monitor.c

   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 "migration.h"
  38 #include <dirent.h>
  39
  40 #include "qemu-kvm.h"
  41 #ifdef CONFIG_PROFILER
  42 #include "qemu-timer.h" /* for ticks_per_sec */
  43 #endif
  44
  45 //#define DEBUG
  46 //#define DEBUG_COMPLETION
  47
  48 #ifndef offsetof
  49 #define offsetof(type, field) ((size_t) &((type *)0)->field)
  50 #endif
  51
  52 /*
  53  * Supported types:
  54  *
  55  * 'F'          filename
  56  * 'B'          block device name
  57  * 's'          string (accept optional quote)
  58  * 'i'          32 bit integer
  59  * 'l'          target long (32 or 64 bit)
  60  * '/'          optional gdb-like print format (like "/10x")
  61  *
  62  * '?'          optional type (for 'F', 's' and 'i')
  63  *
  64  */
  65
  66 typedef struct term_cmd_t {
  67     const char *name;
  68     const char *args_type;
  69     void (*handler)();
  70     const char *params;
  71     const char *help;
  72 } term_cmd_t;
  73
  74 #define MAX_MON 4
  75 static CharDriverState *monitor_hd[MAX_MON];
  76 static int hide_banner;
  77
  78 static term_cmd_t term_cmds[];
  79 static term_cmd_t info_cmds[];
  80
  81 static uint8_t term_outbuf[1024];
  82 static int term_outbuf_index;
  83
  84 static void monitor_start_input(void);
  85
  86 CPUState *mon_cpu = NULL;
  87
  88 void term_flush(void)
  89 {
  90     int i;
  91     if (term_outbuf_index > 0) {
  92         for (i = 0; i < MAX_MON; i++)
  93             if (monitor_hd[i] && monitor_hd[i]->focus == 0)
  94                 qemu_chr_write(monitor_hd[i], term_outbuf, term_outbuf_index);
  95         term_outbuf_index = 0;
  96     }
  97 }
  98
  99 /* flush at every end of line or if the buffer is full */
 100 void term_puts(const char *str)
 101 {
 102     char c;
 103     for(;;) {
 104         c = *str++;
 105         if (c == '\0')
 106             break;
 107         if (c == '\n')
 108             term_outbuf[term_outbuf_index++] = '\r';
 109         term_outbuf[term_outbuf_index++] = c;
 110         if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
 111             c == '\n')
 112             term_flush();
 113     }
 114 }
 115
 116 void term_vprintf(const char *fmt, va_list ap)
 117 {
 118     char buf[4096];
 119     vsnprintf(buf, sizeof(buf), fmt, ap);
 120     term_puts(buf);
 121 }
 122
 123 void term_printf(const char *fmt, ...)
 124 {
 125     va_list ap;
 126     va_start(ap, fmt);
 127     term_vprintf(fmt, ap);
 128     va_end(ap);
 129 }
 130
 131 void term_print_filename(const char *filename)
 132 {
 133     int i;
 134
 135     for (i = 0; filename[i]; i++) {
 136         switch (filename[i]) {
 137         case ' ':
 138         case '"':
 139         case '\\':
 140             term_printf("\\%c", filename[i]);
 141             break;
 142         case '\t':
 143             term_printf("\\t");
 144             break;
 145         case '\r':
 146             term_printf("\\r");
 147             break;
 148         case '\n':
 149             term_printf("\\n");
 150             break;
 151         default:
 152             term_printf("%c", filename[i]);
 153             break;
 154         }
 155     }
 156 }
 157
 158 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
 159 {
 160     va_list ap;
 161     va_start(ap, fmt);
 162     term_vprintf(fmt, ap);
 163     va_end(ap);
 164     return 0;
 165 }
 166
 167 static int compare_cmd(const char *name, const char *list)
 168 {
 169     const char *p, *pstart;
 170     int len;
 171     len = strlen(name);
 172     p = list;
 173     for(;;) {
 174         pstart = p;
 175         p = strchr(p, '|');
 176         if (!p)
 177             p = pstart + strlen(pstart);
 178         if ((p - pstart) == len && !memcmp(pstart, name, len))
 179             return 1;
 180         if (*p == '\0')
 181             break;
 182         p++;
 183     }
 184     return 0;
 185 }
 186
 187 static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name)
 188 {
 189     term_cmd_t *cmd;
 190
 191     for(cmd = cmds; cmd->name != NULL; cmd++) {
 192         if (!name || !strcmp(name, cmd->name))
 193             term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
 194     }
 195 }
 196
 197 static void help_cmd(const char *name)
 198 {
 199     if (name && !strcmp(name, "info")) {
 200         help_cmd1(info_cmds, "info ", NULL);
 201     } else {
 202         help_cmd1(term_cmds, "", name);
 203         if (name && !strcmp(name, "log")) {
 204             CPULogItem *item;
 205             term_printf("Log items (comma separated):\n");
 206             term_printf("%-10s %s\n", "none", "remove all logs");
 207             for(item = cpu_log_items; item->mask != 0; item++) {
 208                 term_printf("%-10s %s\n", item->name, item->help);
 209             }
 210         }
 211     }
 212 }
 213
 214 static void do_help(const char *name)
 215 {
 216     help_cmd(name);
 217 }
 218
 219 static void do_commit(const char *device)
 220 {
 221     int i, all_devices;
 222
 223     all_devices = !strcmp(device, "all");
 224     for (i = 0; i < nb_drives; i++) {
 225             if (all_devices ||
 226                 !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
 227                 bdrv_commit(drives_table[i].bdrv);
 228     }
 229 }
 230
 231 static void do_info(const char *item)
 232 {
 233     term_cmd_t *cmd;
 234
 235     if (!item)
 236         goto help;
 237     for(cmd = info_cmds; cmd->name != NULL; cmd++) {
 238         if (compare_cmd(item, cmd->name))
 239             goto found;
 240     }
 241  help:
 242     help_cmd("info");
 243     return;
 244  found:
 245     cmd->handler();
 246 }
 247
 248 static void do_info_version(void)
 249 {
 250   term_printf("%s\n", QEMU_VERSION);
 251 }
 252
 253 static void do_info_name(void)
 254 {
 255     if (qemu_name)
 256         term_printf("%s\n", qemu_name);
 257 }
 258
 259 static void do_info_block(void)
 260 {
 261     bdrv_info();
 262 }
 263
 264 static void do_info_blockstats(void)
 265 {
 266     bdrv_info_stats();
 267 }
 268
 269 /* get the current CPU defined by the user */
 270 static int mon_set_cpu(int cpu_index)
 271 {
 272     CPUState *env;
 273
 274     for(env = first_cpu; env != NULL; env = env->next_cpu) {
 275         if (env->cpu_index == cpu_index) {
 276             mon_cpu = env;
 277             return 0;
 278         }
 279     }
 280     return -1;
 281 }
 282
 283 static CPUState *mon_get_cpu(void)
 284 {
 285     if (!mon_cpu) {
 286         mon_set_cpu(0);
 287     }
 288
 289     if (kvm_enabled())
 290         kvm_save_registers(mon_cpu);
 291
 292     return mon_cpu;
 293 }
 294
 295 static void do_info_registers(void)
 296 {
 297     CPUState *env;
 298     env = mon_get_cpu();
 299     if (!env)
 300         return;
 301 #ifdef TARGET_I386
 302     cpu_dump_state(env, NULL, monitor_fprintf,
 303                    X86_DUMP_FPU);
 304 #else
 305     cpu_dump_state(env, NULL, monitor_fprintf,
 306                    0);
 307 #endif
 308 }
 309
 310 static void do_info_cpus(void)
 311 {
 312     CPUState *env;
 313
 314     /* just to set the default cpu if not already done */
 315     mon_get_cpu();
 316
 317     for(env = first_cpu; env != NULL; env = env->next_cpu) {
 318         term_printf("%c CPU #%d:",
 319                     (env == mon_cpu) ? '*' : ' ',
 320                     env->cpu_index);
 321 #if defined(TARGET_I386)
 322         term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
 323         if (env->hflags & HF_HALTED_MASK)
 324             term_printf(" (halted)");
 325 #elif defined(TARGET_PPC)
 326         term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
 327         if (env->halted)
 328             term_printf(" (halted)");
 329 #elif defined(TARGET_SPARC)
 330         term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
 331         if (env->halted)
 332             term_printf(" (halted)");
 333 #elif defined(TARGET_MIPS)
 334         term_printf(" PC=0x" TARGET_FMT_lx, env->PC[env->current_tc]);
 335         if (env->halted)
 336             term_printf(" (halted)");
 337 #endif
 338         term_printf("\n");
 339     }
 340 }
 341
 342 static void do_cpu_set(int index)
 343 {
 344     if (mon_set_cpu(index) < 0)
 345         term_printf("Invalid CPU index\n");
 346 }
 347
 348 static void do_cpu_set_nr(int value, const char *status)
 349 {
 350     int state;
 351
 352     if (!strcmp(status, "online"))
 353        state = 1;
 354     else if (!strcmp(status, "offline"))
 355        state = 0;
 356     else {
 357        term_printf("invalid status: %s\n", status);
 358        return;
 359     }
 360     qemu_system_cpu_hot_add(value, state);
 361 }
 362
 363 static void do_info_jit(void)
 364 {
 365     dump_exec_info(NULL, monitor_fprintf);
 366 }
 367
 368 static void do_info_history (void)
 369 {
 370     int i;
 371     const char *str;
 372
 373     i = 0;
 374     for(;;) {
 375         str = readline_get_history(i);
 376         if (!str)
 377             break;
 378         term_printf("%d: '%s'\n", i, str);
 379         i++;
 380     }
 381 }
 382
 383 #if defined(TARGET_PPC)
 384 /* XXX: not implemented in other targets */
 385 static void do_info_cpu_stats (void)
 386 {
 387     CPUState *env;
 388
 389     env = mon_get_cpu();
 390     cpu_dump_statistics(env, NULL, &monitor_fprintf, 0);
 391 }
 392 #endif
 393
 394 static void do_quit(void)
 395 {
 396     exit(0);
 397 }
 398
 399 static int eject_device(BlockDriverState *bs, int force)
 400 {
 401     if (bdrv_is_inserted(bs)) {
 402         if (!force) {
 403             if (!bdrv_is_removable(bs)) {
 404                 term_printf("device is not removable\n");
 405                 return -1;
 406             }
 407             if (bdrv_is_locked(bs)) {
 408                 term_printf("device is locked\n");
 409                 return -1;
 410             }
 411         }
 412         bdrv_close(bs);
 413     }
 414     return 0;
 415 }
 416
 417 static void do_eject(int force, const char *filename)
 418 {
 419     BlockDriverState *bs;
 420
 421     bs = bdrv_find(filename);
 422     if (!bs) {
 423         term_printf("device not found\n");
 424         return;
