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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
#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

    
230
    if (!item)
231
        goto help;
232
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
233
        if (compare_cmd(item, cmd->name))
234
            goto found;
235
    }
236
 help:
237
    help_cmd("info");
238
    return;
239
 found:
240
    cmd->handler();
241
}
242

    
243
static void do_info_version(void)
244
{
245
  term_printf("%s\n", QEMU_VERSION);
246
}
247

    
248
static void do_info_name(void)
249
{
250
    if (qemu_name)
251
        term_printf("%s\n", qemu_name);
252
}
253

    
254
static void do_info_block(void)
255
{
256
    bdrv_info();
257
}
258

    
259
static void do_info_blockstats(void)
260
{
261
    bdrv_info_stats();
262
}
263

    
264
/* get the current CPU defined by the user */
265
static int mon_set_cpu(int cpu_index)
266
{
267
    CPUState *env;
268

    
269
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
270
        if (env->cpu_index == cpu_index) {
271
            mon_cpu = env;
272
            return 0;
273
        }
274
    }
275
    return -1;
276
}
277

    
278
static CPUState *mon_get_cpu(void)
279
{
280
    if (!mon_cpu) {
281
        mon_set_cpu(0);
282
    }
283
    return mon_cpu;
284
}
285

    
286
static void do_info_registers(void)
287
{
288
    CPUState *env;
289
    env = mon_get_cpu();
290
    if (!env)
291
        return;
292
#ifdef TARGET_I386
293
    cpu_dump_state(env, NULL, monitor_fprintf,
294
                   X86_DUMP_FPU);
295
#else
296
    cpu_dump_state(env, NULL, monitor_fprintf,
297
                   0);
298
#endif
299
}
300

    
301
static void do_info_cpus(void)
302
{
303
    CPUState *env;
304

    
305
    /* just to set the default cpu if not already done */
306
    mon_get_cpu();
307

    
308
    for(env = first_cpu; env != NULL; env = env->next_cpu) {
309
        term_printf("%c CPU #%d:",
310
                    (env == mon_cpu) ? '*' : ' ',
311
                    env->cpu_index);
312
#if defined(TARGET_I386)
313
        term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
314
#elif defined(TARGET_PPC)
315
        term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
316
#elif defined(TARGET_SPARC)
317
        term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
318
#elif defined(TARGET_MIPS)
319
        term_printf(" PC=0x" TARGET_FMT_lx, env->PC[env->current_tc]);
320
#endif
321
        if (env->halted)
322
            term_printf(" (halted)");
323
        term_printf("\n");
324
    }
325
}
326

    
327
static void do_cpu_set(int index)
328
{
329
    if (mon_set_cpu(index) < 0)
330
        term_printf("Invalid CPU index\n");
331
}
332

    
333
static void do_info_jit(void)
334
{
335
    dump_exec_info(NULL, monitor_fprintf);
336
}
337

    
338
static void do_info_history (void)
339
{
340
    int i;
341
    const char *str;
342

    
343
    i = 0;
344
    for(;;) {
345
        str = readline_get_history(i);
346
        if (!str)
347
            break;
348
        term_printf("%d: '%s'\n", i, str);
349
        i++;
350
    }
351
}
352

    
353
#if defined(TARGET_PPC)
354
/* XXX: not implemented in other targets */
355
static void do_info_cpu_stats (void)
356
{
357
    CPUState *env;
358

    
359
    env = mon_get_cpu();
360
    cpu_dump_statistics(env, NULL, &monitor_fprintf, 0);
361
}
362
#endif
363

    
364
static void do_quit(void)
365
{
366
    exit(0);
367
}
368

    
369
static int eject_device(BlockDriverState *bs, int force)
370
{
371
    if (bdrv_is_inserted(bs)) {
372
        if (!force) {
373
            if (!bdrv_is_removable(bs)) {
374
                term_printf("device is not removable\n");
375
                return -1;
376
            }
377
            if (bdrv_is_locked(bs)) {
378
                term_printf("device is locked\n");
379
                return -1;
380
            }
381
        }
382
        bdrv_close(bs);
383
    }
384
    return 0;
385
}
386

    
387
static void do_eject(int force, const char *filename)
388
{
389
    BlockDriverState *bs;
390

    
391
    bs = bdrv_find(filename);
392
    if (!bs) {
393
        term_printf("device not found\n");
394
        return;
395
    }
396
    eject_device(bs, force);
397
}
398

    
399
static void do_change_block(const char *device, const char *filename, const char *fmt)
400
{
401
    BlockDriverState *bs;
402
    BlockDriver *drv = NULL;
403

    
404
    bs = bdrv_find(device);
405
    if (!bs) {
406
        term_printf("device not found\n");
407
        return;
408
    }
409
    if (fmt) {
410
        drv = bdrv_find_format(fmt);
411
        if (!drv) {
412
            term_printf("invalid format %s\n", fmt);
413
            return;
414
        }
415
    }
416
    if (eject_device(bs, 0) < 0)
417
        return;
418
    bdrv_open2(bs, filename, 0, drv);
419
    qemu_key_check(bs, filename);
420
}
421

    
422
static void do_change_vnc(const char *target)
423
{
424
    if (strcmp(target, "passwd") == 0 ||
425
        strcmp(target, "password") == 0) {
426
        char password[9];
427
        monitor_readline("Password: ", 1, password, sizeof(password)-1);
428
        password[sizeof(password)-1] = '\0';
429
        if (vnc_display_password(NULL, password) < 0)
430
            term_printf("could not set VNC server password\n");
431
    } else {
432
        if (vnc_display_open(NULL, target) < 0)
433
            term_printf("could not start VNC server on %s\n", target);
434
    }
435
}
436

    
437
static void do_change(const char *device, const char *target, const char *fmt)
438
{
439
    if (strcmp(device, "vnc") == 0) {
440
        do_change_vnc(target);
441
    } else {
442
        do_change_block(device, target, fmt);
443
    }
444
}
445

    
446
static void do_screen_dump(const char *filename)
447
{
448
    vga_hw_screen_dump(filename);
449
}
450

    
451
static void do_logfile(const char *filename)
452
{
453
    cpu_set_log_filename(filename);
454
}
455

    
456
static void do_log(const char *items)
457
{
458
    int mask;
459

    
460
    if (!strcmp(items, "none")) {
461
        mask = 0;
462
    } else {
463
        mask = cpu_str_to_log_mask(items);
464
        if (!mask) {
465
            help_cmd("log");
466
            return;
467
        }
468
    }
469
    cpu_set_log(mask);
470
}
471

    
472
static void do_stop(void)
473
{
474
    vm_stop(EXCP_INTERRUPT);
475
}
476

    
477
static void do_cont(void)
478
{
479
    vm_start();
480
}
481

    
482
#ifdef CONFIG_GDBSTUB
483
static void do_gdbserver(const char *port)
484
{
485
    if (!port)
486
        port = DEFAULT_GDBSTUB_PORT;
487
    if (gdbserver_start(port) < 0) {
488
        qemu_printf("Could not open gdbserver socket on port '%s'\n", port);
489
    } else {
490
        qemu_printf("Waiting gdb connection on port '%s'\n", port);
491
    }
492
}
493
#endif
494

    
495
static void term_printc(int c)
496
{
497
    term_printf("'");
498
    switch(c) {
499
    case '\'':
500
        term_printf("\\'");
501
        break;
502
    case '\\':
503
        term_printf("\\\\");
504
        break;
505
    case '\n':
506
        term_printf("\\n");
507
        break;
508
    case '\r':
509
        term_printf("\\r");
510
        break;
511
    default:
512
        if (c >= 32 && c <= 126) {
513
            term_printf("%c", c);
514
        } else {
515
            term_printf("\\x%02x", c);
516
        }
517
        break;
518
    }
519
    term_printf("'");
520
}
521

    
522
static void memory_dump(int count, int format, int wsize,
523
                        target_phys_addr_t addr, int is_physical)
524
{
525
    CPUState *env;
526
    int nb_per_line, l, line_size, i, max_digits, len;
527
    uint8_t buf[16];
528
    uint64_t v;
529

    
530
    if (format == 'i') {
531
        int flags;
532
        flags = 0;
533
        env = mon_get_cpu();
534
        if (!env && !is_physical)
535
            return;
536
#ifdef TARGET_I386
537
        if (wsize == 2) {
538
            flags = 1;
539
        } else if (wsize == 4) {
540
            flags = 0;
541
        } else {
542
            /* as default we use the current CS size */
543
            flags = 0;
544
            if (env) {
545
#ifdef TARGET_X86_64
546
                if ((env->efer & MSR_EFER_LMA) &&
547
                    (env->segs[R_CS].flags & DESC_L_MASK))
548
                    flags = 2;
549
                else
550
#endif
551
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
552
                    flags = 1;
553
            }
554
        }
555
#endif
556
        monitor_disas(env, addr, count, is_physical, flags);
557
        return;
558
    }
559

    
560
    len = wsize * count;
561
    if (wsize == 1)
562
        line_size = 8;
563
    else
564
        line_size = 16;
565
    nb_per_line = line_size / wsize;
566
    max_digits = 0;
567

    
568
    switch(format) {
569
    case 'o':
570
        max_digits = (wsize * 8 + 2) / 3;
571
        break;
572
    default:
573
    case 'x':
574
        max_digits = (wsize * 8) / 4;
575
        break;
576
    case 'u':
577
    case 'd':
578
        max_digits = (wsize * 8 * 10 + 32) / 33;
579
        break;
580
    case 'c':
581
        wsize = 1;
582
        break;
583
    }
584

    
585
    while (len > 0) {
586
        if (is_physical)
587
            term_printf(TARGET_FMT_plx ":", addr);
588
        else
589
            term_printf(TARGET_FMT_lx ":", (target_ulong)addr);
590
        l = len;
591
        if (l > line_size)
592
            l = line_size;
593
        if (is_physical) {
594
            cpu_physical_memory_rw(addr, buf, l, 0);
595
        } else {
596
            env = mon_get_cpu();
597
            if (!env)
598
                break;
599
            cpu_memory_rw_debug(env, addr, buf, l, 0);
600
        }
601
        i = 0;
602
        while (i < l) {
603
            switch(wsize) {
604
            default:
605
            case 1:
606
                v = ldub_raw(buf + i);
607
                break;
608
            case 2:
609
                v = lduw_raw(buf + i);
610
                break;
611
            case 4:
612
                v = (uint32_t)ldl_raw(buf + i);
613
                break;
614
            case 8:
615
                v = ldq_raw(buf + i);
616
                break;
617
            }
618
            term_printf(" ");
619
            switch(format) {
620
            case 'o':
621
                term_printf("%#*" PRIo64, max_digits, v);
622
                break;
623
            case 'x':
624
                term_printf("0x%0*" PRIx64, max_digits, v);
625
                break;
626
            case 'u':
627
                term_printf("%*" PRIu64, max_digits, v);
628
                break;
629
            case 'd':
630
                term_printf("%*" PRId64, max_digits, v);
631
                break;
632
            case 'c':
633
                term_printc(v);
634
                break;
635
            }
636
            i += wsize;
637
        }
638
        term_printf("\n");
639
        addr += l;
640
        len -= l;
641
    }
642
}
643

