[MAX_ARGS];
2605
    int nb_args, i, len;
2606
    const char *ptype, *str;
2607
    term_cmd_t *cmd;
2608
    const KeyDef *key;
2609

    
2610
    parse_cmdline(cmdline, &nb_args, args);
2611
#ifdef DEBUG_COMPLETION
2612
    for(i = 0; i < nb_args; i++) {
2613
        term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2614
    }
2615
#endif
2616

    
2617
    /* if the line ends with a space, it means we want to complete the
2618
       next arg */
2619
    len = strlen(cmdline);
2620
    if (len > 0 && isspace(cmdline[len - 1])) {
2621
        if (nb_args >= MAX_ARGS)
2622
            return;
2623
        args[nb_args++] = qemu_strdup("");
2624
    }
2625
    if (nb_args <= 1) {
2626
        /* command completion */
2627
        if (nb_args == 0)
2628
            cmdname = "";
2629
        else
2630
            cmdname = args[0];
2631
        completion_index = strlen(cmdname);
2632
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2633
            cmd_completion(cmdname, cmd->name);
2634
        }
2635
    } else {
2636
        /* find the command */
2637
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2638
            if (compare_cmd(args[0], cmd->name))
2639
                goto found;
2640
        }
2641
        return;
2642
    found:
2643
        ptype = cmd->args_type;
2644
        for(i = 0; i < nb_args - 2; i++) {
2645
            if (*ptype != '\0') {
2646
                ptype++;
2647
                while (*ptype == '?')
2648
                    ptype++;
2649
            }
2650
        }
2651
        str = args[nb_args - 1];
2652
        switch(*ptype) {
2653
        case 'F':
2654
            /* file completion */
2655
            completion_index = strlen(str);
2656
            file_completion(str);
2657
            break;
2658
        case 'B':
2659
            /* block device name completion */
2660
            completion_index = strlen(str);
2661
            bdrv_iterate(block_completion_it, (void *)str);
2662
            break;
2663
        case 's':
2664
            /* XXX: more generic ? */
2665
            if (!strcmp(cmd->name, "info")) {
2666
                completion_index = strlen(str);
2667
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2668
                    cmd_completion(str, cmd->name);
2669
                }
2670
            } else if (!strcmp(cmd->name, "sendkey")) {
2671
                completion_index = strlen(str);
2672
                for(key = key_defs; key->name != NULL; key++) {
2673
                    cmd_completion(str, key->name);
2674
                }
2675
            }
2676
            break;
2677
        default:
2678
            break;
2679
        }
2680
    }
2681
    for(i = 0; i < nb_args; i++)
2682
        qemu_free(args[i]);
2683
}
2684

    
2685
static int term_can_read(void *opaque)
2686
{
2687
    return 128;
2688
}
2689

    
2690
static void term_read(void *opaque, const uint8_t *buf, int size)
2691
{
2692
    int i;
2693
    for(i = 0; i < size; i++)
2694
        readline_handle_byte(buf[i]);
2695
}
2696

    
2697
static void monitor_handle_command1(void *opaque, const char *cmdline)
2698
{
2699
    monitor_handle_command(cmdline);
2700
    monitor_start_input();
2701
}
2702

    
2703
static void monitor_start_input(void)
2704
{
2705
    readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2706
}
2707

    
2708
static void term_event(void *opaque, int event)
2709
{
2710
    if (event != CHR_EVENT_RESET)
2711
        return;
2712

    
2713
    if (!hide_banner)
2714
            term_printf("QEMU %s monitor - type 'help' for more information\n",
2715
                        QEMU_VERSION);
2716
    monitor_start_input();
2717
}
2718

    
2719
static int is_first_init = 1;
2720

    
2721
void monitor_init(CharDriverState *hd, int show_banner)
2722
{
2723
    int i;
2724

    
2725
    if (is_first_init) {
2726
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2727
        if (!key_timer)
2728
            return;
2729
        for (i = 0; i < MAX_MON; i++) {
2730
            monitor_hd[i] = NULL;
2731
        }
2732
        is_first_init = 0;
2733
    }
2734
    for (i = 0; i < MAX_MON; i++) {
2735
        if (monitor_hd[i] == NULL) {
2736
            monitor_hd[i] = hd;
2737
            break;
2738
        }
2739
    }
2740

    
2741
    hide_banner = !show_banner;
2742

    
2743
    qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2744

    
2745
    readline_start("", 0, monitor_handle_command1, NULL);
2746
}
2747

    
2748
/* XXX: use threads ? */
2749
/* modal monitor readline */
2750
static int monitor_readline_started;
2751
static char *monitor_readline_buf;
2752
static int monitor_readline_buf_size;
2753

    
2754
static void monitor_readline_cb(void *opaque, const char *input)
2755
{
2756
    pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2757
    monitor_readline_started = 0;
2758
}
2759

    
2760
void monitor_readline(const char *prompt, int is_password,
2761
                      char *buf, int buf_size)
2762
{
2763
    int i;
2764
    int old_focus[MAX_MON];
2765

    
2766
    if (is_password) {
2767
        for (i = 0; i < MAX_MON; i++) {
2768
            old_focus[i] = 0;
2769
            if (monitor_hd[i]) {
2770
                old_focus[i] = monitor_hd[i]->focus;
2771
                monitor_hd[i]->focus = 0;
2772
                qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2773
            }
2774
        }
2775
    }
2776

    
2777
    readline_start(prompt, is_password, monitor_readline_cb, NULL);
2778
    monitor_readline_buf = buf;
2779
    monitor_readline_buf_size = buf_size;
2780
    monitor_readline_started = 1;
2781
    while (monitor_readline_started) {
2782
        main_loop_wait(10);
2783
    }
2784
    /* restore original focus */
2785
    if (is_password) {
2786
        for (i = 0; i < MAX_MON; i++)
2787
            if (old_focus[i])
2788
                monitor_hd[i]->focus = old_focus[i];
2789
    }
2790
}