 425     }
 426     eject_device(bs, force);
 427 }
 428
 429 static void do_change_block(const char *device, const char *filename)
 430 {
 431     BlockDriverState *bs;
 432
 433     bs = bdrv_find(device);
 434     if (!bs) {
 435         term_printf("device not found\n");
 436         return;
 437     }
 438     if (eject_device(bs, 0) < 0)
 439         return;
 440     bdrv_open(bs, filename, 0);
 441     qemu_key_check(bs, filename);
 442 }
 443
 444 static void do_change_vnc(const char *target)
 445 {
 446     if (strcmp(target, "passwd") == 0 ||
 447         strcmp(target, "password") == 0) {
 448         char password[9];
 449         monitor_readline("Password: ", 1, password, sizeof(password)-1);
 450         password[sizeof(password)-1] = '\0';
 451         if (vnc_display_password(NULL, password) < 0)
 452             term_printf("could not set VNC server password\n");
 453     } else {
 454         if (vnc_display_open(NULL, target) < 0)
 455             term_printf("could not start VNC server on %s\n", target);
 456     }
 457 }
 458
 459 static void do_change(const char *device, const char *target)
 460 {
 461     if (strcmp(device, "vnc") == 0) {
 462         do_change_vnc(target);
 463     } else {
 464         do_change_block(device, target);
 465     }
 466 }
 467
 468 static void do_screen_dump(const char *filename)
 469 {
 470     vga_hw_screen_dump(filename);
 471 }
 472
 473 static void do_logfile(const char *filename)
 474 {
 475     cpu_set_log_filename(filename);
 476 }
 477
 478 static void do_log(const char *items)
 479 {
 480     int mask;
 481
 482     if (!strcmp(items, "none")) {
 483         mask = 0;
 484     } else {
 485         mask = cpu_str_to_log_mask(items);
 486         if (!mask) {
 487             help_cmd("log");
 488             return;
 489         }
 490     }
 491     cpu_set_log(mask);
 492 }
 493
 494 static void do_stop(void)
 495 {
 496     vm_stop(EXCP_INTERRUPT);
 497 }
 498
 499 static void do_cont(void)
 500 {
 501     vm_start();
 502 }
 503
 504 #ifdef CONFIG_GDBSTUB
 505 static void do_gdbserver(const char *port)
 506 {
 507     if (!port)
 508         port = DEFAULT_GDBSTUB_PORT;
 509     if (gdbserver_start(port) < 0) {
 510         qemu_printf("Could not open gdbserver socket on port '%s'\n", port);
 511     } else {
 512         qemu_printf("Waiting gdb connection on port '%s'\n", port);
 513     }
 514 }
 515 #endif
 516
 517 static void term_printc(int c)
 518 {
 519     term_printf("'");
 520     switch(c) {
 521     case '\'':
 522         term_printf("\\'");
 523         break;
 524     case '\\':
 525         term_printf("\\\\");
 526         break;
 527     case '\n':
 528         term_printf("\\n");
 529         break;
 530     case '\r':
 531         term_printf("\\r");
 532         break;
 533     default:
 534         if (c >= 32 && c <= 126) {
 535             term_printf("%c", c);
 536         } else {
 537             term_printf("\\x%02x", c);
 538         }
 539         break;
 540     }
 541     term_printf("'");
 542 }
 543
 544 static void memory_dump(int count, int format, int wsize,
 545                         target_phys_addr_t addr, int is_physical)
 546 {
 547     CPUState *env;
 548     int nb_per_line, l, line_size, i, max_digits, len;
 549     uint8_t buf[16];
 550     uint64_t v;
 551
 552     if (format == 'i') {
 553         int flags;
 554         flags = 0;
 555         env = mon_get_cpu();
 556         if (!env && !is_physical)
 557             return;
 558 #ifdef TARGET_I386
 559         if (wsize == 2) {
 560             flags = 1;
 561         } else if (wsize == 4) {
 562             flags = 0;
 563         } else {
 564             /* as default we use the current CS size */
 565             flags = 0;
 566             if (env) {
 567 #ifdef TARGET_X86_64
 568                 if ((env->efer & MSR_EFER_LMA) &&
 569                     (env->segs[R_CS].flags & DESC_L_MASK))
 570                     flags = 2;
 571                 else
 572 #endif
 573                 if (!(env->segs[R_CS].flags & DESC_B_MASK))
 574                     flags = 1;
 575             }
 576         }
 577 #endif
 578         monitor_disas(env, addr, count, is_physical, flags);
 579         return;
 580     }
 581
 582     len = wsize * count;
 583     if (wsize == 1)
 584         line_size = 8;
 585     else
 586         line_size = 16;
 587     nb_per_line = line_size / wsize;
 588     max_digits = 0;
 589
 590     switch(format) {
 591     case 'o':
 592         max_digits = (wsize * 8 + 2) / 3;
 593         break;
 594     default:
 595     case 'x':
 596         max_digits = (wsize * 8) / 4;
 597         break;
 598     case 'u':
 599     case 'd':
 600         max_digits = (wsize * 8 * 10 + 32) / 33;
 601         break;
 602     case 'c':
 603         wsize = 1;
 604         break;
 605     }
 606
 607     while (len > 0) {
 608         if (is_physical)
 609             term_printf(TARGET_FMT_plx ":", addr);
 610         else
 611             term_printf(TARGET_FMT_lx ":", (target_ulong)addr);
 612         l = len;
 613         if (l > line_size)
 614             l = line_size;
 615         if (is_physical) {
 616             cpu_physical_memory_rw(addr, buf, l, 0);
 617         } else {
 618             env = mon_get_cpu();
 619             if (!env)
 620                 break;
 621             cpu_memory_rw_debug(env, addr, buf, l, 0);
 622         }
 623         i = 0;
 624         while (i < l) {
 625             switch(wsize) {
 626             default:
 627             case 1:
 628                 v = ldub_raw(buf + i);
 629                 break;
 630             case 2:
 631                 v = lduw_raw(buf + i);
 632                 break;
 633             case 4:
 634                 v = (uint32_t)ldl_raw(buf + i);
 635                 break;
 636             case 8:
 637                 v = ldq_raw(buf + i);
 638                 break;
 639             }
 640             term_printf(" ");
 641             switch(format) {
 642             case 'o':
 643                 term_printf("%#*" PRIo64, max_digits, v);
 644                 break;
 645             case 'x':
 646                 term_printf("0x%0*" PRIx64, max_digits, v);
 647                 break;
 648             case 'u':
 649                 term_printf("%*" PRIu64, max_digits, v);
 650                 break;
 651             case 'd':
 652                 term_printf("%*" PRId64, max_digits, v);
 653                 break;
 654             case 'c':
 655                 term_printc(v);
 656                 break;
 657             }
 658             i += wsize;
 659         }
 660         term_printf("\n");
 661         addr += l;
 662         len -= l;
 663     }
 664 }
 665
 666 #if TARGET_LONG_BITS == 64
 667 #define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
 668 #else
 669 #define GET_TLONG(h, l) (l)
 670 #endif
 671
 672 static void do_memory_dump(int count, int format, int size,
 673                            uint32_t addrh, uint32_t addrl)
 674 {
 675     target_long addr = GET_TLONG(addrh, addrl);
 676     memory_dump(count, format, size, addr, 0);
 677 }
 678
 679 #if TARGET_PHYS_ADDR_BITS > 32
 680 #define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
 681 #else
 682 #define GET_TPHYSADDR(h, l) (l)
 683 #endif
 684
 685 static void do_physical_memory_dump(int count, int format, int size,
 686                                     uint32_t addrh, uint32_t addrl)
 687
 688 {
 689     target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
 690     memory_dump(count, format, size, addr, 1);
 691 }
 692
 693 static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
 694 {
 695     target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
 696 #if TARGET_PHYS_ADDR_BITS == 32
 697     switch(format) {
 698     case 'o':
 699         term_printf("%#o", val);
 700         break;
 701     case 'x':
 702         term_printf("%#x", val);
 703         break;
 704     case 'u':
 705         term_printf("%u", val);
 706         break;
 707     default:
 708     case 'd':
 709         term_printf("%d", val);
 710         break;
 711     case 'c':
 712         term_printc(val);
 713         break;
 714     }
 715 #else
 716     switch(format) {
 717     case 'o':
 718         term_printf("%#" PRIo64, val);
 719         break;
 720     case 'x':
 721         term_printf("%#" PRIx64, val);
 722         break;
 723     case 'u':
 724         term_printf("%" PRIu64, val);
 725         break;
 726     default:
 727     case 'd':
 728         term_printf("%" PRId64, val);
 729         break;
 730     case 'c':
 731         term_printc(val);
 732         break;
 733     }
 734 #endif
 735     term_printf("\n");
 736 }
 737
 738 static void do_memory_save(unsigned int valh, unsigned int vall,
 739                            uint32_t size, const char *filename)
 740 {
 741     FILE *f;
 742     target_long addr = GET_TLONG(valh, vall);
 743     uint32_t l;
 744     CPUState *env;
 745     uint8_t buf[1024];
 746
 747     env = mon_get_cpu();
 748     if (!env)
 749         return;
 750
 751     f = fopen(filename, "wb");
 752     if (!f) {
 753         term_printf("could not open '%s'\n", filename);
 754         return;
 755     }
 756     while (size != 0) {
 757         l = sizeof(buf);
 758         if (l > size)
 759             l = size;
 760         cpu_memory_rw_debug(env, addr, buf, l, 0);
 761         fwrite(buf, 1, l, f);
 762         addr += l;
 763         size -= l;
 764     }
 765     fclose(f);
 766 }
 767
 768 static void do_sum(uint32_t start, uint32_t size)
 769 {
 770     uint32_t addr;
 771     uint8_t buf[1];
 772     uint16_t sum;
 773
 774     sum = 0;
 775     for(addr = start; addr < (start + size); addr++) {
 776         cpu_physical_memory_rw(addr, buf, 1, 0);
 777         /* BSD sum algorithm ('sum' Unix command) */
 778         sum = (sum >> 1) | (sum << 15);
 779         sum += buf[0];
 780     }
 781     term_printf("%05d\n", sum);
 782 }
 783
 784 typedef struct {
 785     int keycode;
 786     const char *name;
 787 } KeyDef;
 788
 789 static const KeyDef key_defs[] = {
 790     { 0x2a, "shift" },
 791     { 0x36, "shift_r" },
 792
 793     { 0x38, "alt" },