    
644
#if TARGET_LONG_BITS == 64
645
#define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
646
#else
647
#define GET_TLONG(h, l) (l)
648
#endif
649

    
650
static void do_memory_dump(int count, int format, int size,
651
                           uint32_t addrh, uint32_t addrl)
652
{
653
    target_long addr = GET_TLONG(addrh, addrl);
654
    memory_dump(count, format, size, addr, 0);
655
}
656

    
657
#if TARGET_PHYS_ADDR_BITS > 32
658
#define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
659
#else
660
#define GET_TPHYSADDR(h, l) (l)
661
#endif
662

    
663
static void do_physical_memory_dump(int count, int format, int size,
664
                                    uint32_t addrh, uint32_t addrl)
665

    
666
{
667
    target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
668
    memory_dump(count, format, size, addr, 1);
669
}
670

    
671
static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
672
{
673
    target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
674
#if TARGET_PHYS_ADDR_BITS == 32
675
    switch(format) {
676
    case 'o':
677
        term_printf("%#o", val);
678
        break;
679
    case 'x':
680
        term_printf("%#x", val);
681
        break;
682
    case 'u':
683
        term_printf("%u", val);
684
        break;
685
    default:
686
    case 'd':
687
        term_printf("%d", val);
688
        break;
689
    case 'c':
690
        term_printc(val);
691
        break;
692
    }
693
#else
694
    switch(format) {
695
    case 'o':
696
        term_printf("%#" PRIo64, val);
697
        break;
698
    case 'x':
699
        term_printf("%#" PRIx64, val);
700
        break;
701
    case 'u':
702
        term_printf("%" PRIu64, val);
703
        break;
704
    default:
705
    case 'd':
706
        term_printf("%" PRId64, val);
707
        break;
708
    case 'c':
709
        term_printc(val);
710
        break;
711
    }
712
#endif
713
    term_printf("\n");
714
}
715

    
716
static void do_memory_save(unsigned int valh, unsigned int vall,
717
                           uint32_t size, const char *filename)
718
{
719
    FILE *f;
720
    target_long addr = GET_TLONG(valh, vall);
721
    uint32_t l;
722
    CPUState *env;
723
    uint8_t buf[1024];
724

    
725
    env = mon_get_cpu();
726
    if (!env)
727
        return;
728

    
729
    f = fopen(filename, "wb");
730
    if (!f) {
731
        term_printf("could not open '%s'\n", filename);
732
        return;
733
    }
734
    while (size != 0) {
735
        l = sizeof(buf);
736
        if (l > size)
737
            l = size;
738
        cpu_memory_rw_debug(env, addr, buf, l, 0);
739
        fwrite(buf, 1, l, f);
740
        addr += l;
741
        size -= l;
742
    }
743
    fclose(f);
744
}
745

    
746
static void do_physical_memory_save(unsigned int valh, unsigned int vall,
747
                                    uint32_t size, const char *filename)
748
{
749
    FILE *f;
750
    uint32_t l;
751
    uint8_t buf[1024];
752
    target_phys_addr_t addr = GET_TPHYSADDR(valh, vall); 
753

    
754
    f = fopen(filename, "wb");
755
    if (!f) {
756
        term_printf("could not open '%s'\n", filename);
757
        return;
758
    }
759
    while (size != 0) {
760
        l = sizeof(buf);
761
        if (l > size)
762
            l = size;
763
        cpu_physical_memory_rw(addr, buf, l, 0);
764
        fwrite(buf, 1, l, f);
765
        fflush(f);
766
        addr += l;
767
        size -= l;
768
    }
769
    fclose(f);
770
}
771

    
772
static void do_sum(uint32_t start, uint32_t size)
773
{
774
    uint32_t addr;
775
    uint8_t buf[1];
776
    uint16_t sum;
777

    
778
    sum = 0;
779
    for(addr = start; addr < (start + size); addr++) {
780
        cpu_physical_memory_rw(addr, buf, 1, 0);
781
        /* BSD sum algorithm ('sum' Unix command) */
782
        sum = (sum >> 1) | (sum << 15);
783
        sum += buf[0];
784
    }
785
    term_printf("%05d\n", sum);
786
}
787

    
788
typedef struct {
789
    int keycode;
790
    const char *name;
791
} KeyDef;
792

    
793
static const KeyDef key_defs[] = {
794
    { 0x2a, "shift" },
795
    { 0x36, "shift_r" },
796

    
797
    { 0x38, "alt" },
798
    { 0xb8, "alt_r" },
799
    { 0x1d, "ctrl" },
800
    { 0x9d, "ctrl_r" },
801

    
802
    { 0xdd, "menu" },
803

    
804
    { 0x01, "esc" },
805

    
806
    { 0x02, "1" },
807
    { 0x03, "2" },
808
    { 0x04, "3" },
809
    { 0x05, "4" },
810
    { 0x06, "5" },
811
    { 0x07, "6" },
812
    { 0x08, "7" },
813
    { 0x09, "8" },
814
    { 0x0a, "9" },
815
    { 0x0b, "0" },
816
    { 0x0c, "minus" },
817
    { 0x0d, "equal" },
818
    { 0x0e, "backspace" },
819

    
820
    { 0x0f, "tab" },
821
    { 0x10, "q" },
822
    { 0x11, "w" },
823
    { 0x12, "e" },
824
    { 0x13, "r" },
825
    { 0x14, "t" },
826
    { 0x15, "y" },
827
    { 0x16, "u" },
828
    { 0x17, "i" },
829
    { 0x18, "o" },
830
    { 0x19, "p" },
831

    
832
    { 0x1c, "ret" },
833

    
834
    { 0x1e, "a" },
835
    { 0x1f, "s" },
836
    { 0x20, "d" },
837
    { 0x21, "f" },
838
    { 0x22, "g" },
839
    { 0x23, "h" },
840
    { 0x24, "j" },
841
    { 0x25, "k" },
842
    { 0x26, "l" },
843

    
844
    { 0x2c, "z" },
845
    { 0x2d, "x" },
846
    { 0x2e, "c" },
847
    { 0x2f, "v" },
848
    { 0x30, "b" },
849
    { 0x31, "n" },
850
    { 0x32, "m" },
851

    
852
    { 0x37, "asterisk" },
853

    
854
    { 0x39, "spc" },
855
    { 0x3a, "caps_lock" },
856
    { 0x3b, "f1" },
857
    { 0x3c, "f2" },
858
    { 0x3d, "f3" },
859
    { 0x3e, "f4" },
860
    { 0x3f, "f5" },
861
    { 0x40, "f6" },
862
    { 0x41, "f7" },
863
    { 0x42, "f8" },
864
    { 0x43, "f9" },
865
    { 0x44, "f10" },
866
    { 0x45, "num_lock" },
867
    { 0x46, "scroll_lock" },
868

    
869
    { 0xb5, "kp_divide" },
870
    { 0x37, "kp_multiply" },
871
    { 0x4a, "kp_subtract" },
872
    { 0x4e, "kp_add" },
873
    { 0x9c, "kp_enter" },
874
    { 0x53, "kp_decimal" },
875
    { 0x54, "sysrq" },
876

    
877
    { 0x52, "kp_0" },
878
    { 0x4f, "kp_1" },
879
    { 0x50, "kp_2" },
880
    { 0x51, "kp_3" },
881
    { 0x4b, "kp_4" },
882
    { 0x4c, "kp_5" },
883
    { 0x4d, "kp_6" },
884
    { 0x47, "kp_7" },
885
    { 0x48, "kp_8" },
886
    { 0x49, "kp_9" },
887

    
888
    { 0x56, "<" },
889

    
890
    { 0x57, "f11" },
891
    { 0x58, "f12" },
892

    
893
    { 0xb7, "print" },
894

    
895
    { 0xc7, "home" },
896
    { 0xc9, "pgup" },
897
    { 0xd1, "pgdn" },
898
    { 0xcf, "end" },
899

    
900
    { 0xcb, "left" },
901
    { 0xc8, "up" },
902
    { 0xd0, "down" },
903
    { 0xcd, "right" },
904

    
905
    { 0xd2, "insert" },
906
    { 0xd3, "delete" },
907
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
908
    { 0xf0, "stop" },
909
    { 0xf1, "again" },
910
    { 0xf2, "props" },
911
    { 0xf3, "undo" },
912
    { 0xf4, "front" },
913
    { 0xf5, "copy" },
914
    { 0xf6, "open" },
915
    { 0xf7, "paste" },
916
    { 0xf8, "find" },
917
    { 0xf9, "cut" },
918
    { 0xfa, "lf" },
919
    { 0xfb, "help" },
920
    { 0xfc, "meta_l" },
921
    { 0xfd, "meta_r" },
922
    { 0xfe, "compose" },
923
#endif
924
    { 0, NULL },
925
};
926

    
927
static int get_keycode(const char *key)
928
{
929
    const KeyDef *p;
930
    char *endp;
931
    int ret;
932

    
933
    for(p = key_defs; p->name != NULL; p++) {
934
        if (!strcmp(key, p->name))
935
            return p->keycode;
936
    }
937
    if (strstart(key, "0x", NULL)) {
938
        ret = strtoul(key, &endp, 0);
939
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
940
            return ret;
941
    }
942
    return -1;
943
}
944

    
945
#define MAX_KEYCODES 16
946
static uint8_t keycodes[MAX_KEYCODES];
947
static int nb_pending_keycodes;
948
static QEMUTimer *key_timer;
949

    
950
static void release_keys(void *opaque)
951
{
952
    int keycode;
953

    
954
    while (nb_pending_keycodes > 0) {
955
        nb_pending_keycodes--;
956
        keycode = keycodes[nb_pending_keycodes];
957
        if (keycode & 0x80)
958
            kbd_put_keycode(0xe0);
959
        kbd_put_keycode(keycode | 0x80);
960
    }
961
}
962

    
963
static void do_sendkey(const char *string, int has_hold_time, int hold_time)
964
{
965
    char keyname_buf[16];
966
    char *separator;
967
    int keyname_len, keycode, i;
968

