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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
CPUState *mon_cpu = NULL;
80

    
81
void term_flush(void)
82
{
83
    int i;
84
    if (term_outbuf_index > 0) {
85
        for (i = 0; i < MAX_MON; i++)
86
            if (monitor_hd[i] && monitor_hd[i]->focus == 0)
87
                qemu_chr_write(monitor_hd[i], term_outbuf, term_outbuf_index);
88
        term_outbuf_index = 0;
89
    }
90
}
91

    
92
/* flush at every end of line or if the buffer is full */
93
void term_puts(const char *str)
94
{
95
    char c;
96
    for(;;) {
97
        c = *str++;
98
        if (c == '\0')
99
            break;
100
        if (c == '\n')
101
            term_outbuf[term_outbuf_index++] = '\r';
102
        term_outbuf[term_outbuf_index++] = c;
103
        if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
104
            c == '\n')
105
            term_flush();
106
    }
107
}
108

    
109
void term_vprintf(const char *fmt, va_list ap)
110
{
111
    char buf[4096];
112
    vsnprintf(buf, sizeof(buf), fmt, ap);
113
    term_puts(buf);
114
}
115

    
116
void term_printf(const char *fmt, ...)
117
{
118
    va_list ap;
119
    va_start(ap, fmt);
120
    term_vprintf(fmt, ap);
121
    va_end(ap);
122
}
123

    
124
void term_print_filename(const char *filename)
125
{
126
    int i;
127

    
128
    for (i = 0; filename[i]; i++) {
129
        switch (filename[i]) {
130
        case ' ':
131
        case '"':
132
        case '\\':
133
            term_printf("\\%c", filename[i]);
134
            break;
135
        case '\t':
136
            term_printf("\\t");
137
            break;
138
        case '\r':
139
            term_printf("\\r");
140
            break;
141
        case '\n':
142
            term_printf("\\n");
143
            break;
144
        default:
145
            term_printf("%c", filename[i]);
146
            break;
147
        }
148
    }
149
}
150

    
151
static int monitor_fprintf(FILE *stream, const char *fmt, ...)
152
{
153
    va_list ap;
154
    va_start(ap, fmt);
155
    term_vprintf(fmt, ap);
156
    va_end(ap);
157
    return 0;
158
}
159

    
160
static int compare_cmd(const char *name, const char *list)
161
{
162
    const char *p, *pstart;
163
    int len;
164
    len = strlen(name);
165
    p = list;
166
    for(;;) {
167
        pstart = p;
168
        p = strchr(p, '|');
169
        if (!p)
170
            p = pstart + strlen(pstart);
171
        if ((p - pstart) == len && !memcmp(pstart, name, len))
172
            return 1;
173
        if (*p == '\0')
174
            break;
175
        p++;
176
    }
177
    return 0;
178
}
179

    
180
static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name)
181
{
182
    term_cmd_t *cmd;
183

    
184
    for(cmd = cmds; cmd->name != NULL; cmd++) {
185
        if (!name || !strcmp(name, cmd->name))
186
            term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
187
    }
188
}
189

    
190
static void help_cmd(const char *name)
191
{
192
    if (name && !strcmp(name, "info")) {
193
        help_cmd1(info_cmds, "info ", NULL);
194
    } else {
195
        help_cmd1(term_cmds, "", name);
196
        if (name && !strcmp(name, "log")) {
197
            CPULogItem *item;
198
            term_printf("Log items (comma separated):\n");
199
            term_printf("%-10s %s\n", "none", "remove all logs");
200
            for(item = cpu_log_items; item->mask != 0; item++) {
201
                term_printf("%-10s %s\n", item->name, item->help);
202
            }
203
        }
204
    }
205
}
206

    
207
static void do_help(const char *name)
208
{
209
    help_cmd(name);
210
}
211

    
212
static void do_commit(const char *device)
213
{
214
    int i, all_devices;
215

    
216
    all_devices = !strcmp(device, "all");
217
    for (i = 0; i < nb_drives; i++) {
218
            if (all_devices ||
219
                !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
220
                bdrv_commit(drives_table[i].bdrv);
221
    }
222
}
223

    
224
static void do_info(const char *item)
225
{
226
    term_cmd_t *cmd;
227
    void (*handler)(void);
228

    
229
    if (!item)
230
        goto help;
231
    for(cmd = info_cmds; cmd->name != NULL; cmd++) {
232
        if (compare_cmd(item, cmd->name))
233
            goto found;
234
    }
235
 help:
236
    help_cmd("info");
237
    return;
238
 found:
239
    handler = cmd->handler;
240
    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->active_tc.PC);
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
    { 0x64, "altgr" },
800
    { 0xe4, "altgr_r" },
801
    { 0x1d, "ctrl" },
802
    { 0x9d, "ctrl_r" },
803

    
804
    { 0xdd, "menu" },
805

    
806
    { 0x01, "esc" },
807

    
808
    { 0x02, "1" },
809
    { 0x03, "2" },
810
    { 0x04, "3" },
811
    { 0x05, "4" },
812
    { 0x06, "5" },
813
    { 0x07, "6" },
814
    { 0x08, "7" },
815
    { 0x09, "8" },
816
    { 0x0a, "9" },
817
    { 0x0b, "0" },
818
    { 0x0c, "minus" },
819
    { 0x0d, "equal" },
820
    { 0x0e, "backspace" },
821

    
822
    { 0x0f, "tab" },
823
    { 0x10, "q" },
824
    { 0x11, "w" },
825
    { 0x12, "e" },
826
    { 0x13, "r" },
827
    { 0x14, "t" },
828
    { 0x15, "y" },
829
    { 0x16, "u" },
830
    { 0x17, "i" },
831
    { 0x18, "o" },
832
    { 0x19, "p" },
833

    
834
    { 0x1c, "ret" },
835

    
836
    { 0x1e, "a" },
837
    { 0x1f, "s" },
838
    { 0x20, "d" },
839
    { 0x21, "f" },
840
    { 0x22, "g" },
841
    { 0x23, "h" },
842
    { 0x24, "j" },
843
    { 0x25, "k" },
844
    { 0x26, "l" },
845

    
846
    { 0x2c, "z" },
847
    { 0x2d, "x" },
848
    { 0x2e, "c" },
849
    { 0x2f, "v" },
850
    { 0x30, "b" },
851
    { 0x31, "n" },
852
    { 0x32, "m" },
853

    
854
    { 0x37, "asterisk" },
855

    
856
    { 0x39, "spc" },
857
    { 0x3a, "caps_lock" },
858
    { 0x3b, "f1" },
859
    { 0x3c, "f2" },
860
    { 0x3d, "f3" },
861
    { 0x3e, "f4" },
862
    { 0x3f, "f5" },
863
    { 0x40, "f6" },
864
    { 0x41, "f7" },
865
    { 0x42, "f8" },
866
    { 0x43, "f9" },
867
    { 0x44, "f10" },
868
    { 0x45, "num_lock" },
869
    { 0x46, "scroll_lock" },
870

    
871
    { 0xb5, "kp_divide" },
872
    { 0x37, "kp_multiply" },
873
    { 0x4a, "kp_subtract" },
874
    { 0x4e, "kp_add" },
875
    { 0x9c, "kp_enter" },
876
    { 0x53, "kp_decimal" },
877
    { 0x54, "sysrq" },
878

    
879
    { 0x52, "kp_0" },
880
    { 0x4f, "kp_1" },
881
    { 0x50, "kp_2" },
882
    { 0x51, "kp_3" },
883
    { 0x4b, "kp_4" },
884
    { 0x4c, "kp_5" },
885
    { 0x4d, "kp_6" },
886
    { 0x47, "kp_7" },
887
    { 0x48, "kp_8" },
888
    { 0x49, "kp_9" },
889

    
890
    { 0x56, "<" },
891

    
892
    { 0x57, "f11" },
893
    { 0x58, "f12" },
894

    
895
    { 0xb7, "print" },
896

    
897
    { 0xc7, "home" },
898
    { 0xc9, "pgup" },
899
    { 0xd1, "pgdn" },
900
    { 0xcf, "end" },
901

    
902
    { 0xcb, "left" },
903
    { 0xc8, "up" },
904
    { 0xd0, "down" },
905
    { 0xcd, "right" },
906

    
907
    { 0xd2, "insert" },
908
    { 0xd3, "delete" },
909
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
910
    { 0xf0, "stop" },
911
    { 0xf1, "again" },
912
    { 0xf2, "props" },
913
    { 0xf3, "undo" },
914
    { 0xf4, "front" },
915
    { 0xf5, "copy" },
916
    { 0xf6, "open" },
917
    { 0xf7, "paste" },
918
    { 0xf8, "find" },
919
    { 0xf9, "cut" },
920
    { 0xfa, "lf" },
921
    { 0xfb, "help" },
922
    { 0xfc, "meta_l" },
923
    { 0xfd, "meta_r" },
924
    { 0xfe, "compose" },
925
#endif
926
    { 0, NULL },
927
};
928

    
929
static int get_keycode(const char *key)
930
{
931
    const KeyDef *p;
932
    char *endp;
933
    int ret;
934

    
935
    for(p = key_defs; p->name != NULL; p++) {
936
        if (!strcmp(key, p->name))
937
            return p->keycode;
938
    }
939
    if (strstart(key, "0x", NULL)) {
940
        ret = strtoul(key, &endp, 0);
941
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
942
            return ret;
943
    }
944
    return -1;
945
}
946

