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 <dirent.h>
25 #include "hw/hw.h"
26 #include "hw/qdev.h"
27 #include "hw/usb.h"
28 #include "hw/pcmcia.h"
29 #include "hw/pc.h"
30 #include "hw/pci.h"
31 #include "hw/watchdog.h"
32 #include "gdbstub.h"
33 #include "net.h"
34 #include "qemu-char.h"
35 #include "sysemu.h"
36 #include "monitor.h"
37 #include "readline.h"
38 #include "console.h"
39 #include "block.h"
40 #include "audio/audio.h"
41 #include "disas.h"
42 #include "balloon.h"
43 #include "qemu-timer.h"
44 #include "migration.h"
45 #include "kvm.h"
46 #include "acl.h"
47
48 //#define DEBUG
49 //#define DEBUG_COMPLETION
50
51 /*
52 * Supported types:
53 *
54 * 'F' filename
55 * 'B' block device name
56 * 's' string (accept optional quote)
57 * 'i' 32 bit integer
58 * 'l' target long (32 or 64 bit)
59 * '/' optional gdb-like print format (like "/10x")
60 *
61 * '?' optional type (for 'F', 's' and 'i')
62 *
63 */
64
65 typedef struct mon_cmd_t {
66 const char *name;
67 const char *args_type;
68 void *handler;
69 const char *params;
70 const char *help;
71 } mon_cmd_t;
72
73 struct Monitor {
74 CharDriverState *chr;
75 int flags;
76 int suspend_cnt;
77 uint8_t outbuf[1024];
78 int outbuf_index;
79 ReadLineState *rs;
80 CPUState *mon_cpu;
81 BlockDriverCompletionFunc *password_completion_cb;
82 void *password_opaque;
83 QLIST_ENTRY(Monitor) entry;
84 };
85
86 static QLIST_HEAD(mon_list, Monitor) mon_list;
87
88 static const mon_cmd_t mon_cmds[];
89 static const mon_cmd_t info_cmds[];
90
91 Monitor *cur_mon = NULL;
92
93 static void monitor_command_cb(Monitor *mon, const char *cmdline,
94 void *opaque);
95
monitor_read_command(Monitor * mon,int show_prompt)96 static void monitor_read_command(Monitor *mon, int show_prompt)
97 {
98 readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
99 if (show_prompt)
100 readline_show_prompt(mon->rs);
101 }
102
monitor_read_password(Monitor * mon,ReadLineFunc * readline_func,void * opaque)103 static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
104 void *opaque)
105 {
106 if (mon->rs) {
107 readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
108 /* prompt is printed on return from the command handler */
109 return 0;
110 } else {
111 monitor_printf(mon, "terminal does not support password prompting\n");
112 return -ENOTTY;
113 }
114 }
115
monitor_flush(Monitor * mon)116 void monitor_flush(Monitor *mon)
117 {
118 if (mon && mon->outbuf_index != 0 && mon->chr->focus == 0) {
119 qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
120 mon->outbuf_index = 0;
121 }
122 }
123
124 /* flush at every end of line or if the buffer is full */
monitor_puts(Monitor * mon,const char * str)125 static void monitor_puts(Monitor *mon, const char *str)
126 {
127 char c;
128
129 if (!mon)
130 return;
131
132 for(;;) {
133 c = *str++;
134 if (c == '\0')
135 break;
136 if (c == '\n')
137 mon->outbuf[mon->outbuf_index++] = '\r';
138 mon->outbuf[mon->outbuf_index++] = c;
139 if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
140 || c == '\n')
141 monitor_flush(mon);
142 }
143 }
144
monitor_vprintf(Monitor * mon,const char * fmt,va_list ap)145 void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
146 {
147 char buf[4096];
148 vsnprintf(buf, sizeof(buf), fmt, ap);
149 monitor_puts(mon, buf);
150 }
151
monitor_printf(Monitor * mon,const char * fmt,...)152 void monitor_printf(Monitor *mon, const char *fmt, ...)
