Statistics
| Branch: | Revision:

root / monitor.c @ 363a37d5

History | View | Annotate | Download (72.8 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 "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
#ifndef offsetof
44
#define offsetof(type, field) ((size_t) &((type *)0)->field)
45
#endif
46

    
47
/*
48
 * Supported types:
49
 *
50
 * 'F'          filename
51
 * 'B'          block device name
52
 * 's'          string (accept optional quote)
53
 * 'i'          32 bit integer
54
 * 'l'          target long (32 or 64 bit)
55
 * '/'          optional gdb-like print format (like "/10x")
56
 *
57
 * '?'          optional type (for 'F', 's' and 'i')
58
 *
59
 */
60

    
61
typedef struct term_cmd_t {
62
    const char *name;
63
    const char *args_type;
64
    void *handler;
65
    const char *params;
66
    const char *help;
67
} term_cmd_t;
68

    
69
#define MAX_MON 4
70
static CharDriverState *monitor_hd[MAX_MON];
71
static int hide_banner;
72

    
73
static term_cmd_t term_cmds[];
74
static term_cmd_t info_cmds[];
75

    
76
static uint8_t term_outbuf[1024];
77
static int term_outbuf_index;
78

    
79
static void monitor_start_input(void);
80

    
81
CPUState *mon_cpu = NULL;
82

    
83
void term_flush(void)
84
{
85
    int i;
86
    if (term_outbuf_index > 0) {
87
        for (i = 0; i < MAX_MON; i++)
88
            if (monitor_hd[i] && monitor_hd[i]->focus == 0)
89
                qemu_chr_write(monitor_hd[i], term_outbuf, term_outbuf_index);
90
        term_outbuf_index = 0;
91
    }
92
}
93

    
94
/* flush at every end of line or if the buffer is full */
95
void term_puts(const char *str)
96
{
97
    char c;
98
    for(;;) {
99
        c = *str++;
100
        if (c == '\0')
101
            break;
102
        if (c == '\n')
103
            term_outbuf[term_outbuf_index++] = '\r';
104
        term_outbuf[term_outbuf_index++] = c;
105
        if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
106
            c == '\n')
107
            term_flush();
108
    }
109
}
110

    
111
void term_vprintf(const char *fmt, va_list ap)
112
{
113
    char buf[4096];
114
    vsnprintf(buf, sizeof(buf), fmt, ap);
115
    term_puts(buf);
116
}
117

    
118
void term_printf(const char *fmt, ...)
119
{
120
    va_list ap;
121
    va_start(ap, fmt);
122
    term_vprintf(fmt, ap);
123
    va_end(ap);
124
}
125

    
126
void term_print_filename(const char *filename)
127
{
128
    int i;
129

    
130
    for (i = 0; filename[i]; i++) {
131
        switch (filename[i]) {
132
        case ' ':
133
        case '"':
134
        case '\\':
135
            term_printf("\\%c", filename[i]);
136
            break;
137
        case '\t':
138
            term_printf("\\t");
139
            break;
140
        case '\r':
141
            term_printf("\\r");
142
            break;
143
        case '\n':
144
            term_printf("\\n");
145
            break;
146
        default:
147
            term_printf("%c", filename[i]);
148
            break;
149
        }
150
    }
151
}
152

    
153
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
154
{
155
    va_list ap;
156
    va_start(ap, fmt);
157
    term_vprintf(fmt, ap);
158
    va_end(ap);
159
    return 0;
160
}
161

    
162
static int compare_cmd(const char *name, const char *list)
163
{
164
    const char *p, *pstart;
165
    int len;
166
    len = strlen(name);
167
    p = list;
168
    for(;;) {
169
        pstart = p;
170
        p = strchr(p, '|');
171
        if (!p)
172
            p = pstart + strlen(pstart);
173
        if ((p - pstart) == len && !memcmp(pstart, name, len))
174
            return 1;
175
        if (*p == '\0')
176
            break;
177
        p++;
178
    }
179
    return 0;
180
}
181

    
182
static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name)
183
{
184
    term_cmd_t *cmd;
185

    
186
    for(cmd = cmds; cmd->name != NULL; cmd++) {
187
        if (!name || !strcmp(name, cmd->name))
188
            term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
189
    }
190
}
191

    
192
static void help_cmd(const char *name)
193
{
194
    if (name && !strcmp(name, "info")) {
195
        help_cmd1(info_cmds, "info ", NULL);
196
    } else {
197
        help_cmd1(term_cmds, "", name);
198
        if (name && !strcmp(name, "log")) {
199
            CPULogItem *item;
200
            term_printf("Log items (comma separated):\n");
201
            term_printf("%-10s %s\n", "none", "remove all logs");
202
            for(item = cpu_log_items; item->mask != 0; item++) {
203
                term_printf("%-10s %s\n", item->name, item->help);
204
            }
205
        }
206
    }
207
}
208

    
209
static void do_help(const char *name)
210
{
211
    help_cmd(name);
212
}
213

    
214
static void do_commit(const char *device)
215
{
216
    int i, all_devices;
217

    
218
    all_devices = !strcmp(device, "all");
219
    for (i = 0; i < nb_drives; i++) {
220
            if (all_devices ||
221
                !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
222
                bdrv_commit(drives_table[i].bdrv);
223
    }
224
}
225

    
226
static void do_info(const char *item)
227
{
228
    term_cmd_t *cmd;
229
    void (*handler)(void);
230

    
231
    if (!item)
232
        goto help;
233
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
234
        if (compare_cmd(item, cmd->name))
235
            goto found;
236
    }
237
 help:
238
    help_cmd("info");
239
    return;
240
 found:
241
    handler = cmd->handler;
242
    handler();
243
}
244

    
245
static void do_info_version(void)
246
{
247
  term_printf("%s\n", QEMU_VERSION);
248
}
249

    
250
static void do_info_name(void)
251
{
252
    if (qemu_name)
253
        term_printf("%s\n", qemu_name);
254
}
255

    
256
static void do_info_block(void)
257
{
258
    bdrv_info();
259
}
260

    
261
static void do_info_blockstats(void)
262
{
263
    bdrv_info_stats();
264
}
265

    
266
/* get the current CPU defined by the user */
267
static int mon_set_cpu(int cpu_index)
268
{
269
    CPUState *env;
270

    
271
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
272
        if (env->cpu_index == cpu_index) {
273
            mon_cpu = env;
274
            return 0;
275
        }
276
    }
277
    return -1;
278
}
279

    
280
static CPUState *mon_get_cpu(void)
281
{
282
    if (!mon_cpu) {
283
        mon_set_cpu(0);
284
    }
285
    return mon_cpu;
286
}
287

    
288
static void do_info_registers(void)
289
{
290
    CPUState *env;
291
    env = mon_get_cpu();
292
    if (!env)
293
        return;
294
#ifdef TARGET_I386
295
    cpu_dump_state(env, NULL, monitor_fprintf,
296
                   X86_DUMP_FPU);
297
#else
298
    cpu_dump_state(env, NULL, monitor_fprintf,
299
                   0);
300
#endif
301
}
302

    
303
static void do_info_cpus(void)
304
{
305
    CPUState *env;
306

    
307
    /* just to set the default cpu if not already done */
308
    mon_get_cpu();
309

    
310
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
311
        term_printf("%c CPU #%d:",
312
                    (env == mon_cpu) ? '*' : ' ',
313
                    env->cpu_index);
314
#if defined(TARGET_I386)
315
        term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
316
#elif defined(TARGET_PPC)
317
        term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
318
#elif defined(TARGET_SPARC)
319
        term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
320
#elif defined(TARGET_MIPS)
321
        term_printf(" PC=0x" TARGET_FMT_lx, env->active_tc.PC);
322
#endif
323
        if (env->halted)
324
            term_printf(" (halted)");
325
        term_printf("\n");
326
    }
327
}
328

    
329
static void do_cpu_set(int index)
330
{
331
    if (mon_set_cpu(index) < 0)
332
        term_printf("Invalid CPU index\n");
333
}
334

    
335
static void do_info_jit(void)
336
{
337
    dump_exec_info(NULL, monitor_fprintf);
338
}
339

    
340
static void do_info_history (void)
341
{
342
    int i;
343
    const char *str;
344

    
345
    i = 0;
346
    for(;;) {
347
        str = readline_get_history(i);
348
        if (!str)
349
            break;
350
        term_printf("%d: '%s'\n", i, str);
351
        i++;
352
    }
353
}
354

    
355
#if defined(TARGET_PPC)
356
/* XXX: not implemented in other targets */
357
static void do_info_cpu_stats (void)
358
{
359
    CPUState *env;
360

    
361
    env = mon_get_cpu();
362
    cpu_dump_statistics(env, NULL, &monitor_fprintf, 0);
363
}
364
#endif
365

    
366
static void do_quit(void)
367
{
368
    exit(0);
369
}
370

    
371
static int eject_device(BlockDriverState *bs, int force)
372
{
373
    if (bdrv_is_inserted(bs)) {
374
        if (!force) {
375
            if (!bdrv_is_removable(bs)) {
376
                term_printf("device is not removable\n");
377
                return -1;
378
            }
379
            if (bdrv_is_locked(bs)) {
380
                term_printf("device is locked\n");
381
                return -1;
382
            }
383
        }
384
        bdrv_close(bs);
385
    }
386
    return 0;
387
}
388

    
389
static void do_eject(int force, const char *filename)
390
{
391
    BlockDriverState *bs;
392

    
393
    bs = bdrv_find(filename);
394
    if (!bs) {
395
        term_printf("device not found\n");
396
        return;
397
    }
398
    eject_device(bs, force);
399
}
400

    
401
static void do_change_block(const char *device, const char *filename, const char *fmt)
402
{
403
    BlockDriverState *bs;
404
    BlockDriver *drv = NULL;
405

    
406
    bs = bdrv_find(device);
407
    if (!bs) {
408
        term_printf("device not found\n");
409
        return;
410
    }
411
    if (fmt) {
412
        drv = bdrv_find_format(fmt);
413
        if (!drv) {
414
            term_printf("invalid format %s\n", fmt);
415
            return;
416
        }
417
    }
418
    if (eject_device(bs, 0) < 0)
419
        return;
420
    bdrv_open2(bs, filename, 0, drv);
421
    qemu_key_check(bs, filename);
422
}
423

    
424
static void do_change_vnc(const char *target)
425
{
426
    if (strcmp(target, "passwd") == 0 ||
427
        strcmp(target, "password") == 0) {
428
        char password[9];
429
        monitor_readline("Password: ", 1, password, sizeof(password)-1);
430
        password[sizeof(password)-1] = '\0';
431
        if (vnc_display_password(NULL, password) < 0)
432
            term_printf("could not set VNC server password\n");
433
    } else {
434
        if (vnc_display_open(NULL, target) < 0)
435
            term_printf("could not start VNC server on %s\n", target);
436
    }
437
}
438

    
439
static void do_change(const char *device, const char *target, const char *fmt)
440
{
441
    if (strcmp(device, "vnc") == 0) {
442
        do_change_vnc(target);
443
    } else {
444
        do_change_block(device, target, fmt);
445
    }
446
}
447

    
448
static void do_screen_dump(const char *filename)
449
{
450
    vga_hw_screen_dump(filename);
451
}
452