    
947
#define MAX_KEYCODES 16
948
static uint8_t keycodes[MAX_KEYCODES];
949
static int nb_pending_keycodes;
950
static QEMUTimer *key_timer;
951

    
952
static void release_keys(void *opaque)
953
{
954
    int keycode;
955

    
956
    while (nb_pending_keycodes > 0) {
957
        nb_pending_keycodes--;
958
        keycode = keycodes[nb_pending_keycodes];
959
        if (keycode & 0x80)
960
            kbd_put_keycode(0xe0);
961
        kbd_put_keycode(keycode | 0x80);
962
    }
963
}
964

    
965
static void do_sendkey(const char *string, int has_hold_time, int hold_time)
966
{
967
    char keyname_buf[16];
968
    char *separator;
969
    int keyname_len, keycode, i;
970

    
971
    if (nb_pending_keycodes > 0) {
972
        qemu_del_timer(key_timer);
973
        release_keys(NULL);
974
    }
975
    if (!has_hold_time)
976
        hold_time = 100;
977
    i = 0;
978
    while (1) {
979
        separator = strchr(string, '-');
980
        keyname_len = separator ? separator - string : strlen(string);
981
        if (keyname_len > 0) {
982
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
983
            if (keyname_len > sizeof(keyname_buf) - 1) {
984
                term_printf("invalid key: '%s...'\n", keyname_buf);
985
                return;
986
            }
987
            if (i == MAX_KEYCODES) {
988
                term_printf("too many keys\n");
989
                return;
990
            }
991
            keyname_buf[keyname_len] = 0;
992
            keycode = get_keycode(keyname_buf);
993
            if (keycode < 0) {
994
                term_printf("unknown key: '%s'\n", keyname_buf);
995
                return;
996
            }
997
            keycodes[i++] = keycode;
998
        }
999
        if (!separator)
1000
            break;
1001
        string = separator + 1;
1002
    }
1003
    nb_pending_keycodes = i;
1004
    /* key down events */
1005
    for (i = 0; i < nb_pending_keycodes; i++) {
1006
        keycode = keycodes[i];
1007
        if (keycode & 0x80)
1008
            kbd_put_keycode(0xe0);
1009
        kbd_put_keycode(keycode & 0x7f);
1010
    }
1011
    /* delayed key up events */
1012
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1013
                    muldiv64(ticks_per_sec, hold_time, 1000));
1014
}
1015

    
1016
static int mouse_button_state;
1017

    
1018
static void do_mouse_move(const char *dx_str, const char *dy_str,
1019
                          const char *dz_str)
1020
{
1021
    int dx, dy, dz;
1022
    dx = strtol(dx_str, NULL, 0);
1023
    dy = strtol(dy_str, NULL, 0);
1024
    dz = 0;
1025
    if (dz_str)
1026
        dz = strtol(dz_str, NULL, 0);
1027
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
1028
}
1029

    
1030
static void do_mouse_button(int button_state)
1031
{
1032
    mouse_button_state = button_state;
1033
    kbd_mouse_event(0, 0, 0, mouse_button_state);
1034
}
1035

    
1036
static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
1037
{
1038
    uint32_t val;
1039
    int suffix;
1040

    
1041
    if (has_index) {
1042
        cpu_outb(NULL, addr & 0xffff, index & 0xff);
1043
        addr++;
1044
    }
1045
    addr &= 0xffff;
1046

    
1047
    switch(size) {
1048
    default:
1049
    case 1:
1050
        val = cpu_inb(NULL, addr);
1051
        suffix = 'b';
1052
        break;
1053
    case 2:
1054
        val = cpu_inw(NULL, addr);
1055
        suffix = 'w';
1056
        break;
1057
    case 4:
1058
        val = cpu_inl(NULL, addr);
1059
        suffix = 'l';
1060
        break;
1061
    }
1062
    term_printf("port%c[0x%04x] = %#0*x\n",
1063
                suffix, addr, size * 2, val);
1064
}
1065

    
1066
/* boot_set handler */
1067
static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1068
static void *boot_opaque;
1069

    
1070
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1071
{
1072
    qemu_boot_set_handler = func;
1073
    boot_opaque = opaque;
1074
}
1075

    
1076
static void do_boot_set(const char *bootdevice)
1077
{
1078
    int res;
1079

    
1080
    if (qemu_boot_set_handler)  {
1081
        res = qemu_boot_set_handler(boot_opaque, bootdevice);
1082
        if (res == 0)
1083
            term_printf("boot device list now set to %s\n", bootdevice);
1084
        else
1085
            term_printf("setting boot device list failed with error %i\n", res);
1086
    } else {
1087
        term_printf("no function defined to set boot device list for this architecture\n");
1088
    }
1089
}
1090

    
1091
static void do_system_reset(void)
1092
{
1093
    qemu_system_reset_request();
1094
}
1095

    
1096
static void do_system_powerdown(void)
1097
{
1098
    qemu_system_powerdown_request();
1099
}
1100

    
1101
#if defined(TARGET_I386)
1102
static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1103
{
1104
    term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1105
                addr,
1106
                pte & mask,
1107
                pte & PG_GLOBAL_MASK ? 'G' : '-',
1108
                pte & PG_PSE_MASK ? 'P' : '-',
1109
                pte & PG_DIRTY_MASK ? 'D' : '-',
1110
                pte & PG_ACCESSED_MASK ? 'A' : '-',
1111
                pte & PG_PCD_MASK ? 'C' : '-',
1112
                pte & PG_PWT_MASK ? 'T' : '-',
1113
                pte & PG_USER_MASK ? 'U' : '-',
1114
                pte & PG_RW_MASK ? 'W' : '-');
1115
}
1116

    
1117
static void tlb_info(void)
1118
{
1119
    CPUState *env;
1120
    int l1, l2;
1121
    uint32_t pgd, pde, pte;
1122

    
1123
    env = mon_get_cpu();
1124
    if (!env)
1125
        return;
1126

    
1127
    if (!(env->cr[0] & CR0_PG_MASK)) {
1128
        term_printf("PG disabled\n");
1129
        return;
1130
    }
1131
    pgd = env->cr[3] & ~0xfff;
1132
    for(l1 = 0; l1 < 1024; l1++) {
1133
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1134
        pde = le32_to_cpu(pde);
1135
        if (pde & PG_PRESENT_MASK) {
1136
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1137
                print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1138
            } else {
1139
                for(l2 = 0; l2 < 1024; l2++) {
1140
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1141
                                             (uint8_t *)&pte, 4);
1142
                    pte = le32_to_cpu(pte);
1143
                    if (pte & PG_PRESENT_MASK) {
1144
                        print_pte((l1 << 22) + (l2 << 12),
1145
                                  pte & ~PG_PSE_MASK,
1146
                                  ~0xfff);
1147
                    }
1148
                }
1149
            }
1150
        }
1151
    }
1152
}
1153

    
1154
static void mem_print(uint32_t *pstart, int *plast_prot,
1155
                      uint32_t end, int prot)
1156
{
1157
    int prot1;
1158
    prot1 = *plast_prot;
1159
    if (prot != prot1) {
1160
        if (*pstart != -1) {
1161
            term_printf("%08x-%08x %08x %c%c%c\n",
1162
                        *pstart, end, end - *pstart,
1163
                        prot1 & PG_USER_MASK ? 'u' : '-',
1164
                        'r',
1165
                        prot1 & PG_RW_MASK ? 'w' : '-');
1166
        }
1167
        if (prot != 0)
1168
            *pstart = end;
1169
        else
1170
            *pstart = -1;
1171
        *plast_prot = prot;
1172
    }
1173
}
1174

    
1175
static void mem_info(void)
1176
{
1177
    CPUState *env;
1178
    int l1, l2, prot, last_prot;
1179
    uint32_t pgd, pde, pte, start, end;
1180

    
1181
    env = mon_get_cpu();
1182
    if (!env)
1183
        return;
1184

    
1185
    if (!(env->cr[0] & CR0_PG_MASK)) {
1186
        term_printf("PG disabled\n");
1187
        return;
1188
    }
1189
    pgd = env->cr[3] & ~0xfff;
1190
    last_prot = 0;
1191
    start = -1;
1192
    for(l1 = 0; l1 < 1024; l1++) {
1193
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1194
        pde = le32_to_cpu(pde);
1195
        end = l1 << 22;
1196
        if (pde & PG_PRESENT_MASK) {
1197
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1198
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1199
                mem_print(&start, &last_prot, end, prot);
1200
            } else {
1201
                for(l2 = 0; l2 < 1024; l2++) {
1202
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1203
                                             (uint8_t *)&pte, 4);
1204
                    pte = le32_to_cpu(pte);
1205
                    end = (l1 << 22) + (l2 << 12);
1206
                    if (pte & PG_PRESENT_MASK) {
1207
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1208
                    } else {
1209
                        prot = 0;
1210
                    }
1211
                    mem_print(&start, &last_prot, end, prot);
1212
                }
1213
            }
1214
        } else {
1215
            prot = 0;
1216
            mem_print(&start, &last_prot, end, prot);
1217
        }
1218
    }
1219
}
1220
#endif
1221

    
1222
static void do_info_kqemu(void)
1223
{
1224
#ifdef USE_KQEMU
1225
    CPUState *env;
1226
    int val;
1227
    val = 0;
1228
    env = mon_get_cpu();
1229
    if (!env) {
1230
        term_printf("No cpu initialized yet");
1231
        return;
1232
    }
1233
    val = env->kqemu_enabled;
1234
    term_printf("kqemu support: ");
1235
    switch(val) {
1236
    default:
1237
    case 0:
1238
        term_printf("disabled\n");
1239
        break;
1240
    case 1:
1241
        term_printf("enabled for user code\n");
1242
        break;
1243
    case 2:
1244
        term_printf("enabled for user and kernel code\n");
1245
        break;
1246
    }
1247
#else
1248
    term_printf("kqemu support: not compiled\n");
1249
#endif
1250
}
1251