153 {
154 va_list ap;
155 va_start(ap, fmt);
156 monitor_vprintf(mon, fmt, ap);
157 va_end(ap);
158 }
159
monitor_print_filename(Monitor * mon,const char * filename)160 void monitor_print_filename(Monitor *mon, const char *filename)
161 {
162 int i;
163
164 for (i = 0; filename[i]; i++) {
165 switch (filename[i]) {
166 case ' ':
167 case '"':
168 case '\\':
169 monitor_printf(mon, "\\%c", filename[i]);
170 break;
171 case '\t':
172 monitor_printf(mon, "\\t");
173 break;
174 case '\r':
175 monitor_printf(mon, "\\r");
176 break;
177 case '\n':
178 monitor_printf(mon, "\\n");
179 break;
180 default:
181 monitor_printf(mon, "%c", filename[i]);
182 break;
183 }
184 }
185 }
186
monitor_fprintf(FILE * stream,const char * fmt,...)187 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
188 {
189 va_list ap;
190 va_start(ap, fmt);
191 monitor_vprintf((Monitor *)stream, fmt, ap);
192 va_end(ap);
193 return 0;
194 }
195
compare_cmd(const char * name,const char * list)196 static int compare_cmd(const char *name, const char *list)
197 {
198 const char *p, *pstart;
199 int len;
200 len = strlen(name);
201 p = list;
202 for(;;) {
203 pstart = p;
204 p = strchr(p, '|');
205 if (!p)
206 p = pstart + strlen(pstart);
207 if ((p - pstart) == len && !memcmp(pstart, name, len))
208 return 1;
209 if (*p == '\0')
210 break;
211 p++;
212 }
213 return 0;
214 }
215
help_cmd_dump(Monitor * mon,const mon_cmd_t * cmds,const char * prefix,const char * name)216 static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
217 const char *prefix, const char *name)
218 {
219 const mon_cmd_t *cmd;
220
221 for(cmd = cmds; cmd->name != NULL; cmd++) {
222 if (!name || !strcmp(name, cmd->name))
223 monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
224 cmd->params, cmd->help);
225 }
226 }
227
help_cmd(Monitor * mon,const char * name)228 static void help_cmd(Monitor *mon, const char *name)
229 {
230 if (name && !strcmp(name, "info")) {
231 help_cmd_dump(mon, info_cmds, "info ", NULL);
232 } else {
233 help_cmd_dump(mon, mon_cmds, "", name);
234 if (name && !strcmp(name, "log")) {
235 const CPULogItem *item;
236 monitor_printf(mon, "Log items (comma separated):\n");
237 monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
238 for(item = cpu_log_items; item->mask != 0; item++) {
239 monitor_printf(mon, "%-10s %s\n", item->name, item->help);
240 }
241 }
242 }
243 }
244
do_commit(Monitor * mon,const char * device)245 static void do_commit(Monitor *mon, const char *device)
246 {
247 int i, all_devices;
248
249 all_devices = !strcmp(device, "all");
250 for (i = 0; i < nb_drives; i++) {
251 if (all_devices ||
252 !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
253 bdrv_commit(drives_table[i].bdrv);
254 }
255 }
256
do_info(Monitor * mon,const char * item)257 static void do_info(Monitor *mon, const char *item)
258 {
259 const mon_cmd_t *cmd;
260 void (*handler)(Monitor *);
261
262 if (!item)
263 goto help;
264 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
265 if (compare_cmd(item, cmd->name))
266 goto found;
267 }
268 help:
269 help_cmd(mon, "info");
270 return;
271 found:
272 handler = cmd->handler;
273 handler(mon);
274 }
275
do_info_version(Monitor * mon)276 static void do_info_version(Monitor *mon)
277 {
278 monitor_printf(mon, "%s\n", QEMU_VERSION QEMU_PKGVERSION);
279 }
280
do_info_name(Monitor * mon)281 static void do_info_name(Monitor *mon)
282 {
283 if (qemu_name)
284 monitor_printf(mon, "%s\n", qemu_name);
285 }
286
287 #if defined(TARGET_I386)
do_info_hpet(Monitor * mon)288 static void do_info_hpet(Monitor *mon)
289 {
290 monitor_printf(mon, "HPET is %s by QEMU\n",
291 (no_hpet) ? "disabled" : "enabled");
292 }
293 #endif
294
do_info_uuid(Monitor * mon)295 static void do_info_uuid(Monitor *mon)
296 {
297 monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
298 qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
299 qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
300 qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