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

    
458
static void do_log(const char *items)
459
{
460
    int mask;
461

    
462
    if (!strcmp(items, "none")) {
463
        mask = 0;
464
    } else {
465
        mask = cpu_str_to_log_mask(items);
466
        if (!mask) {
467
            help_cmd("log");
468
            return;
469
        }
470
    }
471
    cpu_set_log(mask);
472
}
473

    
474
static void do_stop(void)
475
{
476
    vm_stop(EXCP_INTERRUPT);
477
}
478

    
479
static void do_cont(void)
480
{
481
    vm_start();
482
}
483

    
484
#ifdef CONFIG_GDBSTUB
485
static void do_gdbserver(const char *port)
486
{
487
    if (!port)
488
        port = DEFAULT_GDBSTUB_PORT;
489
    if (gdbserver_start(port) < 0) {
490
        qemu_printf("Could not open gdbserver socket on port '%s'\n", port);
491
    } else {
492
        qemu_printf("Waiting gdb connection on port '%s'\n", port);
493
    }
494
}
495
#endif
496

    
497
static void term_printc(int c)
498
{
499
    term_printf("'");
500
    switch(c) {
501
    case '\'':
502
        term_printf("\\'");
503
        break;
504
    case '\\':
505
        term_printf("\\\\");
506
        break;
507
    case '\n':
508
        term_printf("\\n");
509
        break;
510
    case '\r':
511
        term_printf("\\r");
512
        break;
513
    default:
514
        if (c >= 32 && c <= 126) {
515
            term_printf("%c", c);
516
        } else {
517
            term_printf("\\x%02x", c);
518
        }
519
        break;
520
    }
521
    term_printf("'");
522
}
523

    
524
static void memory_dump(int count, int format, int wsize,
525
                        target_phys_addr_t addr, int is_physical)
526
{
527
    CPUState *env;
528
    int nb_per_line, l, line_size, i, max_digits, len;
529
    uint8_t buf[16];
530
    uint64_t v;
531

    
532
    if (format == 'i') {
533
        int flags;
534
        flags = 0;
535
        env = mon_get_cpu();
536
        if (!env && !is_physical)
537
            return;
538
#ifdef TARGET_I386
539
        if (wsize == 2) {
540
            flags = 1;
541
        } else if (wsize == 4) {
542
            flags = 0;
543
        } else {
544
            /* as default we use the current CS size */
545
            flags = 0;
546
            if (env) {
547
#ifdef TARGET_X86_64
548
                if ((env->efer & MSR_EFER_LMA) &&
549
                    (env->segs[R_CS].flags & DESC_L_MASK))
550
                    flags = 2;
551
                else
552
#endif
553
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
554
                    flags = 1;
555
            }
556
        }
557
#endif
558
        monitor_disas(env, addr, count, is_physical, flags);
559
        return;
560
    }
561

    
562
    len = wsize * count;
563
    if (wsize == 1)
564
        line_size = 8;
565
    else
566
        line_size = 16;
567
    nb_per_line = line_size / wsize;
568
    max_digits = 0;
569

    
570
    switch(format) {
571
    case 'o':
572
        max_digits = (wsize * 8 + 2) / 3;
573
        break;
574
    default:
575
    case 'x':
576
        max_digits = (wsize * 8) / 4;
577
        break;
578
    case 'u':
579
    case 'd':
580
        max_digits = (wsize * 8 * 10 + 32) / 33;
581
        break;
582
    case 'c':
583
        wsize = 1;
584
        break;
585
    }
586

    
587
    while (len > 0) {
588
        if (is_physical)
589
            term_printf(TARGET_FMT_plx ":", addr);
590
        else
591
            term_printf(TARGET_FMT_lx ":", (target_ulong)addr);
592
        l = len;
593
        if (l > line_size)
594
            l = line_size;
595
        if (is_physical) {
596
            cpu_physical_memory_rw(addr, buf, l, 0);
597
        } else {
598
            env = mon_get_cpu();
599
            if (!env)
600
                break;
601
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
602
                term_printf(" Cannot access memory\n");
603
                break;
604
            }
605
        }
606
        i = 0;
607
        while (i < l) {
608
            switch(wsize) {
609
            default:
610
            case 1:
611
                v = ldub_raw(buf + i);
612
                break;
613
            case 2:
614
                v = lduw_raw(buf + i);
615
                break;
616
            case 4:
617
                v = (uint32_t)ldl_raw(buf + i);
618
                break;
619
            case 8:
620
                v = ldq_raw(buf + i);
621
                break;
622
            }
623
            term_printf(" ");
624
            switch(format) {
625
            case 'o':
626
                term_printf("%#*" PRIo64, max_digits, v);
627
                break;
628
            case 'x':
629
                term_printf("0x%0*" PRIx64, max_digits, v);
630
                break;
631
            case 'u':
632
                term_printf("%*" PRIu64, max_digits, v);
633
                break;
634
            case 'd':
635
                term_printf("%*" PRId64, max_digits, v);
636
                break;
637
            case 'c':
638
                term_printc(v);
639
                break;
640
            }
641
            i += wsize;
642
        }
643
        term_printf("\n");
644
        addr += l;
645
        len -= l;
646
    }
647
}
648

    
649
#if TARGET_LONG_BITS == 64
650
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
651
#else
652
#define GET_TLONG(h, l) (l)
653
#endif
654

    
655
static void do_memory_dump(int count, int format, int size,
656
                           uint32_t addrh, uint32_t addrl)
657
{
658
    target_long addr = GET_TLONG(addrh, addrl);
659
    memory_dump(count, format, size, addr, 0);
660
}
661

    
662
#if TARGET_PHYS_ADDR_BITS > 32
663
#define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
664
#else
665
#define GET_TPHYSADDR(h, l) (l)
666
#endif
667

    
668
static void do_physical_memory_dump(int count, int format, int size,
669
                                    uint32_t addrh, uint32_t addrl)
670

    
671
{
672
    target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
673
    memory_dump(count, format, size, addr, 1);
674
}
675

    
676
static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
677
{
678
    target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
679
#if TARGET_PHYS_ADDR_BITS == 32
680
    switch(format) {
681
    case 'o':
682
        term_printf("%#o", val);
683
        break;
684
    case 'x':
685
        term_printf("%#x", val);
686
        break;
687
    case 'u':
688
        term_printf("%u", val);
689
        break;
690
    default:
691
    case 'd':
692
        term_printf("%d", val);
693
        break;
694
    case 'c':
695
        term_printc(val);
696
        break;
697
    }
698
#else
699
    switch(format) {
700
    case 'o':
701
        term_printf("%#" PRIo64, val);
702
        break;
703
    case 'x':
704
        term_printf("%#" PRIx64, val);
705
        break;
706
    case 'u':
707
        term_printf("%" PRIu64, val);
708
        break;
709
    default:
710
    case 'd':
711
        term_printf("%" PRId64, val);
712
        break;
713
    case 'c':
714
        term_printc(val);
715
        break;
716
    }
717
#endif
718
    term_printf("\n");
719
}
720

    
721
static void do_memory_save(unsigned int valh, unsigned int vall,
722
                           uint32_t size, const char *filename)
723
{
724
    FILE *f;
725
    target_long addr = GET_TLONG(valh, vall);
726
    uint32_t l;
727
    CPUState *env;
728
    uint8_t buf[1024];
729

    
730
    env = mon_get_cpu();
731
    if (!env)
732
        return;
733

    
734
    f = fopen(filename, "wb");
735
    if (!f) {
736
        term_printf("could not open '%s'\n", filename);
737
        return;
738
    }
739
    while (size != 0) {
740
        l = sizeof(buf);
741
        if (l > size)
742
            l = size;
743
        cpu_memory_rw_debug(env, addr, buf, l, 0);
744
        fwrite(buf, 1, l, f);
745
        addr += l;
746
        size -= l;
747
    }
748
    fclose(f);
749
}
750

    
751
static void do_physical_memory_save(unsigned int valh, unsigned int vall,
752
                                    uint32_t size, const char *filename)
753
{
754
    FILE *f;
755
    uint32_t l;
756
    uint8_t buf[1024];
757
    target_phys_addr_t addr = GET_TPHYSADDR(valh, vall); 
758

    
759
    f = fopen(filename, "wb");
760
    if (!f) {
761
        term_printf("could not open '%s'\n", filename);
762
        return;
763
    }
764
    while (size != 0) {
765
        l = sizeof(buf);
766
        if (l > size)
767
            l = size;
768
        cpu_physical_memory_rw(addr, buf, l, 0);
769
        fwrite(buf, 1, l, f);
770
        fflush(f);
771
        addr += l;
772
        size -= l;
773
    }
774
    fclose(f);
775
}
776

    
777
static void do_sum(uint32_t start, uint32_t size)
778
{
779
    uint32_t addr;
780
    uint8_t buf[1];
781
    uint16_t sum;
782

    
783
    sum = 0;
784
    for(addr = start; addr < (start + size); addr++) {
785
        cpu_physical_memory_rw(addr, buf, 1, 0);
786
        /* BSD sum algorithm ('sum' Unix command) */
787
        sum = (sum >> 1) | (sum << 15);
788
        sum += buf[0];
789
    }
790
    term_printf("%05d\n", sum);
791
}
792

    
793
typedef struct {
794
    int keycode;
795
    const char *name;
796
} KeyDef;
797

    
798
static const KeyDef key_defs[] = {
799
    { 0x2a, "shift" },
800
    { 0x36, "shift_r" },
801

    
802
    { 0x38, "alt" },
803
    { 0xb8, "alt_r" },
804
    { 0x64, "altgr" },
805
    { 0xe4, "altgr_r" },
806
    { 0x1d, "ctrl" },
807
    { 0x9d, "ctrl_r" },
808

    
809
    { 0xdd, "menu" },
810

    
811
    { 0x01, "esc" },
812

    
813
    { 0x02, "1" },
814
    { 0x03, "2" },
815
    { 0x04, "3" },
816
    { 0x05, "4" },
817
    { 0x06, "5" },
818
    { 0x07, "6" },
819
    { 0x08, "7" },
820
    { 0x09, "8" },
821
    { 0x0a, "9" },
822
    { 0x0b, "0" },
823
    { 0x0c, "minus" },
824
    { 0x0d, "equal" },
825
    { 0x0e, "backspace" },
826

    
827
    { 0x0f, "tab" },
828
    { 0x10, "q" },
829
    { 0x11, "w" },
830
    { 0x12, "e" },
831
    { 0x13, "r" },
832
    { 0x14, "t" },
833
    { 0x15, "y" },
834
    { 0x16, "u" },
835
    { 0x17, "i" },
836
    { 0x18, "o" },
837
    { 0x19, "p" },
838

    
839
    { 0x1c, "ret" },
840

    
841
    { 0x1e, "a" },
842
    { 0x1f, "s" },
843
    { 0x20, "d" },
844
    { 0x21, "f" },
845
    { 0x22, "g" },
846
    { 0x23, "h" },
847
    { 0x24, "j" },
848
    { 0x25, "k" },
849
    { 0x26, "l" },
850

    
851
    { 0x2c, "z" },
852
    { 0x2d, "x" },
853
    { 0x2e, "c" },
854
    { 0x2f, "v" },
855
    { 0x30, "b" },
856
    { 0x31, "n" },
857
    { 0x32, "m" },
858