 794     { 0xb8, "alt_r" },
 795     { 0x1d, "ctrl" },
 796     { 0x9d, "ctrl_r" },
 797
 798     { 0xdd, "menu" },
 799
 800     { 0x01, "esc" },
 801
 802     { 0x02, "1" },
 803     { 0x03, "2" },
 804     { 0x04, "3" },
 805     { 0x05, "4" },
 806     { 0x06, "5" },
 807     { 0x07, "6" },
 808     { 0x08, "7" },
 809     { 0x09, "8" },
 810     { 0x0a, "9" },
 811     { 0x0b, "0" },
 812     { 0x0c, "minus" },
 813     { 0x0d, "equal" },
 814     { 0x0e, "backspace" },
 815
 816     { 0x0f, "tab" },
 817     { 0x10, "q" },
 818     { 0x11, "w" },
 819     { 0x12, "e" },
 820     { 0x13, "r" },
 821     { 0x14, "t" },
 822     { 0x15, "y" },
 823     { 0x16, "u" },
 824     { 0x17, "i" },
 825     { 0x18, "o" },
 826     { 0x19, "p" },
 827
 828     { 0x1c, "ret" },
 829
 830     { 0x1e, "a" },
 831     { 0x1f, "s" },
 832     { 0x20, "d" },
 833     { 0x21, "f" },
 834     { 0x22, "g" },
 835     { 0x23, "h" },
 836     { 0x24, "j" },
 837     { 0x25, "k" },
 838     { 0x26, "l" },
 839
 840     { 0x2c, "z" },
 841     { 0x2d, "x" },
 842     { 0x2e, "c" },
 843     { 0x2f, "v" },
 844     { 0x30, "b" },
 845     { 0x31, "n" },
 846     { 0x32, "m" },
 847
 848     { 0x39, "spc" },
 849     { 0x3a, "caps_lock" },
 850     { 0x3b, "f1" },
 851     { 0x3c, "f2" },
 852     { 0x3d, "f3" },
 853     { 0x3e, "f4" },
 854     { 0x3f, "f5" },
 855     { 0x40, "f6" },
 856     { 0x41, "f7" },
 857     { 0x42, "f8" },
 858     { 0x43, "f9" },
 859     { 0x44, "f10" },
 860     { 0x45, "num_lock" },
 861     { 0x46, "scroll_lock" },
 862
 863     { 0xb5, "kp_divide" },
 864     { 0x37, "kp_multiply" },
 865     { 0x4a, "kp_subtract" },
 866     { 0x4e, "kp_add" },
 867     { 0x9c, "kp_enter" },
 868     { 0x53, "kp_decimal" },
 869
 870     { 0x52, "kp_0" },
 871     { 0x4f, "kp_1" },
 872     { 0x50, "kp_2" },
 873     { 0x51, "kp_3" },
 874     { 0x4b, "kp_4" },
 875     { 0x4c, "kp_5" },
 876     { 0x4d, "kp_6" },
 877     { 0x47, "kp_7" },
 878     { 0x48, "kp_8" },
 879     { 0x49, "kp_9" },
 880
 881     { 0x56, "<" },
 882
 883     { 0x57, "f11" },
 884     { 0x58, "f12" },
 885
 886     { 0xb7, "print" },
 887
 888     { 0xc7, "home" },
 889     { 0xc9, "pgup" },
 890     { 0xd1, "pgdn" },
 891     { 0xcf, "end" },
 892
 893     { 0xcb, "left" },
 894     { 0xc8, "up" },
 895     { 0xd0, "down" },
 896     { 0xcd, "right" },
 897
 898     { 0xd2, "insert" },
 899     { 0xd3, "delete" },
 900     { 0, NULL },
 901 };
 902
 903 static int get_keycode(const char *key)
 904 {
 905     const KeyDef *p;
 906     char *endp;
 907     int ret;
 908
 909     for(p = key_defs; p->name != NULL; p++) {
 910         if (!strcmp(key, p->name))
 911             return p->keycode;
 912     }
 913     if (strstart(key, "0x", NULL)) {
 914         ret = strtoul(key, &endp, 0);
 915         if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
 916             return ret;
 917     }
 918     return -1;
 919 }
 920
 921 static void do_send_key(const char *string)
 922 {
 923     char keybuf[16], *q;
 924     uint8_t keycodes[16];
 925     const char *p;
 926     int nb_keycodes, keycode, i;
 927
 928     nb_keycodes = 0;
 929     p = string;
 930     while (*p != '\0') {
 931         q = keybuf;
 932         while (*p != '\0' && *p != '-') {
 933             if ((q - keybuf) < sizeof(keybuf) - 1) {
 934                 *q++ = *p;
 935             }
 936             p++;
 937         }
 938         *q = '\0';
 939         keycode = get_keycode(keybuf);
 940         if (keycode < 0) {
 941             term_printf("unknown key: '%s'\n", keybuf);
 942             return;
 943         }
 944         keycodes[nb_keycodes++] = keycode;
 945         if (*p == '\0')
 946             break;
 947         p++;
 948     }
 949     /* key down events */
 950     for(i = 0; i < nb_keycodes; i++) {
 951         keycode = keycodes[i];
 952         if (keycode & 0x80)
 953             kbd_put_keycode(0xe0);
 954         kbd_put_keycode(keycode & 0x7f);
 955     }
 956     /* key up events */
 957     for(i = nb_keycodes - 1; i >= 0; i--) {
 958         keycode = keycodes[i];
 959         if (keycode & 0x80)
 960             kbd_put_keycode(0xe0);
 961         kbd_put_keycode(keycode | 0x80);
 962     }
 963 }
 964
 965 static int mouse_button_state;
 966
 967 static void do_mouse_move(const char *dx_str, const char *dy_str,
 968                           const char *dz_str)
 969 {
 970     int dx, dy, dz;
 971     dx = strtol(dx_str, NULL, 0);
 972     dy = strtol(dy_str, NULL, 0);
 973     dz = 0;
 974     if (dz_str)
 975         dz = strtol(dz_str, NULL, 0);
 976     kbd_mouse_event(dx, dy, dz, mouse_button_state);
 977 }
 978
 979 static void do_mouse_button(int button_state)
 980 {
 981     mouse_button_state = button_state;
 982     kbd_mouse_event(0, 0, 0, mouse_button_state);
 983 }
 984
 985 static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
 986 {
 987     uint32_t val;
 988     int suffix;
 989
 990     if (has_index) {
 991         cpu_outb(NULL, addr & 0xffff, index & 0xff);
 992         addr++;
 993     }
 994     addr &= 0xffff;
 995
 996     switch(size) {
 997     default:
 998     case 1:
 999         val = cpu_inb(NULL, addr);
1000         suffix = 'b';
1001         break;
1002     case 2:
1003         val = cpu_inw(NULL, addr);
1004         suffix = 'w';
1005         break;
1006     case 4:
1007         val = cpu_inl(NULL, addr);
1008         suffix = 'l';
1009         break;
1010     }
1011     term_printf("port%c[0x%04x] = %#0*x\n",
1012                 suffix, addr, size * 2, val);
1013 }
1014
1015 static void do_system_reset(void)
1016 {
1017     qemu_system_reset_request();
1018 }
1019
1020 static void do_system_powerdown(void)
1021 {
1022     qemu_system_powerdown_request();
1023 }
1024
1025 #if defined(TARGET_I386)
1026 static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1027 {
1028     term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1029                 addr,
1030                 pte & mask,
1031                 pte & PG_GLOBAL_MASK ? 'G' : '-',
1032                 pte & PG_PSE_MASK ? 'P' : '-',
1033                 pte & PG_DIRTY_MASK ? 'D' : '-',
1034                 pte & PG_ACCESSED_MASK ? 'A' : '-',
1035                 pte & PG_PCD_MASK ? 'C' : '-',
1036                 pte & PG_PWT_MASK ? 'T' : '-',
1037                 pte & PG_USER_MASK ? 'U' : '-',
1038                 pte & PG_RW_MASK ? 'W' : '-');
1039 }
1040
1041 static void tlb_info(void)
1042 {
1043     CPUState *env;
1044     int l1, l2;
1045     uint32_t pgd, pde, pte;
1046
1047     env = mon_get_cpu();
1048     if (!env)
1049         return;
1050
1051     if (!(env->cr[0] & CR0_PG_MASK)) {
1052         term_printf("PG disabled\n");
1053         return;
1054     }
1055     pgd = env->cr[3] & ~0xfff;
1056     for(l1 = 0; l1 < 1024; l1++) {
1057         cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1058         pde = le32_to_cpu(pde);
1059         if (pde & PG_PRESENT_MASK) {
1060             if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1061                 print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1062             } else {
1063                 for(l2 = 0; l2 < 1024; l2++) {
1064                     cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1065                                              (uint8_t *)&pte, 4);
1066                     pte = le32_to_cpu(pte);
1067                     if (pte & PG_PRESENT_MASK) {
1068                         print_pte((l1 << 22) + (l2 << 12),
1069                                   pte & ~PG_PSE_MASK,
1070                                   ~0xfff);
1071                     }
1072                 }
1073             }
1074         }
1075     }
1076 }
1077
1078 static void mem_print(uint32_t *pstart, int *plast_prot,
1079                       uint32_t end, int prot)
1080 {
1081     int prot1;
1082     prot1 = *plast_prot;
1083     if (prot != prot1) {
1084         if (*pstart != -1) {
1085             term_printf("%08x-%08x %08x %c%c%c\n",
1086                         *pstart, end, end - *pstart,
1087                         prot1 & PG_USER_MASK ? 'u' : '-',
1088                         'r',
1089                         prot1 & PG_RW_MASK ? 'w' : '-');
1090         }
1091         if (prot != 0)
1092             *pstart = end;
1093         else
1094             *pstart = -1;
1095         *plast_prot = prot;
1096     }
1097 }
1098
1099 static void mem_info(void)
1100 {
1101     CPUState *env;
1102     int l1, l2, prot, last_prot;
1103     uint32_t pgd, pde, pte, start, end;
1104
1105     env = mon_get_cpu();
1106     if (!env)
1107         return;
1108
1109     if (!(env->cr[0] & CR0_PG_MASK)) {
1110         term_printf("PG disabled\n");
1111         return;
1112     }
1113     pgd = env->cr[3] & ~0xfff;
1114     last_prot = 0;
1115     start = -1;
1116     for(l1 = 0; l1 < 1024; l1++) {
1117         cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1118         pde = le32_to_cpu(pde);
1119         end = l1 << 22;
1120         if (pde & PG_PRESENT_MASK) {
1121             if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1122                 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1123                 mem_print(&start, &last_prot, end, prot);
1124             } else {
1125                 for(l2 = 0; l2 < 1024; l2++) {
1126                     cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1127                                              (uint8_t *)&pte, 4);
1128                     pte = le32_to_cpu(pte);
1129                     end = (l1 << 22) + (l2 << 12);
1130                     if (pte & PG_PRESENT_MASK) {
1131                         prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1132                     } else {
1133                         prot = 0;
1134                     }
1135                     mem_print(&start, &last_prot, end, prot);
1136                 }
1137             }
1138         } else {
1139             prot = 0;
1140             mem_print(&start, &last_prot, end, prot);
1141         }
1142     }
1143 }
1144 #endif
1145
1146 static void do_info_kqemu(void)
1147 {
1148 #ifdef USE_KQEMU
1149     CPUState *env;
1150     int val;
1151     val = 0;