301 qemu_uuid[14], qemu_uuid[15]);
302 }
303
304 /* get the current CPU defined by the user */
mon_set_cpu(int cpu_index)305 static int mon_set_cpu(int cpu_index)
306 {
307 CPUState *env;
308
309 for(env = first_cpu; env != NULL; env = env->next_cpu) {
310 if (env->cpu_index == cpu_index) {
311 cur_mon->mon_cpu = env;
312 return 0;
313 }
314 }
315 return -1;
316 }
317
mon_get_cpu(void)318 static CPUState *mon_get_cpu(void)
319 {
320 if (!cur_mon->mon_cpu) {
321 mon_set_cpu(0);
322 }
323 cpu_synchronize_state(cur_mon->mon_cpu, 0);
324 return cur_mon->mon_cpu;
325 }
326
do_info_registers(Monitor * mon)327 static void do_info_registers(Monitor *mon)
328 {
329 CPUState *env;
330 env = mon_get_cpu();
331 if (!env)
332 return;
333 #ifdef TARGET_I386
334 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
335 X86_DUMP_FPU);
336 #else
337 cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
338 0);
339 #endif
340 }
341
do_info_cpus(Monitor * mon)342 static void do_info_cpus(Monitor *mon)
343 {
344 CPUState *env;
345
346 /* just to set the default cpu if not already done */
347 mon_get_cpu();
348
349 for(env = first_cpu; env != NULL; env = env->next_cpu) {
350 cpu_synchronize_state(env, 0);
351 monitor_printf(mon, "%c CPU #%d:",
352 (env == mon->mon_cpu) ? '*' : ' ',
353 env->cpu_index);
354 #if defined(TARGET_I386)
355 monitor_printf(mon, " pc=0x" TARGET_FMT_lx,
356 env->eip + env->segs[R_CS].base);
357 #elif defined(TARGET_PPC)
358 monitor_printf(mon, " nip=0x" TARGET_FMT_lx, env->nip);
359 #elif defined(TARGET_SPARC)
360 monitor_printf(mon, " pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx,
361 env->pc, env->npc);
362 #elif defined(TARGET_MIPS)
363 monitor_printf(mon, " PC=0x" TARGET_FMT_lx, env->active_tc.PC);
364 #endif
365 if (env->halted)
366 monitor_printf(mon, " (halted)");
367 monitor_printf(mon, "\n");
368 }
369 }
370
do_cpu_set(Monitor * mon,int index)371 static void do_cpu_set(Monitor *mon, int index)
372 {
373 if (mon_set_cpu(index) < 0)
374 monitor_printf(mon, "Invalid CPU index\n");
375 }
376
do_info_jit(Monitor * mon)377 static void do_info_jit(Monitor *mon)
378 {
379 dump_exec_info((FILE *)mon, monitor_fprintf);
380 }
381
do_info_history(Monitor * mon)382 static void do_info_history(Monitor *mon)
383 {
384 int i;
385 const char *str;
386
387 if (!mon->rs)
388 return;
389 i = 0;
390 for(;;) {
391 str = readline_get_history(mon->rs, i);
392 if (!str)
393 break;
394 monitor_printf(mon, "%d: '%s'\n", i, str);
395 i++;
396 }
397 }
398
399 #if defined(TARGET_PPC)
400 /* XXX: not implemented in other targets */
do_info_cpu_stats(Monitor * mon)401 static void do_info_cpu_stats(Monitor *mon)
402 {
403 CPUState *env;
404
405 env = mon_get_cpu();
406 cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
407 }
408 #endif
409
do_quit(Monitor * mon)410 static void do_quit(Monitor *mon)
411 {
412 exit(0);
413 }
414
eject_device(Monitor * mon,BlockDriverState * bs,int force)415 static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
416 {
417 if (bdrv_is_inserted(bs)) {
418 if (!force) {
419 if (!bdrv_is_removable(bs)) {
420 monitor_printf(mon, "device is not removable\n");
421 return -1;
422 }
423 if (bdrv_is_locked(bs)) {
424 monitor_printf(mon, "device is locked\n");
425 return -1;
426 }
427 }
428 bdrv_close(bs);
429 }
430 return 0;
431 }
432
do_eject(Monitor * mon,int force,const char * filename)433 static void do_eject(Monitor *mon, int force, const char *filename)
434 {
435 BlockDriverState *bs;
436
437 bs = bdrv_find(filename);
438 if (!bs) {
439 monitor_printf(mon, "device not found\n");
440 return;
441 }
442 eject_device(mon, bs, force);
443 }
444
do_change_block(Monitor * mon,const char * device,const char * filename,const char * fmt)445 static void do_change_block(Monitor *mon, const char *device,
446 const char *filename, const char *fmt)
447 {
448 BlockDriverState *bs;
449 BlockDriver *drv = NULL;
450
451 bs = bdrv_find(device);
452 if (!bs) {
453 monitor_printf(mon, "device not found\n");
454 return;
455 }
456 if (fmt) {