    
859
    { 0x37, "asterisk" },
860

    
861
    { 0x39, "spc" },
862
    { 0x3a, "caps_lock" },
863
    { 0x3b, "f1" },
864
    { 0x3c, "f2" },
865
    { 0x3d, "f3" },
866
    { 0x3e, "f4" },
867
    { 0x3f, "f5" },
868
    { 0x40, "f6" },
869
    { 0x41, "f7" },
870
    { 0x42, "f8" },
871
    { 0x43, "f9" },
872
    { 0x44, "f10" },
873
    { 0x45, "num_lock" },
874
    { 0x46, "scroll_lock" },
875

    
876
    { 0xb5, "kp_divide" },
877
    { 0x37, "kp_multiply" },
878
    { 0x4a, "kp_subtract" },
879
    { 0x4e, "kp_add" },
880
    { 0x9c, "kp_enter" },
881
    { 0x53, "kp_decimal" },
882
    { 0x54, "sysrq" },
883

    
884
    { 0x52, "kp_0" },
885
    { 0x4f, "kp_1" },
886
    { 0x50, "kp_2" },
887
    { 0x51, "kp_3" },
888
    { 0x4b, "kp_4" },
889
    { 0x4c, "kp_5" },
890
    { 0x4d, "kp_6" },
891
    { 0x47, "kp_7" },
892
    { 0x48, "kp_8" },
893
    { 0x49, "kp_9" },
894

    
895
    { 0x56, "<" },
896

    
897
    { 0x57, "f11" },
898
    { 0x58, "f12" },
899

    
900
    { 0xb7, "print" },
901

    
902
    { 0xc7, "home" },
903
    { 0xc9, "pgup" },
904
    { 0xd1, "pgdn" },
905
    { 0xcf, "end" },
906

    
907
    { 0xcb, "left" },
908
    { 0xc8, "up" },
909
    { 0xd0, "down" },
910
    { 0xcd, "right" },
911

    
912
    { 0xd2, "insert" },
913
    { 0xd3, "delete" },
914
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
915
    { 0xf0, "stop" },
916
    { 0xf1, "again" },
917
    { 0xf2, "props" },
918
    { 0xf3, "undo" },
919
    { 0xf4, "front" },
920
    { 0xf5, "copy" },
921
    { 0xf6, "open" },
922
    { 0xf7, "paste" },
923
    { 0xf8, "find" },
924
    { 0xf9, "cut" },
925
    { 0xfa, "lf" },
926
    { 0xfb, "help" },
927
    { 0xfc, "meta_l" },
928
    { 0xfd, "meta_r" },
929
    { 0xfe, "compose" },
930
#endif
931
    { 0, NULL },
932
};
933

    
934
static int get_keycode(const char *key)
935
{
936
    const KeyDef *p;
937
    char *endp;
938
    int ret;
939

    
940
    for(p = key_defs; p->name != NULL; p++) {
941
        if (!strcmp(key, p->name))
942
            return p->keycode;
943
    }
944
    if (strstart(key, "0x", NULL)) {
945
        ret = strtoul(key, &endp, 0);
946
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
947
            return ret;
948
    }
949
    return -1;
950
}
951

    
952
#define MAX_KEYCODES 16
953
static uint8_t keycodes[MAX_KEYCODES];
954
static int nb_pending_keycodes;
955
static QEMUTimer *key_timer;
956

    
957
static void release_keys(void *opaque)
958
{
959
    int keycode;
960

    
961
    while (nb_pending_keycodes > 0) {
962
        nb_pending_keycodes--;
963
        keycode = keycodes[nb_pending_keycodes];
964
        if (keycode & 0x80)
965
            kbd_put_keycode(0xe0);
966
        kbd_put_keycode(keycode | 0x80);
967
    }
968
}
969

    
970
static void do_sendkey(const char *string, int has_hold_time, int hold_time)
971
{
972
    char keyname_buf[16];
973
    char *separator;
974
    int keyname_len, keycode, i;
975

    
976
    if (nb_pending_keycodes > 0) {
977
        qemu_del_timer(key_timer);
978
        release_keys(NULL);
979
    }
980
    if (!has_hold_time)
981
        hold_time = 100;
982
    i = 0;
983
    while (1) {
984
        separator = strchr(string, '-');
985
        keyname_len = separator ? separator - string : strlen(string);
986
        if (keyname_len > 0) {
987
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
988
            if (keyname_len > sizeof(keyname_buf) - 1) {
989
                term_printf("invalid key: '%s...'\n", keyname_buf);
990
                return;
991
            }
992
            if (i == MAX_KEYCODES) {
993
                term_printf("too many keys\n");
994
                return;
995
            }
996
            keyname_buf[keyname_len] = 0;
997
            keycode = get_keycode(keyname_buf);
998
            if (keycode < 0) {
999
                term_printf("unknown key: '%s'\n", keyname_buf);
1000
                return;
1001
            }
1002
            keycodes[i++] = keycode;
1003
        }
1004
        if (!separator)
1005
            break;
1006
        string = separator + 1;
1007
    }
1008
    nb_pending_keycodes = i;
1009
    /* key down events */
1010
    for (i = 0; i < nb_pending_keycodes; i++) {
1011
        keycode = keycodes[i];
1012
        if (keycode & 0x80)
1013
            kbd_put_keycode(0xe0);
1014
        kbd_put_keycode(keycode & 0x7f);
1015
    }
1016
    /* delayed key up events */
1017
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1018
                    muldiv64(ticks_per_sec, hold_time, 1000));
1019
}
1020

    
1021
static int mouse_button_state;
1022

    
1023
static void do_mouse_move(const char *dx_str, const char *dy_str,
1024
                          const char *dz_str)
1025
{
1026
    int dx, dy, dz;
1027
    dx = strtol(dx_str, NULL, 0);
1028
    dy = strtol(dy_str, NULL, 0);
1029
    dz = 0;
1030
    if (dz_str)
1031
        dz = strtol(dz_str, NULL, 0);
1032
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1033
}
1034

    
1035
static void do_mouse_button(int button_state)
1036
{
1037
    mouse_button_state = button_state;
1038
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1039
}
1040

    
1041
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
1042
{
1043
    uint32_t val;
1044
    int suffix;
1045

    
1046
    if (has_index) {
1047
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
1048
        addr++;
1049
    }
1050
    addr &= 0xffff;
1051

    
1052
    switch(size) {
1053
    default:
1054
    case 1:
1055
        val = cpu_inb(NULL, addr);
1056
        suffix = 'b';
1057
        break;
1058
    case 2:
1059
        val = cpu_inw(NULL, addr);
1060
        suffix = 'w';
1061
        break;
1062
    case 4:
1063
        val = cpu_inl(NULL, addr);
1064
        suffix = 'l';
1065
        break;
1066
    }
1067
    term_printf("port%c[0x%04x] = %#0*x\n",
1068
                suffix, addr, size * 2, val);
1069
}
1070

    
1071
/* boot_set handler */
1072
static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1073
static void *boot_opaque;
1074

    
1075
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1076
{
1077
    qemu_boot_set_handler = func;
1078
    boot_opaque = opaque;
1079
}
1080

    
1081
static void do_boot_set(const char *bootdevice)
1082
{
1083
    int res;
1084

    
1085
    if (qemu_boot_set_handler)  {
1086
        res = qemu_boot_set_handler(boot_opaque, bootdevice);
1087
        if (res == 0)
1088
            term_printf("boot device list now set to %s\n", bootdevice);
1089
        else
1090
            term_printf("setting boot device list failed with error %i\n", res);
1091
    } else {
1092
        term_printf("no function defined to set boot device list for this architecture\n");
1093
    }
1094
}
1095

    
1096
static void do_system_reset(void)
1097
{
1098
    qemu_system_reset_request();
1099
}
1100

    
1101
static void do_system_powerdown(void)
1102
{
1103
    qemu_system_powerdown_request();
1104
}
1105

    
1106
#if defined(TARGET_I386)
1107
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1108
{
1109
    term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1110
                addr,
1111
                pte & mask,
1112
                pte & PG_GLOBAL_MASK ? 'G' : '-',
1113
                pte & PG_PSE_MASK ? 'P' : '-',
1114
                pte & PG_DIRTY_MASK ? 'D' : '-',
1115
                pte & PG_ACCESSED_MASK ? 'A' : '-',
1116
                pte & PG_PCD_MASK ? 'C' : '-',
1117
                pte & PG_PWT_MASK ? 'T' : '-',
1118
                pte & PG_USER_MASK ? 'U' : '-',
1119
                pte & PG_RW_MASK ? 'W' : '-');
1120
}
1121

    
1122
static void tlb_info(void)
1123
{
1124
    CPUState *env;
1125
    int l1, l2;
1126
    uint32_t pgd, pde, pte;
1127

    
1128
    env = mon_get_cpu();
1129
    if (!env)
1130
        return;
1131

    
1132
    if (!(env->cr[0] & CR0_PG_MASK)) {
1133
        term_printf("PG disabled\n");
1134
        return;
1135
    }
1136
    pgd = env->cr[3] & ~0xfff;
1137
    for(l1 = 0; l1 < 1024; l1++) {
1138
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1139
        pde = le32_to_cpu(pde);
1140
        if (pde & PG_PRESENT_MASK) {
1141
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1142
                print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1143
            } else {
1144
                for(l2 = 0; l2 < 1024; l2++) {
1145
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1146
                                             (uint8_t *)&pte, 4);
1147
                    pte = le32_to_cpu(pte);
1148
                    if (pte & PG_PRESENT_MASK) {
1149
                        print_pte((l1 << 22) + (l2 << 12),
1150
                                  pte & ~PG_PSE_MASK,
1151
                                  ~0xfff);
1152
                    }
1153
                }
1154
            }
1155
        }
1156
    }
1157
}
1158

    
1159
static void mem_print(uint32_t *pstart, int *plast_prot,
1160
                      uint32_t end, int prot)
1161
{
1162
    int prot1;
1163
    prot1 = *plast_prot;
1164
    if (prot != prot1) {
1165
        if (*pstart != -1) {
1166
            term_printf("%08x-%08x %08x %c%c%c\n",
1167
                        *pstart, end, end - *pstart,
1168
                        prot1 & PG_USER_MASK ? 'u' : '-',
1169
                        'r',
1170
                        prot1 & PG_RW_MASK ? 'w' : '-');
1171
        }
1172
        if (prot != 0)
1173
            *pstart = end;
1174
        else
1175
            *pstart = -1;
1176
        *plast_prot = prot;
1177
    }
1178
}
1179

    
1180
static void mem_info(void)
1181
{
1182
    CPUState *env;
1183
    int l1, l2, prot, last_prot;
1184
    uint32_t pgd, pde, pte, start, end;
1185

    
1186
    env = mon_get_cpu();
1187
    if (!env)
1188
        return;
1189

    
1190
    if (!(env->cr[0] & CR0_PG_MASK)) {
1191
        term_printf("PG disabled\n");
1192
        return;
1193
    }
1194
    pgd = env->cr[3] & ~0xfff;
1195
    last_prot = 0;
1196
    start = -1;
1197
    for(l1 = 0; l1 < 1024; l1++) {
1198
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1199
        pde = le32_to_cpu(pde);
1200
        end = l1 << 22;
1201
        if (pde & PG_PRESENT_MASK) {
1202
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1203
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1204
                mem_print(&start, &last_prot, end, prot);
1205
            } else {
1206
                for(l2 = 0; l2 < 1024; l2++) {
1207
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1208
                                             (uint8_t *)&pte, 4);
1209
                    pte = le32_to_cpu(pte);
1210
                    end = (l1 << 22) + (l2 << 12);
1211
                    if (pte & PG_PRESENT_MASK) {
1212
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1213
                    } else {
1214
                        prot = 0;
1215
                    }
1216
                    mem_print(&start, &last_prot, end, prot);
1217
                }
1218
            }
1219
        } else {
1220
            prot = 0;
1221
            mem_print(&start, &last_prot, end, prot);
1222
        }
1223
    }
1224
}
1225
#endif
1226