    
1252
#ifdef CONFIG_PROFILER
1253

    
1254
int64_t kqemu_time;
1255
int64_t qemu_time;
1256
int64_t kqemu_exec_count;
1257
int64_t dev_time;
1258
int64_t kqemu_ret_int_count;
1259
int64_t kqemu_ret_excp_count;
1260
int64_t kqemu_ret_intr_count;
1261

    
1262
static void do_info_profile(void)
1263
{
1264
    int64_t total;
1265
    total = qemu_time;
1266
    if (total == 0)
1267
        total = 1;
1268
    term_printf("async time  %" PRId64 " (%0.3f)\n",
1269
                dev_time, dev_time / (double)ticks_per_sec);
1270
    term_printf("qemu time   %" PRId64 " (%0.3f)\n",
1271
                qemu_time, qemu_time / (double)ticks_per_sec);
1272
    term_printf("kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1273
                kqemu_time, kqemu_time / (double)ticks_per_sec,
1274
                kqemu_time / (double)total * 100.0,
1275
                kqemu_exec_count,
1276
                kqemu_ret_int_count,
1277
                kqemu_ret_excp_count,
1278
                kqemu_ret_intr_count);
1279
    qemu_time = 0;
1280
    kqemu_time = 0;
1281
    kqemu_exec_count = 0;
1282
    dev_time = 0;
1283
    kqemu_ret_int_count = 0;
1284
    kqemu_ret_excp_count = 0;
1285
    kqemu_ret_intr_count = 0;
1286
#ifdef USE_KQEMU
1287
    kqemu_record_dump();
1288
#endif
1289
}
1290
#else
1291
static void do_info_profile(void)
1292
{
1293
    term_printf("Internal profiler not compiled\n");
1294
}
1295
#endif
1296

    
1297
/* Capture support */
1298
static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1299

    
1300
static void do_info_capture (void)
1301
{
1302
    int i;
1303
    CaptureState *s;
1304

    
1305
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1306
        term_printf ("[%d]: ", i);
1307
        s->ops.info (s->opaque);
1308
    }
1309
}
1310

    
1311
static void do_stop_capture (int n)
1312
{
1313
    int i;
1314
    CaptureState *s;
1315

    
1316
    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1317
        if (i == n) {
1318
            s->ops.destroy (s->opaque);
1319
            LIST_REMOVE (s, entries);
1320
            qemu_free (s);
1321
            return;
1322
        }
1323
    }
1324
}
1325

    
1326
#ifdef HAS_AUDIO
1327
int wav_start_capture (CaptureState *s, const char *path, int freq,
1328
                       int bits, int nchannels);
1329

    
1330
static void do_wav_capture (const char *path,
1331
                            int has_freq, int freq,
1332
                            int has_bits, int bits,
1333
                            int has_channels, int nchannels)
1334
{
1335
    CaptureState *s;
1336

    
1337
    s = qemu_mallocz (sizeof (*s));
1338
    if (!s) {
1339
        term_printf ("Not enough memory to add wave capture\n");
1340
        return;
1341
    }
1342

    
1343
    freq = has_freq ? freq : 44100;
1344
    bits = has_bits ? bits : 16;
1345
    nchannels = has_channels ? nchannels : 2;
1346

    
1347
    if (wav_start_capture (s, path, freq, bits, nchannels)) {
1348
        term_printf ("Faied to add wave capture\n");
1349
        qemu_free (s);
1350
    }
1351
    LIST_INSERT_HEAD (&capture_head, s, entries);
1352
}
1353
#endif
1354

    
1355
#if defined(TARGET_I386)
1356
static void do_inject_nmi(int cpu_index)
1357
{
1358
    CPUState *env;
1359

    
1360
    for (env = first_cpu; env != NULL; env = env->next_cpu)
1361
        if (env->cpu_index == cpu_index) {
1362
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
1363
            break;
1364
        }
1365
}
1366
#endif
1367

    
1368
static term_cmd_t term_cmds[] = {
1369
    { "help|?", "s?", do_help,
1370
      "[cmd]", "show the help" },
1371
    { "commit", "s", do_commit,
1372
      "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1373
    { "info", "s?", do_info,
1374
      "subcommand", "show various information about the system state" },
1375
    { "q|quit", "", do_quit,
1376
      "", "quit the emulator" },
1377
    { "eject", "-fB", do_eject,
1378
      "[-f] device", "eject a removable medium (use -f to force it)" },
1379
    { "change", "BFs?", do_change,
1380
      "device filename [format]", "change a removable medium, optional format" },
1381
    { "screendump", "F", do_screen_dump,
1382
      "filename", "save screen into PPM image 'filename'" },
1383
    { "logfile", "F", do_logfile,
1384
      "filename", "output logs to 'filename'" },
1385
    { "log", "s", do_log,
1386
      "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1387
    { "savevm", "s?", do_savevm,
1388
      "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1389
    { "loadvm", "s", do_loadvm,
1390
      "tag|id", "restore a VM snapshot from its tag or id" },
1391
    { "delvm", "s", do_delvm,
1392
      "tag|id", "delete a VM snapshot from its tag or id" },
1393
    { "stop", "", do_stop,
1394
      "", "stop emulation", },
1395
    { "c|cont", "", do_cont,
1396
      "", "resume emulation", },
1397
#ifdef CONFIG_GDBSTUB
1398
    { "gdbserver", "s?", do_gdbserver,
1399
      "[port]", "start gdbserver session (default port=1234)", },
1400
#endif
1401
    { "x", "/l", do_memory_dump,
1402
      "/fmt addr", "virtual memory dump starting at 'addr'", },
1403
    { "xp", "/l", do_physical_memory_dump,
1404
      "/fmt addr", "physical memory dump starting at 'addr'", },
1405
    { "p|print", "/l", do_print,
1406
      "/fmt expr", "print expression value (use $reg for CPU register access)", },
1407
    { "i", "/ii.", do_ioport_read,
1408
      "/fmt addr", "I/O port read" },
1409

    
1410
    { "sendkey", "si?", do_sendkey,
1411
      "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1412
    { "system_reset", "", do_system_reset,
1413
      "", "reset the system" },
1414
    { "system_powerdown", "", do_system_powerdown,
1415
      "", "send system power down event" },
1416
    { "sum", "ii", do_sum,
1417
      "addr size", "compute the checksum of a memory region" },
1418
    { "usb_add", "s", do_usb_add,
1419
      "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1420
    { "usb_del", "s", do_usb_del,
1421
      "device", "remove USB device 'bus.addr'" },
1422
    { "cpu", "i", do_cpu_set,
1423
      "index", "set the default CPU" },
1424
    { "mouse_move", "sss?", do_mouse_move,
1425
      "dx dy [dz]", "send mouse move events" },
1426
    { "mouse_button", "i", do_mouse_button,
1427
      "state", "change mouse button state (1=L, 2=M, 4=R)" },
1428
    { "mouse_set", "i", do_mouse_set,
1429
      "index", "set which mouse device receives events" },
1430
#ifdef HAS_AUDIO
1431
    { "wavcapture", "si?i?i?", do_wav_capture,
1432
      "path [frequency bits channels]",
1433
      "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1434
#endif
1435
     { "stopcapture", "i", do_stop_capture,
1436
       "capture index", "stop capture" },
1437
    { "memsave", "lis", do_memory_save,
1438
      "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1439
    { "pmemsave", "lis", do_physical_memory_save,
1440
      "addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
1441
    { "boot_set", "s", do_boot_set,
1442
      "bootdevice", "define new values for the boot device list" },
1443
#if defined(TARGET_I386)
1444
    { "nmi", "i", do_inject_nmi,
1445
      "cpu", "inject an NMI on the given CPU", },
1446
#endif
1447
    { NULL, NULL, },
1448
};
1449

    
1450
static term_cmd_t info_cmds[] = {
1451
    { "version", "", do_info_version,
1452
      "", "show the version of qemu" },
1453
    { "network", "", do_info_network,
1454
      "", "show the network state" },
1455
    { "block", "", do_info_block,
1456
      "", "show the block devices" },
1457
    { "blockstats", "", do_info_blockstats,
1458
      "", "show block device statistics" },
1459
    { "registers", "", do_info_registers,
1460
      "", "show the cpu registers" },
1461
    { "cpus", "", do_info_cpus,
1462
      "", "show infos for each CPU" },
1463
    { "history", "", do_info_history,
1464
      "", "show the command line history", },
1465
    { "irq", "", irq_info,
1466
      "", "show the interrupts statistics (if available)", },
1467
    { "pic", "", pic_info,
1468
      "", "show i8259 (PIC) state", },
1469
    { "pci", "", pci_info,
1470
      "", "show PCI info", },
1471
#if defined(TARGET_I386)
1472
    { "tlb", "", tlb_info,
1473
      "", "show virtual to physical memory mappings", },
1474
    { "mem", "", mem_info,
1475
      "", "show the active virtual memory mappings", },
1476
#endif
1477
    { "jit", "", do_info_jit,
1478
      "", "show dynamic compiler info", },
1479
    { "kqemu", "", do_info_kqemu,
1480
      "", "show kqemu information", },
1481
    { "usb", "", usb_info,
1482
      "", "show guest USB devices", },
1483
    { "usbhost", "", usb_host_info,
1484
      "", "show host USB devices", },
1485
    { "profile", "", do_info_profile,
1486
      "", "show profiling information", },
1487
    { "capture", "", do_info_capture,
1488
      "", "show capture information" },
1489
    { "snapshots", "", do_info_snapshots,
1490
      "", "show the currently saved VM snapshots" },
1491
    { "pcmcia", "", pcmcia_info,
1492
      "", "show guest PCMCIA status" },
1493
    { "mice", "", do_info_mice,
1494
      "", "show which guest mouse is receiving events" },
1495
    { "vnc", "", do_info_vnc,
1496
      "", "show the vnc server status"},
1497
    { "name", "", do_info_name,
1498
      "", "show the current VM name" },
1499
#if defined(TARGET_PPC)
1500
    { "cpustats", "", do_info_cpu_stats,
1501
      "", "show CPU statistics", },
1502
#endif
1503
#if defined(CONFIG_SLIRP)
1504
    { "slirp", "", do_info_slirp,
1505
      "", "show SLIRP statistics", },
1506
#endif
1507
    { NULL, NULL, },
1508
};
1509