457 drv = bdrv_find_format(fmt);
458 if (!drv) {
459 monitor_printf(mon, "invalid format %s\n", fmt);
460 return;
461 }
462 }
463 if (eject_device(mon, bs, 0) < 0)
464 return;
465 bdrv_open2(bs, filename, 0, drv);
466 monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
467 }
468
change_vnc_password_cb(Monitor * mon,const char * password,void * opaque)469 static void change_vnc_password_cb(Monitor *mon, const char *password,
470 void *opaque)
471 {
472 if (vnc_display_password(NULL, password) < 0)
473 monitor_printf(mon, "could not set VNC server password\n");
474
475 monitor_read_command(mon, 1);
476 }
477
do_change_vnc(Monitor * mon,const char * target,const char * arg)478 static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
479 {
480 if (strcmp(target, "passwd") == 0 ||
481 strcmp(target, "password") == 0) {
482 if (arg) {
483 char password[9];
484 strncpy(password, arg, sizeof(password));
485 password[sizeof(password) - 1] = '\0';
486 change_vnc_password_cb(mon, password, NULL);
487 } else {
488 monitor_read_password(mon, change_vnc_password_cb, NULL);
489 }
490 } else {
491 if (vnc_display_open(NULL, target) < 0)
492 monitor_printf(mon, "could not start VNC server on %s\n", target);
493 }
494 }
495
do_change(Monitor * mon,const char * device,const char * target,const char * arg)496 static void do_change(Monitor *mon, const char *device, const char *target,
497 const char *arg)
498 {
499 if (strcmp(device, "vnc") == 0) {
500 do_change_vnc(mon, target, arg);
501 } else {
502 do_change_block(mon, device, target, arg);
503 }
504 }
505
do_screen_dump(Monitor * mon,const char * filename)506 static void do_screen_dump(Monitor *mon, const char *filename)
507 {
508 vga_hw_screen_dump(filename);
509 }
510
do_logfile(Monitor * mon,const char * filename)511 static void do_logfile(Monitor *mon, const char *filename)
512 {
513 cpu_set_log_filename(filename);
514 }
515
do_log(Monitor * mon,const char * items)516 static void do_log(Monitor *mon, const char *items)
517 {
518 int mask;
519
520 if (!strcmp(items, "none")) {
521 mask = 0;
522 } else {
523 mask = cpu_str_to_log_mask(items);
524 if (!mask) {
525 help_cmd(mon, "log");
526 return;
527 }
528 }
529 cpu_set_log(mask);
530 }
531
do_singlestep(Monitor * mon,const char * option)532 static void do_singlestep(Monitor *mon, const char *option)
533 {
534 if (!option || !strcmp(option, "on")) {
535 singlestep = 1;
536 } else if (!strcmp(option, "off")) {
537 singlestep = 0;
538 } else {
539 monitor_printf(mon, "unexpected option %s\n", option);
540 }
541 }
542
do_stop(Monitor * mon)543 static void do_stop(Monitor *mon)
544 {
545 vm_stop(EXCP_INTERRUPT);
546 }
547
548 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
549
550 struct bdrv_iterate_context {
551 Monitor *mon;
552 int err;
553 };
554
do_cont(Monitor * mon)555 static void do_cont(Monitor *mon)
556 {
557 struct bdrv_iterate_context context = { mon, 0 };
558
559 bdrv_iterate(encrypted_bdrv_it, &context);
560 /* only resume the vm if all keys are set and valid */
561 if (!context.err)
562 vm_start();
563 }
564
bdrv_key_cb(void * opaque,int err)565 static void bdrv_key_cb(void *opaque, int err)
566 {
567 Monitor *mon = opaque;
568
569 /* another key was set successfully, retry to continue */
570 if (!err)
571 do_cont(mon);
572 }
573
encrypted_bdrv_it(void * opaque,BlockDriverState * bs)574 static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
575 {
576 struct bdrv_iterate_context *context = opaque;
577
578 if (!context->err && bdrv_key_required(bs)) {
579 context->err = -EBUSY;
580 monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
581 context->mon);
582 }
583 }
584
do_gdbserver(Monitor * mon,const char * device)585 static void do_gdbserver(Monitor *mon, const char *device)
586 {
587 if (!device)
588 device = "tcp::" DEFAULT_GDBSTUB_PORT;
589 if (gdbserver_start(device) < 0) {
590 monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
591 device);
592 } else if (strcmp(device, "none") == 0) {
593 monitor_printf(mon, "Disabled gdbserver\n");