    
1227
static void do_info_kqemu(void)
1228
{
1229
#ifdef USE_KQEMU
1230
    CPUState *env;
1231
    int val;
1232
    val = 0;
1233
    env = mon_get_cpu();
1234
    if (!env) {
1235
        term_printf("No cpu initialized yet");
1236
        return;
1237
    }
1238
    val = env->kqemu_enabled;
1239
    term_printf("kqemu support: ");
1240
    switch(val) {
1241
    default:
1242
    case 0:
1243
        term_printf("disabled\n");
1244
        break;
1245
    case 1:
1246
        term_printf("enabled for user code\n");
1247
        break;
1248
    case 2:
1249
        term_printf("enabled for user and kernel code\n");
1250
        break;
1251
    }
1252
#else
1253
    term_printf("kqemu support: not compiled\n");
1254
#endif
1255
}
1256

    
1257
#ifdef CONFIG_PROFILER
1258

    
1259
int64_t kqemu_time;
1260
int64_t qemu_time;
1261
int64_t kqemu_exec_count;
1262
int64_t dev_time;
1263
int64_t kqemu_ret_int_count;
1264
int64_t kqemu_ret_excp_count;
1265
int64_t kqemu_ret_intr_count;
1266

    
1267
static void do_info_profile(void)
1268
{
1269
    int64_t total;
1270
    total = qemu_time;
1271
    if (total == 0)
1272
        total = 1;
1273
    term_printf("async time  %" PRId64 " (%0.3f)\n",
1274
                dev_time, dev_time / (double)ticks_per_sec);
1275
    term_printf("qemu time   %" PRId64 " (%0.3f)\n",
1276
                qemu_time, qemu_time / (double)ticks_per_sec);
1277
    term_printf("kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1278
                kqemu_time, kqemu_time / (double)ticks_per_sec,
1279
                kqemu_time / (double)total * 100.0,
1280
                kqemu_exec_count,
1281
                kqemu_ret_int_count,
1282
                kqemu_ret_excp_count,
1283
                kqemu_ret_intr_count);
1284
    qemu_time = 0;
1285
    kqemu_time = 0;
1286
    kqemu_exec_count = 0;
1287
    dev_time = 0;
1288
    kqemu_ret_int_count = 0;
1289
    kqemu_ret_excp_count = 0;
1290
    kqemu_ret_intr_count = 0;
1291
#ifdef USE_KQEMU
1292
    kqemu_record_dump();
1293
#endif
1294
}
1295
#else
1296
static void do_info_profile(void)
1297
{
1298
    term_printf("Internal profiler not compiled\n");
1299
}
1300
#endif
1301

    
1302
/* Capture support */
1303
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1304

    
1305
static void do_info_capture (void)
1306
{
1307
    int i;
1308
    CaptureState *s;
1309

    
1310
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1311
        term_printf ("[%d]: ", i);
1312
        s->ops.info (s->opaque);
1313
    }
1314
}
1315

    
1316
static void do_stop_capture (int n)
1317
{
1318
    int i;
1319
    CaptureState *s;
1320

    
1321
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1322
        if (i == n) {
1323
            s->ops.destroy (s->opaque);
1324
            LIST_REMOVE (s, entries);
1325
            qemu_free (s);
1326
            return;
1327
        }
1328
    }
1329
}
1330

    
1331
#ifdef HAS_AUDIO
1332
int wav_start_capture (CaptureState *s, const char *path, int freq,
1333
                       int bits, int nchannels);
1334

    
1335
static void do_wav_capture (const char *path,
1336
                            int has_freq, int freq,
1337
                            int has_bits, int bits,
1338
                            int has_channels, int nchannels)
1339
{
1340
    CaptureState *s;
1341

    
1342
    s = qemu_mallocz (sizeof (*s));
1343
    if (!s) {
1344
        term_printf ("Not enough memory to add wave capture\n");
1345
        return;
1346
    }
1347

    
1348
    freq = has_freq ? freq : 44100;
1349
    bits = has_bits ? bits : 16;
1350
    nchannels = has_channels ? nchannels : 2;
1351

    
1352
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1353
        term_printf ("Faied to add wave capture\n");
1354
        qemu_free (s);
1355
    }
1356
    LIST_INSERT_HEAD (&capture_head, s, entries);
1357
}
1358
#endif
1359

    
1360
#if defined(TARGET_I386)
1361
static void do_inject_nmi(int cpu_index)
1362
{
1363
    CPUState *env;
1364

    
1365
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1366
        if (env->cpu_index == cpu_index) {
1367
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1368
            break;
1369
        }
1370
}
1371
#endif
1372

    
1373
static term_cmd_t term_cmds[] = {
1374
    { "help|?", "s?", do_help,
1375
      "[cmd]", "show the help" },
1376
    { "commit", "s", do_commit,
1377
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1378
    { "info", "s?", do_info,
1379
      "subcommand", "show various information about the system state" },
1380
    { "q|quit", "", do_quit,
1381
      "", "quit the emulator" },
1382
    { "eject", "-fB", do_eject,
1383
      "[-f] device", "eject a removable medium (use -f to force it)" },
1384
    { "change", "BFs?", do_change,
1385
      "device filename [format]", "change a removable medium, optional format" },
1386
    { "screendump", "F", do_screen_dump,
1387
      "filename", "save screen into PPM image 'filename'" },
1388
    { "logfile", "F", do_logfile,
1389
      "filename", "output logs to 'filename'" },
1390
    { "log", "s", do_log,
1391
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1392
    { "savevm", "s?", do_savevm,
1393
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1394
    { "loadvm", "s", do_loadvm,
1395
      "tag|id", "restore a VM snapshot from its tag or id" },
1396
    { "delvm", "s", do_delvm,
1397
      "tag|id", "delete a VM snapshot from its tag or id" },
1398
    { "stop", "", do_stop,
1399
      "", "stop emulation", },
1400
    { "c|cont", "", do_cont,
1401
      "", "resume emulation", },
1402
#ifdef CONFIG_GDBSTUB
1403
    { "gdbserver", "s?", do_gdbserver,
1404
      "[port]", "start gdbserver session (default port=1234)", },
1405
#endif
1406
    { "x", "/l", do_memory_dump,
1407
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1408
    { "xp", "/l", do_physical_memory_dump,
1409
      "/fmt addr", "physical memory dump starting at 'addr'", },
1410
    { "p|print", "/l", do_print,
1411
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1412
    { "i", "/ii.", do_ioport_read,
1413
      "/fmt addr", "I/O port read" },
1414

    
1415
    { "sendkey", "si?", do_sendkey,
1416
      "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1417
    { "system_reset", "", do_system_reset,
1418
      "", "reset the system" },
1419
    { "system_powerdown", "", do_system_powerdown,
1420
      "", "send system power down event" },
1421
    { "sum", "ii", do_sum,
1422
      "addr size", "compute the checksum of a memory region" },
1423
    { "usb_add", "s", do_usb_add,
1424
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1425
    { "usb_del", "s", do_usb_del,
1426
      "device", "remove USB device 'bus.addr'" },
1427
    { "cpu", "i", do_cpu_set,
1428
      "index", "set the default CPU" },
1429
    { "mouse_move", "sss?", do_mouse_move,
1430
      "dx dy [dz]", "send mouse move events" },
1431
    { "mouse_button", "i", do_mouse_button,
1432
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1433
    { "mouse_set", "i", do_mouse_set,
1434
      "index", "set which mouse device receives events" },
1435
#ifdef HAS_AUDIO
1436
    { "wavcapture", "si?i?i?", do_wav_capture,
1437
      "path [frequency bits channels]",
1438
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1439
#endif
1440
     { "stopcapture", "i", do_stop_capture,
1441
       "capture index", "stop capture" },
1442
    { "memsave", "lis", do_memory_save,
1443
      "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1444
    { "pmemsave", "lis", do_physical_memory_save,
1445
      "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1446
    { "boot_set", "s", do_boot_set,
1447
      "bootdevice", "define new values for the boot device list" },
1448
#if defined(TARGET_I386)
1449
    { "nmi", "i", do_inject_nmi,
1450
      "cpu", "inject an NMI on the given CPU", },
1451
#endif
1452
    { NULL, NULL, },
1453
};
1454

    
1455
static term_cmd_t info_cmds[] = {
1456
    { "version", "", do_info_version,
1457
      "", "show the version of qemu" },
1458
    { "network", "", do_info_network,
1459
      "", "show the network state" },
1460
    { "block", "", do_info_block,
1461
      "", "show the block devices" },
1462
    { "blockstats", "", do_info_blockstats,
1463
      "", "show block device statistics" },
1464
    { "registers", "", do_info_registers,
1465
      "", "show the cpu registers" },
1466
    { "cpus", "", do_info_cpus,
1467
      "", "show infos for each CPU" },
1468
    { "history", "", do_info_history,
1469
      "", "show the command line history", },
1470
    { "irq", "", irq_info,
1471
      "", "show the interrupts statistics (if available)", },
1472
    { "pic", "", pic_info,
1473
      "", "show i8259 (PIC) state", },
1474
    { "pci", "", pci_info,
1475
      "", "show PCI info", },
1476
#if defined(TARGET_I386)
1477
    { "tlb", "", tlb_info,
1478
      "", "show virtual to physical memory mappings", },
1479
    { "mem", "", mem_info,
1480
      "", "show the active virtual memory mappings", },
1481
#endif
1482
    { "jit", "", do_info_jit,
1483
      "", "show dynamic compiler info", },
1484
    { "kqemu", "", do_info_kqemu,
1485
      "", "show kqemu information", },
1486
    { "usb", "", usb_info,
1487
      "", "show guest USB devices", },
1488
    { "usbhost", "", usb_host_info,
1489
      "", "show host USB devices", },
1490
    { "profile", "", do_info_profile,
1491
      "", "show profiling information", },
1492
    { "capture", "", do_info_capture,
1493
      "", "show capture information" },
1494
    { "snapshots", "", do_info_snapshots,
1495
      "", "show the currently saved VM snapshots" },
1496
    { "pcmcia", "", pcmcia_info,
1497
      "", "show guest PCMCIA status" },
1498
    { "mice", "", do_info_mice,
1499
      "", "show which guest mouse is receiving events" },
1500
    { "vnc", "", do_info_vnc,
1501
      "", "show the vnc server status"},
1502
    { "name", "", do_info_name,
1503
      "", "show the current VM name" },
1504
#if defined(TARGET_PPC)
1505
    { "cpustats", "", do_info_cpu_stats,
1506
      "", "show CPU statistics", },
1507
#endif
1508
#if defined(CONFIG_SLIRP)
1509
    { "slirp", "", do_info_slirp,
1510
      "", "show SLIRP statistics", },
1511
#endif
1512
    { NULL, NULL, },
1513
};
1514

    
1515
/*******************************************************************/
1516

    
1517
static const char *pch;
1518
static jmp_buf expr_env;
1519

    
1520
#define MD_TLONG 0
1521
#define MD_I32   1
1522

    
1523
typedef struct MonitorDef {
1524
    const char *name;
1525
    int offset;
1526
    target_long (*get_value)(struct MonitorDef *md, int val);
1527
    int type;
1528
} MonitorDef;
1529