    
1510
/*******************************************************************/
1511

    
1512
static const char *pch;
1513
static jmp_buf expr_env;
1514

    
1515
#define MD_TLONG 0
1516
#define MD_I32   1
1517

    
1518
typedef struct MonitorDef {
1519
    const char *name;
1520
    int offset;
1521
    target_long (*get_value)(struct MonitorDef *md, int val);
1522
    int type;
1523
} MonitorDef;
1524

    
1525
#if defined(TARGET_I386)
1526
static target_long monitor_get_pc (struct MonitorDef *md, int val)
1527
{
1528
    CPUState *env = mon_get_cpu();
1529
    if (!env)
1530
        return 0;
1531
    return env->eip + env->segs[R_CS].base;
1532
}
1533
#endif
1534

    
1535
#if defined(TARGET_PPC)
1536
static target_long monitor_get_ccr (struct MonitorDef *md, int val)
1537
{
1538
    CPUState *env = mon_get_cpu();
1539
    unsigned int u;
1540
    int i;
1541

    
1542
    if (!env)
1543
        return 0;
1544

    
1545
    u = 0;
1546
    for (i = 0; i < 8; i++)
1547
        u |= env->crf[i] << (32 - (4 * i));
1548

    
1549
    return u;
1550
}
1551

    
1552
static target_long monitor_get_msr (struct MonitorDef *md, int val)
1553
{
1554
    CPUState *env = mon_get_cpu();
1555
    if (!env)
1556
        return 0;
1557
    return env->msr;
1558
}
1559

    
1560
static target_long monitor_get_xer (struct MonitorDef *md, int val)
1561
{
1562
    CPUState *env = mon_get_cpu();
1563
    if (!env)
1564
        return 0;
1565
    return ppc_load_xer(env);
1566
}
1567

    
1568
static target_long monitor_get_decr (struct MonitorDef *md, int val)
1569
{
1570
    CPUState *env = mon_get_cpu();
1571
    if (!env)
1572
        return 0;
1573
    return cpu_ppc_load_decr(env);
1574
}
1575

    
1576
static target_long monitor_get_tbu (struct MonitorDef *md, int val)
1577
{
1578
    CPUState *env = mon_get_cpu();
1579
    if (!env)
1580
        return 0;
1581
    return cpu_ppc_load_tbu(env);
1582
}
1583

    
1584
static target_long monitor_get_tbl (struct MonitorDef *md, int val)
1585
{
1586
    CPUState *env = mon_get_cpu();
1587
    if (!env)
1588
        return 0;
1589
    return cpu_ppc_load_tbl(env);
1590
}
1591
#endif
1592

    
1593
#if defined(TARGET_SPARC)
1594
#ifndef TARGET_SPARC64
1595
static target_long monitor_get_psr (struct MonitorDef *md, int val)
1596
{
1597
    CPUState *env = mon_get_cpu();
1598
    if (!env)
1599
        return 0;
1600
    return GET_PSR(env);
1601
}
1602
#endif
1603

    
1604
static target_long monitor_get_reg(struct MonitorDef *md, int val)
1605
{
1606
    CPUState *env = mon_get_cpu();
1607
    if (!env)
1608
        return 0;
1609
    return env->regwptr[val];
1610
}
1611
#endif
1612

    
1613
static MonitorDef monitor_defs[] = {
1614
#ifdef TARGET_I386
1615

    
1616
#define SEG(name, seg) \
1617
    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1618
    { name ".base", offsetof(CPUState, segs[seg].base) },\
1619
    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1620