594 } else {
595 monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
596 device);
597 }
598 }
599
do_watchdog_action(Monitor * mon,const char * action)600 static void do_watchdog_action(Monitor *mon, const char *action)
601 {
602 if (select_watchdog_action(action) == -1) {
603 monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
604 }
605 }
606
monitor_printc(Monitor * mon,int c)607 static void monitor_printc(Monitor *mon, int c)
608 {
609 monitor_printf(mon, "'");
610 switch(c) {
611 case '\'':
612 monitor_printf(mon, "\\'");
613 break;
614 case '\\':
615 monitor_printf(mon, "\\\\");
616 break;
617 case '\n':
618 monitor_printf(mon, "\\n");
619 break;
620 case '\r':
621 monitor_printf(mon, "\\r");
622 break;
623 default:
624 if (c >= 32 && c <= 126) {
625 monitor_printf(mon, "%c", c);
626 } else {
627 monitor_printf(mon, "\\x%02x", c);
628 }
629 break;
630 }
631 monitor_printf(mon, "'");
632 }
633
memory_dump(Monitor * mon,int count,int format,int wsize,target_phys_addr_t addr,int is_physical)634 static void memory_dump(Monitor *mon, int count, int format, int wsize,
635 target_phys_addr_t addr, int is_physical)
636 {
637 CPUState *env;
638 int nb_per_line, l, line_size, i, max_digits, len;
639 uint8_t buf[16];
640 uint64_t v;
641
642 if (format == 'i') {
643 int flags;
644 flags = 0;
645 env = mon_get_cpu();
646 if (!env && !is_physical)
647 return;
648 #ifdef TARGET_I386
649 if (wsize == 2) {
650 flags = 1;
651 } else if (wsize == 4) {
652 flags = 0;
653 } else {
654 /* as default we use the current CS size */
655 flags = 0;
656 if (env) {
657 #ifdef TARGET_X86_64
658 if ((env->efer & MSR_EFER_LMA) &&
659 (env->segs[R_CS].flags & DESC_L_MASK))
660 flags = 2;
661 else
662 #endif
663 if (!(env->segs[R_CS].flags & DESC_B_MASK))
664 flags = 1;
665 }
666 }
667 #endif
668 monitor_disas(mon, env, addr, count, is_physical, flags);
669 return;
670 }
671
672 len = wsize * count;
673 if (wsize == 1)
674 line_size = 8;
675 else
676 line_size = 16;
677 nb_per_line = line_size / wsize;
678 max_digits = 0;
679
680 switch(format) {
681 case 'o':
682 max_digits = (wsize * 8 + 2) / 3;
683 break;
684 default:
685 case 'x':
686 max_digits = (wsize * 8) / 4;
687 break;
688 case 'u':
689 case 'd':
690 max_digits = (wsize * 8 * 10 + 32) / 33;
691 break;
692 case 'c':
693 wsize = 1;
694 break;
695 }
696
697 while (len > 0) {
698 if (is_physical)
699 monitor_printf(mon, TARGET_FMT_plx ":", addr);
700 else
701 monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
702 l = len;
703 if (l > line_size)
704 l = line_size;
705 if (is_physical) {
706 cpu_physical_memory_rw(addr, buf, l, 0);
707 } else {
708 env = mon_get_cpu();
709 if (!env)
710 break;
711 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
712 monitor_printf(mon, " Cannot access memory\n");
713 break;
714 }
715 }
716 i = 0;
717 while (i < l) {
718 switch(wsize) {
719 default:
720 case 1:
721 v = ldub_raw(buf + i);
722 break;
723 case 2:
724 v = lduw_raw(buf + i);
725 break;
726 case 4:
727 v = (uint32_t)ldl_raw(buf + i);
728 break;
729 case 8:
730 v = ldq_raw(buf + i);
731 break;
732 }
733 monitor_printf(mon, " ");
734 switch(format) {
735 case 'o':
736 monitor_printf(mon, "%#*" PRIo64, max_digits, v);
737 break;
738 case 'x':
739 monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
740 break;
741 case 'u':
742 monitor_printf(mon, "%*" PRIu64, max_digits, v);
743 break;
744 case 'd':
745 monitor_printf(mon, "%*" PRId64, max_digits, v);
746 break;
747 case 'c':
748 monitor_printc(mon, v);
749 break;
750 }
751 i += wsize;
752 }
753 monitor_printf(mon, "\n");
754 addr += l;
755 len -= l;
756 }
757 }
758
759 #if TARGET_LONG_BITS == 64
760 #define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
761 #else
762 #define GET_TLONG(h, l) (l)
763 #endif
764
do_memory_dump(Monitor * mon,int count,int format,int size,uint32_t addrh,uint32_t addrl)765 static void do_memory_dump(Monitor *mon, int count, int format, int size,
766 uint32_t addrh, uint32_t addrl)
767 {