    
1530
#if defined(TARGET_I386)
1531
static target_long monitor_get_pc (struct MonitorDef *md, int val)
1532
{
1533
    CPUState *env = mon_get_cpu();
1534
    if (!env)
1535
        return 0;
1536
    return env->eip + env->segs[R_CS].base;
1537
}
1538
#endif
1539

    
1540
#if defined(TARGET_PPC)
1541
static target_long monitor_get_ccr (struct MonitorDef *md, int val)
1542
{
1543
    CPUState *env = mon_get_cpu();
1544
    unsigned int u;
1545
    int i;
1546

    
1547
    if (!env)
1548
        return 0;
1549

    
1550
    u = 0;
1551
    for (i = 0; i < 8; i++)
1552
        u |= env->crf[i] << (32 - (4 * i));
1553

    
1554
    return u;
1555
}
1556

    
1557
static target_long monitor_get_msr (struct MonitorDef *md, int val)
1558
{
1559
    CPUState *env = mon_get_cpu();
1560
    if (!env)
1561
        return 0;
1562
    return env->msr;
1563
}
1564

    
1565
static target_long monitor_get_xer (struct MonitorDef *md, int val)
1566
{
1567
    CPUState *env = mon_get_cpu();
1568
    if (!env)
1569
        return 0;
1570
    return ppc_load_xer(env);
1571
}
1572

    
1573
static target_long monitor_get_decr (struct MonitorDef *md, int val)
1574
{
1575
    CPUState *env = mon_get_cpu();
1576
    if (!env)
1577
        return 0;
1578
    return cpu_ppc_load_decr(env);
1579
}
1580

    
1581
static target_long monitor_get_tbu (struct MonitorDef *md, int val)
1582
{
1583
    CPUState *env = mon_get_cpu();
1584
    if (!env)
1585
        return 0;
1586
    return cpu_ppc_load_tbu(env);
1587
}
1588

    
1589
static target_long monitor_get_tbl (struct MonitorDef *md, int val)
1590
{
1591
    CPUState *env = mon_get_cpu();
1592
    if (!env)
1593
        return 0;
1594
    return cpu_ppc_load_tbl(env);
1595
}
1596
#endif
1597

    
1598
#if defined(TARGET_SPARC)
1599
#ifndef TARGET_SPARC64
1600
static target_long monitor_get_psr (struct MonitorDef *md, int val)
1601
{
1602
    CPUState *env = mon_get_cpu();
1603
    if (!env)
1604
        return 0;
1605
    return GET_PSR(env);
1606
}
1607
#endif
1608

    
1609
static target_long monitor_get_reg(struct MonitorDef *md, int val)
1610
{
1611
    CPUState *env = mon_get_cpu();
1612
    if (!env)
1613
        return 0;
1614
    return env->regwptr[val];
1615
}
1616
#endif
1617

    
1618
static MonitorDef monitor_defs[] = {
1619
#ifdef TARGET_I386
1620

    
1621
#define SEG(name, seg) \
1622
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1623
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1624
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1625

    
1626
    { "eax", offsetof(CPUState, regs[0]) },
1627
    { "ecx", offsetof(CPUState, regs[1]) },
1628
    { "edx", offsetof(CPUState, regs[2]) },
1629
    { "ebx", offsetof(CPUState, regs[3]) },
1630
    { "esp|sp", offsetof(CPUState, regs[4]) },
1631
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1632
    { "esi", offsetof(CPUState, regs[6]) },
1633
    { "edi", offsetof(CPUState, regs[7]) },
1634
#ifdef TARGET_X86_64
1635
    { "r8", offsetof(CPUState, regs[8]) },
1636
    { "r9", offsetof(CPUState, regs[9]) },
1637
    { "r10", offsetof(CPUState, regs[10]) },
1638
    { "r11", offsetof(CPUState, regs[11]) },
1639
    { "r12", offsetof(CPUState, regs[12]) },
1640
    { "r13", offsetof(CPUState, regs[13]) },
1641
    { "r14", offsetof(CPUState, regs[14]) },
1642
    { "r15", offsetof(CPUState, regs[15]) },
1643
#endif
1644
    { "eflags", offsetof(CPUState, eflags) },
1645
    { "eip", offsetof(CPUState, eip) },
1646
    SEG("cs", R_CS)
1647
    SEG("ds", R_DS)
1648
    SEG("es", R_ES)
1649
    SEG("ss", R_SS)
1650
    SEG("fs", R_FS)
1651
    SEG("gs", R_GS)
1652
    { "pc", 0, monitor_get_pc, },
1653
#elif defined(TARGET_PPC)
1654
    /* General purpose registers */
1655
    { "r0", offsetof(CPUState, gpr[0]) },
1656
    { "r1", offsetof(CPUState, gpr[1]) },
1657
    { "r2", offsetof(CPUState, gpr[2]) },
1658
    { "r3", offsetof(CPUState, gpr[3]) },
1659
    { "r4", offsetof(CPUState, gpr[4]) },
1660
    { "r5", offsetof(CPUState, gpr[5]) },
1661
    { "r6", offsetof(CPUState, gpr[6]) },
1662
    { "r7", offsetof(CPUState, gpr[7]) },
1663
    { "r8", offsetof(CPUState, gpr[8]) },
1664
    { "r9", offsetof(CPUState, gpr[9]) },
1665
    { "r10", offsetof(CPUState, gpr[10]) },
1666
    { "r11", offsetof(CPUState, gpr[11]) },
1667
    { "r12", offsetof(CPUState, gpr[12]) },
1668
    { "r13", offsetof(CPUState, gpr[13]) },
1669
    { "r14", offsetof(CPUState, gpr[14]) },
1670
    { "r15", offsetof(CPUState, gpr[15]) },
1671
    { "r16", offsetof(CPUState, gpr[16]) },
1672
    { "r17", offsetof(CPUState, gpr[17]) },
1673
    { "r18", offsetof(CPUState, gpr[18]) },
1674
    { "r19", offsetof(CPUState, gpr[19]) },
1675
    { "r20", offsetof(CPUState, gpr[20]) },
1676
    { "r21", offsetof(CPUState, gpr[21]) },
1677
    { "r22", offsetof(CPUState, gpr[22]) },
1678
    { "r23", offsetof(CPUState, gpr[23]) },
1679
    { "r24", offsetof(CPUState, gpr[24]) },
1680
    { "r25", offsetof(CPUState, gpr[25]) },
1681
    { "r26", offsetof(CPUState, gpr[26]) },
1682
    { "r27", offsetof(CPUState, gpr[27]) },
1683
    { "r28", offsetof(CPUState, gpr[28]) },
1684
    { "r29", offsetof(CPUState, gpr[29]) },
1685
    { "r30", offsetof(CPUState, gpr[30]) },
1686
    { "r31", offsetof(CPUState, gpr[31]) },
1687
    /* Floating point registers */
1688
    { "f0", offsetof(CPUState, fpr[0]) },
1689
    { "f1", offsetof(CPUState, fpr[1]) },
1690
    { "f2", offsetof(CPUState, fpr[2]) },
1691
    { "f3", offsetof(CPUState, fpr[3]) },
1692
    { "f4", offsetof(CPUState, fpr[4]) },
1693
    { "f5", offsetof(CPUState, fpr[5]) },
1694
    { "f6", offsetof(CPUState, fpr[6]) },
1695
    { "f7", offsetof(CPUState, fpr[7]) },
1696
    { "f8", offsetof(CPUState, fpr[8]) },
1697
    { "f9", offsetof(CPUState, fpr[9]) },
1698
    { "f10", offsetof(CPUState, fpr[10]) },
1699
    { "f11", offsetof(CPUState, fpr[11]) },
1700
    { "f12", offsetof(CPUState, fpr[12]) },
1701
    { "f13", offsetof(CPUState, fpr[13]) },
1702
    { "f14", offsetof(CPUState, fpr[14]) },
1703
    { "f15", offsetof(CPUState, fpr[15]) },
1704
    { "f16", offsetof(CPUState, fpr[16]) },
1705
    { "f17", offsetof(CPUState, fpr[17]) },
1706
    { "f18", offsetof(CPUState, fpr[18]) },
1707
    { "f19", offsetof(CPUState, fpr[19]) },
1708
    { "f20", offsetof(CPUState, fpr[20]) },
1709
    { "f21", offsetof(CPUState, fpr[21]) },
1710
    { "f22", offsetof(CPUState, fpr[22]) },
1711
    { "f23", offsetof(CPUState, fpr[23]) },
1712
    { "f24", offsetof(CPUState, fpr[24]) },
1713
    { "f25", offsetof(CPUState, fpr[25]) },
1714
    { "f26", offsetof(CPUState, fpr[26]) },
1715
    { "f27", offsetof(CPUState, fpr[27]) },
1716
    { "f28", offsetof(CPUState, fpr[28]) },
1717
    { "f29", offsetof(CPUState, fpr[29]) },
1718
    { "f30", offsetof(CPUState, fpr[30]) },
1719
    { "f31", offsetof(CPUState, fpr[31]) },
1720
    { "fpscr", offsetof(CPUState, fpscr) },
1721
    /* Next instruction pointer */
1722
    { "nip|pc", offsetof(CPUState, nip) },
1723
    { "lr", offsetof(CPUState, lr) },
1724
    { "ctr", offsetof(CPUState, ctr) },
1725
    { "decr", 0, &monitor_get_decr, },
1726
    { "ccr", 0, &monitor_get_ccr, },
1727
    /* Machine state register */
1728
    { "msr", 0, &monitor_get_msr, },
1729
    { "xer", 0, &monitor_get_xer, },
1730
    { "tbu", 0, &monitor_get_tbu, },
1731
    { "tbl", 0, &monitor_get_tbl, },
1732
#if defined(TARGET_PPC64)
1733
    /* Address space register */
1734
    { "asr", offsetof(CPUState, asr) },
1735
#endif
1736
    /* Segment registers */
1737
    { "sdr1", offsetof(CPUState, sdr1) },
1738
    { "sr0", offsetof(CPUState, sr[0]) },
1739
    { "sr1", offsetof(CPUState, sr[1]) },
1740
    { "sr2", offsetof(CPUState, sr[2]) },
1741
    { "sr3", offsetof(CPUState, sr[3]) },
1742
    { "sr4", offsetof(CPUState, sr[4]) },
1743
    { "sr5", offsetof(CPUState, sr[5]) },
1744
    { "sr6", offsetof(CPUState, sr[6]) },
1745
    { "sr7", offsetof(CPUState, sr[7]) },
1746
    { "sr8", offsetof(CPUState, sr[8]) },
1747
    { "sr9", offsetof(CPUState, sr[9]) },
1748
    { "sr10", offsetof(CPUState, sr[10]) },
1749
    { "sr11", offsetof(CPUState, sr[11]) },
1750
    { "sr12", offsetof(CPUState, sr[12]) },
1751
    { "sr13", offsetof(CPUState, sr[13]) },
1752
    { "sr14", offsetof(CPUState, sr[14]) },
1753
    { "sr15", offsetof(CPUState, sr[15]) },
1754
    /* Too lazy to put BATs and SPRs ... */
1755
#elif defined(TARGET_SPARC)
1756
    { "g0", offsetof(CPUState, gregs[0]) },
1757
    { "g1", offsetof(CPUState, gregs[1]) },
1758
    { "g2", offsetof(CPUState, gregs[2]) },
1759
    { "g3", offsetof(CPUState, gregs[3]) },
1760
    { "g4", offsetof(CPUState, gregs[4]) },
1761
    { "g5", offsetof(CPUState, gregs[5]) },
1762
    { "g6", offsetof(CPUState, gregs[6]) },
1763
    { "g7", offsetof(CPUState, gregs[7]) },
1764
    { "o0", 0, monitor_get_reg },
1765
    { "o1", 1, monitor_get_reg },
1766
    { "o2", 2, monitor_get_reg },
1767
    { "o3", 3, monitor_get_reg },
1768
    { "o4", 4, monitor_get_reg },
1769
    { "o5", 5, monitor_get_reg },
1770
    { "o6", 6, monitor_get_reg },
1771
    { "o7", 7, monitor_get_reg },
1772
    { "l0", 8, monitor_get_reg },
1773
    { "l1", 9, monitor_get_reg },
1774
    { "l2", 10, monitor_get_reg },
1775
    { "l3", 11, monitor_get_reg },
1776
    { "l4", 12, monitor_get_reg },
1777
    { "l5", 13, monitor_get_reg },
1778
    { "l6", 14, monitor_get_reg },
1779
    { "l7", 15, monitor_get_reg },
1780
    { "i0", 16, monitor_get_reg },
1781
    { "i1", 17, monitor_get_reg },
1782
    { "i2", 18, monitor_get_reg },
1783
    { "i3", 19, monitor_get_reg },
1784
    { "i4", 20, monitor_get_reg },
1785
    { "i5", 21, monitor_get_reg },
1786
    { "i6", 22, monitor_get_reg },
1787
    { "i7", 23, monitor_get_reg },
1788
    { "pc", offsetof(CPUState, pc) },
1789
    { "npc", offsetof(CPUState, npc) },
1790
    { "y", offsetof(CPUState, y) },
1791
#ifndef TARGET_SPARC64
1792
    { "psr", 0, &monitor_get_psr, },
1793
    { "wim", offsetof(CPUState, wim) },
1794
#endif
1795
    { "tbr", offsetof(CPUState, tbr) },
1796
    { "fsr", offsetof(CPUState, fsr) },
1797
    { "f0", offsetof(CPUState, fpr[0]) },
1798
    { "f1", offsetof(CPUState, fpr[1]) },
1799
    { "f2", offsetof(CPUState, fpr[2]) },
1800
    { "f3", offsetof(CPUState, fpr[3]) },
1801
    { "f4", offsetof(CPUState, fpr[4]) },
1802
    { "f5", offsetof(CPUState, fpr[5]) },
1803
    { "f6", offsetof(CPUState, fpr[6]) },
1804
    { "f7", offsetof(CPUState, fpr[7]) },
1805
    { "f8", offsetof(CPUState, fpr[8]) },
1806
    { "f9", offsetof(CPUState, fpr[9]) },
1807
    { "f10", offsetof(CPUState, fpr[10]) },
1808
    { "f11", offsetof(CPUState, fpr[11]) },
1809
    { "f12", offsetof(CPUState, fpr[12]) },
1810
    { "f13", offsetof(CPUState, fpr[13]) },
1811
    { "f14", offsetof(CPUState, fpr[14]) },
1812
    { "f15", offsetof(CPUState, fpr[15]) },
1813
    { "f16", offsetof(CPUState, fpr[16]) },
1814
    { "f17", offsetof(CPUState, fpr[17]) },
1815
    { "f18", offsetof(CPUState, fpr[18]) },
1816
    { "f19", offsetof(CPUState, fpr[19]) },
1817
    { "f20", offsetof(CPUState, fpr[20]) },
1818
    { "f21", offsetof(CPUState, fpr[21]) },
1819
    { "f22", offsetof(CPUState, fpr[22]) },
1820
    { "f23", offsetof(CPUState, fpr[23]) },
1821
    { "f24", offsetof(CPUState, fpr[24]) },
1822
    { "f25", offsetof(CPUState, fpr[25]) },
1823
    { "f26", offsetof(CPUState, fpr[26]) },
1824
    { "f27", offsetof(CPUState, fpr[27]) },
1825
    { "f28", offsetof(CPUState, fpr[28]) },
1826
    { "f29", offsetof(CPUState, fpr[29]) },
1827
    { "f30", offsetof(CPUState, fpr[30]) },
1828
    { "f31", offsetof(CPUState, fpr[31]) },
1829
#ifdef TARGET_SPARC64
1830
    { "f32", offsetof(CPUState, fpr[32]) },
1831
    { "f34", offsetof(CPUState, fpr[34]) },
1832
    { "f36", offsetof(CPUState, fpr[36]) },
1833
    { "f38", offsetof(CPUState, fpr[38]) },
1834
    { "f40", offsetof(CPUState, fpr[40]) },
1835
    { "f42", offsetof(CPUState, fpr[42]) },
1836
    { "f44", offsetof(CPUState, fpr[44]) },
1837
    { "f46", offsetof(CPUState, fpr[46]) },
1838
    { "f48", offsetof(CPUState, fpr[48]) },
1839
    { "f50", offsetof(CPUState, fpr[50]) },
1840
    { "f52", offsetof(CPUState, fpr[52]) },
1841
    { "f54", offsetof(CPUState, fpr[54]) },
1842
    { "f56", offsetof(CPUState, fpr[56]) },
1843
    { "f58", offsetof(CPUState, fpr[58]) },
1844
    { "f60", offsetof(CPUState, fpr[60]) },
1845
    { "f62", offsetof(CPUState, fpr[62]) },
1846
    { "asi", offsetof(CPUState, asi) },
1847
    { "pstate", offsetof(CPUState, pstate) },
1848
    { "cansave", offsetof(CPUState, cansave) },
1849
    { "canrestore", offsetof(CPUState, canrestore) },
1850
    { "otherwin", offsetof(CPUState, otherwin) },
1851
    { "wstate", offsetof(CPUState, wstate) },
1852
    { "cleanwin", offsetof(CPUState, cleanwin) },
1853
    { "fprs", offsetof(CPUState, fprs) },
1854
#endif
1855
#endif
1856
    { NULL },
1857
};
1858