    
1621
    { "eax", offsetof(CPUState, regs[0]) },
1622
    { "ecx", offsetof(CPUState, regs[1]) },
1623
    { "edx", offsetof(CPUState, regs[2]) },
1624
    { "ebx", offsetof(CPUState, regs[3]) },
1625
    { "esp|sp", offsetof(CPUState, regs[4]) },
1626
    { "ebp|fp", offsetof(CPUState, regs[5]) },
1627
    { "esi", offsetof(CPUState, regs[6]) },
1628
    { "edi", offsetof(CPUState, regs[7]) },
1629
#ifdef TARGET_X86_64
1630
    { "r8", offsetof(CPUState, regs[8]) },
1631
    { "r9", offsetof(CPUState, regs[9]) },
1632
    { "r10", offsetof(CPUState, regs[10]) },
1633
    { "r11", offsetof(CPUState, regs[11]) },
1634
    { "r12", offsetof(CPUState, regs[12]) },
1635
    { "r13", offsetof(CPUState, regs[13]) },
1636
    { "r14", offsetof(CPUState, regs[14]) },
1637
    { "r15", offsetof(CPUState, regs[15]) },
1638
#endif
1639
    { "eflags", offsetof(CPUState, eflags) },
1640
    { "eip", offsetof(CPUState, eip) },
1641
    SEG("cs", R_CS)
1642
    SEG("ds", R_DS)
1643
    SEG("es", R_ES)
1644
    SEG("ss", R_SS)
1645
    SEG("fs", R_FS)
1646
    SEG("gs", R_GS)
1647
    { "pc", 0, monitor_get_pc, },
1648
#elif defined(TARGET_PPC)
1649
    /* General purpose registers */
1650
    { "r0", offsetof(CPUState, gpr[0]) },
1651
    { "r1", offsetof(CPUState, gpr[1]) },
1652
    { "r2", offsetof(CPUState, gpr[2]) },
1653
    { "r3", offsetof(CPUState, gpr[3]) },
1654
    { "r4", offsetof(CPUState, gpr[4]) },
1655
    { "r5", offsetof(CPUState, gpr[5]) },
1656
    { "r6", offsetof(CPUState, gpr[6]) },
1657
    { "r7", offsetof(CPUState, gpr[7]) },
1658
    { "r8", offsetof(CPUState, gpr[8]) },
1659
    { "r9", offsetof(CPUState, gpr[9]) },
1660
    { "r10", offsetof(CPUState, gpr[10]) },
1661
    { "r11", offsetof(CPUState, gpr[11]) },
1662
    { "r12", offsetof(CPUState, gpr[12]) },
1663
    { "r13", offsetof(CPUState, gpr[13]) },
1664
    { "r14", offsetof(CPUState, gpr[14]) },
1665
    { "r15", offsetof(CPUState, gpr[15]) },
1666
    { "r16", offsetof(CPUState, gpr[16]) },
1667
    { "r17", offsetof(CPUState, gpr[17]) },
1668
    { "r18", offsetof(CPUState, gpr[18]) },
1669
    { "r19", offsetof(CPUState, gpr[19]) },
1670
    { "r20", offsetof(CPUState, gpr[20]) },
1671
    { "r21", offsetof(CPUState, gpr[21]) },
1672
    { "r22", offsetof(CPUState, gpr[22]) },
1673
    { "r23", offsetof(CPUState, gpr[23]) },
1674
    { "r24", offsetof(CPUState, gpr[24]) },
1675
    { "r25", offsetof(CPUState, gpr[25]) },
1676
    { "r26", offsetof(CPUState, gpr[26]) },
1677
    { "r27", offsetof(CPUState, gpr[27]) },
1678
    { "r28", offsetof(CPUState, gpr[28]) },
1679
    { "r29", offsetof(CPUState, gpr[29]) },
1680
    { "r30", offsetof(CPUState, gpr[30]) },
1681
    { "r31", offsetof(CPUState, gpr[31]) },
1682
    /* Floating point registers */
1683
    { "f0", offsetof(CPUState, fpr[0]) },
1684
    { "f1", offsetof(CPUState, fpr[1]) },
1685
    { "f2", offsetof(CPUState, fpr[2]) },
1686
    { "f3", offsetof(CPUState, fpr[3]) },
1687
    { "f4", offsetof(CPUState, fpr[4]) },
1688
    { "f5", offsetof(CPUState, fpr[5]) },
1689
    { "f6", offsetof(CPUState, fpr[6]) },
1690
    { "f7", offsetof(CPUState, fpr[7]) },
1691
    { "f8", offsetof(CPUState, fpr[8]) },
1692
    { "f9", offsetof(CPUState, fpr[9]) },
1693
    { "f10", offsetof(CPUState, fpr[10]) },
1694
    { "f11", offsetof(CPUState, fpr[11]) },
1695
    { "f12", offsetof(CPUState, fpr[12]) },
1696
    { "f13", offsetof(CPUState, fpr[13]) },
1697
    { "f14", offsetof(CPUState, fpr[14]) },
1698
    { "f15", offsetof(CPUState, fpr[15]) },
1699
    { "f16", offsetof(CPUState, fpr[16]) },
1700
    { "f17", offsetof(CPUState, fpr[17]) },
1701
    { "f18", offsetof(CPUState, fpr[18]) },
1702
    { "f19", offsetof(CPUState, fpr[19]) },
1703
    { "f20", offsetof(CPUState, fpr[20]) },
1704
    { "f21", offsetof(CPUState, fpr[21]) },
1705
    { "f22", offsetof(CPUState, fpr[22]) },
1706
    { "f23", offsetof(CPUState, fpr[23]) },
1707
    { "f24", offsetof(CPUState, fpr[24]) },
1708
    { "f25", offsetof(CPUState, fpr[25]) },
1709
    { "f26", offsetof(CPUState, fpr[26]) },
1710
    { "f27", offsetof(CPUState, fpr[27]) },
1711
    { "f28", offsetof(CPUState, fpr[28]) },
1712
    { "f29", offsetof(CPUState, fpr[29]) },
1713
    { "f30", offsetof(CPUState, fpr[30]) },
1714
    { "f31", offsetof(CPUState, fpr[31]) },
1715
    { "fpscr", offsetof(CPUState, fpscr) },
1716
    /* Next instruction pointer */
1717
    { "nip|pc", offsetof(CPUState, nip) },
1718
    { "lr", offsetof(CPUState, lr) },
1719
    { "ctr", offsetof(CPUState, ctr) },
1720
    { "decr", 0, &monitor_get_decr, },
1721
    { "ccr", 0, &monitor_get_ccr, },
1722
    /* Machine state register */
1723
    { "msr", 0, &monitor_get_msr, },
1724
    { "xer", 0, &monitor_get_xer, },
1725
    { "tbu", 0, &monitor_get_tbu, },
1726
    { "tbl", 0, &monitor_get_tbl, },
1727
#if defined(TARGET_PPC64)
1728
    /* Address space register */
1729
    { "asr", offsetof(CPUState, asr) },
1730
#endif
1731
    /* Segment registers */
1732
    { "sdr1", offsetof(CPUState, sdr1) },
1733
    { "sr0", offsetof(CPUState, sr[0]) },
1734
    { "sr1", offsetof(CPUState, sr[1]) },
1735
    { "sr2", offsetof(CPUState, sr[2]) },
1736
    { "sr3", offsetof(CPUState, sr[3]) },
1737
    { "sr4", offsetof(CPUState, sr[4]) },
1738
    { "sr5", offsetof(CPUState, sr[5]) },
1739
    { "sr6", offsetof(CPUState, sr[6]) },
1740
    { "sr7", offsetof(CPUState, sr[7]) },
1741
    { "sr8", offsetof(CPUState, sr[8]) },
1742
    { "sr9", offsetof(CPUState, sr[9]) },
1743
    { "sr10", offsetof(CPUState, sr[10]) },
1744
    { "sr11", offsetof(CPUState, sr[11]) },
1745
    { "sr12", offsetof(CPUState, sr[12]) },
1746
    { "sr13", offsetof(CPUState, sr[13]) },
1747
    { "sr14", offsetof(CPUState, sr[14]) },
1748
    { "sr15", offsetof(CPUState, sr[15]) },
1749
    /* Too lazy to put BATs and SPRs ... */
1750
#elif defined(TARGET_SPARC)
1751
    { "g0", offsetof(CPUState, gregs[0]) },
1752
    { "g1", offsetof(CPUState, gregs[1]) },
1753
    { "g2", offsetof(CPUState, gregs[2]) },
1754
    { "g3", offsetof(CPUState, gregs[3]) },
1755
    { "g4", offsetof(CPUState, gregs[4]) },
1756
    { "g5", offsetof(CPUState, gregs[5]) },
1757
    { "g6", offsetof(CPUState, gregs[6]) },
1758
    { "g7", offsetof(CPUState, gregs[7]) },
1759
    { "o0", 0, monitor_get_reg },
1760
    { "o1", 1, monitor_get_reg },
1761
    { "o2", 2, monitor_get_reg },
1762
    { "o3", 3, monitor_get_reg },
1763
    { "o4", 4, monitor_get_reg },
1764
    { "o5", 5, monitor_get_reg },
1765
    { "o6", 6, monitor_get_reg },
1766
    { "o7", 7, monitor_get_reg },
1767
    { "l0", 8, monitor_get_reg },
1768
    { "l1", 9, monitor_get_reg },
1769
    { "l2", 10, monitor_get_reg },
1770
    { "l3", 11, monitor_get_reg },
1771
    { "l4", 12, monitor_get_reg },
1772
    { "l5", 13, monitor_get_reg },
1773
    { "l6", 14, monitor_get_reg },
1774
    { "l7", 15, monitor_get_reg },
1775
    { "i0", 16, monitor_get_reg },
1776
    { "i1", 17, monitor_get_reg },
1777
    { "i2", 18, monitor_get_reg },
1778
    { "i3", 19, monitor_get_reg },
1779
    { "i4", 20, monitor_get_reg },
1780
    { "i5", 21, monitor_get_reg },
1781
    { "i6", 22, monitor_get_reg },
1782
    { "i7", 23, monitor_get_reg },
1783
    { "pc", offsetof(CPUState, pc) },
1784
    { "npc", offsetof(CPUState, npc) },
1785
    { "y", offsetof(CPUState, y) },
1786
#ifndef TARGET_SPARC64
1787
    { "psr", 0, &monitor_get_psr, },
1788
    { "wim", offsetof(CPUState, wim) },
1789
#endif
1790
    { "tbr", offsetof(CPUState, tbr) },
1791
    { "fsr", offsetof(CPUState, fsr) },
1792
    { "f0", offsetof(CPUState, fpr[0]) },
1793
    { "f1", offsetof(CPUState, fpr[1]) },
1794
    { "f2", offsetof(CPUState, fpr[2]) },
1795
    { "f3", offsetof(CPUState, fpr[3]) },
1796
    { "f4", offsetof(CPUState, fpr[4]) },
1797
    { "f5", offsetof(CPUState, fpr[5]) },
1798
    { "f6", offsetof(CPUState, fpr[6]) },
1799
    { "f7", offsetof(CPUState, fpr[7]) },
1800
    { "f8", offsetof(CPUState, fpr[8]) },
1801
    { "f9", offsetof(CPUState, fpr[9]) },
1802
    { "f10", offsetof(CPUState, fpr[10]) },
1803
    { "f11", offsetof(CPUState, fpr[11]) },
1804
    { "f12", offsetof(CPUState, fpr[12]) },
1805
    { "f13", offsetof(CPUState, fpr[13]) },
1806
    { "f14", offsetof(CPUState, fpr[14]) },
1807
    { "f15", offsetof(CPUState, fpr[15]) },
1808
    { "f16", offsetof(CPUState, fpr[16]) },
1809
    { "f17", offsetof(CPUState, fpr[17]) },
1810
    { "f18", offsetof(CPUState, fpr[18]) },
1811
    { "f19", offsetof(CPUState, fpr[19]) },
1812
    { "f20", offsetof(CPUState, fpr[20]) },
1813
    { "f21", offsetof(CPUState, fpr[21]) },
1814
    { "f22", offsetof(CPUState, fpr[22]) },
1815
    { "f23", offsetof(CPUState, fpr[23]) },
1816
    { "f24", offsetof(CPUState, fpr[24]) },
1817
    { "f25", offsetof(CPUState, fpr[25]) },
1818
    { "f26", offsetof(CPUState, fpr[26]) },
1819
    { "f27", offsetof(CPUState, fpr[27]) },
1820
    { "f28", offsetof(CPUState, fpr[28]) },
1821
    { "f29", offsetof(CPUState, fpr[29]) },
1822
    { "f30", offsetof(CPUState, fpr[30]) },
1823
    { "f31", offsetof(CPUState, fpr[31]) },
1824
#ifdef TARGET_SPARC64
1825
    { "f32", offsetof(CPUState, fpr[32]) },
1826
    { "f34", offsetof(CPUState, fpr[34]) },
1827
    { "f36", offsetof(CPUState, fpr[36]) },
1828
    { "f38", offsetof(CPUState, fpr[38]) },
1829
    { "f40", offsetof(CPUState, fpr[40]) },
1830
    { "f42", offsetof(CPUState, fpr[42]) },
1831
    { "f44", offsetof(CPUState, fpr[44]) },
1832
    { "f46", offsetof(CPUState, fpr[46]) },
1833
    { "f48", offsetof(CPUState, fpr[48]) },
1834
    { "f50", offsetof(CPUState, fpr[50]) },
1835
    { "f52", offsetof(CPUState, fpr[52]) },
1836
    { "f54", offsetof(CPUState, fpr[54]) },
1837
    { "f56", offsetof(CPUState, fpr[56]) },
1838
    { "f58", offsetof(CPUState, fpr[58]) },
1839
    { "f60", offsetof(CPUState, fpr[60]) },
1840
    { "f62", offsetof(CPUState, fpr[62]) },
1841
    { "asi", offsetof(CPUState, asi) },
1842
    { "pstate", offsetof(CPUState, pstate) },
1843
    { "cansave", offsetof(CPUState, cansave) },
1844
    { "canrestore", offsetof(CPUState, canrestore) },
1845
    { "otherwin", offsetof(CPUState, otherwin) },
1846
    { "wstate", offsetof(CPUState, wstate) },
1847
    { "cleanwin", offsetof(CPUState, cleanwin) },
1848
    { "fprs", offsetof(CPUState, fprs) },
1849
#endif
1850
#endif
1851
    { NULL },
1852
};
1853