768 target_long addr = GET_TLONG(addrh, addrl);
769 memory_dump(mon, count, format, size, addr, 0);
770 }
771
772 #if TARGET_PHYS_ADDR_BITS > 32
773 #define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
774 #else
775 #define GET_TPHYSADDR(h, l) (l)
776 #endif
777
do_physical_memory_dump(Monitor * mon,int count,int format,int size,uint32_t addrh,uint32_t addrl)778 static void do_physical_memory_dump(Monitor *mon, int count, int format,
779 int size, uint32_t addrh, uint32_t addrl)
780
781 {
782 target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
783 memory_dump(mon, count, format, size, addr, 1);
784 }
785
do_print(Monitor * mon,int count,int format,int size,unsigned int valh,unsigned int vall)786 static void do_print(Monitor *mon, int count, int format, int size,
787 unsigned int valh, unsigned int vall)
788 {
789 target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
790 #if TARGET_PHYS_ADDR_BITS == 32
791 switch(format) {
792 case 'o':
793 monitor_printf(mon, "%#o", val);
794 break;
795 case 'x':
796 monitor_printf(mon, "%#x", val);
797 break;
798 case 'u':
799 monitor_printf(mon, "%u", val);
800 break;
801 default:
802 case 'd':
803 monitor_printf(mon, "%d", val);
804 break;
805 case 'c':
806 monitor_printc(mon, val);
807 break;
808 }
809 #else
810 switch(format) {
811 case 'o':
812 monitor_printf(mon, "%#" PRIo64, val);
813 break;
814 case 'x':
815 monitor_printf(mon, "%#" PRIx64, val);
816 break;
817 case 'u':
818 monitor_printf(mon, "%" PRIu64, val);
819 break;
820 default:
821 case 'd':
822 monitor_printf(mon, "%" PRId64, val);
823 break;
824 case 'c':
825 monitor_printc(mon, val);
826 break;
827 }
828 #endif
829 monitor_printf(mon, "\n");
830 }
831
do_memory_save(Monitor * mon,unsigned int valh,unsigned int vall,uint32_t size,const char * filename)832 static void do_memory_save(Monitor *mon, unsigned int valh, unsigned int vall,
833 uint32_t size, const char *filename)
834 {
835 FILE *f;
836 target_long addr = GET_TLONG(valh, vall);
837 uint32_t l;
838 CPUState *env;
839 uint8_t buf[1024];
840
841 env = mon_get_cpu();
842 if (!env)
843 return;
844
845 f = fopen(filename, "wb");
846 if (!f) {
847 monitor_printf(mon, "could not open '%s'\n", filename);
848 return;
849 }
850 while (size != 0) {
851 l = sizeof(buf);
852 if (l > size)
853 l = size;
854 cpu_memory_rw_debug(env, addr, buf, l, 0);
855 fwrite(buf, 1, l, f);
856 addr += l;
857 size -= l;
858 }
859 fclose(f);
860 }
861
do_physical_memory_save(Monitor * mon,unsigned int valh,unsigned int vall,uint32_t size,const char * filename)862 static void do_physical_memory_save(Monitor *mon, unsigned int valh,
863 unsigned int vall, uint32_t size,
864 const char *filename)
865 {
866 FILE *f;
867 uint32_t l;
868 uint8_t buf[1024];
869 target_phys_addr_t addr = GET_TPHYSADDR(valh, vall);
870
871 f = fopen(filename, "wb");
872 if (!f) {
873 monitor_printf(mon, "could not open '%s'\n", filename);
874 return;
875 }
876 while (size != 0) {
877 l = sizeof(buf);
878 if (l > size)
879 l = size;
880 cpu_physical_memory_rw(addr, buf, l, 0);
881 fwrite(buf, 1, l, f);
882 fflush(f);
883 addr += l;
884 size -= l;
885 }
886 fclose(f);
887 }
888
do_sum(Monitor * mon,uint32_t start,uint32_t size)889 static void do_sum(Monitor *mon, uint32_t start, uint32_t size)
890 {
891 uint32_t addr;
892 uint8_t buf[1];
893 uint16_t sum;
894
895 sum = 0;
896 for(addr = start; addr < (start + size); addr++) {
897 cpu_physical_memory_rw(addr, buf, 1, 0);
898 /* BSD sum algorithm ('sum' Unix command) */
899 sum = (sum >> 1) | (sum << 15);
900 sum += buf[0];
901 }
902 monitor_printf(mon, "%05d\n", sum);
903 }
904
905 typedef struct {
906 int keycode;
907 const char *name;
908 } KeyDef;
909
910 static const KeyDef key_defs[] = {
911 { 0x2a, "shift" },
912 { 0x36, "shift_r" },
913
914 { 0x38, "alt" },
915 { 0xb8, "alt_r" },
916 { 0x64, "altgr" },
917 { 0xe4, "altgr_r" },
918 { 0x1d, "ctrl" },
919 { 0x9d, "ctrl_r" },
920
921 { 0xdd, "menu" },
922
923 { 0x01, "esc" },
924
925 { 0x02, "1" },
926 { 0x03, "2" },