1152     env = mon_get_cpu();
1153     if (!env) {
1154         term_printf("No cpu initialized yet");
1155         return;
1156     }
1157     val = env->kqemu_enabled;
1158     term_printf("kqemu support: ");
1159     switch(val) {
1160     default:
1161     case 0:
1162         term_printf("disabled\n");
1163         break;
1164     case 1:
1165         term_printf("enabled for user code\n");
1166         break;
1167     case 2:
1168         term_printf("enabled for user and kernel code\n");
1169         break;
1170     }
1171 #else
1172     term_printf("kqemu support: not compiled\n");
1173 #endif
1174 }
1175
1176 #ifdef CONFIG_PROFILER
1177
1178 int64_t kqemu_time;
1179 int64_t qemu_time;
1180 int64_t kqemu_exec_count;
1181 int64_t dev_time;
1182 int64_t kqemu_ret_int_count;
1183 int64_t kqemu_ret_excp_count;
1184 int64_t kqemu_ret_intr_count;
1185
1186 static void do_info_profile(void)
1187 {
1188     int64_t total;
1189     total = qemu_time;
1190     if (total == 0)
1191         total = 1;
1192     term_printf("async time  %" PRId64 " (%0.3f)\n",
1193                 dev_time, dev_time / (double)ticks_per_sec);
1194     term_printf("qemu time   %" PRId64 " (%0.3f)\n",
1195                 qemu_time, qemu_time / (double)ticks_per_sec);
1196     term_printf("kqemu time  %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1197                 kqemu_time, kqemu_time / (double)ticks_per_sec,
1198                 kqemu_time / (double)total * 100.0,
1199                 kqemu_exec_count,
1200                 kqemu_ret_int_count,
1201                 kqemu_ret_excp_count,
1202                 kqemu_ret_intr_count);
1203     qemu_time = 0;
1204     kqemu_time = 0;
1205     kqemu_exec_count = 0;
1206     dev_time = 0;
1207     kqemu_ret_int_count = 0;
1208     kqemu_ret_excp_count = 0;
1209     kqemu_ret_intr_count = 0;
1210 #ifdef USE_KQEMU
1211     kqemu_record_dump();
1212 #endif
1213 }
1214 #else
1215 static void do_info_profile(void)
1216 {
1217     term_printf("Internal profiler not compiled\n");
1218 }
1219 #endif
1220
1221 /* Capture support */
1222 static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1223
1224 static void do_info_capture (void)
1225 {
1226     int i;
1227     CaptureState *s;
1228
1229     for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1230         term_printf ("[%d]: ", i);
1231         s->ops.info (s->opaque);
1232     }
1233 }
1234
1235 static void do_stop_capture (int n)
1236 {
1237     int i;
1238     CaptureState *s;
1239
1240     for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1241         if (i == n) {
1242             s->ops.destroy (s->opaque);
1243             LIST_REMOVE (s, entries);
1244             qemu_free (s);
1245             return;
1246         }
1247     }
1248 }
1249
1250 #ifdef HAS_AUDIO
1251 int wav_start_capture (CaptureState *s, const char *path, int freq,
1252                        int bits, int nchannels);
1253
1254 static void do_wav_capture (const char *path,
1255                             int has_freq, int freq,
1256                             int has_bits, int bits,
1257                             int has_channels, int nchannels)
1258 {
1259     CaptureState *s;
1260
1261     s = qemu_mallocz (sizeof (*s));
1262     if (!s) {
1263         term_printf ("Not enough memory to add wave capture\n");
1264         return;
1265     }
1266
1267     freq = has_freq ? freq : 44100;
1268     bits = has_bits ? bits : 16;
1269     nchannels = has_channels ? nchannels : 2;
1270
1271     if (wav_start_capture (s, path, freq, bits, nchannels)) {
1272         term_printf ("Faied to add wave capture\n");
1273         qemu_free (s);
1274     }
1275     LIST_INSERT_HEAD (&capture_head, s, entries);
1276 }
1277 #endif
1278
1279 static term_cmd_t term_cmds[] = {
1280     { "help|?", "s?", do_help,
1281       "[cmd]", "show the help" },
1282     { "commit", "s", do_commit,
1283       "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1284     { "info", "s?", do_info,
1285       "subcommand", "show various information about the system state" },
1286     { "q|quit", "", do_quit,
1287       "", "quit the emulator" },
1288     { "eject", "-fB", do_eject,
1289       "[-f] device", "eject a removable medium (use -f to force it)" },
1290     { "change", "BF", do_change,
1291       "device filename", "change a removable medium" },
1292     { "screendump", "F", do_screen_dump,
1293       "filename", "save screen into PPM image 'filename'" },
1294     { "logfile", "s", do_logfile,
1295       "filename", "output logs to 'filename'" },
1296     { "log", "s", do_log,
1297       "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1298     { "savevm", "s?", do_savevm,
1299       "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1300     { "loadvm", "s", do_loadvm,
1301       "tag|id", "restore a VM snapshot from its tag or id" },
1302     { "delvm", "s", do_delvm,
1303       "tag|id", "delete a VM snapshot from its tag or id" },
1304     { "stop", "", do_stop,
1305       "", "stop emulation", },
1306     { "c|cont", "", do_cont,
1307       "", "resume emulation", },
1308 #ifdef CONFIG_GDBSTUB
1309     { "gdbserver", "s?", do_gdbserver,
1310       "[port]", "start gdbserver session (default port=1234)", },
1311 #endif
1312     { "x", "/l", do_memory_dump,
1313       "/fmt addr", "virtual memory dump starting at 'addr'", },
1314     { "xp", "/l", do_physical_memory_dump,
1315       "/fmt addr", "physical memory dump starting at 'addr'", },
1316     { "p|print", "/l", do_print,
1317       "/fmt expr", "print expression value (use $reg for CPU register access)", },
1318     { "i", "/ii.", do_ioport_read,
1319       "/fmt addr", "I/O port read" },
1320
1321     { "sendkey", "s", do_send_key,
1322       "keys", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1')" },
1323     { "system_reset", "", do_system_reset,
1324       "", "reset the system" },
1325     { "system_powerdown", "", do_system_powerdown,
1326       "", "send system power down event" },
1327     { "sum", "ii", do_sum,
1328       "addr size", "compute the checksum of a memory region" },
1329     { "usb_add", "s", do_usb_add,
1330       "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1331     { "usb_del", "s", do_usb_del,
1332       "device", "remove USB device 'bus.addr'" },
1333     { "cpu", "i", do_cpu_set,
1334       "index", "set the default CPU" },
1335     { "mouse_move", "sss?", do_mouse_move,
1336       "dx dy [dz]", "send mouse move events" },
1337     { "mouse_button", "i", do_mouse_button,
1338       "state", "change mouse button state (1=L, 2=M, 4=R)" },
1339     { "mouse_set", "i", do_mouse_set,
1340       "index", "set which mouse device receives events" },
1341 #ifdef HAS_AUDIO
1342     { "wavcapture", "si?i?i?", do_wav_capture,
1343       "path [frequency bits channels]",
1344       "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1345 #endif
1346      { "stopcapture", "i", do_stop_capture,
1347        "capture index", "stop capture" },
1348     { "memsave", "lis", do_memory_save,
1349       "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1350     { "migrate", "-ds", do_migrate,
1351       "[-d] command", "migrate the VM using command (use -d to not wait for command to complete)" },
1352     { "migrate_cancel", "", do_migrate_cancel,
1353       "", "cancel the current VM migration" },
1354     { "migrate_set_speed", "s", do_migrate_set_speed,
1355       "value", "set maximum speed (in bytes) for migrations" },
1356     { "cpu_set", "is", do_cpu_set_nr, "cpu [online|offline]", "change cpu state" },
1357     { NULL, NULL, },
1358 };
1359
1360 static term_cmd_t info_cmds[] = {
1361     { "version", "", do_info_version,
1362       "", "show the version of qemu" },
1363     { "network", "", do_info_network,
1364       "", "show the network state" },
1365     { "block", "", do_info_block,
1366       "", "show the block devices" },
1367     { "blockstats", "", do_info_blockstats,
1368       "", "show block device statistics" },
1369     { "registers", "", do_info_registers,
1370       "", "show the cpu registers" },
1371     { "cpus", "", do_info_cpus,
1372       "", "show infos for each CPU" },
1373     { "history", "", do_info_history,
1374       "", "show the command line history", },
1375     { "irq", "", irq_info,
1376       "", "show the interrupts statistics (if available)", },
1377     { "pic", "", pic_info,
1378       "", "show i8259 (PIC) state", },
1379     { "pci", "", pci_info,
1380       "", "show PCI info", },
1381 #if defined(TARGET_I386)
1382     { "tlb", "", tlb_info,
1383       "", "show virtual to physical memory mappings", },
1384     { "mem", "", mem_info,
1385       "", "show the active virtual memory mappings", },
1386 #endif
1387     { "jit", "", do_info_jit,
1388       "", "show dynamic compiler info", },
1389     { "kqemu", "", do_info_kqemu,
1390       "", "show kqemu information", },
1391     { "usb", "", usb_info,
1392       "", "show guest USB devices", },
1393     { "usbhost", "", usb_host_info,
1394       "", "show host USB devices", },
1395     { "profile", "", do_info_profile,
1396       "", "show profiling information", },
1397     { "capture", "", do_info_capture,
1398       "", "show capture information" },
1399     { "snapshots", "", do_info_snapshots,
1400       "", "show the currently saved VM snapshots" },
1401     { "pcmcia", "", pcmcia_info,
1402       "", "show guest PCMCIA status" },
1403     { "mice", "", do_info_mice,
1404       "", "show which guest mouse is receiving events" },
1405     { "vnc", "", do_info_vnc,
1406       "", "show the vnc server status"},
1407     { "name", "", do_info_name,
1408       "", "show the current VM name" },
1409 #if defined(TARGET_PPC)
1410     { "cpustats", "", do_info_cpu_stats,
1411       "", "show CPU statistics", },
1412 #endif
1413 #if defined(CONFIG_SLIRP)
1414     { "slirp", "", do_info_slirp,
1415       "", "show SLIRP statistics", },
1416 #endif
1417     { "migration", "", do_info_migration,
1418       "", "show migration information" },
1419     { NULL, NULL, },
1420 };
1421
1422 /*******************************************************************/
1423
1424 static const char *pch;
1425 static jmp_buf expr_env;
1426