    
1859
static void expr_error(const char *fmt)
1860
{
1861
    term_printf(fmt);
1862
    term_printf("\n");
1863
    longjmp(expr_env, 1);
1864
}
1865

    
1866
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
1867
static int get_monitor_def(target_long *pval, const char *name)
1868
{
1869
    MonitorDef *md;
1870
    void *ptr;
1871

    
1872
    for(md = monitor_defs; md->name != NULL; md++) {
1873
        if (compare_cmd(name, md->name)) {
1874
            if (md->get_value) {
1875
                *pval = md->get_value(md, md->offset);
1876
            } else {
1877
                CPUState *env = mon_get_cpu();
1878
                if (!env)
1879
                    return -2;
1880
                ptr = (uint8_t *)env + md->offset;
1881
                switch(md->type) {
1882
                case MD_I32:
1883
                    *pval = *(int32_t *)ptr;
1884
                    break;
1885
                case MD_TLONG:
1886
                    *pval = *(target_long *)ptr;
1887
                    break;
1888
                default:
1889
                    *pval = 0;
1890
                    break;
1891
                }
1892
            }
1893
            return 0;
1894
        }
1895
    }
1896
    return -1;
1897
}
1898

    
1899
static void next(void)
1900
{
1901
    if (pch != '\0') {
1902
        pch++;
1903
        while (isspace(*pch))
1904
            pch++;
1905
    }
1906
}
1907

    
1908
static int64_t expr_sum(void);
1909

    
1910
static int64_t expr_unary(void)
1911
{
1912
    int64_t n;
1913
    char *p;
1914
    int ret;
1915

    
1916
    switch(*pch) {
1917
    case '+':
1918
        next();
1919
        n = expr_unary();
1920
        break;
1921
    case '-':
1922
        next();
1923
        n = -expr_unary();
1924
        break;
1925
    case '~':
1926
        next();
1927
        n = ~expr_unary();
1928
        break;
1929
    case '(':
1930
        next();
1931
        n = expr_sum();
1932
        if (*pch != ')') {
1933
            expr_error("')' expected");
1934
        }
1935
        next();
1936
        break;
1937
    case '\'':
1938
        pch++;
1939
        if (*pch == '\0')
1940
            expr_error("character constant expected");
1941
        n = *pch;
1942
        pch++;
1943
        if (*pch != '\'')
1944
            expr_error("missing terminating \' character");
1945
        next();
1946
        break;
1947
    case '$':
1948
        {
1949
            char buf[128], *q;
1950
            target_long reg=0;
1951

    
1952
            pch++;
1953
            q = buf;
1954
            while ((*pch >= 'a' && *pch <= 'z') ||
1955
                   (*pch >= 'A' && *pch <= 'Z') ||
1956
                   (*pch >= '0' && *pch <= '9') ||
1957
                   *pch == '_' || *pch == '.') {
1958
                if ((q - buf) < sizeof(buf) - 1)
1959
                    *q++ = *pch;
1960
                pch++;
1961
            }
1962
            while (isspace(*pch))
1963
                pch++;
1964
            *q = 0;
1965
            ret = get_monitor_def(&reg, buf);
1966
            if (ret == -1)
1967
                expr_error("unknown register");
1968
            else if (ret == -2)
1969
                expr_error("no cpu defined");
1970
            n = reg;
1971
        }
1972
        break;
1973
    case '\0':
1974
        expr_error("unexpected end of expression");
1975
        n = 0;
1976
        break;
1977
    default:
1978
#if TARGET_PHYS_ADDR_BITS > 32
1979
        n = strtoull(pch, &p, 0);
1980
#else
1981
        n = strtoul(pch, &p, 0);
1982
#endif
1983
        if (pch == p) {
1984
            expr_error("invalid char in expression");
1985
        }
1986
        pch = p;
1987
        while (isspace(*pch))
1988
            pch++;
1989
        break;
1990
    }
1991
    return n;
1992
}
1993

    
1994

    
1995
static int64_t expr_prod(void)
1996
{
1997
    int64_t val, val2;
1998
    int op;
1999

    
2000
    val = expr_unary();
2001
    for(;;) {
2002
        op = *pch;
2003
        if (op != '*' && op != '/' && op != '%')
2004
            break;
2005
        next();
2006
        val2 = expr_unary();
2007
        switch(op) {
2008
        default:
2009
        case '*':
2010
            val *= val2;
2011
            break;
2012
        case '/':
2013
        case '%':
2014
            if (val2 == 0)
2015
                expr_error("division by zero");
2016
            if (op == '/')
2017
                val /= val2;
2018
            else
2019
                val %= val2;
2020
            break;
2021
        }
2022
    }
2023
    return val;
2024
}
2025

    
2026
static int64_t expr_logic(void)
2027
{
2028
    int64_t val, val2;
2029
    int op;
2030

    
2031
    val = expr_prod();
2032
    for(;;) {
2033
        op = *pch;
2034
        if (op != '&' && op != '|' && op != '^')
2035
            break;
2036
        next();
2037
        val2 = expr_prod();
2038
        switch(op) {
2039
        default:
2040
        case '&':
2041
            val &= val2;
2042
            break;
2043
        case '|':
2044
            val |= val2;
2045
            break;
2046
        case '^':
2047
            val ^= val2;
2048
            break;
2049
        }
2050
    }
2051
    return val;
2052
}
2053