    
1854
static void expr_error(const char *fmt)
1855
{
1856
    term_printf(fmt);
1857
    term_printf("\n");
1858
    longjmp(expr_env, 1);
1859
}
1860

    
1861
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
1862
static int get_monitor_def(target_long *pval, const char *name)
1863
{
1864
    MonitorDef *md;
1865
    void *ptr;
1866

    
1867
    for(md = monitor_defs; md->name != NULL; md++) {
1868
        if (compare_cmd(name, md->name)) {
1869
            if (md->get_value) {
1870
                *pval = md->get_value(md, md->offset);
1871
            } else {
1872
                CPUState *env = mon_get_cpu();
1873
                if (!env)
1874
                    return -2;
1875
                ptr = (uint8_t *)env + md->offset;
1876
                switch(md->type) {
1877
                case MD_I32:
1878
                    *pval = *(int32_t *)ptr;
1879
                    break;
1880
                case MD_TLONG:
1881
                    *pval = *(target_long *)ptr;
1882
                    break;
1883
                default:
1884
                    *pval = 0;
1885
                    break;
1886
                }
1887
            }
1888
            return 0;
1889
        }
1890
    }
1891
    return -1;
1892
}
1893

    
1894
static void next(void)
1895
{
1896
    if (pch != '\0') {
1897
        pch++;
1898
        while (isspace(*pch))
1899
            pch++;
1900
    }
1901
}
1902

    
1903
static int64_t expr_sum(void);
1904

    
1905
static int64_t expr_unary(void)
1906
{
1907
    int64_t n;
1908
    char *p;
1909
    int ret;
1910

    
1911
    switch(*pch) {
1912
    case '+':
1913
        next();
1914
        n = expr_unary();
1915
        break;
1916
    case '-':
1917
        next();
1918
        n = -expr_unary();
1919
        break;
1920
    case '~':
1921
        next();
1922
        n = ~expr_unary();
1923
        break;
1924
    case '(':
1925
        next();
1926
        n = expr_sum();
1927
        if (*pch != ')') {
1928
            expr_error("')' expected");
1929
        }
1930
        next();
1931
        break;
1932
    case '\'':
1933
        pch++;
1934
        if (*pch == '\0')
1935
            expr_error("character constant expected");
1936
        n = *pch;
1937
        pch++;
1938
        if (*pch != '\'')
1939
            expr_error("missing terminating \' character");
1940
        next();
1941
        break;
1942
    case '$':
1943
        {
1944
            char buf[128], *q;
1945
            target_long reg=0;
1946

    
1947
            pch++;
1948
            q = buf;
1949
            while ((*pch >= 'a' && *pch <= 'z') ||
1950
                   (*pch >= 'A' && *pch <= 'Z') ||
1951
                   (*pch >= '0' && *pch <= '9') ||
1952
                   *pch == '_' || *pch == '.') {
1953
                if ((q - buf) < sizeof(buf) - 1)
1954
                    *q++ = *pch;
1955
                pch++;
1956
            }
1957
            while (isspace(*pch))
1958
                pch++;
1959
            *q = 0;
1960
            ret = get_monitor_def(&reg, buf);
1961
            if (ret == -1)
1962
                expr_error("unknown register");
1963
            else if (ret == -2)
1964
                expr_error("no cpu defined");
1965
            n = reg;
1966
        }
1967
        break;
1968
    case '\0':
1969
        expr_error("unexpected end of expression");
1970
        n = 0;
1971
        break;
1972
    default:
1973
#if TARGET_PHYS_ADDR_BITS > 32
1974
        n = strtoull(pch, &p, 0);
1975
#else
1976
        n = strtoul(pch, &p, 0);
1977
#endif
1978
        if (pch == p) {
1979
            expr_error("invalid char in expression");
1980
        }
1981
        pch = p;
1982
        while (isspace(*pch))
1983
            pch++;
1984
        break;
1985
    }
1986
    return n;
1987
}
1988

    
1989

    
1990
static int64_t expr_prod(void)
1991
{
1992
    int64_t val, val2;
1993
    int op;
1994

    
1995
    val = expr_unary();
1996
    for(;;) {
1997
        op = *pch;
1998
        if (op != '*' && op != '/' && op != '%')
1999
            break;
2000
        next();
2001
        val2 = expr_unary();
2002
        switch(op) {
2003
        default:
2004
        case '*':
2005
            val *= val2;
2006
            break;
2007
        case '/':
2008
        case '%':
2009
            if (val2 == 0)
2010
                expr_error("division by zero");
2011
            if (op == '/')
2012
                val /= val2;
2013
            else
2014
                val %= val2;
2015
            break;
2016
        }
2017
    }
2018
    return val;
2019
}
2020

    
2021
static int64_t expr_logic(void)
2022
{
2023
    int64_t val, val2;
2024
    int op;
2025

    
2026
    val = expr_prod();
2027
    for(;;) {
2028
        op = *pch;
2029
        if (op != '&' && op != '|' && op != '^')
2030
            break;
2031
        next();
2032
        val2 = expr_prod();
2033
        switch(op) {
2034
        default:
2035
        case '&':
2036
            val &= val2;
2037
            break;
2038
        case '|':
2039
            val |= val2;
2040
            break;
2041
        case '^':
2042
            val ^= val2;
2043
            break;
2044
        }
2045
    }
2046
    return val;
2047
}
2048

    
2049
static int64_t expr_sum(void)
2050
{
2051
    int64_t val, val2;
2052
    int op;
2053

    
2054
    val = expr_logic();
2055
    for(;;) {
2056
        op = *pch;
2057
        if (op != '+' && op != '-')
2058
            break;
2059
        next();
2060
        val2 = expr_logic();
2061
        if (op == '+')
2062
            val += val2;
2063
        else
2064
            val -= val2;
2065
    }
2066
    return val;
2067
}
2068

    
2069
static int get_expr(int64_t *pval, const char **pp)
2070
{
2071
    pch = *pp;
2072
    if (setjmp(expr_env)) {
2073
        *pp = pch;
2074
        return -1;
2075
    }
2076
    while (isspace(*pch))
2077
        pch++;
2078
    *pval = expr_sum();
2079
    *pp = pch;
2080
    return 0;
2081
}
2082

    
2083
static int get_str(char *buf, int buf_size, const char **pp)
2084
{
2085
    const char *p;
2086
    char *q;
2087
    int c;
2088

    
2089
    q = buf;
2090
    p = *pp;
2091
    while (isspace(*p))
2092
        p++;
2093
    if (*p == '\0') {
2094
    fail:
2095
        *q = '\0';
2096
        *pp = p;
2097
        return -1;
2098
    }
2099
    if (*p == '\"') {
2100
        p++;
2101
        while (*p != '\0' && *p != '\"') {
2102
            if (*p == '\\') {
2103
                p++;
2104
                c = *p++;
2105
                switch(c) {
2106
                case 'n':
2107
                    c = '\n';
2108
                    break;
2109
                case 'r':
2110
                    c = '\r';
2111
                    break;
2112
                case '\\':
2113
                case '\'':
2114
                case '\"':
2115
                    break;
2116
                default:
2117
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
2118
                    goto fail;
2119
                }
2120
                if ((q - buf) < buf_size - 1) {
2121
                    *q++ = c;
2122
                }
2123
            } else {
2124
                if ((q - buf) < buf_size - 1) {
2125
                    *q++ = *p;
2126
                }
2127
                p++;
2128
            }
2129
        }
2130
        if (*p != '\"') {
2131
            qemu_printf("unterminated string\n");
2132
            goto fail;
2133
        }
2134
        p++;
2135
    } else {
2136
        while (*p != '\0' && !isspace(*p)) {
2137
            if ((q - buf) < buf_size - 1) {
2138
                *q++ = *p;
2139
            }
2140
            p++;
2141
        }
2142
    }
2143
    *q = '\0';
2144
    *pp = p;
2145
    return 0;
2146
}
2147

    
2148
static int default_fmt_format = 'x';
2149
static int default_fmt_size = 4;
2150

    
2151
#define MAX_ARGS 16
2152

    
2153
static void monitor_handle_command(const char *cmdline)
2154
{
2155
    const char *p, *pstart, *typestr;
2156
    char *q;
2157
    int c, nb_args, len, i, has_arg;
2158
    term_cmd_t *cmd;
2159
    char cmdname[256];
2160
    char buf[1024];
2161
    void *str_allocated[MAX_ARGS];
2162
    void *args[MAX_ARGS];
2163
    void (*handler_0)(void);
2164
    void (*handler_1)(void *arg0);
2165
    void (*handler_2)(void *arg0, void *arg1);
2166
    void (*handler_3)(void *arg0, void *arg1, void *arg2);
2167
    void (*handler_4)(void *arg0, void *arg1, void *arg2, void *arg3);
2168
    void (*handler_5)(void *arg0, void *arg1, void *arg2, void *arg3,
2169
                      void *arg4);
2170
    void (*handler_6)(void *arg0, void *arg1, void *arg2, void *arg3,
2171
                      void *arg4, void *arg5);
2172
    void (*handler_7)(void *arg0, void *arg1, void *arg2, void *arg3,
2173
                      void *arg4, void *arg5, void *arg6);
2174