    
969
    if (nb_pending_keycodes > 0) {
970
        qemu_del_timer(key_timer);
971
        release_keys(NULL);
972
    }
973
    if (!has_hold_time)
974
        hold_time = 100;
975
    i = 0;
976
    while (1) {
977
        separator = strchr(string, '-');
978
        keyname_len = separator ? separator - string : strlen(string);
979
        if (keyname_len > 0) {
980
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
981
            if (keyname_len > sizeof(keyname_buf) - 1) {
982
                term_printf("invalid key: '%s...'\n", keyname_buf);
983
                return;
984
            }
985
            if (i == MAX_KEYCODES) {
986
                term_printf("too many keys\n");
987
                return;
988
            }
989
            keyname_buf[keyname_len] = 0;
990
            keycode = get_keycode(keyname_buf);
991
            if (keycode < 0) {
992
                term_printf("unknown key: '%s'\n", keyname_buf);
993
                return;
994
            }
995
            keycodes[i++] = keycode;
996
        }
997
        if (!separator)
998
            break;
999
        string = separator + 1;
1000
    }
1001
    nb_pending_keycodes = i;
1002
    /* key down events */
1003
    for (i = 0; i < nb_pending_keycodes; i++) {
1004
        keycode = keycodes[i];
1005
        if (keycode & 0x80)
1006
            kbd_put_keycode(0xe0);
1007
        kbd_put_keycode(keycode & 0x7f);
1008
    }
1009
    /* delayed key up events */
1010
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1011
                    muldiv64(ticks_per_sec, hold_time, 1000));
1012
}
1013

    
1014
static int mouse_button_state;
1015

    
1016
static void do_mouse_move(const char *dx_str, const char *dy_str,
1017
                          const char *dz_str)
1018
{
1019
    int dx, dy, dz;
1020
    dx = strtol(dx_str, NULL, 0);
1021
    dy = strtol(dy_str, NULL, 0);
1022
    dz = 0;
1023
    if (dz_str)
1024
        dz = strtol(dz_str, NULL, 0);
1025
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1026
}
1027

    
1028
static void do_mouse_button(int button_state)
1029
{
1030
    mouse_button_state = button_state;
1031
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1032
}
1033

    
1034
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
1035
{
1036
    uint32_t val;
1037
    int suffix;
1038

    
1039
    if (has_index) {
1040
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
1041
        addr++;
1042
    }
1043
    addr &= 0xffff;
1044

    
1045
    switch(size) {
1046
    default:
1047
    case 1:
1048
        val = cpu_inb(NULL, addr);
1049
        suffix = 'b';
1050
        break;
1051
    case 2:
1052
        val = cpu_inw(NULL, addr);
1053
        suffix = 'w';
1054
        break;
1055
    case 4:
1056
        val = cpu_inl(NULL, addr);
1057
        suffix = 'l';
1058
        break;
1059
    }
1060
    term_printf("port%c[0x%04x] = %#0*x\n",
1061
                suffix, addr, size * 2, val);
1062
}
1063

    
1064
/* boot_set handler */
1065
static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1066
static void *boot_opaque;
1067

    
1068
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1069
{
1070
    qemu_boot_set_handler = func;
1071
    boot_opaque = opaque;
1072
}
1073

    
1074
static void do_boot_set(const char *bootdevice)
1075
{
1076
    int res;
1077

    
1078
    if (qemu_boot_set_handler)  {
1079
        res = qemu_boot_set_handler(boot_opaque, bootdevice);
1080
        if (res == 0)
1081
            term_printf("boot device list now set to %s\n", bootdevice);
1082
        else
1083
            term_printf("setting boot device list failed with error %i\n", res);
1084
    } else {
1085
        term_printf("no function defined to set boot device list for this architecture\n");
1086
    }
1087
}
1088

    
1089
static void do_system_reset(void)
1090
{
1091
    qemu_system_reset_request();
1092
}
1093

    
1094
static void do_system_powerdown(void)
1095
{
1096
    qemu_system_powerdown_request();
1097
}
1098

    
1099
#if defined(TARGET_I386)
1100
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1101
{
1102
    term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1103
                addr,
1104
                pte & mask,
1105
                pte & PG_GLOBAL_MASK ? 'G' : '-',
1106
                pte & PG_PSE_MASK ? 'P' : '-',
1107
                pte & PG_DIRTY_MASK ? 'D' : '-',
1108
                pte & PG_ACCESSED_MASK ? 'A' : '-',
1109
                pte & PG_PCD_MASK ? 'C' : '-',
1110
                pte & PG_PWT_MASK ? 'T' : '-',
1111
                pte & PG_USER_MASK ? 'U' : '-',
1112
                pte & PG_RW_MASK ? 'W' : '-');
1113
}
1114

    
1115
static void tlb_info(void)
1116
{
1117
    CPUState *env;
1118
    int l1, l2;
1119
    uint32_t pgd, pde, pte;
1120

    
1121
    env = mon_get_cpu();
1122
    if (!env)
1123
        return;
1124

    
1125
    if (!(env->cr[0] & CR0_PG_MASK)) {
1126
        term_printf("PG disabled\n");
1127
        return;
1128
    }
1129
    pgd = env->cr[3] & ~0xfff;
1130
    for(l1 = 0; l1 < 1024; l1++) {
1131
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1132
        pde = le32_to_cpu(pde);
1133
        if (pde & PG_PRESENT_MASK) {
1134
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1135
                print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1136
            } else {
1137
                for(l2 = 0; l2 < 1024; l2++) {
1138
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1139
                                             (uint8_t *)&pte, 4);
1140
                    pte = le32_to_cpu(pte);
1141
                    if (pte & PG_PRESENT_MASK) {
1142
                        print_pte((l1 << 22) + (l2 << 12),
1143
                                  pte & ~PG_PSE_MASK,
1144
                                  ~0xfff);
1145
                    }
1146
                }
1147
            }
1148
        }
1149
    }
1150
}
1151

    
1152
static void mem_print(uint32_t *pstart, int *plast_prot,
1153
                      uint32_t end, int prot)
1154
{
1155
    int prot1;
1156
    prot1 = *plast_prot;
1157
    if (prot != prot1) {
1158
        if (*pstart != -1) {
1159
            term_printf("%08x-%08x %08x %c%c%c\n",
1160
                        *pstart, end, end - *pstart,
1161
                        prot1 & PG_USER_MASK ? 'u' : '-',
1162
                        'r',
1163
                        prot1 & PG_RW_MASK ? 'w' : '-');
1164
        }
1165
        if (prot != 0)
1166
            *pstart = end;
1167
        else
1168
            *pstart = -1;
1169
        *plast_prot = prot;
1170
    }
1171
}
1172

    
1173
static void mem_info(void)
1174
{
1175
    CPUState *env;
1176
    int l1, l2, prot, last_prot;
1177
    uint32_t pgd, pde, pte, start, end;
1178

    
1179
    env = mon_get_cpu();
1180
    if (!env)
1181
        return;
1182

    
1183
    if (!(env->cr[0] & CR0_PG_MASK)) {
1184
        term_printf("PG disabled\n");
1185
        return;
1186
    }
1187
    pgd = env->cr[3] & ~0xfff;
1188
    last_prot = 0;
1189
    start = -1;
1190
    for(l1 = 0; l1 < 1024; l1++) {
1191
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1192
        pde = le32_to_cpu(pde);
1193
        end = l1 << 22;
1194
        if (pde & PG_PRESENT_MASK) {
1195
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1196
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1197
                mem_print(&start, &last_prot, end, prot);
1198
            } else {
1199
                for(l2 = 0; l2 < 1024; l2++) {
1200
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1201
                                             (uint8_t *)&pte, 4);
1202
                    pte = le32_to_cpu(pte);
1203
                    end = (l1 << 22) + (l2 << 12);
1204
                    if (pte & PG_PRESENT_MASK) {
1205
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1206
                    } else {
1207
                        prot = 0;
1208
                    }
1209
                    mem_print(&start, &last_prot, end, prot);
1210
                }
1211
            }
1212
        } else {
1213
            prot = 0;
1214
            mem_print(&start, &last_prot, end, prot);
1215
        }
1216
    }
1217
}
1218
#endif
1219

    
1220
static void do_info_kqemu(void)
1221
{
1222
#ifdef USE_KQEMU
1223
    CPUState *env;
1224
    int val;
1225
    val = 0;
1226
    env = mon_get_cpu();
1227
    if (!env) {
1228
        term_printf("No cpu initialized yet");
1229
        return;
1230
    }
1231
    val = env->kqemu_enabled;
1232
    term_printf("kqemu support: ");
1233
    switch(val) {
1234
    default:
1235
    case 0:
1236
        term_printf("disabled\n");
1237
        break;
1238
    case 1:
1239
        term_printf("enabled for user code\n");
1240
        break;
1241
    case 2:
1242
        term_printf("enabled for user and kernel code\n");
1243
        break;
1244
    }
1245
#else
1246
    term_printf("kqemu support: not compiled\n");
1247
#endif
1248
}
1249

    
1250
#ifdef CONFIG_PROFILER
1251

    
1252
int64_t kqemu_time;
1253
int64_t qemu_time;
1254
int64_t kqemu_exec_count;
1255
int64_t dev_time;
1256
int64_t kqemu_ret_int_count;
1257
int64_t kqemu_ret_excp_count;
1258
int64_t kqemu_ret_intr_count;
1259

    
1260
static void do_info_profile(void)
1261
{
1262
    int64_t total;
1263
    total = qemu_time;
1264
    if (total == 0)
1265
        total = 1;
1266
    term_printf("async time  %" PRId64 " (%0.3f)\n",
1267
                dev_time, dev_time / (double)ticks_per_sec);
1268
    term_printf("qemu time   %" PRId64 " (%0.3f)\n",
1269
                qemu_time, qemu_time / (double)ticks_per_sec);
1270
    term_printf("kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1271
                kqemu_time, kqemu_time / (double)ticks_per_sec,
1272
                kqemu_time / (double)total * 100.0,
1273
                kqemu_exec_count,
1274
                kqemu_ret_int_count,
1275
                kqemu_ret_excp_count,
1276
                kqemu_ret_intr_count);
1277
    qemu_time = 0;
1278
    kqemu_time = 0;
1279
    kqemu_exec_count = 0;
1280
    dev_time = 0;
1281
    kqemu_ret_int_count = 0;
1282
    kqemu_ret_excp_count = 0;
1283
    kqemu_ret_intr_count = 0;
1284
#ifdef USE_KQEMU
1285
    kqemu_record_dump();
1286
#endif
1287
}
1288
#else
1289
static void do_info_profile(void)
1290
{
1291
    term_printf("Internal profiler not compiled\n");
1292
}
1293
#endif
1294