    
2054
static int64_t expr_sum(void)
2055
{
2056
    int64_t val, val2;
2057
    int op;
2058

    
2059
    val = expr_logic();
2060
    for(;;) {
2061
        op = *pch;
2062
        if (op != '+' && op != '-')
2063
            break;
2064
        next();
2065
        val2 = expr_logic();
2066
        if (op == '+')
2067
            val += val2;
2068
        else
2069
            val -= val2;
2070
    }
2071
    return val;
2072
}
2073

    
2074
static int get_expr(int64_t *pval, const char **pp)
2075
{
2076
    pch = *pp;
2077
    if (setjmp(expr_env)) {
2078
        *pp = pch;
2079
        return -1;
2080
    }
2081
    while (isspace(*pch))
2082
        pch++;
2083
    *pval = expr_sum();
2084
    *pp = pch;
2085
    return 0;
2086
}
2087

    
2088
static int get_str(char *buf, int buf_size, const char **pp)
2089
{
2090
    const char *p;
2091
    char *q;
2092
    int c;
2093

    
2094
    q = buf;
2095
    p = *pp;
2096
    while (isspace(*p))
2097
        p++;
2098
    if (*p == '\0') {
2099
    fail:
2100
        *q = '\0';
2101
        *pp = p;
2102
        return -1;
2103
    }
2104
    if (*p == '\"') {
2105
        p++;
2106
        while (*p != '\0' && *p != '\"') {
2107
            if (*p == '\\') {
2108
                p++;
2109
                c = *p++;
2110
                switch(c) {
2111
                case 'n':
2112
                    c = '\n';
2113
                    break;
2114
                case 'r':
2115
                    c = '\r';
2116
                    break;
2117
                case '\\':
2118
                case '\'':
2119
                case '\"':
2120
                    break;
2121
                default:
2122
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2123
                    goto fail;
2124
                }
2125
                if ((q - buf) < buf_size - 1) {
2126
                    *q++ = c;
2127
                }
2128
            } else {
2129
                if ((q - buf) < buf_size - 1) {
2130
                    *q++ = *p;
2131
                }
2132
                p++;
2133
            }
2134
        }
2135
        if (*p != '\"') {
2136
            qemu_printf("unterminated string\n");
2137
            goto fail;
2138
        }
2139
        p++;
2140
    } else {
2141
        while (*p != '\0' && !isspace(*p)) {
2142
            if ((q - buf) < buf_size - 1) {
2143
                *q++ = *p;
2144
            }
2145
            p++;
2146
        }
2147
    }
2148
    *q = '\0';
2149
    *pp = p;
2150
    return 0;
2151
}
2152

    
2153
static int default_fmt_format = 'x';
2154
static int default_fmt_size = 4;
2155

    
2156
#define MAX_ARGS 16
2157

    
2158
static void monitor_handle_command(const char *cmdline)
2159
{
2160
    const char *p, *pstart, *typestr;
2161
    char *q;
2162
    int c, nb_args, len, i, has_arg;
2163
    term_cmd_t *cmd;
2164
    char cmdname[256];
2165
    char buf[1024];
2166
    void *str_allocated[MAX_ARGS];
2167
    void *args[MAX_ARGS];
2168
    void (*handler_0)(void);
2169
    void (*handler_1)(void *arg0);
2170
    void (*handler_2)(void *arg0, void *arg1);
2171
    void (*handler_3)(void *arg0, void *arg1, void *arg2);
2172
    void (*handler_4)(void *arg0, void *arg1, void *arg2, void *arg3);
2173
    void (*handler_5)(void *arg0, void *arg1, void *arg2, void *arg3,
2174
                      void *arg4);
2175
    void (*handler_6)(void *arg0, void *arg1, void *arg2, void *arg3,
2176
                      void *arg4, void *arg5);
2177
    void (*handler_7)(void *arg0, void *arg1, void *arg2, void *arg3,
2178
                      void *arg4, void *arg5, void *arg6);
2179

    
2180
#ifdef DEBUG
2181
    term_printf("command='%s'\n", cmdline);
2182
#endif
2183

    
2184
    /* extract the command name */
2185
    p = cmdline;
2186
    q = cmdname;
2187
    while (isspace(*p))
2188
        p++;
2189
    if (*p == '\0')
2190
        return;
2191
    pstart = p;
2192
    while (*p != '\0' && *p != '/' && !isspace(*p))
2193
        p++;
2194
    len = p - pstart;
2195
    if (len > sizeof(cmdname) - 1)
2196
        len = sizeof(cmdname) - 1;
2197
    memcpy(cmdname, pstart, len);
2198
    cmdname[len] = '\0';
2199

    
2200
    /* find the command */
2201
    for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2202
        if (compare_cmd(cmdname, cmd->name))
2203
            goto found;
2204
    }
2205
    term_printf("unknown command: '%s'\n", cmdname);
2206
    return;
2207
 found:
2208

    
2209
    for(i = 0; i < MAX_ARGS; i++)
2210
        str_allocated[i] = NULL;
2211

    
2212
    /* parse the parameters */
2213
    typestr = cmd->args_type;
2214
    nb_args = 0;
2215
    for(;;) {
2216
        c = *typestr;
2217
        if (c == '\0')
2218
            break;
2219
        typestr++;
2220
        switch(c) {
2221
        case 'F':
2222
        case 'B':
2223
        case 's':
2224
            {
2225
                int ret;
2226
                char *str;
2227

    
2228
                while (isspace(*p))
2229
                    p++;
2230
                if (*typestr == '?') {
2231
                    typestr++;
2232
                    if (*p == '\0') {
2233
                        /* no optional string: NULL argument */
2234
                        str = NULL;
2235
                        goto add_str;
2236
                    }
2237
                }
2238
                ret = get_str(buf, sizeof(buf), &p);
2239
                if (ret < 0) {
2240
                    switch(c) {
2241
                    case 'F':
2242
                        term_printf("%s: filename expected\n", cmdname);
2243
                        break;
2244
                    case 'B':
2245
                        term_printf("%s: block device name expected\n", cmdname);
2246
                        break;
2247
                    default:
2248
                        term_printf("%s: string expected\n", cmdname);
2249
                        break;
2250
                    }
2251
                    goto fail;
2252
                }
2253
                str = qemu_malloc(strlen(buf) + 1);
2254
                pstrcpy(str, sizeof(buf), buf);
2255
                str_allocated[nb_args] = str;
2256
            add_str:
2257
                if (nb_args >= MAX_ARGS) {
2258
                error_args:
2259
                    term_printf("%s: too many arguments\n", cmdname);
2260
                    goto fail;
2261
                }
2262
                args[nb_args++] = str;
2263
            }
2264
            break;
2265
        case '/':
2266
            {
2267
                int count, format, size;
2268

    
2269
                while (isspace(*p))
2270
                    p++;
2271
                if (*p == '/') {
2272
                    /* format found */
2273
                    p++;
2274
                    count = 1;
2275
                    if (isdigit(*p)) {
2276
                        count = 0;
2277
                        while (isdigit(*p)) {
2278
                            count = count * 10 + (*p - '0');
2279
                            p++;
2280
                        }
2281
                    }
2282
                    size = -1;
2283
                    format = -1;
2284
                    for(;;) {
2285
                        switch(*p) {
2286
                        case 'o':
2287
                        case 'd':
2288
                        case 'u':
2289
                        case 'x':
2290
                        case 'i':
2291
                        case 'c':
2292
                            format = *p++;
2293
                            break;
2294
                        case 'b':
2295
                            size = 1;
2296
                            p++;
2297
                            break;
2298
                        case 'h':
2299
                            size = 2;
2300
                            p++;
2301
                            break;
2302
                        case 'w':
2303
                            size = 4;
2304
                            p++;
2305
                            break;
2306
                        case 'g':
2307
                        case 'L':
2308
                            size = 8;
2309
                            p++;
2310
                            break;
2311
                        default:
2312
                            goto next;
2313
                        }
2314
                    }
2315
                next:
2316
                    if (*p != '\0' && !isspace(*p)) {
2317
                        term_printf("invalid char in format: '%c'\n", *p);
2318
                        goto fail;
2319
                    }
2320
                    if (format < 0)
2321
                        format = default_fmt_format;
2322
                    if (format != 'i') {
2323
                        /* for 'i', not specifying a size gives -1 as size */
2324
                        if (size < 0)
2325
                            size = default_fmt_size;
2326
                    }
2327
                    default_fmt_size = size;
2328
                    default_fmt_format = format;
2329
                } else {
2330
                    count = 1;
2331
                    format = default_fmt_format;
2332
                    if (format != 'i') {
2333
                        size = default_fmt_size;
2334
                    } else {
2335
                        size = -1;
2336
                    }
2337
                }
2338
                if (nb_args + 3 > MAX_ARGS)
2339
                    goto error_args;
2340
                args[nb_args++] = (void*)(long)count;
2341
                args[nb_args++] = (void*)(long)format;
2342
                args[nb_args++] = (void*)(long)size;
2343
            }
2344
            break;
2345
        case 'i':
2346
        case 'l':
2347
            {
2348
                int64_t val;
2349

    
2350
                while (isspace(*p))
2351
                    p++;
2352
                if (*typestr == '?' || *typestr == '.') {
2353
                    if (*typestr == '?') {
2354
                        if (*p == '\0')
2355
                            has_arg = 0;
2356
                        else
2357
                            has_arg = 1;
2358
                    } else {
2359
                        if (*p == '.') {
2360
                            p++;
2361
                            while (isspace(*p))
2362
                                p++;
2363
                            has_arg = 1;
2364
                        } else {
2365
                            has_arg = 0;
2366
                        }
2367
                    }
2368
                    typestr++;
2369
                    if (nb_args >= MAX_ARGS)
2370
                        goto error_args;
2371
                    args[nb_args++] = (void *)(long)has_arg;
2372
                    if (!has_arg) {
2373
                        if (nb_args >= MAX_ARGS)
2374
                            goto error_args;
2375
                        val = -1;
2376
                        goto add_num;
2377
                    }
2378
                }
2379
                if (get_expr(&val, &p))
2380
                    goto fail;
2381
            add_num:
2382
                if (c == 'i') {
2383
                    if (nb_args >= MAX_ARGS)
2384
                        goto error_args;
2385
                    args[nb_args++] = (void *)(long)val;
2386
                } else {
2387
                    if ((nb_args + 1) >= MAX_ARGS)
2388
                        goto error_args;
2389
#if TARGET_PHYS_ADDR_BITS > 32
2390
                    args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2391
#else
2392
                    args[nb_args++] = (void *)0;
2393
#endif
2394
                    args[nb_args++] = (void *)(long)(val & 0xffffffff);
2395
                }
2396
            }
2397
            break;
2398
        case '-':
2399
            {
2400
                int has_option;
2401
                /* option */
2402

    
2403
                c = *typestr++;
2404
                if (c == '\0')
2405
                    goto bad_type;
2406
                while (isspace(*p))
2407
                    p++;
2408
                has_option = 0;
2409
                if (*p == '-') {
2410
                    p++;
2411
                    if (*p != c) {
2412
                        term_printf("%s: unsupported option -%c\n",
2413
                                    cmdname, *p);
2414
                        goto fail;
2415
                    }
2416
                    p++;
2417
                    has_option = 1;
2418
                }
2419
                if (nb_args >= MAX_ARGS)
2420
                    goto error_args;
2421
                args[nb_args++] = (void *)(long)has_option;
2422
            }
2423
            break;
2424
        default:
2425
        bad_type:
2426
            term_printf("%s: unknown type '%c'\n", cmdname, c);
2427
            goto fail;
2428
        }
2429
    }
2430
    /* check that all arguments were parsed */
2431
    while (isspace(*p))
2432
        p++;
2433
    if (*p != '\0') {
2434
        term_printf("%s: extraneous characters at the end of line\n",
2435
                    cmdname);
2436
        goto fail;
2437
    }
2438