    
2175
#ifdef DEBUG
2176
    term_printf("command='%s'\n", cmdline);
2177
#endif
2178

    
2179
    /* extract the command name */
2180
    p = cmdline;
2181
    q = cmdname;
2182
    while (isspace(*p))
2183
        p++;
2184
    if (*p == '\0')
2185
        return;
2186
    pstart = p;
2187
    while (*p != '\0' && *p != '/' && !isspace(*p))
2188
        p++;
2189
    len = p - pstart;
2190
    if (len > sizeof(cmdname) - 1)
2191
        len = sizeof(cmdname) - 1;
2192
    memcpy(cmdname, pstart, len);
2193
    cmdname[len] = '\0';
2194

    
2195
    /* find the command */
2196
    for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2197
        if (compare_cmd(cmdname, cmd->name))
2198
            goto found;
2199
    }
2200
    term_printf("unknown command: '%s'\n", cmdname);
2201
    return;
2202
 found:
2203

    
2204
    for(i = 0; i < MAX_ARGS; i++)
2205
        str_allocated[i] = NULL;
2206

    
2207
    /* parse the parameters */
2208
    typestr = cmd->args_type;
2209
    nb_args = 0;
2210
    for(;;) {
2211
        c = *typestr;
2212
        if (c == '\0')
2213
            break;
2214
        typestr++;
2215
        switch(c) {
2216
        case 'F':
2217
        case 'B':
2218
        case 's':
2219
            {
2220
                int ret;
2221
                char *str;
2222

    
2223
                while (isspace(*p))
2224
                    p++;
2225
                if (*typestr == '?') {
2226
                    typestr++;
2227
                    if (*p == '\0') {
2228
                        /* no optional string: NULL argument */
2229
                        str = NULL;
2230
                        goto add_str;
2231
                    }
2232
                }
2233
                ret = get_str(buf, sizeof(buf), &p);
2234
                if (ret < 0) {
2235
                    switch(c) {
2236
                    case 'F':
2237
                        term_printf("%s: filename expected\n", cmdname);
2238
                        break;
2239
                    case 'B':
2240
                        term_printf("%s: block device name expected\n", cmdname);
2241
                        break;
2242
                    default:
2243
                        term_printf("%s: string expected\n", cmdname);
2244
                        break;
2245
                    }
2246
                    goto fail;
2247
                }
2248
                str = qemu_malloc(strlen(buf) + 1);
2249
                strcpy(str, buf);
2250
                str_allocated[nb_args] = str;
2251
            add_str:
2252
                if (nb_args >= MAX_ARGS) {
2253
                error_args:
2254
                    term_printf("%s: too many arguments\n", cmdname);
2255
                    goto fail;
2256
                }
2257
                args[nb_args++] = str;
2258
            }
2259
            break;
2260
        case '/':
2261
            {
2262
                int count, format, size;
2263

    
2264
                while (isspace(*p))
2265
                    p++;
2266
                if (*p == '/') {
2267
                    /* format found */
2268
                    p++;
2269
                    count = 1;
2270
                    if (isdigit(*p)) {
2271
                        count = 0;
2272
                        while (isdigit(*p)) {
2273
                            count = count * 10 + (*p - '0');
2274
                            p++;
2275
                        }
2276
                    }
2277
                    size = -1;
2278
                    format = -1;
2279
                    for(;;) {
2280
                        switch(*p) {
2281
                        case 'o':
2282
                        case 'd':
2283
                        case 'u':
2284
                        case 'x':
2285
                        case 'i':
2286
                        case 'c':
2287
                            format = *p++;
2288
                            break;
2289
                        case 'b':
2290
                            size = 1;
2291
                            p++;
2292
                            break;
2293
                        case 'h':
2294
                            size = 2;
2295
                            p++;
2296
                            break;
2297
                        case 'w':
2298
                            size = 4;
2299
                            p++;
2300
                            break;
2301
                        case 'g':
2302
                        case 'L':
2303
                            size = 8;
2304
                            p++;
2305
                            break;
2306
                        default:
2307
                            goto next;
2308
                        }
2309
                    }
2310
                next:
2311
                    if (*p != '\0' && !isspace(*p)) {
2312
                        term_printf("invalid char in format: '%c'\n", *p);
2313
                        goto fail;
2314
                    }
2315
                    if (format < 0)
2316
                        format = default_fmt_format;
2317
                    if (format != 'i') {
2318
                        /* for 'i', not specifying a size gives -1 as size */
2319
                        if (size < 0)
2320
                            size = default_fmt_size;
2321
                    }
2322
                    default_fmt_size = size;
2323
                    default_fmt_format = format;
2324
                } else {
2325
                    count = 1;
2326
                    format = default_fmt_format;
2327
                    if (format != 'i') {
2328
                        size = default_fmt_size;
2329
                    } else {
2330
                        size = -1;
2331
                    }
2332
                }
2333
                if (nb_args + 3 > MAX_ARGS)
2334
                    goto error_args;
2335
                args[nb_args++] = (void*)(long)count;
2336
                args[nb_args++] = (void*)(long)format;
2337
                args[nb_args++] = (void*)(long)size;
2338
            }
2339
            break;
2340
        case 'i':
2341
        case 'l':
2342
            {
2343
                int64_t val;
2344

    
2345
                while (isspace(*p))
2346
                    p++;
2347
                if (*typestr == '?' || *typestr == '.') {
2348
                    if (*typestr == '?') {
2349
                        if (*p == '\0')
2350
                            has_arg = 0;
2351
                        else
2352
                            has_arg = 1;
2353
                    } else {
2354
                        if (*p == '.') {
2355
                            p++;
2356
                            while (isspace(*p))
2357
                                p++;
2358
                            has_arg = 1;
2359
                        } else {
2360
                            has_arg = 0;
2361
                        }
2362
                    }
2363
                    typestr++;
2364
                    if (nb_args >= MAX_ARGS)
2365
                        goto error_args;
2366
                    args[nb_args++] = (void *)(long)has_arg;
2367
                    if (!has_arg) {
2368
                        if (nb_args >= MAX_ARGS)
2369
                            goto error_args;
2370
                        val = -1;
2371
                        goto add_num;
2372
                    }
2373
                }
2374
                if (get_expr(&val, &p))
2375
                    goto fail;
2376
            add_num:
2377
                if (c == 'i') {
2378
                    if (nb_args >= MAX_ARGS)
2379
                        goto error_args;
2380
                    args[nb_args++] = (void *)(long)val;
2381
                } else {
2382
                    if ((nb_args + 1) >= MAX_ARGS)
2383
                        goto error_args;
2384
#if TARGET_PHYS_ADDR_BITS > 32
2385
                    args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2386
#else
2387
                    args[nb_args++] = (void *)0;
2388
#endif
2389
                    args[nb_args++] = (void *)(long)(val & 0xffffffff);
2390
                }
2391
            }
2392
            break;
2393
        case '-':
2394
            {
2395
                int has_option;
2396
                /* option */
2397

    
2398
                c = *typestr++;
2399
                if (c == '\0')
2400
                    goto bad_type;
2401
                while (isspace(*p))
2402
                    p++;
2403
                has_option = 0;
2404
                if (*p == '-') {
2405
                    p++;
2406
                    if (*p != c) {
2407
                        term_printf("%s: unsupported option -%c\n",
2408
                                    cmdname, *p);
2409
                        goto fail;
2410
                    }
2411
                    p++;
2412
                    has_option = 1;
2413
                }
2414
                if (nb_args >= MAX_ARGS)
2415
                    goto error_args;
2416
                args[nb_args++] = (void *)(long)has_option;
2417
            }
2418
            break;
2419
        default:
2420
        bad_type:
2421
            term_printf("%s: unknown type '%c'\n", cmdname, c);
2422
            goto fail;
2423
        }
2424
    }
2425
    /* check that all arguments were parsed */
2426
    while (isspace(*p))
2427
        p++;
2428
    if (*p != '\0') {
2429
        term_printf("%s: extraneous characters at the end of line\n",
2430
                    cmdname);
2431
        goto fail;
2432
    }
2433

    
2434
    switch(nb_args) {
2435
    case 0:
2436
        handler_0 = cmd->handler;
2437
        handler_0();
2438
        break;
2439
    case 1:
2440
        handler_1 = cmd->handler;
2441
        handler_1(args[0]);
2442
        break;
2443
    case 2:
2444
        handler_2 = cmd->handler;
2445
        handler_2(args[0], args[1]);
2446
        break;
2447
    case 3:
2448
        handler_3 = cmd->handler;
2449
        handler_3(args[0], args[1], args[2]);
2450
        break;
2451
    case 4:
2452
        handler_4 = cmd->handler;
2453
        handler_4(args[0], args[1], args[2], args[3]);
2454
        break;
2455
    case 5:
2456
        handler_5 = cmd->handler;
2457
        handler_5(args[0], args[1], args[2], args[3], args[4]);
2458
        break;
2459
    case 6:
2460
        handler_6 = cmd->handler;
2461
        handler_6(args[0], args[1], args[2], args[3], args[4], args[5]);
2462
        break;
2463
    case 7:
2464
        handler_7 = cmd->handler;
2465
        handler_7(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2466
        break;
2467
    default:
2468
        term_printf("unsupported number of arguments: %d\n", nb_args);
2469
        goto fail;
2470
    }
2471
 fail:
2472
    for(i = 0; i < MAX_ARGS; i++)
2473
        qemu_free(str_allocated[i]);
2474
    return;
2475
}
2476