927 { 0x04, "3" },
928 { 0x05, "4" },
929 { 0x06, "5" },
930 { 0x07, "6" },
931 { 0x08, "7" },
932 { 0x09, "8" },
933 { 0x0a, "9" },
934 { 0x0b, "0" },
935 { 0x0c, "minus" },
936 { 0x0d, "equal" },
937 { 0x0e, "backspace" },
938
939 { 0x0f, "tab" },
940 { 0x10, "q" },
941 { 0x11, "w" },
942 { 0x12, "e" },
943 { 0x13, "r" },
944 { 0x14, "t" },
945 { 0x15, "y" },
946 { 0x16, "u" },
947 { 0x17, "i" },
948 { 0x18, "o" },
949 { 0x19, "p" },
950
951 { 0x1c, "ret" },
952
953 { 0x1e, "a" },
954 { 0x1f, "s" },
955 { 0x20, "d" },
956 { 0x21, "f" },
957 { 0x22, "g" },
958 { 0x23, "h" },
959 { 0x24, "j" },
960 { 0x25, "k" },
961 { 0x26, "l" },
962
963 { 0x2c, "z" },
964 { 0x2d, "x" },
965 { 0x2e, "c" },
966 { 0x2f, "v" },
967 { 0x30, "b" },
968 { 0x31, "n" },
969 { 0x32, "m" },
970 { 0x33, "comma" },
971 { 0x34, "dot" },
972 { 0x35, "slash" },
973
974 { 0x37, "asterisk" },
975
976 { 0x39, "spc" },
977 { 0x3a, "caps_lock" },
978 { 0x3b, "f1" },
979 { 0x3c, "f2" },
980 { 0x3d, "f3" },
981 { 0x3e, "f4" },
982 { 0x3f, "f5" },
983 { 0x40, "f6" },
984 { 0x41, "f7" },
985 { 0x42, "f8" },
986 { 0x43, "f9" },
987 { 0x44, "f10" },
988 { 0x45, "num_lock" },
989 { 0x46, "scroll_lock" },
990
991 { 0xb5, "kp_divide" },
992 { 0x37, "kp_multiply" },
993 { 0x4a, "kp_subtract" },
994 { 0x4e, "kp_add" },
995 { 0x9c, "kp_enter" },
996 { 0x53, "kp_decimal" },
997 { 0x54, "sysrq" },
998
999 { 0x52, "kp_0" },
1000 { 0x4f, "kp_1" },
1001 { 0x50, "kp_2" },
1002 { 0x51, "kp_3" },
1003 { 0x4b, "kp_4" },
1004 { 0x4c, "kp_5" },
1005 { 0x4d, "kp_6" },
1006 { 0x47, "kp_7" },
1007 { 0x48, "kp_8" },
1008 { 0x49, "kp_9" },
1009
1010 { 0x56, "<" },
1011
1012 { 0x57, "f11" },
1013 { 0x58, "f12" },
1014
1015 { 0xb7, "print" },
1016
1017 { 0xc7, "home" },
1018 { 0xc9, "pgup" },
1019 { 0xd1, "pgdn" },
1020 { 0xcf, "end" },
1021
1022 { 0xcb, "left" },
1023 { 0xc8, "up" },
1024 { 0xd0, "down" },
1025 { 0xcd, "right" },
1026
1027 { 0xd2, "insert" },
1028 { 0xd3, "delete" },
1029 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
1030 { 0xf0, "stop" },
1031 { 0xf1, "again" },
1032 { 0xf2, "props" },
1033 { 0xf3, "undo" },
1034 { 0xf4, "front" },
1035 { 0xf5, "copy" },
1036 { 0xf6, "open" },
1037 { 0xf7, "paste" },
1038 { 0xf8, "find" },
1039 { 0xf9, "cut" },
1040 { 0xfa, "lf" },
1041 { 0xfb, "help" },
1042 { 0xfc, "meta_l" },
1043 { 0xfd, "meta_r" },
1044 { 0xfe, "compose" },
1045 #endif
1046 { 0, NULL },
1047 };
1048
get_keycode(const char * key)1049 static int get_keycode(const char *key)
1050 {
1051 const KeyDef *p;
1052 char *endp;
1053 int ret;
1054
1055 for(p = key_defs; p->name != NULL; p++) {
1056 if (!strcmp(key, p->name))
1057 return p->keycode;
1058 }
1059 if (strstart(key, "0x", NULL)) {
1060 ret = strtoul(key, &endp, 0);
1061 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
1062 return ret;
1063 }
1064 return -1;
1065 }
1066
1067 #define MAX_KEYCODES 16
1068 static uint8_t keycodes[MAX_KEYCODES];
1069 static int nb_pending_keycodes;
1070 static QEMUTimer *key_timer;
1071
release_keys(void * opaque)1072 static void release_keys(void *opaque)
1073 {
1074 int keycode;
1075
1076 while (nb_pending_keycodes > 0) {
1077 nb_pending_keycodes--;
1078 keycode = keycodes[nb_pending_keycodes];
1079 if (keycode & 0x80)
1080 kbd_put_keycode(0xe0);
1081 kbd_put_keycode(keycode | 0x80);
1082 }
1083 }
1084
do_sendkey(Monitor * mon,const char * string,int has_hold_time,int hold_time)1085 static void do_sendkey(Monitor *mon, const char *string, int has_hold_time,
1086 int hold_time)
1087 {
1088 char keyname_buf[16];
1089 char *separator;
1090 int keyname_len, keycode, i;
1091
1092 if (nb_pending_keycodes > 0) {
1093 qemu_del_timer(key_timer);
1094 release_keys(NULL);
1095 }
1096 if (!has_hold_time)
1097 hold_time = 100;
1098 i = 0;
1099 while (1) {
1100 separator = strchr(string, '-');
1101 keyname_len = separator ? separator - string : strlen(string);
1102 if (keyname_len > 0) {
1103 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
1104 if (keyname_len > sizeof(keyname_buf) - 1) {