    
2439
    switch(nb_args) {
2440
    case 0:
2441
        handler_0 = cmd->handler;
2442
        handler_0();
2443
        break;
2444
    case 1:
2445
        handler_1 = cmd->handler;
2446
        handler_1(args[0]);
2447
        break;
2448
    case 2:
2449
        handler_2 = cmd->handler;
2450
        handler_2(args[0], args[1]);
2451
        break;
2452
    case 3:
2453
        handler_3 = cmd->handler;
2454
        handler_3(args[0], args[1], args[2]);
2455
        break;
2456
    case 4:
2457
        handler_4 = cmd->handler;
2458
        handler_4(args[0], args[1], args[2], args[3]);
2459
        break;
2460
    case 5:
2461
        handler_5 = cmd->handler;
2462
        handler_5(args[0], args[1], args[2], args[3], args[4]);
2463
        break;
2464
    case 6:
2465
        handler_6 = cmd->handler;
2466
        handler_6(args[0], args[1], args[2], args[3], args[4], args[5]);
2467
        break;
2468
    case 7:
2469
        handler_7 = cmd->handler;
2470
        handler_7(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2471
        break;
2472
    default:
2473
        term_printf("unsupported number of arguments: %d\n", nb_args);
2474
        goto fail;
2475
    }
2476
 fail:
2477
    for(i = 0; i < MAX_ARGS; i++)
2478
        qemu_free(str_allocated[i]);
2479
    return;
2480
}
2481

    
2482
static void cmd_completion(const char *name, const char *list)
2483
{
2484
    const char *p, *pstart;
2485
    char cmd[128];
2486
    int len;
2487

    
2488
    p = list;
2489
    for(;;) {
2490
        pstart = p;
2491
        p = strchr(p, '|');
2492
        if (!p)
2493
            p = pstart + strlen(pstart);
2494
        len = p - pstart;
2495
        if (len > sizeof(cmd) - 2)
2496
            len = sizeof(cmd) - 2;
2497
        memcpy(cmd, pstart, len);
2498
        cmd[len] = '\0';
2499
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2500
            add_completion(cmd);
2501
        }
2502
        if (*p == '\0')
2503
            break;
2504
        p++;
2505
    }
2506
}
2507

    
2508
static void file_completion(const char *input)
2509
{
2510
    DIR *ffs;
2511
    struct dirent *d;
2512
    char path[1024];
2513
    char file[1024], file_prefix[1024];
2514
    int input_path_len;
2515
    const char *p;
2516

    
2517
    p = strrchr(input, '/');
2518
    if (!p) {
2519
        input_path_len = 0;
2520
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2521
        pstrcpy(path, sizeof(path), ".");
2522
    } else {
2523
        input_path_len = p - input + 1;
2524
        memcpy(path, input, input_path_len);
2525
        if (input_path_len > sizeof(path) - 1)
2526
            input_path_len = sizeof(path) - 1;
2527
        path[input_path_len] = '\0';
2528
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2529
    }
2530
#ifdef DEBUG_COMPLETION
2531
    term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2532
#endif
2533
    ffs = opendir(path);
2534
    if (!ffs)
2535
        return;
2536
    for(;;) {
2537
        struct stat sb;
2538
        d = readdir(ffs);
2539
        if (!d)
2540
            break;
2541
        if (strstart(d->d_name, file_prefix, NULL)) {
2542
            memcpy(file, input, input_path_len);
2543
            if (input_path_len < sizeof(file))
2544
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2545
                        d->d_name);
2546
            /* stat the file to find out if it's a directory.
2547
             * In that case add a slash to speed up typing long paths
2548
             */
2549
            stat(file, &sb);
2550
            if(S_ISDIR(sb.st_mode))
2551
                pstrcat(file, sizeof(file), "/");
2552
            add_completion(file);
2553
        }
2554
    }
2555
    closedir(ffs);
2556
}
2557

    
2558
static void block_completion_it(void *opaque, const char *name)
2559
{
2560
    const char *input = opaque;
2561

    
2562
    if (input[0] == '\0' ||
2563
        !strncmp(name, (char *)input, strlen(input))) {
2564
        add_completion(name);
2565
    }
2566
}
2567

    
2568
/* NOTE: this parser is an approximate form of the real command parser */
2569
static void parse_cmdline(const char *cmdline,
2570
                         int *pnb_args, char **args)
2571
{
2572
    const char *p;
2573
    int nb_args, ret;
2574
    char buf[1024];
2575

    
2576
    p = cmdline;
2577
    nb_args = 0;
2578
    for(;;) {
2579
        while (isspace(*p))
2580
            p++;
2581
        if (*p == '\0')
2582
            break;
2583
        if (nb_args >= MAX_ARGS)
2584
            break;
2585
        ret = get_str(buf, sizeof(buf), &p);
2586
        args[nb_args] = qemu_strdup(buf);
2587
        nb_args++;
2588
        if (ret < 0)
2589
            break;
2590
    }
2591
    *pnb_args = nb_args;
2592
}
2593

    
2594
void readline_find_completion(const char *cmdline)
2595
{
2596
    const char *cmdname;
2597
    char *args[MAX_ARGS];
2598
    int nb_args, i, len;
2599
    const char *ptype, *str;
2600
    term_cmd_t *cmd;
2601
    const KeyDef *key;
2602

    
2603
    parse_cmdline(cmdline, &nb_args, args);
2604
#ifdef DEBUG_COMPLETION
2605
    for(i = 0; i < nb_args; i++) {
2606
        term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2607
    }
2608
#endif
2609

    
2610
    /* if the line ends with a space, it means we want to complete the
2611
       next arg */
2612
    len = strlen(cmdline);
2613
    if (len > 0 && isspace(cmdline[len - 1])) {
2614
        if (nb_args >= MAX_ARGS)
2615
            return;
2616
        args[nb_args++] = qemu_strdup("");
2617
    }
2618
    if (nb_args <= 1) {
2619
        /* command completion */
2620
        if (nb_args == 0)
2621
            cmdname = "";
2622
        else
2623
            cmdname = args[0];
2624
        completion_index = strlen(cmdname);
2625
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2626
            cmd_completion(cmdname, cmd->name);
2627
        }
2628
    } else {
2629
        /* find the command */
2630
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2631
            if (compare_cmd(args[0], cmd->name))
2632
                goto found;
2633
        }
2634
        return;
2635
    found:
2636
        ptype = cmd->args_type;
2637
        for(i = 0; i < nb_args - 2; i++) {
2638
            if (*ptype != '\0') {
2639
                ptype++;
2640
                while (*ptype == '?')
2641
                    ptype++;
2642
            }
2643
        }
2644
        str = args[nb_args - 1];
2645
        switch(*ptype) {
2646
        case 'F':
2647
            /* file completion */
2648
            completion_index = strlen(str);
2649
            file_completion(str);
2650
            break;
2651
        case 'B':
2652
            /* block device name completion */
2653
            completion_index = strlen(str);
2654
            bdrv_iterate(block_completion_it, (void *)str);
2655
            break;
2656
        case 's':
2657
            /* XXX: more generic ? */
2658
            if (!strcmp(cmd->name, "info")) {
2659
                completion_index = strlen(str);
2660
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2661
                    cmd_completion(str, cmd->name);
2662
                }
2663
            } else if (!strcmp(cmd->name, "sendkey")) {
2664
                completion_index = strlen(str);
2665
                for(key = key_defs; key->name != NULL; key++) {
2666
                    cmd_completion(str, key->name);
2667
                }
2668
            }
2669
            break;
2670
        default:
2671
            break;
2672
        }
2673
    }
2674
    for(i = 0; i < nb_args; i++)
2675
        qemu_free(args[i]);
2676
}
2677

    
2678
static int term_can_read(void *opaque)
2679
{
2680
    return 128;
2681
}
2682

    
2683
static void term_read(void *opaque, const uint8_t *buf, int size)
2684
{
2685
    int i;
2686
    for(i = 0; i < size; i++)
2687
        readline_handle_byte(buf[i]);
2688
}
2689

    
2690
static void monitor_start_input(void);
2691

    
2692
static void monitor_handle_command1(void *opaque, const char *cmdline)
2693
{
2694
    monitor_handle_command(cmdline);
2695
    monitor_start_input();
2696
}
2697

    
2698
static void monitor_start_input(void)
2699
{
2700
    readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2701
}
2702

    
2703
static void term_event(void *opaque, int event)
2704
{
2705
    if (event != CHR_EVENT_RESET)
2706
        return;
2707

    
2708
    if (!hide_banner)
2709
            term_printf("QEMU %s monitor - type 'help' for more information\n",
2710
                        QEMU_VERSION);
2711
    monitor_start_input();
2712
}
2713

    
2714
static int is_first_init = 1;
2715

    
2716
void monitor_init(CharDriverState *hd, int show_banner)
2717
{
2718
    int i;
2719

    
2720
    if (is_first_init) {
2721
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2722
        if (!key_timer)
2723
            return;
2724
        for (i = 0; i < MAX_MON; i++) {
2725
            monitor_hd[i] = NULL;
2726
        }
2727
        is_first_init = 0;
2728
    }
2729
    for (i = 0; i < MAX_MON; i++) {
2730
        if (monitor_hd[i] == NULL) {
2731
            monitor_hd[i] = hd;
2732
            break;
2733
        }
2734
    }
2735

    
2736
    hide_banner = !show_banner;
2737

    
2738
    qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2739

    
2740
    readline_start("", 0, monitor_handle_command1, NULL);
2741
}
2742

    
2743
/* XXX: use threads ? */
2744
/* modal monitor readline */
2745
static int monitor_readline_started;
2746
static char *monitor_readline_buf;
2747
static int monitor_readline_buf_size;
2748

    
2749
static void monitor_readline_cb(void *opaque, const char *input)
2750
{
2751
    pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2752
    monitor_readline_started = 0;
2753
}
2754

    
2755
void monitor_readline(const char *prompt, int is_password,
2756
                      char *buf, int buf_size)
2757
{
2758
    int i;
2759
    int old_focus[MAX_MON];
2760

    
2761
    if (is_password) {
2762
        for (i = 0; i < MAX_MON; i++) {
2763
            old_focus[i] = 0;
2764
            if (monitor_hd[i]) {
2765
                old_focus[i] = monitor_hd[i]->focus;
2766
                monitor_hd[i]->focus = 0;
2767
                qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2768
            }
2769
        }
2770
    }
2771

    
2772
    readline_start(prompt, is_password, monitor_readline_cb, NULL);
2773
    monitor_readline_buf = buf;
2774
    monitor_readline_buf_size = buf_size;
2775
    monitor_readline_started = 1;
2776
    while (monitor_readline_started) {
2777
        main_loop_wait(10);
2778
    }
2779
    /* restore original focus */
2780
    if (is_password) {
2781
        for (i = 0; i < MAX_MON; i++)
2782
            if (old_focus[i])
2783
                monitor_hd[i]->focus = old_focus[i];
2784
    }
2785
}