1427 #define MD_TLONG 0
1428 #define MD_I32   1
1429
1430 typedef struct MonitorDef {
1431     const char *name;
1432     int offset;
1433     target_long (*get_value)(struct MonitorDef *md, int val);
1434     int type;
1435 } MonitorDef;
1436
1437 #if defined(TARGET_I386)
1438 static target_long monitor_get_pc (struct MonitorDef *md, int val)
1439 {
1440     CPUState *env = mon_get_cpu();
1441     if (!env)
1442         return 0;
1443     return env->eip + env->segs[R_CS].base;
1444 }
1445 #endif
1446
1447 #if defined(TARGET_PPC)
1448 static target_long monitor_get_ccr (struct MonitorDef *md, int val)
1449 {
1450     CPUState *env = mon_get_cpu();
1451     unsigned int u;
1452     int i;
1453
1454     if (!env)
1455         return 0;
1456
1457     u = 0;
1458     for (i = 0; i < 8; i++)
1459         u |= env->crf[i] << (32 - (4 * i));
1460
1461     return u;
1462 }
1463
1464 static target_long monitor_get_msr (struct MonitorDef *md, int val)
1465 {
1466     CPUState *env = mon_get_cpu();
1467     if (!env)
1468         return 0;
1469     return env->msr;
1470 }
1471
1472 static target_long monitor_get_xer (struct MonitorDef *md, int val)
1473 {
1474     CPUState *env = mon_get_cpu();
1475     if (!env)
1476         return 0;
1477     return ppc_load_xer(env);
1478 }
1479
1480 static target_long monitor_get_decr (struct MonitorDef *md, int val)
1481 {
1482     CPUState *env = mon_get_cpu();
1483     if (!env)
1484         return 0;
1485     return cpu_ppc_load_decr(env);
1486 }
1487
1488 static target_long monitor_get_tbu (struct MonitorDef *md, int val)
1489 {
1490     CPUState *env = mon_get_cpu();
1491     if (!env)
1492         return 0;
1493     return cpu_ppc_load_tbu(env);
1494 }
1495
1496 static target_long monitor_get_tbl (struct MonitorDef *md, int val)
1497 {
1498     CPUState *env = mon_get_cpu();
1499     if (!env)
1500         return 0;
1501     return cpu_ppc_load_tbl(env);
1502 }
1503 #endif
1504
1505 #if defined(TARGET_SPARC)
1506 #ifndef TARGET_SPARC64
1507 static target_long monitor_get_psr (struct MonitorDef *md, int val)
1508 {
1509     CPUState *env = mon_get_cpu();
1510     if (!env)
1511         return 0;
1512     return GET_PSR(env);
1513 }
1514 #endif
1515
1516 static target_long monitor_get_reg(struct MonitorDef *md, int val)
1517 {
1518     CPUState *env = mon_get_cpu();
1519     if (!env)
1520         return 0;
1521     return env->regwptr[val];
1522 }
1523 #endif
1524
1525 static MonitorDef monitor_defs[] = {
1526 #ifdef TARGET_I386
1527
1528 #define SEG(name, seg) \
1529     { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1530     { name ".base", offsetof(CPUState, segs[seg].base) },\
1531     { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1532
1533     { "eax", offsetof(CPUState, regs[0]) },
1534     { "ecx", offsetof(CPUState, regs[1]) },
1535     { "edx", offsetof(CPUState, regs[2]) },
1536     { "ebx", offsetof(CPUState, regs[3]) },
1537     { "esp|sp", offsetof(CPUState, regs[4]) },
1538     { "ebp|fp", offsetof(CPUState, regs[5]) },
1539     { "esi", offsetof(CPUState, regs[6]) },
1540     { "edi", offsetof(CPUState, regs[7]) },
1541 #ifdef TARGET_X86_64
1542     { "r8", offsetof(CPUState, regs[8]) },
1543     { "r9", offsetof(CPUState, regs[9]) },
1544     { "r10", offsetof(CPUState, regs[10]) },
1545     { "r11", offsetof(CPUState, regs[11]) },
1546     { "r12", offsetof(CPUState, regs[12]) },
1547     { "r13", offsetof(CPUState, regs[13]) },
1548     { "r14", offsetof(CPUState, regs[14]) },
1549     { "r15", offsetof(CPUState, regs[15]) },
1550 #endif
1551     { "eflags", offsetof(CPUState, eflags) },
1552     { "eip", offsetof(CPUState, eip) },
1553     SEG("cs", R_CS)
1554     SEG("ds", R_DS)
1555     SEG("es", R_ES)
1556     SEG("ss", R_SS)
1557     SEG("fs", R_FS)
1558     SEG("gs", R_GS)
1559     { "pc", 0, monitor_get_pc, },
1560 #elif defined(TARGET_PPC)
1561     /* General purpose registers */
1562     { "r0", offsetof(CPUState, gpr[0]) },
1563     { "r1", offsetof(CPUState, gpr[1]) },
1564     { "r2", offsetof(CPUState, gpr[2]) },
1565     { "r3", offsetof(CPUState, gpr[3]) },
1566     { "r4", offsetof(CPUState, gpr[4]) },
1567     { "r5", offsetof(CPUState, gpr[5]) },
1568     { "r6", offsetof(CPUState, gpr[6]) },
1569     { "r7", offsetof(CPUState, gpr[7]) },
1570     { "r8", offsetof(CPUState, gpr[8]) },
1571     { "r9", offsetof(CPUState, gpr[9]) },
1572     { "r10", offsetof(CPUState, gpr[10]) },
1573     { "r11", offsetof(CPUState, gpr[11]) },
1574     { "r12", offsetof(CPUState, gpr[12]) },
1575     { "r13", offsetof(CPUState, gpr[13]) },
1576     { "r14", offsetof(CPUState, gpr[14]) },
1577     { "r15", offsetof(CPUState, gpr[15]) },
1578     { "r16", offsetof(CPUState, gpr[16]) },
1579     { "r17", offsetof(CPUState, gpr[17]) },
1580     { "r18", offsetof(CPUState, gpr[18]) },
1581     { "r19", offsetof(CPUState, gpr[19]) },
1582     { "r20", offsetof(CPUState, gpr[20]) },
1583     { "r21", offsetof(CPUState, gpr[21]) },
1584     { "r22", offsetof(CPUState, gpr[22]) },
1585     { "r23", offsetof(CPUState, gpr[23]) },
1586     { "r24", offsetof(CPUState, gpr[24]) },
1587     { "r25", offsetof(CPUState, gpr[25]) },
1588     { "r26", offsetof(CPUState, gpr[26]) },
1589     { "r27", offsetof(CPUState, gpr[27]) },
1590     { "r28", offsetof(CPUState, gpr[28]) },
1591     { "r29", offsetof(CPUState, gpr[29]) },
1592     { "r30", offsetof(CPUState, gpr[30]) },
1593     { "r31", offsetof(CPUState, gpr[31]) },
1594     /* Floating point registers */
1595     { "f0", offsetof(CPUState, fpr[0]) },
1596     { "f1", offsetof(CPUState, fpr[1]) },
1597     { "f2", offsetof(CPUState, fpr[2]) },
1598     { "f3", offsetof(CPUState, fpr[3]) },
1599     { "f4", offsetof(CPUState, fpr[4]) },
1600     { "f5", offsetof(CPUState, fpr[5]) },
1601     { "f6", offsetof(CPUState, fpr[6]) },
1602     { "f7", offsetof(CPUState, fpr[7]) },
1603     { "f8", offsetof(CPUState, fpr[8]) },
1604     { "f9", offsetof(CPUState, fpr[9]) },
1605     { "f10", offsetof(CPUState, fpr[10]) },
1606     { "f11", offsetof(CPUState, fpr[11]) },
1607     { "f12", offsetof(CPUState, fpr[12]) },
1608     { "f13", offsetof(CPUState, fpr[13]) },
1609     { "f14", offsetof(CPUState, fpr[14]) },
1610     { "f15", offsetof(CPUState, fpr[15]) },
1611     { "f16", offsetof(CPUState, fpr[16]) },
1612     { "f17", offsetof(CPUState, fpr[17]) },
1613     { "f18", offsetof(CPUState, fpr[18]) },
1614     { "f19", offsetof(CPUState, fpr[19]) },
1615     { "f20", offsetof(CPUState, fpr[20]) },
1616     { "f21", offsetof(CPUState, fpr[21]) },
1617     { "f22", offsetof(CPUState, fpr[22]) },
1618     { "f23", offsetof(CPUState, fpr[23]) },
1619     { "f24", offsetof(CPUState, fpr[24]) },
1620     { "f25", offsetof(CPUState, fpr[25]) },
1621     { "f26", offsetof(CPUState, fpr[26]) },
1622     { "f27", offsetof(CPUState, fpr[27]) },
1623     { "f28", offsetof(CPUState, fpr[28]) },
1624     { "f29", offsetof(CPUState, fpr[29]) },
1625     { "f30", offsetof(CPUState, fpr[30]) },
1626     { "f31", offsetof(CPUState, fpr[31]) },
1627     { "fpscr", offsetof(CPUState, fpscr) },
1628     /* Next instruction pointer */
1629     { "nip|pc", offsetof(CPUState, nip) },
1630     { "lr", offsetof(CPUState, lr) },
1631     { "ctr", offsetof(CPUState, ctr) },
1632     { "decr", 0, &monitor_get_decr, },
1633     { "ccr", 0, &monitor_get_ccr, },
1634     /* Machine state register */
1635     { "msr", 0, &monitor_get_msr, },
1636     { "xer", 0, &monitor_get_xer, },
1637     { "tbu", 0, &monitor_get_tbu, },
1638     { "tbl", 0, &monitor_get_tbl, },
1639 #if defined(TARGET_PPC64)
1640     /* Address space register */
1641     { "asr", offsetof(CPUState, asr) },
1642 #endif
1643     /* Segment registers */
1644     { "sdr1", offsetof(CPUState, sdr1) },
1645     { "sr0", offsetof(CPUState, sr[0]) },
1646     { "sr1", offsetof(CPUState, sr[1]) },
1647     { "sr2", offsetof(CPUState, sr[2]) },
1648     { "sr3", offsetof(CPUState, sr[3]) },
1649     { "sr4", offsetof(CPUState, sr[4]) },
1650     { "sr5", offsetof(CPUState, sr[5]) },
1651     { "sr6", offsetof(CPUState, sr[6]) },
1652     { "sr7", offsetof(CPUState, sr[7]) },
1653     { "sr8", offsetof(CPUState, sr[8]) },
1654     { "sr9", offsetof(CPUState, sr[9]) },
1655     { "sr10", offsetof(CPUState, sr[10]) },
1656     { "sr11", offsetof(CPUState, sr[11]) },
1657     { "sr12", offsetof(CPUState, sr[12]) },
1658     { "sr13", offsetof(CPUState, sr[13]) },
1659     { "sr14", offsetof(CPUState, sr[14]) },
1660     { "sr15", offsetof(CPUState, sr[15]) },
1661     /* Too lazy to put BATs and SPRs ... */
1662 #elif defined(TARGET_SPARC)
1663     { "g0", offsetof(CPUState, gregs[0]) },
1664     { "g1", offsetof(CPUState, gregs[1]) },
1665     { "g2", offsetof(CPUState, gregs[2]) },
1666     { "g3", offsetof(CPUState, gregs[3]) },
1667     { "g4", offsetof(CPUState, gregs[4]) },
1668     { "g5", offsetof(CPUState, gregs[5]) },
1669     { "g6", offsetof(CPUState, gregs[6]) },
1670     { "g7", offsetof(CPUState, gregs[7]) },
1671     { "o0", 0, monitor_get_reg },
1672     { "o1", 1, monitor_get_reg },
1673     { "o2", 2, monitor_get_reg },
1674     { "o3", 3, monitor_get_reg },
1675     { "o4", 4, monitor_get_reg },
1676     { "o5", 5, monitor_get_reg },
1677     { "o6", 6, monitor_get_reg },
1678     { "o7", 7, monitor_get_reg },
1679     { "l0", 8, monitor_get_reg },
1680     { "l1", 9, monitor_get_reg },
1681     { "l2", 10, monitor_get_reg },
1682     { "l3", 11, monitor_get_reg },
1683     { "l4", 12, monitor_get_reg },
1684     { "l5", 13, monitor_get_reg },
1685     { "l6", 14, monitor_get_reg },
1686     { "l7", 15, monitor_get_reg },
1687     { "i0", 16, monitor_get_reg },
1688     { "i1", 17, monitor_get_reg },
1689     { "i2", 18, monitor_get_reg },
1690     { "i3", 19, monitor_get_reg },
1691     { "i4", 20, monitor_get_reg },
1692     { "i5", 21, monitor_get_reg },
1693     { "i6", 22, monitor_get_reg },
1694     { "i7", 23, monitor_get_reg },
1695     { "pc", offsetof(CPUState, pc) },
1696     { "npc", offsetof(CPUState, npc) },
1697     { "y", offsetof(CPUState, y) },
1698 #ifndef TARGET_SPARC64
1699     { "psr", 0, &monitor_get_psr, },
1700     { "wim", offsetof(CPUState, wim) },
1701 #endif
1702     { "tbr", offsetof(CPUState, tbr) },