    
1295
/* Capture support */
1296
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1297

    
1298
static void do_info_capture (void)
1299
{
1300
    int i;
1301
    CaptureState *s;
1302

    
1303
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1304
        term_printf ("[%d]: ", i);
1305
        s->ops.info (s->opaque);
1306
    }
1307
}
1308

    
1309
static void do_stop_capture (int n)
1310
{
1311
    int i;
1312
    CaptureState *s;
1313

    
1314
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1315
        if (i == n) {
1316
            s->ops.destroy (s->opaque);
1317
            LIST_REMOVE (s, entries);
1318
            qemu_free (s);
1319
            return;
1320
        }
1321
    }
1322
}
1323

    
1324
#ifdef HAS_AUDIO
1325
int wav_start_capture (CaptureState *s, const char *path, int freq,
1326
                       int bits, int nchannels);
1327

    
1328
static void do_wav_capture (const char *path,
1329
                            int has_freq, int freq,
1330
                            int has_bits, int bits,
1331
                            int has_channels, int nchannels)
1332
{
1333
    CaptureState *s;
1334

    
1335
    s = qemu_mallocz (sizeof (*s));
1336
    if (!s) {
1337
        term_printf ("Not enough memory to add wave capture\n");
1338
        return;
1339
    }
1340

    
1341
    freq = has_freq ? freq : 44100;
1342
    bits = has_bits ? bits : 16;
1343
    nchannels = has_channels ? nchannels : 2;
1344

    
1345
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1346
        term_printf ("Faied to add wave capture\n");
1347
        qemu_free (s);
1348
    }
1349
    LIST_INSERT_HEAD (&capture_head, s, entries);
1350
}
1351
#endif
1352

    
1353
#if defined(TARGET_I386)
1354
static void do_inject_nmi(int cpu_index)
1355
{
1356
    CPUState *env;
1357

    
1358
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1359
        if (env->cpu_index == cpu_index) {
1360
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1361
            break;
1362
        }
1363
}
1364
#endif
1365

    
1366
static term_cmd_t term_cmds[] = {
1367
    { "help|?", "s?", do_help,
1368
      "[cmd]", "show the help" },
1369
    { "commit", "s", do_commit,
1370
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1371
    { "info", "s?", do_info,
1372
      "subcommand", "show various information about the system state" },
1373
    { "q|quit", "", do_quit,
1374
      "", "quit the emulator" },
1375
    { "eject", "-fB", do_eject,
1376
      "[-f] device", "eject a removable medium (use -f to force it)" },
1377
    { "change", "BFs?", do_change,
1378
      "device filename [format]", "change a removable medium, optional format" },
1379
    { "screendump", "F", do_screen_dump,
1380
      "filename", "save screen into PPM image 'filename'" },
1381
    { "logfile", "F", do_logfile,
1382
      "filename", "output logs to 'filename'" },
1383
    { "log", "s", do_log,
1384
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1385
    { "savevm", "s?", do_savevm,
1386
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1387
    { "loadvm", "s", do_loadvm,
1388
      "tag|id", "restore a VM snapshot from its tag or id" },
1389
    { "delvm", "s", do_delvm,
1390
      "tag|id", "delete a VM snapshot from its tag or id" },
1391
    { "stop", "", do_stop,
1392
      "", "stop emulation", },
1393
    { "c|cont", "", do_cont,
1394
      "", "resume emulation", },
1395
#ifdef CONFIG_GDBSTUB
1396
    { "gdbserver", "s?", do_gdbserver,
1397
      "[port]", "start gdbserver session (default port=1234)", },
1398
#endif
1399
    { "x", "/l", do_memory_dump,
1400
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1401
    { "xp", "/l", do_physical_memory_dump,
1402
      "/fmt addr", "physical memory dump starting at 'addr'", },
1403
    { "p|print", "/l", do_print,
1404
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1405
    { "i", "/ii.", do_ioport_read,
1406
      "/fmt addr", "I/O port read" },
1407

    
1408
    { "sendkey", "si?", do_sendkey,
1409
      "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1410
    { "system_reset", "", do_system_reset,
1411
      "", "reset the system" },
1412
    { "system_powerdown", "", do_system_powerdown,
1413
      "", "send system power down event" },
1414
    { "sum", "ii", do_sum,
1415
      "addr size", "compute the checksum of a memory region" },
1416
    { "usb_add", "s", do_usb_add,
1417
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1418
    { "usb_del", "s", do_usb_del,
1419
      "device", "remove USB device 'bus.addr'" },
1420
    { "cpu", "i", do_cpu_set,
1421
      "index", "set the default CPU" },
1422
    { "mouse_move", "sss?", do_mouse_move,
1423
      "dx dy [dz]", "send mouse move events" },
1424
    { "mouse_button", "i", do_mouse_button,
1425
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1426
    { "mouse_set", "i", do_mouse_set,
1427
      "index", "set which mouse device receives events" },
1428
#ifdef HAS_AUDIO
1429
    { "wavcapture", "si?i?i?", do_wav_capture,
1430
      "path [frequency bits channels]",
1431
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1432
#endif
1433
     { "stopcapture", "i", do_stop_capture,
1434
       "capture index", "stop capture" },
1435
    { "memsave", "lis", do_memory_save,
1436
      "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1437
    { "pmemsave", "lis", do_physical_memory_save,
1438
      "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1439
    { "boot_set", "s", do_boot_set,
1440
      "bootdevice", "define new values for the boot device list" },
1441
#if defined(TARGET_I386)
1442
    { "nmi", "i", do_inject_nmi,
1443
      "cpu", "inject an NMI on the given CPU", },
1444
#endif
1445
    { NULL, NULL, },
1446
};
1447

    
1448
static term_cmd_t info_cmds[] = {
1449
    { "version", "", do_info_version,
1450
      "", "show the version of qemu" },
1451
    { "network", "", do_info_network,
1452
      "", "show the network state" },
1453
    { "block", "", do_info_block,
1454
      "", "show the block devices" },
1455
    { "blockstats", "", do_info_blockstats,
1456
      "", "show block device statistics" },
1457
    { "registers", "", do_info_registers,
1458
      "", "show the cpu registers" },
1459
    { "cpus", "", do_info_cpus,
1460
      "", "show infos for each CPU" },
1461
    { "history", "", do_info_history,
1462
      "", "show the command line history", },
1463
    { "irq", "", irq_info,
1464
      "", "show the interrupts statistics (if available)", },
1465
    { "pic", "", pic_info,
1466
      "", "show i8259 (PIC) state", },
1467
    { "pci", "", pci_info,
1468
      "", "show PCI info", },
1469
#if defined(TARGET_I386)
1470
    { "tlb", "", tlb_info,
1471
      "", "show virtual to physical memory mappings", },
1472
    { "mem", "", mem_info,
1473
      "", "show the active virtual memory mappings", },
1474
#endif
1475
    { "jit", "", do_info_jit,
1476
      "", "show dynamic compiler info", },
1477
    { "kqemu", "", do_info_kqemu,
1478
      "", "show kqemu information", },
1479
    { "usb", "", usb_info,
1480
      "", "show guest USB devices", },
1481
    { "usbhost", "", usb_host_info,
1482
      "", "show host USB devices", },
1483
    { "profile", "", do_info_profile,
1484
      "", "show profiling information", },
1485
    { "capture", "", do_info_capture,
1486
      "", "show capture information" },
1487
    { "snapshots", "", do_info_snapshots,
1488
      "", "show the currently saved VM snapshots" },
1489
    { "pcmcia", "", pcmcia_info,
1490
      "", "show guest PCMCIA status" },
1491
    { "mice", "", do_info_mice,
1492
      "", "show which guest mouse is receiving events" },
1493
    { "vnc", "", do_info_vnc,
1494
      "", "show the vnc server status"},
1495
    { "name", "", do_info_name,
1496
      "", "show the current VM name" },
1497
#if defined(TARGET_PPC)
1498
    { "cpustats", "", do_info_cpu_stats,
1499
      "", "show CPU statistics", },
1500
#endif
1501
#if defined(CONFIG_SLIRP)
1502
    { "slirp", "", do_info_slirp,
1503
      "", "show SLIRP statistics", },
1504
#endif
1505
    { NULL, NULL, },
1506
};
1507

    
1508
/*******************************************************************/
1509

    
1510
static const char *pch;
1511
static jmp_buf expr_env;
1512

    
1513
#define MD_TLONG 0
1514
#define MD_I32   1
1515

    
1516
typedef struct MonitorDef {
1517
    const char *name;
1518
    int offset;
1519
    target_long (*get_value)(struct MonitorDef *md, int val);
1520
    int type;
1521
} MonitorDef;
1522

    
1523
#if defined(TARGET_I386)
1524
static target_long monitor_get_pc (struct MonitorDef *md, int val)
1525
{
1526
    CPUState *env = mon_get_cpu();
1527
    if (!env)
1528
        return 0;
1529
    return env->eip + env->segs[R_CS].base;
1530
}
1531
#endif
1532

    
1533
#if defined(TARGET_PPC)
1534
static target_long monitor_get_ccr (struct MonitorDef *md, int val)
1535
{
1536
    CPUState *env = mon_get_cpu();
1537
    unsigned int u;
1538
    int i;
1539

    
1540
    if (!env)
1541
        return 0;
1542

    
1543
    u = 0;
1544
    for (i = 0; i < 8; i++)
1545
        u |= env->crf[i] << (32 - (4 * i));
1546

    
1547
    return u;
1548
}
1549

    
1550
static target_long monitor_get_msr (struct MonitorDef *md, int val)
1551
{
1552
    CPUState *env = mon_get_cpu();
1553
    if (!env)
1554
        return 0;
1555
    return env->msr;
1556
}
1557

    
1558
static target_long monitor_get_xer (struct MonitorDef *md, int val)
1559
{
1560
    CPUState *env = mon_get_cpu();
1561
    if (!env)
1562
        return 0;
1563
    return ppc_load_xer(env);
1564
}
1565

    
1566
static target_long monitor_get_decr (struct MonitorDef *md, int val)
1567
{
1568
    CPUState *env = mon_get_cpu();
1569
    if (!env)
1570
        return 0;
1571
    return cpu_ppc_load_decr(env);
1572
}
1573