    
2477
static void cmd_completion(const char *name, const char *list)
2478
{
2479
    const char *p, *pstart;
2480
    char cmd[128];
2481
    int len;
2482

    
2483
    p = list;
2484
    for(;;) {
2485
        pstart = p;
2486
        p = strchr(p, '|');
2487
        if (!p)
2488
            p = pstart + strlen(pstart);
2489
        len = p - pstart;
2490
        if (len > sizeof(cmd) - 2)
2491
            len = sizeof(cmd) - 2;
2492
        memcpy(cmd, pstart, len);
2493
        cmd[len] = '\0';
2494
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2495
            add_completion(cmd);
2496
        }
2497
        if (*p == '\0')
2498
            break;
2499
        p++;
2500
    }
2501
}
2502

    
2503
static void file_completion(const char *input)
2504
{
2505
    DIR *ffs;
2506
    struct dirent *d;
2507
    char path[1024];
2508
    char file[1024], file_prefix[1024];
2509
    int input_path_len;
2510
    const char *p;
2511

    
2512
    p = strrchr(input, '/');
2513
    if (!p) {
2514
        input_path_len = 0;
2515
        pstrcpy(file_prefix, sizeof(file_prefix), input);
2516
        strcpy(path, ".");
2517
    } else {
2518
        input_path_len = p - input + 1;
2519
        memcpy(path, input, input_path_len);
2520
        if (input_path_len > sizeof(path) - 1)
2521
            input_path_len = sizeof(path) - 1;
2522
        path[input_path_len] = '\0';
2523
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2524
    }
2525
#ifdef DEBUG_COMPLETION
2526
    term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2527
#endif
2528
    ffs = opendir(path);
2529
    if (!ffs)
2530
        return;
2531
    for(;;) {
2532
        struct stat sb;
2533
        d = readdir(ffs);
2534
        if (!d)
2535
            break;
2536
        if (strstart(d->d_name, file_prefix, NULL)) {
2537
            memcpy(file, input, input_path_len);
2538
            strcpy(file + input_path_len, d->d_name);
2539
            /* stat the file to find out if it's a directory.
2540
             * In that case add a slash to speed up typing long paths
2541
             */
2542
            stat(file, &sb);
2543
            if(S_ISDIR(sb.st_mode))
2544
                strcat(file, "/");
2545
            add_completion(file);
2546
        }
2547
    }
2548
    closedir(ffs);
2549
}
2550

    
2551
static void block_completion_it(void *opaque, const char *name)
2552
{
2553
    const char *input = opaque;
2554

    
2555
    if (input[0] == '\0' ||
2556
        !strncmp(name, (char *)input, strlen(input))) {
2557
        add_completion(name);
2558
    }
2559
}
2560

    
2561
/* NOTE: this parser is an approximate form of the real command parser */
2562
static void parse_cmdline(const char *cmdline,
2563
                         int *pnb_args, char **args)
2564
{
2565
    const char *p;
2566
    int nb_args, ret;
2567
    char buf[1024];
2568

    
2569
    p = cmdline;
2570
    nb_args = 0;
2571
    for(;;) {
2572
        while (isspace(*p))
2573
            p++;
2574
        if (*p == '\0')
2575
            break;
2576
        if (nb_args >= MAX_ARGS)
2577
            break;
2578
        ret = get_str(buf, sizeof(buf), &p);
2579
        args[nb_args] = qemu_strdup(buf);
2580
        nb_args++;
2581
        if (ret < 0)
2582
            break;
2583
    }
2584
    *pnb_args = nb_args;
2585
}
2586

    
2587
void readline_find_completion(const char *cmdline)
2588
{
2589
    const char *cmdname;
2590
    char *args[MAX_ARGS];
2591
    int nb_args, i, len;
2592
    const char *ptype, *str;
2593
    term_cmd_t *cmd;
2594
    const KeyDef *key;
2595

    
2596
    parse_cmdline(cmdline, &nb_args, args);
2597
#ifdef DEBUG_COMPLETION
2598
    for(i = 0; i < nb_args; i++) {
2599
        term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2600
    }
2601
#endif
2602

    
2603
    /* if the line ends with a space, it means we want to complete the
2604
       next arg */
2605
    len = strlen(cmdline);
2606
    if (len > 0 && isspace(cmdline[len - 1])) {
2607
        if (nb_args >= MAX_ARGS)
2608
            return;
2609
        args[nb_args++] = qemu_strdup("");
2610
    }
2611
    if (nb_args <= 1) {
2612
        /* command completion */
2613
        if (nb_args == 0)
2614
            cmdname = "";
2615
        else
2616
            cmdname = args[0];
2617
        completion_index = strlen(cmdname);
2618
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2619
            cmd_completion(cmdname, cmd->name);
2620
        }
2621
    } else {
2622
        /* find the command */
2623
        for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2624
            if (compare_cmd(args[0], cmd->name))
2625
                goto found;
2626
        }
2627
        return;
2628
    found:
2629
        ptype = cmd->args_type;
2630
        for(i = 0; i < nb_args - 2; i++) {
2631
            if (*ptype != '\0') {
2632
                ptype++;
2633
                while (*ptype == '?')
2634
                    ptype++;
2635
            }
2636
        }
2637
        str = args[nb_args - 1];
2638
        switch(*ptype) {
2639
        case 'F':
2640
            /* file completion */
2641
            completion_index = strlen(str);
2642
            file_completion(str);
2643
            break;
2644
        case 'B':
2645
            /* block device name completion */
2646
            completion_index = strlen(str);
2647
            bdrv_iterate(block_completion_it, (void *)str);
2648
            break;
2649
        case 's':
2650
            /* XXX: more generic ? */
2651
            if (!strcmp(cmd->name, "info")) {
2652
                completion_index = strlen(str);
2653
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2654
                    cmd_completion(str, cmd->name);
2655
                }
2656
            } else if (!strcmp(cmd->name, "sendkey")) {
2657
                completion_index = strlen(str);
2658
                for(key = key_defs; key->name != NULL; key++) {
2659
                    cmd_completion(str, key->name);
2660
                }
2661
            }
2662
            break;
2663
        default:
2664
            break;
2665
        }
2666
    }
2667
    for(i = 0; i < nb_args; i++)
2668
        qemu_free(args[i]);
2669
}
2670

    
2671
static int term_can_read(void *opaque)
2672
{
2673
    return 128;
2674
}
2675

    
2676
static void term_read(void *opaque, const uint8_t *buf, int size)
2677
{
2678
    int i;
2679
    for(i = 0; i < size; i++)
2680
        readline_handle_byte(buf[i]);
2681
}
2682

    
2683
static void monitor_handle_command1(void *opaque, const char *cmdline)
2684
{
2685
    monitor_handle_command(cmdline);
2686
    monitor_start_input();
2687
}
2688

    
2689
void monitor_start_input(void)
2690
{
2691
    readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2692
}
2693

    
2694
static void term_event(void *opaque, int event)
2695
{
2696
    if (event != CHR_EVENT_RESET)
2697
        return;
2698

    
2699
    if (!hide_banner)
2700
            term_printf("QEMU %s monitor - type 'help' for more information\n",
2701
                        QEMU_VERSION);
2702
    monitor_start_input();
2703
}
2704

    
2705
static int is_first_init = 1;
2706

    
2707
void monitor_init(CharDriverState *hd, int show_banner)
2708
{
2709
    int i;
2710

    
2711
    if (is_first_init) {
2712
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2713
        if (!key_timer)
2714
            return;
2715
        for (i = 0; i < MAX_MON; i++) {
2716
            monitor_hd[i] = NULL;
2717
        }
2718
        is_first_init = 0;
2719
    }
2720
    for (i = 0; i < MAX_MON; i++) {
2721
        if (monitor_hd[i] == NULL) {
2722
            monitor_hd[i] = hd;
2723
            break;
2724
        }
2725
    }
2726

    
2727
    hide_banner = !show_banner;
2728

    
2729
    qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2730
}
2731

    
2732
/* XXX: use threads ? */
2733
/* modal monitor readline */
2734
static int monitor_readline_started;
2735
static char *monitor_readline_buf;
2736
static int monitor_readline_buf_size;
2737

    
2738
static void monitor_readline_cb(void *opaque, const char *input)
2739
{
2740
    pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2741
    monitor_readline_started = 0;
2742
}
2743

    
2744
void monitor_readline(const char *prompt, int is_password,
2745
                      char *buf, int buf_size)
2746
{
2747
    int i;
2748
    int old_focus[MAX_MON];
2749

    
2750
    if (is_password) {
2751
        for (i = 0; i < MAX_MON; i++) {
2752
            old_focus[i] = 0;
2753
            if (monitor_hd[i]) {
2754
                old_focus[i] = monitor_hd[i]->focus;
2755
                monitor_hd[i]->focus = 0;
2756
                qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2757
            }
2758
        }
2759
    }
2760

    
2761
    readline_start(prompt, is_password, monitor_readline_cb, NULL);
2762
    monitor_readline_buf = buf;
2763
    monitor_readline_buf_size = buf_size;
2764
    monitor_readline_started = 1;
2765
    while (monitor_readline_started) {
2766
        main_loop_wait(10);
2767
    }
2768
    /* restore original focus */
2769
    if (is_password) {
2770
        for (i = 0; i < MAX_MON; i++)
2771
            if (old_focus[i])
2772
                monitor_hd[i]->focus = old_focus[i];
2773
    }
2774
}