1703     { "fsr", offsetof(CPUState, fsr) },
1704     { "f0", offsetof(CPUState, fpr[0]) },
1705     { "f1", offsetof(CPUState, fpr[1]) },
1706     { "f2", offsetof(CPUState, fpr[2]) },
1707     { "f3", offsetof(CPUState, fpr[3]) },
1708     { "f4", offsetof(CPUState, fpr[4]) },
1709     { "f5", offsetof(CPUState, fpr[5]) },
1710     { "f6", offsetof(CPUState, fpr[6]) },
1711     { "f7", offsetof(CPUState, fpr[7]) },
1712     { "f8", offsetof(CPUState, fpr[8]) },
1713     { "f9", offsetof(CPUState, fpr[9]) },
1714     { "f10", offsetof(CPUState, fpr[10]) },
1715     { "f11", offsetof(CPUState, fpr[11]) },
1716     { "f12", offsetof(CPUState, fpr[12]) },
1717     { "f13", offsetof(CPUState, fpr[13]) },
1718     { "f14", offsetof(CPUState, fpr[14]) },
1719     { "f15", offsetof(CPUState, fpr[15]) },
1720     { "f16", offsetof(CPUState, fpr[16]) },
1721     { "f17", offsetof(CPUState, fpr[17]) },
1722     { "f18", offsetof(CPUState, fpr[18]) },
1723     { "f19", offsetof(CPUState, fpr[19]) },
1724     { "f20", offsetof(CPUState, fpr[20]) },
1725     { "f21", offsetof(CPUState, fpr[21]) },
1726     { "f22", offsetof(CPUState, fpr[22]) },
1727     { "f23", offsetof(CPUState, fpr[23]) },
1728     { "f24", offsetof(CPUState, fpr[24]) },
1729     { "f25", offsetof(CPUState, fpr[25]) },
1730     { "f26", offsetof(CPUState, fpr[26]) },
1731     { "f27", offsetof(CPUState, fpr[27]) },
1732     { "f28", offsetof(CPUState, fpr[28]) },
1733     { "f29", offsetof(CPUState, fpr[29]) },
1734     { "f30", offsetof(CPUState, fpr[30]) },
1735     { "f31", offsetof(CPUState, fpr[31]) },
1736 #ifdef TARGET_SPARC64
1737     { "f32", offsetof(CPUState, fpr[32]) },
1738     { "f34", offsetof(CPUState, fpr[34]) },
1739     { "f36", offsetof(CPUState, fpr[36]) },
1740     { "f38", offsetof(CPUState, fpr[38]) },
1741     { "f40", offsetof(CPUState, fpr[40]) },
1742     { "f42", offsetof(CPUState, fpr[42]) },
1743     { "f44", offsetof(CPUState, fpr[44]) },
1744     { "f46", offsetof(CPUState, fpr[46]) },
1745     { "f48", offsetof(CPUState, fpr[48]) },
1746     { "f50", offsetof(CPUState, fpr[50]) },
1747     { "f52", offsetof(CPUState, fpr[52]) },
1748     { "f54", offsetof(CPUState, fpr[54]) },
1749     { "f56", offsetof(CPUState, fpr[56]) },
1750     { "f58", offsetof(CPUState, fpr[58]) },
1751     { "f60", offsetof(CPUState, fpr[60]) },
1752     { "f62", offsetof(CPUState, fpr[62]) },
1753     { "asi", offsetof(CPUState, asi) },
1754     { "pstate", offsetof(CPUState, pstate) },
1755     { "cansave", offsetof(CPUState, cansave) },
1756     { "canrestore", offsetof(CPUState, canrestore) },
1757     { "otherwin", offsetof(CPUState, otherwin) },
1758     { "wstate", offsetof(CPUState, wstate) },
1759     { "cleanwin", offsetof(CPUState, cleanwin) },
1760     { "fprs", offsetof(CPUState, fprs) },
1761 #endif
1762 #endif
1763     { NULL },
1764 };
1765
1766 static void expr_error(const char *fmt)
1767 {
1768     term_printf(fmt);
1769     term_printf("\n");
1770     longjmp(expr_env, 1);
1771 }
1772
1773 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
1774 static int get_monitor_def(target_long *pval, const char *name)
1775 {
1776     MonitorDef *md;
1777     void *ptr;
1778
1779     for(md = monitor_defs; md->name != NULL; md++) {
1780         if (compare_cmd(name, md->name)) {
1781             if (md->get_value) {
1782                 *pval = md->get_value(md, md->offset);
1783             } else {
1784                 CPUState *env = mon_get_cpu();
1785                 if (!env)
1786                     return -2;
1787                 ptr = (uint8_t *)env + md->offset;
1788                 switch(md->type) {
1789                 case MD_I32:
1790                     *pval = *(int32_t *)ptr;
1791                     break;
1792                 case MD_TLONG:
1793                     *pval = *(target_long *)ptr;
1794                     break;
1795                 default:
1796                     *pval = 0;
1797                     break;
1798                 }
1799             }
1800             return 0;
1801         }
1802     }
1803     return -1;
1804 }
1805
1806 static void next(void)
1807 {
1808     if (pch != '\0') {
1809         pch++;
1810         while (isspace(*pch))
1811             pch++;
1812     }
1813 }
1814
1815 static int64_t expr_sum(void);
1816
1817 static int64_t expr_unary(void)
1818 {
1819     int64_t n;
1820     char *p;
1821     int ret;
1822
1823     switch(*pch) {
1824     case '+':
1825         next();
1826         n = expr_unary();
1827         break;
1828     case '-':
1829         next();
1830         n = -expr_unary();
1831         break;
1832     case '~':
1833         next();
1834         n = ~expr_unary();
1835         break;
1836     case '(':
1837         next();
1838         n = expr_sum();
1839         if (*pch != ')') {
1840             expr_error("')' expected");
1841         }
1842         next();
1843         break;
1844     case '\'':
1845         pch++;
1846         if (*pch == '\0')
1847             expr_error("character constant expected");
1848         n = *pch;
1849         pch++;
1850         if (*pch != '\'')
1851             expr_error("missing terminating \' character");
1852         next();
1853         break;
1854     case '$':
1855         {
1856             char buf[128], *q;
1857             target_long reg=0;
1858
1859             pch++;
1860             q = buf;
1861             while ((*pch >= 'a' && *pch <= 'z') ||
1862                    (*pch >= 'A' && *pch <= 'Z') ||
1863                    (*pch >= '0' && *pch <= '9') ||
1864                    *pch == '_' || *pch == '.') {
1865                 if ((q - buf) < sizeof(buf) - 1)
1866                     *q++ = *pch;
1867                 pch++;
1868             }
1869             while (isspace(*pch))
1870                 pch++;
1871             *q = 0;
1872             ret = get_monitor_def(&reg, buf);
1873             if (ret == -1)
1874                 expr_error("unknown register");
1875             else if (ret == -2)
1876                 expr_error("no cpu defined");
1877             n = reg;
1878         }
1879         break;
1880     case '\0':
1881         expr_error("unexpected end of expression");
1882         n = 0;
1883         break;
1884     default:
1885 #if TARGET_PHYS_ADDR_BITS > 32
1886         n = strtoull(pch, &p, 0);
1887 #else
1888         n = strtoul(pch, &p, 0);
1889 #endif
1890         if (pch == p) {
1891             expr_error("invalid char in expression");
1892         }
1893         pch = p;
1894         while (isspace(*pch))
1895             pch++;
1896         break;
1897     }
1898     return n;
1899 }
1900
1901
1902 static int64_t expr_prod(void)
1903 {
1904     int64_t val, val2;
1905     int op;
1906
1907     val = expr_unary();
1908     for(;;) {
1909         op = *pch;
1910         if (op != '*' && op != '/' && op != '%')
1911             break;
1912         next();
1913         val2 = expr_unary();
1914         switch(op) {
1915         default:
1916         case '*':
1917             val *= val2;
1918             break;
1919         case '/':
1920         case '%':
1921             if (val2 == 0)
1922                 expr_error("division by zero");
1923             if (op == '/')
1924                 val /= val2;
1925             else
1926                 val %= val2;
1927             break;
1928         }
1929     }
1930     return val;
1931 }
1932
1933 static int64_t expr_logic(void)
1934 {
1935     int64_t val, val2;
1936     int op;
1937
1938     val = expr_prod();
1939     for(;;) {
1940         op = *pch;
1941         if (op != '&' && op != '|' && op != '^')
1942             break;
1943         next();
1944         val2 = expr_prod();
1945         switch(op) {
1946         default:
1947         case '&':
1948             val &= val2;
1949             break;
1950         case '|':
1951             val |= val2;
1952             break;
1953         case '^':
1954             val ^= val2;
1955             break;
1956         }
1957     }
1958     return val;
1959 }
1960
1961 static int64_t expr_sum(void)
1962 {
1963     int64_t val, val2;
1964     int op;
1965
1966     val = expr_logic();
1967     for(;;) {
1968         op = *pch;
1969         if (op != '+' && op != '-')
1970             break;
1971         next();
1972         val2 = expr_logic();
1973         if (op == '+')
1974             val += val2;
1975         else
1976             val -= val2;
1977     }
1978     return val;
1979 }
1980
1981 static int get_expr(int64_t *pval, const char **pp)
1982 {
1983     pch = *pp;
1984     if (setjmp(expr_env)) {
1985         *pp = pch;
1986         return -1;
1987     }
1988     while (isspace(*pch))
1989         pch++;
1990     *pval = expr_sum();
1991     *pp = pch;
1992     return 0;
1993 }
1994
1995 static int get_str(char *buf, int buf_size, const char **pp)
1996 {
1997     const char *p;
1998     char *q;
1999     int c;
2000
2001     q = buf;
2002     p = *pp;
2003     while (isspace(*p))
2004         p++;
2005     if (*p == '\0') {
2006     fail:
2007         *q = '\0';
2008         *pp = p;
2009         return -1;
2010     }
2011     if (*p == '\"') {
2012         p++;
2013         while (*p != '\0' && *p != '\"') {
2014             if (*p == '\\') {
2015                 p++;
2016                 c = *p++;
2017                 switch(c) {
2018                 case 'n':
2019                     c = '\n';
2020                     break;
2021                 case 'r':
2022                     c = '\r';
2023                     break;
2024                 case '\\':
2025                 case '\'':
2026                 case '\"':
2027                     break;
2028                 default:
2029                     qemu_printf("unsupported escape code: '\\%c'\n", c);
2030                     goto fail;
2031                 }
2032                 if ((q - buf) < buf_size - 1) {
2033                     *q++ = c;
2034                 }
2035             } else {
2036                 if ((q - buf) < buf_size - 1) {
2037                     *q++ = *p;
2038                 }
2039                 p++;
2040             }
2041         }
2042         if (*p != '\"') {
2043             qemu_printf("unterminated string\n");