    
1574
static target_long monitor_get_tbu (struct MonitorDef *md, int val)
1575
{
1576
    CPUState *env = mon_get_cpu();
1577
    if (!env)
1578
        return 0;
1579
    return cpu_ppc_load_tbu(env);
1580
}
1581

    
1582
static target_long monitor_get_tbl (struct MonitorDef *md, int val)
1583
{
1584
    CPUState *env = mon_get_cpu();
1585
    if (!env)
1586
        return 0;
1587
    return cpu_ppc_load_tbl(env);
1588
}
1589
#endif
1590

    
1591
#if defined(TARGET_SPARC)
1592
#ifndef TARGET_SPARC64
1593
static target_long monitor_get_psr (struct MonitorDef *md, int val)
1594
{
1595
    CPUState *env = mon_get_cpu();
1596
    if (!env)
1597
        return 0;
1598
    return GET_PSR(env);
1599
}
1600
#endif
1601

    
1602
static target_long monitor_get_reg(struct MonitorDef *md, int val)
1603
{
1604
    CPUState *env = mon_get_cpu();
1605
    if (!env)
1606
        return 0;
1607
    return env->regwptr[val];
1608
}
1609
#endif
1610

    
1611
static MonitorDef monitor_defs[] = {
1612
#ifdef TARGET_I386
1613

    
1614
#define SEG(name, seg) \
1615
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1616
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1617
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1618

    
1619
    { "eax", offsetof(CPUState, regs[0]) },
1620
    { "ecx", offsetof(CPUState, regs[1]) },
1621
    { "edx", offsetof(CPUState, regs[2]) },
1622
    { "ebx", offsetof(CPUState, regs[3]) },
1623
    { "esp|sp", offsetof(CPUState, regs[4]) },
1624
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1625
    { "esi", offsetof(CPUState, regs[6]) },
1626
    { "edi", offsetof(CPUState, regs[7]) },
1627
#ifdef TARGET_X86_64
1628
    { "r8", offsetof(CPUState, regs[8]) },
1629
    { "r9", offsetof(CPUState, regs[9]) },
1630
    { "r10", offsetof(CPUState, regs[10]) },
1631
    { "r11", offsetof(CPUState, regs[11]) },
1632
    { "r12", offsetof(CPUState, regs[12]) },
1633
    { "r13", offsetof(CPUState, regs[13]) },
1634
    { "r14", offsetof(CPUState, regs[14]) },
1635
    { "r15", offsetof(CPUState, regs[15]) },
1636
#endif
1637
    { "eflags", offsetof(CPUState, eflags) },
1638
    { "eip", offsetof(CPUState, eip) },
1639
    SEG("cs", R_CS)
1640
    SEG("ds", R_DS)
1641
    SEG("es", R_ES)
1642
    SEG("ss", R_SS)
1643
    SEG("fs", R_FS)
1644
    SEG("gs", R_GS)
1645
    { "pc", 0, monitor_get_pc, },
1646
#elif defined(TARGET_PPC)
1647
    /* General purpose registers */
1648
    { "r0", offsetof(CPUState, gpr[0]) },
1649
    { "r1", offsetof(CPUState, gpr[1]) },
1650
    { "r2", offsetof(CPUState, gpr[2]) },
1651
    { "r3", offsetof(CPUState, gpr[3]) },
1652
    { "r4", offsetof(CPUState, gpr[4]) },
1653
    { "r5", offsetof(CPUState, gpr[5]) },
1654
    { "r6", offsetof(CPUState, gpr[6]) },
1655
    { "r7", offsetof(CPUState, gpr[7]) },
1656
    { "r8", offsetof(CPUState, gpr[8]) },
1657
    { "r9", offsetof(CPUState, gpr[9]) },
1658
    { "r10", offsetof(CPUState, gpr[10]) },
1659
    { "r11", offsetof(CPUState, gpr[11]) },
1660
    { "r12", offsetof(CPUState, gpr[12]) },
1661
    { "r13", offsetof(CPUState, gpr[13]) },
1662
    { "r14", offsetof(CPUState, gpr[14]) },
1663
    { "r15", offsetof(CPUState, gpr[15]) },
1664
    { "r16", offsetof(CPUState, gpr[16]) },
1665
    { "r17", offsetof(CPUState, gpr[17]) },
1666
    { "r18", offsetof(CPUState, gpr[18]) },
1667
    { "r19", offsetof(CPUState, gpr[19]) },
1668
    { "r20", offsetof(CPUState, gpr[20]) },
1669
    { "r21", offsetof(CPUState, gpr[21]) },
1670
    { "r22", offsetof(CPUState, gpr[22]) },
1671
    { "r23", offsetof(CPUState, gpr[23]) },
1672
    { "r24", offsetof(CPUState, gpr[24]) },
1673
    { "r25", offsetof(CPUState, gpr[25]) },
1674
    { "r26", offsetof(CPUState, gpr[26]) },
1675
    { "r27", offsetof(CPUState, gpr[27]) },
1676
    { "r28", offsetof(CPUState, gpr[28]) },
1677
    { "r29", offsetof(CPUState, gpr[29]) },
1678
    { "r30", offsetof(CPUState, gpr[30]) },
1679
    { "r31", offsetof(CPUState, gpr[31]) },
1680
    /* Floating point registers */
1681
    { "f0", offsetof(CPUState, fpr[0]) },
1682
    { "f1", offsetof(CPUState, fpr[1]) },
1683
    { "f2", offsetof(CPUState, fpr[2]) },
1684
    { "f3", offsetof(CPUState, fpr[3]) },
1685
    { "f4", offsetof(CPUState, fpr[4]) },
1686
    { "f5", offsetof(CPUState, fpr[5]) },
1687
    { "f6", offsetof(CPUState, fpr[6]) },
1688
    { "f7", offsetof(CPUState, fpr[7]) },
1689
    { "f8", offsetof(CPUState, fpr[8]) },
1690
    { "f9", offsetof(CPUState, fpr[9]) },
1691
    { "f10", offsetof(CPUState, fpr[10]) },
1692
    { "f11", offsetof(CPUState, fpr[11]) },
1693
    { "f12", offsetof(CPUState, fpr[12]) },
1694
    { "f13", offsetof(CPUState, fpr[13]) },
1695
    { "f14", offsetof(CPUState, fpr[14]) },
1696
    { "f15", offsetof(CPUState, fpr[15]) },
1697
    { "f16", offsetof(CPUState, fpr[16]) },
1698
    { "f17", offsetof(CPUState, fpr[17]) },
1699
    { "f18", offsetof(CPUState, fpr[18]) },
1700
    { "f19", offsetof(CPUState, fpr[19]) },
1701
    { "f20", offsetof(CPUState, fpr[20]) },
1702
    { "f21", offsetof(CPUState, fpr[21]) },
1703
    { "f22", offsetof(CPUState, fpr[22]) },
1704
    { "f23", offsetof(CPUState, fpr[23]) },
1705
    { "f24", offsetof(CPUState, fpr[24]) },
1706
    { "f25", offsetof(CPUState, fpr[25]) },
1707
    { "f26", offsetof(CPUState, fpr[26]) },
1708
    { "f27", offsetof(CPUState, fpr[27]) },
1709
    { "f28", offsetof(CPUState, fpr[28]) },
1710
    { "f29", offsetof(CPUState, fpr[29]) },
1711
    { "f30", offsetof(CPUState, fpr[30]) },
1712
    { "f31", offsetof(CPUState, fpr[31]) },
1713
    { "fpscr", offsetof(CPUState, fpscr) },
1714
    /* Next instruction pointer */
1715
    { "nip|pc", offsetof(CPUState, nip) },
1716
    { "lr", offsetof(CPUState, lr) },
1717
    { "ctr", offsetof(CPUState, ctr) },
1718
    { "decr", 0, &monitor_get_decr, },
1719
    { "ccr", 0, &monitor_get_ccr, },
1720
    /* Machine state register */
1721
    { "msr", 0, &monitor_get_msr, },
1722
    { "xer", 0, &monitor_get_xer, },
1723
    { "tbu", 0, &monitor_get_tbu, },
1724
    { "tbl", 0, &monitor_get_tbl, },
1725
#if defined(TARGET_PPC64)
1726
    /* Address space register */
1727
    { "asr", offsetof(CPUState, asr) },
1728
#endif
1729
    /* Segment registers */
1730
    { "sdr1", offsetof(CPUState, sdr1) },
1731
    { "sr0", offsetof(CPUState, sr[0]) },
1732
    { "sr1", offsetof(CPUState, sr[1]) },
1733
    { "sr2", offsetof(CPUState, sr[2]) },
1734
    { "sr3", offsetof(CPUState, sr[3]) },
1735
    { "sr4", offsetof(CPUState, sr[4]) },
1736
    { "sr5", offsetof(CPUState, sr[5]) },
1737
    { "sr6", offsetof(CPUState, sr[6]) },
1738
    { "sr7", offsetof(CPUState, sr[7]) },
1739
    { "sr8", offsetof(CPUState, sr[8]) },
1740
    { "sr9", offsetof(CPUState, sr[9]) },
1741
    { "sr10", offsetof(CPUState, sr[10]) },
1742
    { "sr11", offsetof(CPUState, sr[11]) },
1743
    { "sr12", offsetof(CPUState, sr[12]) },
1744
    { "sr13", offsetof(CPUState, sr[13]) },
1745
    { "sr14", offsetof(CPUState, sr[14]) },
1746
    { "sr15", offsetof(CPUState, sr[15]) },
1747
    /* Too lazy to put BATs and SPRs ... */
1748
#elif defined(TARGET_SPARC)
1749
    { "g0", offsetof(CPUState, gregs[0]) },
1750
    { "g1", offsetof(CPUState, gregs[1]) },
1751
    { "g2", offsetof(CPUState, gregs[2]) },
1752
    { "g3", offsetof(CPUState, gregs[3]) },
1753
    { "g4", offsetof(CPUState, gregs[4]) },
1754
    { "g5", offsetof(CPUState, gregs[5]) },
1755
    { "g6", offsetof(CPUState, gregs[6]) },
1756
    { "g7", offsetof(CPUState, gregs[7]) },
1757
    { "o0", 0, monitor_get_reg },
1758
    { "o1", 1, monitor_get_reg },
1759
    { "o2", 2, monitor_get_reg },
1760
    { "o3", 3, monitor_get_reg },
1761
    { "o4", 4, monitor_get_reg },
1762
    { "o5", 5, monitor_get_reg },
1763
    { "o6", 6, monitor_get_reg },
1764
    { "o7", 7, monitor_get_reg },
1765
    { "l0", 8, monitor_get_reg },
1766
    { "l1", 9, monitor_get_reg },
1767
    { "l2", 10, monitor_get_reg },
1768
    { "l3", 11, monitor_get_reg },
1769
    { "l4", 12, monitor_get_reg },
1770
    { "l5", 13, monitor_get_reg },
1771
    { "l6", 14, monitor_get_reg },
1772
    { "l7", 15, monitor_get_reg },
1773
    { "i0", 16, monitor_get_reg },
1774
    { "i1", 17, monitor_get_reg },
1775
    { "i2", 18, monitor_get_reg },
1776
    { "i3", 19, monitor_get_reg },
1777
    { "i4", 20, monitor_get_reg },
1778
    { "i5", 21, monitor_get_reg },
1779
    { "i6", 22, monitor_get_reg },
1780
    { "i7", 23, monitor_get_reg },
1781
    { "pc", offsetof(CPUState, pc) },
1782
    { "npc", offsetof(CPUState, npc) },
1783
    { "y", offsetof(CPUState, y) },
1784
#ifndef TARGET_SPARC64
1785
    { "psr", 0, &monitor_get_psr, },
1786
    { "wim", offsetof(CPUState, wim) },
1787
#endif
1788
    { "tbr", offsetof(CPUState, tbr) },
1789
    { "fsr", offsetof(CPUState, fsr) },
1790
    { "f0", offsetof(CPUState, fpr[0]) },
1791
    { "f1", offsetof(CPUState, fpr[1]) },
1792
    { "f2", offsetof(CPUState, fpr[2]) },
1793
    { "f3", offsetof(CPUState, fpr[3]) },
1794
    { "f4", offsetof(CPUState, fpr[4]) },
1795
    { "f5", offsetof(CPUState, fpr[5]) },
1796
    { "f6", offsetof(CPUState, fpr[6]) },
1797
    { "f7", offsetof(CPUState, fpr[7]) },
1798
    { "f8", offsetof(CPUState, fpr[8]) },
1799
    { "f9", offsetof(CPUState, fpr[9]) },
1800
    { "f10", offsetof(CPUState, fpr[10]) },
1801
    { "f11", offsetof(CPUState, fpr[11]) },
1802
    { "f12", offsetof(CPUState, fpr[12]) },
1803
    { "f13", offsetof(CPUState, fpr[13]) },
1804
    { "f14", offsetof(CPUState, fpr[14]) },
1805
    { "f15", offsetof(CPUState, fpr[15]) },
1806
    { "f16", offsetof(CPUState, fpr[16]) },
1807
    { "f17", offsetof(CPUState, fpr[17]) },
1808
    { "f18", offsetof(CPUState, fpr[18]) },
1809
    { "f19", offsetof(CPUState, fpr[19]) },
1810
    { "f20", offsetof(CPUState, fpr[20]) },
1811
    { "f21", offsetof(CPUState, fpr[21]) },
1812
    { "f22", offsetof(CPUState, fpr[22]) },
1813
    { "f23", offsetof(CPUState, fpr[23]) },
1814
    { "f24", offsetof(CPUState, fpr[24]) },
1815
    { "f25", offsetof(CPUState, fpr[25]) },
1816
    { "f26", offsetof(CPUState, fpr[26]) },
1817
    { "f27", offsetof(CPUState, fpr[27]) },
1818
    { "f28", offsetof(CPUState, fpr[28]) },
1819
    { "f29", offsetof(CPUState, fpr[29]) },
1820
    { "f30", offsetof(CPUState, fpr[30]) },
1821
    { "f31", offsetof(CPUState, fpr[31]) },
1822
#ifdef TARGET_SPARC64
1823
    { "f32", offsetof(CPUState, fpr[32]) },
1824
    { "f34", offsetof(CPUState, fpr[34]) },
1825
    { "f36", offsetof(CPUState, fpr[36]) },
1826
    { "f38", offsetof(CPUState, fpr[38]) },
1827
    { "f40", offsetof(CPUState, fpr[40]) },
1828
    { "f42", offsetof(CPUState, fpr[42]) },
1829
    { "f44", offsetof(CPUState, fpr[44]) },
1830
    { "f46", offsetof(CPUState, fpr[46]) },
1831
    { "f48", offsetof(CPUState, fpr[48]) },
1832
    { "f50", offsetof(CPUState, fpr[50]) },
1833
    { "f52", offsetof(CPUState, fpr[52]) },
1834
    { "f54", offsetof(CPUState, fpr[54]) },
1835
    { "f56", offsetof(CPUState, fpr[56]) },
1836
    { "f58", offsetof(CPUState, fpr[58]) },
1837
    { "f60", offsetof(CPUState, fpr[60]) },
1838
    { "f62", offsetof(CPUState, fpr[62]) },
1839
    { "asi", offsetof(CPUState, asi) },
1840
    { "pstate", offsetof(CPUState, pstate) },
1841
    { "cansave", offsetof(CPUState, cansave) },
1842
    { "canrestore", offsetof(CPUState, canrestore) },
1843
    { "otherwin", offsetof(CPUState, otherwin) },
1844
    { "wstate", offsetof(CPUState, wstate) },
1845
    { "cleanwin", offsetof(CPUState, cleanwin) },
1846
    { "fprs", offsetof(CPUState, fprs) },
1847
#endif
1848
#endif
1849
    { NULL },
1850
};
1851