2044             goto fail;
2045         }
2046         p++;
2047     } else {
2048         while (*p != '\0' && !isspace(*p)) {
2049             if ((q - buf) < buf_size - 1) {
2050                 *q++ = *p;
2051             }
2052             p++;
2053         }
2054     }
2055     *q = '\0';
2056     *pp = p;
2057     return 0;
2058 }
2059
2060 static int default_fmt_format = 'x';
2061 static int default_fmt_size = 4;
2062
2063 #define MAX_ARGS 16
2064
2065 static void monitor_handle_command(const char *cmdline)
2066 {
2067     const char *p, *pstart, *typestr;
2068     char *q;
2069     int c, nb_args, len, i, has_arg;
2070     term_cmd_t *cmd;
2071     char cmdname[256];
2072     char buf[1024];
2073     void *str_allocated[MAX_ARGS];
2074     void *args[MAX_ARGS];
2075
2076 #ifdef DEBUG
2077     term_printf("command='%s'\n", cmdline);
2078 #endif
2079
2080     /* extract the command name */
2081     p = cmdline;
2082     q = cmdname;
2083     while (isspace(*p))
2084         p++;
2085     if (*p == '\0')
2086         return;
2087     pstart = p;
2088     while (*p != '\0' && *p != '/' && !isspace(*p))
2089         p++;
2090     len = p - pstart;
2091     if (len > sizeof(cmdname) - 1)
2092         len = sizeof(cmdname) - 1;
2093     memcpy(cmdname, pstart, len);
2094     cmdname[len] = '\0';
2095
2096     /* find the command */
2097     for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2098         if (compare_cmd(cmdname, cmd->name))
2099             goto found;
2100     }
2101     term_printf("unknown command: '%s'\n", cmdname);
2102     return;
2103  found:
2104
2105     for(i = 0; i < MAX_ARGS; i++)
2106         str_allocated[i] = NULL;
2107
2108     /* parse the parameters */
2109     typestr = cmd->args_type;
2110     nb_args = 0;
2111     for(;;) {
2112         c = *typestr;
2113         if (c == '\0')
2114             break;
2115         typestr++;
2116         switch(c) {
2117         case 'F':
2118         case 'B':
2119         case 's':
2120             {
2121                 int ret;
2122                 char *str;
2123
2124                 while (isspace(*p))
2125                     p++;
2126                 if (*typestr == '?') {
2127                     typestr++;
2128                     if (*p == '\0') {
2129                         /* no optional string: NULL argument */
2130                         str = NULL;
2131                         goto add_str;
2132                     }
2133                 }
2134                 ret = get_str(buf, sizeof(buf), &p);
2135                 if (ret < 0) {
2136                     switch(c) {
2137                     case 'F':
2138                         term_printf("%s: filename expected\n", cmdname);
2139                         break;
2140                     case 'B':
2141                         term_printf("%s: block device name expected\n", cmdname);
2142                         break;
2143                     default:
2144                         term_printf("%s: string expected\n", cmdname);
2145                         break;
2146                     }
2147                     goto fail;
2148                 }
2149                 str = qemu_malloc(strlen(buf) + 1);
2150                 strcpy(str, buf);
2151                 str_allocated[nb_args] = str;
2152             add_str:
2153                 if (nb_args >= MAX_ARGS) {
2154                 error_args:
2155                     term_printf("%s: too many arguments\n", cmdname);
2156                     goto fail;
2157                 }
2158                 args[nb_args++] = str;
2159             }
2160             break;
2161         case '/':
2162             {
2163                 int count, format, size;
2164
2165                 while (isspace(*p))
2166                     p++;
2167                 if (*p == '/') {
2168                     /* format found */
2169                     p++;
2170                     count = 1;
2171                     if (isdigit(*p)) {
2172                         count = 0;
2173                         while (isdigit(*p)) {
2174                             count = count * 10 + (*p - '0');
2175                             p++;
2176                         }
2177                     }
2178                     size = -1;
2179                     format = -1;
2180                     for(;;) {
2181                         switch(*p) {
2182                         case 'o':
2183                         case 'd':
2184                         case 'u':
2185                         case 'x':
2186                         case 'i':
2187                         case 'c':
2188                             format = *p++;
2189                             break;
2190                         case 'b':
2191                             size = 1;
2192                             p++;
2193                             break;
2194                         case 'h':
2195                             size = 2;
2196                             p++;
2197                             break;
2198                         case 'w':
2199                             size = 4;
2200                             p++;
2201                             break;
2202                         case 'g':
2203                         case 'L':
2204                             size = 8;
2205                             p++;
2206                             break;
2207                         default:
2208                             goto next;
2209                         }
2210                     }
2211                 next:
2212                     if (*p != '\0' && !isspace(*p)) {
2213                         term_printf("invalid char in format: '%c'\n", *p);
2214                         goto fail;
2215                     }
2216                     if (format < 0)
2217                         format = default_fmt_format;
2218                     if (format != 'i') {
2219                         /* for 'i', not specifying a size gives -1 as size */
2220                         if (size < 0)
2221                             size = default_fmt_size;
2222                     }
2223                     default_fmt_size = size;
2224                     default_fmt_format = format;
2225                 } else {
2226                     count = 1;
2227                     format = default_fmt_format;
2228                     if (format != 'i') {
2229                         size = default_fmt_size;
2230                     } else {
2231                         size = -1;
2232                     }
2233                 }
2234                 if (nb_args + 3 > MAX_ARGS)
2235                     goto error_args;
2236                 args[nb_args++] = (void*)(long)count;
2237                 args[nb_args++] = (void*)(long)format;
2238                 args[nb_args++] = (void*)(long)size;
2239             }
2240             break;
2241         case 'i':
2242         case 'l':
2243             {
2244                 int64_t val;
2245
2246                 while (isspace(*p))
2247                     p++;
2248                 if (*typestr == '?' || *typestr == '.') {
2249                     if (*typestr == '?') {
2250                         if (*p == '\0')
2251                             has_arg = 0;
2252                         else
2253                             has_arg = 1;
2254                     } else {
2255                         if (*p == '.') {
2256                             p++;
2257                             while (isspace(*p))
2258                                 p++;
2259                             has_arg = 1;
2260                         } else {
2261                             has_arg = 0;
2262                         }
2263                     }
2264                     typestr++;
2265                     if (nb_args >= MAX_ARGS)
2266                         goto error_args;
2267                     args[nb_args++] = (void *)(long)has_arg;
2268                     if (!has_arg) {
2269                         if (nb_args >= MAX_ARGS)
2270                             goto error_args;
2271                         val = -1;
2272                         goto add_num;
2273                     }
2274                 }
2275                 if (get_expr(&val, &p))
2276                     goto fail;
2277             add_num:
2278                 if (c == 'i') {
2279                     if (nb_args >= MAX_ARGS)
2280                         goto error_args;
2281                     args[nb_args++] = (void *)(long)val;
2282                 } else {
2283                     if ((nb_args + 1) >= MAX_ARGS)
2284                         goto error_args;
2285 #if TARGET_PHYS_ADDR_BITS > 32
2286                     args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2287 #else
2288                     args[nb_args++] = (void *)0;
2289 #endif
2290                     args[nb_args++] = (void *)(long)(val & 0xffffffff);
2291                 }
2292             }
2293             break;
2294         case '-':
2295             {
2296                 int has_option;
2297                 /* option */
2298
2299                 c = *typestr++;
2300                 if (c == '\0')
2301                     goto bad_type;
2302                 while (isspace(*p))
2303                     p++;
2304                 has_option = 0;
2305                 if (*p == '-') {
2306                     p++;
2307                     if (*p != c) {
2308                         term_printf("%s: unsupported option -%c\n",
2309                                     cmdname, *p);
2310                         goto fail;
2311                     }
2312                     p++;
2313                     has_option = 1;
2314                 }
2315                 if (nb_args >= MAX_ARGS)
2316                     goto error_args;
2317                 args[nb_args++] = (void *)(long)has_option;
2318             }
2319             break;
2320         default:
2321         bad_type:
2322             term_printf("%s: unknown type '%c'\n", cmdname, c);
2323             goto fail;
2324         }
2325     }
2326     /* check that all arguments were parsed */
2327     while (isspace(*p))
2328         p++;
2329     if (*p != '\0') {
2330         term_printf("%s: extraneous characters at the end of line\n",