    
1852
static void expr_error(const char *fmt)
1853
{
1854
    term_printf(fmt);
1855
    term_printf("\n");
1856
    longjmp(expr_env, 1);
1857
}
1858

    
1859
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
1860
static int get_monitor_def(target_long *pval, const char *name)
1861
{
1862
    MonitorDef *md;
1863
    void *ptr;
1864

    
1865
    for(md = monitor_defs; md->name != NULL; md++) {
1866
        if (compare_cmd(name, md->name)) {
1867
            if (md->get_value) {
1868
                *pval = md->get_value(md, md->offset);
1869
            } else {
1870
                CPUState *env = mon_get_cpu();
1871
                if (!env)
1872
                    return -2;
1873
                ptr = (uint8_t *)env + md->offset;
1874
                switch(md->type) {
1875
                case MD_I32:
1876
                    *pval = *(int32_t *)ptr;
1877
                    break;
1878
                case MD_TLONG:
1879
                    *pval = *(target_long *)ptr;
1880
                    break;
1881
                default:
1882
                    *pval = 0;
1883
                    break;
1884
                }
1885
            }
1886
            return 0;
1887
        }
1888
    }
1889
    return -1;
1890
}
1891

    
1892
static void next(void)
1893
{
1894
    if (pch != '\0') {
1895
        pch++;
1896
        while (isspace(*pch))
1897
            pch++;
1898
    }
1899
}
1900

    
1901
static int64_t expr_sum(void);
1902

    
1903
static int64_t expr_unary(void)
1904
{
1905
    int64_t n;
1906
    char *p;
1907
    int ret;
1908

    
1909
    switch(*pch) {
1910
    case '+':
1911
        next();
1912
        n = expr_unary();
1913
        break;
1914
    case '-':
1915
        next();
1916
        n = -expr_unary();
1917
        break;
1918
    case '~':
1919
        next();
1920
        n = ~expr_unary();
1921
        break;
1922
    case '(':
1923
        next();
1924
        n = expr_sum();
1925
        if (*pch != ')') {
1926
            expr_error("')' expected");
1927
        }
1928
        next();
1929
        break;
1930
    case '\'':
1931
        pch++;
1932
        if (*pch == '\0')
1933
            expr_error("character constant expected");
1934
        n = *pch;
1935
        pch++;
1936
        if (*pch != '\'')
1937
            expr_error("missing terminating \' character");
1938
        next();
1939
        break;
1940
    case '$':
1941
        {
1942
            char buf[128], *q;
1943
            target_long reg=0;
1944

    
1945
            pch++;
1946
            q = buf;
1947
            while ((*pch >= 'a' && *pch <= 'z') ||
1948
                   (*pch >= 'A' && *pch <= 'Z') ||
1949
                   (*pch >= '0' && *pch <= '9') ||
1950
                   *pch == '_' || *pch == '.') {
1951
                if ((q - buf) < sizeof(buf) - 1)
1952
                    *q++ = *pch;
1953
                pch++;
1954
            }
1955
            while (isspace(*pch))
1956
                pch++;
1957
            *q = 0;
1958
            ret = get_monitor_def(&reg, buf);
1959
            if (ret == -1)
1960
                expr_error("unknown register");
1961
            else if (ret == -2)
1962
                expr_error("no cpu defined");
1963
            n = reg;
1964
        }
1965
        break;
1966
    case '\0':
1967
        expr_error("unexpected end of expression");
1968
        n = 0;
1969
        break;
1970
    default:
1971
#if TARGET_PHYS_ADDR_BITS > 32
1972
        n = strtoull(pch, &p, 0);
1973
#else
1974
        n = strtoul(pch, &p, 0);
1975
#endif
1976
        if (pch == p) {
1977
            expr_error("invalid char in expression");
1978
        }
1979
        pch = p;
1980
        while (isspace(*pch))
1981
            pch++;
1982
        break;
1983
    }
1984
    return n;
1985
}
1986

    
1987

    
1988
static int64_t expr_prod(void)
1989
{
1990
    int64_t val, val2;
1991
    int op;
1992

    
1993
    val = expr_unary();
1994
    for(;;) {
1995
        op = *pch;
1996
        if (op != '*' && op != '/' && op != '%')
1997
            break;
1998
        next();
1999
        val2 = expr_unary();
2000
        switch(op) {
2001
        default:
2002
        case '*':
2003
            val *= val2;
2004
            break;
2005
        case '/':
2006
        case '%':
2007
            if (val2 == 0)
2008
                expr_error("division by zero");
2009
            if (op == '/')
2010
                val /= val2;
2011
            else
2012
                val %= val2;
2013
            break;
2014
        }
2015
    }
2016
    return val;
2017
}
2018

    
2019
static int64_t expr_logic(void)
2020
{
2021
    int64_t val, val2;
2022
    int op;
2023

    
2024
    val = expr_prod();
2025
    for(;;) {
2026
        op = *pch;
2027
        if (op != '&' && op != '|' && op != '^')
2028
            break;
2029
        next();
2030
        val2 = expr_prod();
2031
        switch(op) {
2032
        default:
2033
        case '&':
2034
            val &= val2;
2035
            break;
2036
        case '|':
2037
            val |= val2;
2038
            break;
2039
        case '^':
2040
            val ^= val2;
2041
            break;
2042
        }
2043
    }
2044
    return val;
2045
}
2046

    
2047
static int64_t expr_sum(void)
2048
{
2049
    int64_t val, val2;
2050
    int op;
2051

    
2052
    val = expr_logic();
2053
    for(;;) {
2054
        op = *pch;
2055
        if (op != '+' && op != '-')
2056
            break;
2057
        next();
2058
        val2 = expr_logic();
2059
        if (op == '+')
2060
            val += val2;
2061
        else
2062
            val -= val2;
2063
    }
2064
    return val;
2065
}
2066

    
2067
static int get_expr(int64_t *pval, const char **pp)
2068
{
2069
    pch = *pp;
2070
    if (setjmp(expr_env)) {
2071
        *pp = pch;
2072
        return -1;
2073
    }
2074
    while (isspace(*pch))
2075
        pch++;
2076
    *pval = expr_sum();
2077
    *pp = pch;
2078
    return 0;
2079
}
2080

    
2081
static int get_str(char *buf, int buf_size, const char **pp)
2082
{
2083
    const char *p;
2084
    char *q;
2085
    int c;
2086

    
2087
    q = buf;
2088
    p = *pp;
2089
    while (isspace(*p))
2090
        p++;
2091
    if (*p == '\0') {
2092
    fail:
2093
        *q = '\0';
2094
        *pp = p;
2095
        return -1;
2096
    }
2097
    if (*p == '\"') {
2098
        p++;
2099
        while (*p != '\0' && *p != '\"') {
2100
            if (*p == '\\') {
2101
                p++;
2102
                c = *p++;
2103
                switch(c) {
2104
                case 'n':
2105
                    c = '\n';
2106
                    break;
2107
                case 'r':
2108
                    c = '\r';
2109
                    break;
2110
                case '\\':
2111
                case '\'':
2112
                case '\"':
2113
                    break;
2114
                default:
2115
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2116
                    goto fail;
2117
                }
2118
                if ((q - buf) < buf_size - 1) {
2119
                    *q++ = c;
2120
                }
2121
            } else {
2122
                if ((q - buf) < buf_size - 1) {
2123
                    *q++ = *p;
2124
                }
2125
                p++;
2126
            }
2127
        }
2128
        if (*p != '\"') {
2129
            qemu_printf("unterminated string\n");
2130
            goto fail;
2131
        }
2132
        p++;
2133
    } else {
2134
        while (*p != '\0' && !isspace(*p)) {
2135
            if ((q - buf) < buf_size - 1) {
2136
                *q++ = *p;
2137
            }
2138
            p++;
2139
        }
2140
    }
2141
    *q = '\0';
2142
    *pp = p;
2143
    return 0;
2144
}
2145

    
2146
static int default_fmt_format = 'x';
2147
static int default_fmt_size = 4;
2148

    
2149
#define MAX_ARGS 16
2150

    
2151
static void monitor_handle_command(const char *cmdline)
2152
{
2153
    const char *p, *pstart, *typestr;
2154
    char *q;
2155
    int c, nb_args, len, i, has_arg;
2156
    term_cmd_t *cmd;
2157
    char cmdname[256];
2158
    char buf[1024];
2159
    void *str_allocated[MAX_ARGS];
2160
    void *args[MAX_ARGS];
2161

    
2162
#ifdef DEBUG
2163
    term_printf("command='%s'\n", cmdline);
2164
#endif
2165

    
2166
    /* extract the command name */
2167
    p = cmdline;
2168
    q = cmdname;
2169
    while (isspace(*p))
2170
        p++;
2171
    if (*p == '\0')
2172
        return;
2173
    pstart = p;
2174
    while (*p != '\0' && *p != '/' && !isspace(*p))
2175
        p++;
2176
    len = p - pstart;
2177
    if (len > sizeof(cmdname) - 1)
2178
        len = sizeof(cmdname) - 1;
2179
    memcpy(cmdname, pstart, len);
2180
    cmdname[len] = '\0';
2181

    
2182
    /* find the command */
2183
    for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2184
        if (compare_cmd(cmdname, cmd->name))
2185
            goto found;
2186
    }
2187
    term_printf("unknown command: '%s'\n", cmdname);
2188
    return;
2189
 found:
2190

    
2191
    for(i = 0; i < MAX_ARGS; i++)
2192
        str_allocated[i] = NULL;
2193

    
2194
    /* parse the parameters */
2195
    typestr = cmd->args_type;
2196
    nb_args = 0;
2197
    for(;;) {
2198
        c = *typestr;
2199
        if (c == '\0')
2200
            break;
2201
        typestr++;
2202
        switch(c) {
2203
        case 'F':
2204
        case 'B':
2205
        case 's':
2206
            {
2207
                int ret;
2208
                char *str;
2209

    
2210
                while (isspace(*p))
2211
                    p++;
2212
                if (*typestr == '?') {
2213
                    typestr++;
2214
                    if (*p == '\0') {
2215
                        /* no optional string: NULL argument */
2216
                        str = NULL;
2217
                        goto add_str;
2218
                    }
2219
                }
2220
                ret = get_str(buf, sizeof(buf), &p);
2221
                if (ret < 0) {
2222
                    switch(c) {
2223
                    case 'F':
2224
                        term_printf("%s: filename expected\n", cmdname);
2225
                        break;
2226
                    case 'B':
2227
                        term_printf("%s: block device name expected\n", cmdname);
2228
                        break;
2229
                    default:
2230
                        term_printf("%s: string expected\n", cmdname);
2231
                        break;
2232
                    }
2233
                    goto fail;
2234
                }
2235
                str = qemu_malloc(strlen(buf) + 1);
2236
                strcpy(str, buf);
2237
                str_allocated[nb_args] = str;
2238
            add_str:
2239
                if (nb_args >= MAX_ARGS) {
2240
                error_args:
2241
                    term_printf("%s: too many arguments\n", cmdname);
2242
                    goto fail;
2243
                }
2244
                args[nb_args++] = str;
2245
            }
2246
            break;
2247
        case '/':
2248
            {
2249
                int count, format, size;
2250

    
2251
                while (isspace(*p))
2252
                    p++;
2253
                if (*p == '/') {
2254
                    /* format found */
2255
                    p++;
2256
                    count = 1;
2257
                    if (isdigit(*p)) {
2258
                        count = 0;
2259
                        while (isdigit(*p)) {
2260
                            count = count * 10 + (*p - '0');
2261
                            p++;
2262
                        }
2263
                    }
2264
                    size = -1;
2265
                    format = -1;
2266
                    for(;;) {
2267
                        switch(*p) {
2268
                        case 'o':
2269
                        case 'd':
2270
                        case 'u':
2271
                        case 'x':
2272
                        case 'i':
2273
                        case 'c':
2274
                            format = *p++;
2275
                            break;
2276
                        case 'b':
2277
                            size = 1;
2278
                            p++;
2279
                            break;
2280
                        case 'h':
2281
                            size = 2;
2282
                            p++;
2283
                            break;
2284
                        case 'w':
2285
                            size = 4;
2286
                            p++;
2287
                            break;
2288
                        case 'g':
2289
                        case 'L':
2290
                            size = 8;
2291
                            p++;
2292
                            break;
2293
                        default:
2294
                            goto next;
2295
                        }
2296
                    }
2297
                next:
2298
                    if (*p != '\0' && !isspace(*p)) {
2299
                        term_printf("invalid char in format: '%c'\n", *p);
2300
                        goto fail;
2301
                    }
2302
                    if (format < 0)
2303
                        format = default_fmt_format;
2304
                    if (format != 'i') {
2305
                        /* for 'i', not specifying a size gives -1 as size */
2306
                        if (size < 0)
2307
                            size = default_fmt_size;
2308
                    }
2309
                    default_fmt_size = size;
2310
                    default_fmt_format = format;
2311
                } else {
2312
                    count = 1;
2313
                    format = default_fmt_format;
2314
                    if (format != 'i') {
2315
                        size = default_fmt_size;
2316
                    } else {
2317
                        size = -1;
2318
                    }
2319
                }
2320
                if (nb_args + 3 > MAX_ARGS)
2321
                    goto error_args;
2322
                args[nb_args++] = (void*)(long)count;
2323
                args[nb_args++] = (void*)(long)format;
2324
                args[nb_args++] = (void*)(long)size;
2325
            }
2326
            break;
2327
        case 'i':
2328
        case 'l':
2329
            {
2330
                int64_t val;
2331

    
2332
                while (isspace(*p))
2333
                    p++;
2334
                if (*typestr == '?' || *typestr == '.') {
2335
                    if (*typestr == '?') {
2336
                        if (*p == '\0')
2337
                            has_arg = 0;
2338
                        else
2339
                            has_arg = 1;
2340
                    } else {
2341
                        if (*p == '.') {
2342
                            p++;
2343
                            while (isspace(*p))
2344
                                p++;
2345
                            has_arg = 1;
2346
                        } else {
2347
                            has_arg = 0;
2348
                        }
2349
                    }
2350
                    typestr++;
2351
                    if (nb_args >= MAX_ARGS)
2352
                        goto error_args;
2353
                    args[nb_args++] = (void *)(long)has_arg;
2354
                    if (!has_arg) {
2355
                        if (nb_args >= MAX_ARGS)
2356
                            goto error_args;
2357
                        val = -1;
2358
                        goto add_num;
2359
                    }
2360
                }
2361
                if (get_expr(&val, &p))
2362
                    goto fail;
2363
            add_num:
2364
                if (c == 'i') {
2365
                    if (nb_args >= MAX_ARGS)
2366
                        goto error_args;
2367
                    args[nb_args++] = (void *)(long)val;
2368
                } else {
2369
                    if ((nb_args + 1) >= MAX_ARGS)
2370
                        goto error_args;
2371
#if TARGET_PHYS_ADDR_BITS > 32
2372
                    args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2373
#else
2374
                    args[nb_args++] = (void *)0;
2375
#endif
2376
                    args[nb_args++] = (void *)(long)(val & 0xffffffff);
2377
                }
2378
            }
2379
            break;
2380
        case '-':
2381
            {
2382
                int has_option;
2383
                /* option */
2384

    
2385
                c = *typestr++;
2386
                if (c == '\0')
2387
                    goto bad_type;
2388
                while (isspace(*p))
2389
                    p++;
2390
                has_option = 0;
2391
                if (*p == '-') {
2392
                    p++;
2393
                    if (*p != c) {
2394
                        term_printf("%s: unsupported option -%c\n",
2395
                                    cmdname, *p);
2396
                        goto fail;
2397
                    }
2398
                    p++;
2399
                    has_option = 1;
2400
                }
2401
                if (nb_args >= MAX_ARGS)
2402
                    goto error_args;
2403
                args[nb_args++] = (void *)(long)has_option;
2404
            }
2405
            break;
2406
        default:
2407
        bad_type:
2408
            term_printf("%s: unknown type '%c'\n", cmdname, c);
2409
            goto fail;
2410
        }
2411
    }
2412
    /* check that all arguments were parsed */
2413
    while (isspace(*p))
2414
        p++;
2415
    if (*p != '\0') {
2416
        term_printf("%s: extraneous characters at the end of line\n",
2417
                    cmdname);
2418
        goto fail;
2419
    }
2420