2331                     cmdname);
2332         goto fail;
2333     }
2334
2335     switch(nb_args) {
2336     case 0:
2337         cmd->handler();
2338         break;
2339     case 1:
2340         cmd->handler(args[0]);
2341         break;
2342     case 2:
2343         cmd->handler(args[0], args[1]);
2344         break;
2345     case 3:
2346         cmd->handler(args[0], args[1], args[2]);
2347         break;
2348     case 4:
2349         cmd->handler(args[0], args[1], args[2], args[3]);
2350         break;
2351     case 5:
2352         cmd->handler(args[0], args[1], args[2], args[3], args[4]);
2353         break;
2354     case 6:
2355         cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5]);
2356         break;
2357     case 7:
2358         cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2359         break;
2360     default:
2361         term_printf("unsupported number of arguments: %d\n", nb_args);
2362         goto fail;
2363     }
2364  fail:
2365     for(i = 0; i < MAX_ARGS; i++)
2366         qemu_free(str_allocated[i]);
2367     return;
2368 }
2369
2370 static void cmd_completion(const char *name, const char *list)
2371 {
2372     const char *p, *pstart;
2373     char cmd[128];
2374     int len;
2375
2376     p = list;
2377     for(;;) {
2378         pstart = p;
2379         p = strchr(p, '|');
2380         if (!p)
2381             p = pstart + strlen(pstart);
2382         len = p - pstart;
2383         if (len > sizeof(cmd) - 2)
2384             len = sizeof(cmd) - 2;
2385         memcpy(cmd, pstart, len);
2386         cmd[len] = '\0';
2387         if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2388             add_completion(cmd);
2389         }
2390         if (*p == '\0')
2391             break;
2392         p++;
2393     }
2394 }
2395
2396 static void file_completion(const char *input)
2397 {
2398     DIR *ffs;
2399     struct dirent *d;
2400     char path[1024];
2401     char file[1024], file_prefix[1024];
2402     int input_path_len;
2403     const char *p;
2404
2405     p = strrchr(input, '/');
2406     if (!p) {
2407         input_path_len = 0;
2408         pstrcpy(file_prefix, sizeof(file_prefix), input);
2409         strcpy(path, ".");
2410     } else {
2411         input_path_len = p - input + 1;
2412         memcpy(path, input, input_path_len);
2413         if (input_path_len > sizeof(path) - 1)
2414             input_path_len = sizeof(path) - 1;
2415         path[input_path_len] = '\0';
2416         pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2417     }
2418 #ifdef DEBUG_COMPLETION
2419     term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2420 #endif
2421     ffs = opendir(path);
2422     if (!ffs)
2423         return;
2424     for(;;) {
2425         struct stat sb;
2426         d = readdir(ffs);
2427         if (!d)
2428             break;
2429         if (strstart(d->d_name, file_prefix, NULL)) {
2430             memcpy(file, input, input_path_len);
2431             strcpy(file + input_path_len, d->d_name);
2432             /* stat the file to find out if it's a directory.
2433              * In that case add a slash to speed up typing long paths
2434              */
2435             stat(file, &sb);
2436             if(S_ISDIR(sb.st_mode))
2437                 strcat(file, "/");
2438             add_completion(file);
2439         }
2440     }
2441     closedir(ffs);
2442 }
2443
2444 static void block_completion_it(void *opaque, const char *name)
2445 {
2446     const char *input = opaque;
2447
2448     if (input[0] == '\0' ||
2449         !strncmp(name, (char *)input, strlen(input))) {
2450         add_completion(name);
2451     }
2452 }
2453
2454 /* NOTE: this parser is an approximate form of the real command parser */
2455 static void parse_cmdline(const char *cmdline,
2456                          int *pnb_args, char **args)
2457 {
2458     const char *p;
2459     int nb_args, ret;
2460     char buf[1024];
2461
2462     p = cmdline;
2463     nb_args = 0;
2464     for(;;) {
2465         while (isspace(*p))
2466             p++;
2467         if (*p == '\0')
2468             break;
2469         if (nb_args >= MAX_ARGS)
2470             break;
2471         ret = get_str(buf, sizeof(buf), &p);
2472         args[nb_args] = qemu_strdup(buf);
2473         nb_args++;
2474         if (ret < 0)
2475             break;
2476     }
2477     *pnb_args = nb_args;
2478 }
2479
2480 void readline_find_completion(const char *cmdline)
2481 {
2482     const char *cmdname;
2483     char *args[MAX_ARGS];
2484     int nb_args, i, len;
2485     const char *ptype, *str;
2486     term_cmd_t *cmd;
2487     const KeyDef *key;
2488
2489     parse_cmdline(cmdline, &nb_args, args);
2490 #ifdef DEBUG_COMPLETION
2491     for(i = 0; i < nb_args; i++) {
2492         term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2493     }
2494 #endif
2495
2496     /* if the line ends with a space, it means we want to complete the
2497        next arg */
2498     len = strlen(cmdline);
2499     if (len > 0 && isspace(cmdline[len - 1])) {
2500         if (nb_args >= MAX_ARGS)
2501             return;
2502         args[nb_args++] = qemu_strdup("");
2503     }
2504     if (nb_args <= 1) {
2505         /* command completion */
2506         if (nb_args == 0)
2507             cmdname = "";
2508         else
2509             cmdname = args[0];
2510         completion_index = strlen(cmdname);
2511         for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2512             cmd_completion(cmdname, cmd->name);
2513         }
2514     } else {
2515         /* find the command */
2516         for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2517             if (compare_cmd(args[0], cmd->name))
2518                 goto found;
2519         }
2520         return;
2521     found:
2522         ptype = cmd->args_type;
2523         for(i = 0; i < nb_args - 2; i++) {
2524             if (*ptype != '\0') {
2525                 ptype++;
2526                 while (*ptype == '?')
2527                     ptype++;
2528             }
2529         }
2530         str = args[nb_args - 1];
2531         switch(*ptype) {
2532         case 'F':
2533             /* file completion */
2534             completion_index = strlen(str);
2535             file_completion(str);
2536             break;
2537         case 'B':
2538             /* block device name completion */
2539             completion_index = strlen(str);
2540             bdrv_iterate(block_completion_it, (void *)str);
2541             break;
2542         case 's':
2543             /* XXX: more generic ? */
2544             if (!strcmp(cmd->name, "info")) {
2545                 completion_index = strlen(str);
2546                 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2547                     cmd_completion(str, cmd->name);
2548                 }
2549             } else if (!strcmp(cmd->name, "sendkey")) {
2550                 completion_index = strlen(str);
2551                 for(key = key_defs; key->name != NULL; key++) {
2552                     cmd_completion(str, key->name);
2553                 }
2554             }
2555             break;
2556         default:
2557             break;
2558         }
2559     }
2560     for(i = 0; i < nb_args; i++)
2561         qemu_free(args[i]);
2562 }
2563
2564 static int term_can_read(void *opaque)
2565 {
2566     return 128;
2567 }
2568
2569 static void term_read(void *opaque, const uint8_t *buf, int size)
2570 {
2571     int i;
2572     for(i = 0; i < size; i++)
2573         readline_handle_byte(buf[i]);
2574 }
2575
2576 static int monitor_suspended;
2577
2578 void monitor_suspend(void)
2579 {
2580     monitor_suspended = 1;
2581 }
2582
2583 void monitor_resume(void)
2584 {
2585     monitor_suspended = 0;
2586     monitor_start_input();
2587 }
2588
2589 static void monitor_start_input(void);
2590
2591 static void monitor_handle_command1(void *opaque, const char *cmdline)
2592 {
2593     monitor_handle_command(cmdline);
2594     if (!monitor_suspended)
2595         monitor_start_input();
2596 }
2597
2598 static void monitor_start_input(void)
2599 {
2600     readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2601 }
2602
2603 static void term_event(void *opaque, int event)
2604 {
2605     if (event != CHR_EVENT_RESET)
2606         return;
2607
2608     if (!hide_banner)
2609             term_printf("QEMU %s monitor - type 'help' for more information\n",
2610                         QEMU_VERSION);
2611     monitor_start_input();
2612 }
2613
2614 static int is_first_init = 1;
2615
2616 void monitor_init(CharDriverState *hd, int show_banner)
2617 {
2618     int i;
2619
2620     if (is_first_init) {
2621         for (i = 0; i < MAX_MON; i++) {
2622             monitor_hd[i] = NULL;
2623         }
2624         is_first_init = 0;
2625     }
2626     for (i = 0; i < MAX_MON; i++) {
2627         if (monitor_hd[i] == NULL) {
2628             monitor_hd[i] = hd;
2629             break;
2630         }
2631     }
2632
2633     hide_banner = !show_banner;
2634
2635     qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2636
2637     readline_start("", 0, monitor_handle_command1, NULL);
2638 }
2639
2640 /* XXX: use threads ? */
2641 /* modal monitor readline */
2642 static int monitor_readline_started;
2643 static char *monitor_readline_buf;
2644 static int monitor_readline_buf_size;
2645
2646 static void monitor_readline_cb(void *opaque, const char *input)
2647 {
2648     pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2649     monitor_readline_started = 0;
2650 }
2651
2652 void monitor_readline(const char *prompt, int is_password,
2653                       char *buf, int buf_size)
2654 {
2655     int i;
2656
2657     if (is_password) {
2658         for (i = 0; i < MAX_MON; i++)
2659             if (monitor_hd[i] && monitor_hd[i]->focus == 0)
2660                 qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2661     }
2662     readline_start(prompt, is_password, monitor_readline_cb, NULL);
2663     monitor_readline_buf = buf;
2664     monitor_readline_buf_size = buf_size;
2665     monitor_readline_started = 1;
2666     while (monitor_readline_started) {
2667         main_loop_wait(10);
2668     }
2669 }