    
2421
    switch(nb_args) {
2422
    case 0:
2423
        cmd->handler();
2424
        break;
2425
    case 1:
2426
        cmd->handler(args[0]);
2427
        break;
2428
    case 2:
2429
        cmd->handler(args[0], args[1]);
2430
        break;
2431
    case 3:
2432
        cmd->handler(args[0], args[1], args[2]);
2433
        break;
2434
    case 4:
2435
        cmd->handler(args[0], args[1], args[2], args[3]);
2436
        break;
2437
    case 5:
2438
        cmd->handler(args[0], args[1], args[2], args[3], args[4]);
2439
        break;
2440
    case 6:
2441
        cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5]);
2442
        break;
2443
    case 7:
2444
        cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2445
        break;
2446
    default:
2447
        term_printf("unsupported number of arguments: %d\n", nb_args);
2448
        goto fail;
2449
    }
2450
 fail:
2451
    for(i = 0; i < MAX_ARGS; i++)
2452
        qemu_free(str_allocated[i]);
2453
    return;
2454
}
2455

    
2456
static void cmd_completion(const char *name, const char *list)
2457
{
2458
    const char *p, *pstart;
2459
    char cmd[128];
2460
    int len;
2461

    
2462
    p = list;
2463
    for(;;) {
2464
        pstart = p;
2465
        p = strchr(p, '|');
2466
        if (!p)
2467
            p = pstart + strlen(pstart);
2468
        len = p - pstart;
2469
        if (len > sizeof(cmd) - 2)
2470
            len = sizeof(cmd) - 2;
2471
        memcpy(cmd, pstart, len);
2472
        cmd[len] = '\0';
2473
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2474
            add_completion(cmd);
2475
        }
2476
        if (*p == '\0')
2477
            break;
2478
        p++;
2479
    }
2480
}
2481

    
2482
static void file_completion(const char *input)
2483
{
2484
    DIR *ffs;
2485
    struct dirent *d;
2486
    char path[1024];
2487
    char file[1024], file_prefix[1024];
2488
    int input_path_len;
2489
    const char *p;
2490

    
2491
    p = strrchr(input, '/');
2492
    if (!p) {
2493
        input_path_len = 0;
2494
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2495
        strcpy(path, ".");
2496
    } else {
2497
        input_path_len = p - input + 1;
2498
        memcpy(path, input, input_path_len);
2499
        if (input_path_len > sizeof(path) - 1)
2500
            input_path_len = sizeof(path) - 1;
2501
        path[input_path_len] = '\0';
2502
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2503
    }
2504
#ifdef DEBUG_COMPLETION
2505
    term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2506
#endif
2507
    ffs = opendir(path);
2508
    if (!ffs)
2509
        return;
2510
    for(;;) {
2511
        struct stat sb;
2512
        d = readdir(ffs);
2513
        if (!d)
2514
            break;
2515
        if (strstart(d->d_name, file_prefix, NULL)) {
2516
            memcpy(file, input, input_path_len);
2517
            strcpy(file + input_path_len, d->d_name);
2518
            /* stat the file to find out if it's a directory.
2519
             * In that case add a slash to speed up typing long paths
2520
             */
2521
            stat(file, &sb);
2522
            if(S_ISDIR(sb.st_mode))
2523
                strcat(file, "/");
2524
            add_completion(file);
2525
        }
2526
    }
2527
    closedir(ffs);
2528
}
2529

    
2530
static void block_completion_it(void *opaque, const char *name)
2531
{
2532
    const char *input = opaque;
2533

    
2534
    if (input[0] == '\0' ||
2535
        !strncmp(name, (char *)input, strlen(input))) {
2536
        add_completion(name);
2537
    }
2538
}
2539

    
2540
/* NOTE: this parser is an approximate form of the real command parser */
2541
static void parse_cmdline(const char *cmdline,
2542
                         int *pnb_args, char **args)
2543
{
2544
    const char *p;
2545
    int nb_args, ret;
2546
    char buf[1024];
2547

    
2548
    p = cmdline;
2549
    nb_args = 0;
2550
    for(;;) {
2551
        while (isspace(*p))
2552
            p++;
2553
        if (*p == '\0')
2554
            break;
2555
        if (nb_args >= MAX_ARGS)
2556
            break;
2557
        ret = get_str(buf, sizeof(buf), &p);
2558
        args[nb_args] = qemu_strdup(buf);
2559
        nb_args++;
2560
        if (ret < 0)
2561
            break;
2562
    }
2563
    *pnb_args = nb_args;
2564
}
2565

    
2566
void readline_find_completion(const char *cmdline)
2567
{
2568
    const char *cmdname;
2569
    char *args[MAX_ARGS];
2570
    int nb_args, i, len;
2571
    const char *ptype, *str;
2572
    term_cmd_t *cmd;
2573
    const KeyDef *key;
2574

    
2575
    parse_cmdline(cmdline, &nb_args, args);
2576
#ifdef DEBUG_COMPLETION
2577
    for(i = 0; i < nb_args; i++) {
2578
        term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2579
    }
2580
#endif
2581

    
2582
    /* if the line ends with a space, it means we want to complete the
2583
       next arg */
2584
    len = strlen(cmdline);
2585
    if (len > 0 && isspace(cmdline[len - 1])) {
2586
        if (nb_args >= MAX_ARGS)
2587
            return;
2588
        args[nb_args++] = qemu_strdup("");
2589
    }
2590
    if (nb_args <= 1) {
2591
        /* command completion */
2592
        if (nb_args == 0)
2593
            cmdname = "";
2594
        else
2595
            cmdname = args[0];
2596
        completion_index = strlen(cmdname);
2597
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2598
            cmd_completion(cmdname, cmd->name);
2599
        }
2600
    } else {
2601
        /* find the command */
2602
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2603
            if (compare_cmd(args[0], cmd->name))
2604
                goto found;
2605
        }
2606
        return;
2607
    found:
2608
        ptype = cmd->args_type;
2609
        for(i = 0; i < nb_args - 2; i++) {
2610
            if (*ptype != '\0') {
2611
                ptype++;
2612
                while (*ptype == '?')
2613
                    ptype++;
2614
            }
2615
        }
2616
        str = args[nb_args - 1];
2617
        switch(*ptype) {
2618
        case 'F':
2619
            /* file completion */
2620
            completion_index = strlen(str);
2621
            file_completion(str);
2622
            break;
2623
        case 'B':
2624
            /* block device name completion */
2625
            completion_index = strlen(str);
2626
            bdrv_iterate(block_completion_it, (void *)str);
2627
            break;
2628
        case 's':
2629
            /* XXX: more generic ? */
2630
            if (!strcmp(cmd->name, "info")) {
2631
                completion_index = strlen(str);
2632
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2633
                    cmd_completion(str, cmd->name);
2634
                }
2635
            } else if (!strcmp(cmd->name, "sendkey")) {
2636
                completion_index = strlen(str);
2637
                for(key = key_defs; key->name != NULL; key++) {
2638
                    cmd_completion(str, key->name);
2639
                }
2640
            }
2641
            break;
2642
        default:
2643
            break;
2644
        }
2645
    }
2646
    for(i = 0; i < nb_args; i++)
2647
        qemu_free(args[i]);
2648
}
2649

    
2650
static int term_can_read(void *opaque)
2651
{
2652
    return 128;
2653
}
2654

    
2655
static void term_read(void *opaque, const uint8_t *buf, int size)
2656
{
2657
    int i;
2658
    for(i = 0; i < size; i++)
2659
        readline_handle_byte(buf[i]);
2660
}
2661

    
2662
static void monitor_start_input(void);
2663

    
2664
static void monitor_handle_command1(void *opaque, const char *cmdline)
2665
{
2666
    monitor_handle_command(cmdline);
2667
    monitor_start_input();
2668
}
2669

    
2670
static void monitor_start_input(void)
2671
{
2672
    readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2673
}
2674

    
2675
static void term_event(void *opaque, int event)
2676
{
2677
    if (event != CHR_EVENT_RESET)
2678
        return;
2679

    
2680
    if (!hide_banner)
2681
            term_printf("QEMU %s monitor - type 'help' for more information\n",
2682
                        QEMU_VERSION);
2683
    monitor_start_input();
2684
}
2685

    
2686
static int is_first_init = 1;
2687

    
2688
void monitor_init(CharDriverState *hd, int show_banner)
2689
{
2690
    int i;
2691

    
2692
    if (is_first_init) {
2693
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2694
        if (!key_timer)
2695
            return;
2696
        for (i = 0; i < MAX_MON; i++) {
2697
            monitor_hd[i] = NULL;
2698
        }
2699
        is_first_init = 0;
2700
    }
2701
    for (i = 0; i < MAX_MON; i++) {
2702
        if (monitor_hd[i] == NULL) {
2703
            monitor_hd[i] = hd;
2704
            break;
2705
        }
2706
    }
2707

    
2708
    hide_banner = !show_banner;
2709

    
2710
    qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2711

    
2712
    readline_start("", 0, monitor_handle_command1, NULL);
2713
}
2714

    
2715
/* XXX: use threads ? */
2716
/* modal monitor readline */
2717
static int monitor_readline_started;
2718
static char *monitor_readline_buf;
2719
static int monitor_readline_buf_size;
2720

    
2721
static void monitor_readline_cb(void *opaque, const char *input)
2722
{
2723
    pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2724
    monitor_readline_started = 0;
2725
}
2726

    
2727
void monitor_readline(const char *prompt, int is_password,
2728
                      char *buf, int buf_size)
2729
{
2730
    int i;
2731

    
2732
    if (is_password) {
2733
        for (i = 0; i < MAX_MON; i++)
2734
            if (monitor_hd[i] && monitor_hd[i]->focus == 0)
2735
                qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2736
    }
2737
    readline_start(prompt, is_password, monitor_readline_cb, NULL);
2738
    monitor_readline_buf = buf;
2739
    monitor_readline_buf_size = buf_size;
2740
    monitor_readline_started = 1;
2741
    while (monitor_readline_started) {
2742
        main_loop_wait(10);
2743
    }
2744
}