1105 monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1106 return;
1107 }
1108 if (i == MAX_KEYCODES) {
1109 monitor_printf(mon, "too many keys\n");
1110 return;
1111 }
1112 keyname_buf[keyname_len] = 0;
1113 keycode = get_keycode(keyname_buf);
1114 if (keycode < 0) {
1115 monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1116 return;
1117 }
1118 keycodes[i++] = keycode;
1119 }
1120 if (!separator)
1121 break;
1122 string = separator + 1;
1123 }
1124 nb_pending_keycodes = i;
1125 /* key down events */
1126 for (i = 0; i < nb_pending_keycodes; i++) {
1127 keycode = keycodes[i];
1128 if (keycode & 0x80)
1129 kbd_put_keycode(0xe0);
1130 kbd_put_keycode(keycode & 0x7f);
1131 }
1132 /* delayed key up events */
1133 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1134 muldiv64(get_ticks_per_sec(), hold_time, 1000));
1135 }
1136
1137 static int mouse_button_state;
1138
do_mouse_move(Monitor * mon,const char * dx_str,const char * dy_str,const char * dz_str)1139 static void do_mouse_move(Monitor *mon, const char *dx_str, const char *dy_str,
1140 const char *dz_str)
1141 {
1142 int dx, dy, dz;
1143 dx = strtol(dx_str, NULL, 0);
1144 dy = strtol(dy_str, NULL, 0);
1145 dz = 0;
1146 if (dz_str)
1147 dz = strtol(dz_str, NULL, 0);
1148 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1149 }
1150
do_mouse_button(Monitor * mon,int button_state)1151 static void do_mouse_button(Monitor *mon, int button_state)
1152 {
1153 mouse_button_state = button_state;
1154 kbd_mouse_event(0, 0, 0, mouse_button_state);
1155 }
1156
do_ioport_read(Monitor * mon,int count,int format,int size,int addr,int has_index,int index)1157 static void do_ioport_read(Monitor *mon, int count, int format, int size,
1158 int addr, int has_index, int index)
1159 {
1160 uint32_t val;
1161 int suffix;
1162
1163 if (has_index) {
1164 cpu_outb(addr & 0xffff, index & 0xff);
1165 addr++;
1166 }
1167 addr &= 0xffff;
1168
1169 switch(size) {
1170 default:
1171 case 1:
1172 val = cpu_inb(addr);
1173 suffix = 'b';
1174 break;
1175 case 2:
1176 val = cpu_inw(addr);
1177 suffix = 'w';
1178 break;
1179 case 4:
1180 val = cpu_inl(addr);
1181 suffix = 'l';
1182 break;
1183 }
1184 monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
1185 suffix, addr, size * 2, val);
1186 }
1187
1188 /* boot_set handler */
1189 static QEMUBootSetHandler *qemu_boot_set_handler = NULL;
1190 static void *boot_opaque;
1191
qemu_register_boot_set(QEMUBootSetHandler * func,void * opaque)1192 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1193 {
1194 qemu_boot_set_handler = func;
1195 boot_opaque = opaque;
1196 }
1197
do_boot_set(Monitor * mon,const char * bootdevice)1198 static void do_boot_set(Monitor *mon, const char *bootdevice)
1199 {
1200 int res;
1201
1202 if (qemu_boot_set_handler) {
1203 res = qemu_boot_set_handler(boot_opaque, bootdevice);
1204 if (res == 0)
1205 monitor_printf(mon, "boot device list now set to %s\n",
1206 bootdevice);
1207 else
1208 monitor_printf(mon, "setting boot device list failed with "
1209 "error %i\n", res);
1210 } else {
1211 monitor_printf(mon, "no function defined to set boot device list for "
1212 "this architecture\n");
1213 }
1214 }
1215
do_system_reset(Monitor * mon)1216 static void do_system_reset(Monitor *mon)
1217 {
1218 qemu_system_reset_request();
1219 }
1220
do_system_powerdown(Monitor * mon)1221 static void do_system_powerdown(Monitor *mon)
1222 {
1223 qemu_system_powerdown_request();
1224 }
1225
1226 #if defined(TARGET_I386)
print_pte(Monitor * mon,uint32_t addr,uint32_t pte,uint32_t mask)1227 static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
1228 {
1229 monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
1230 addr,
1231 pte & mask,
1232 pte & PG_GLOBAL_MASK ? 'G' : '-',
1233 pte & PG_PSE_MASK ? 'P' : '-',
1234 pte & PG_DIRTY_MASK ? 'D' : '-',
1235 pte & PG_ACCESSED_MASK ? 'A' : '-',
1236 pte & PG_PCD_MASK ? 'C' : '-',
1237 pte & PG_PWT_MASK ? 'T' : '-',
1238 pte & PG_USER_MASK ? 'U' : '-',
1239 pte & PG_RW_MASK ? 'W' : '-');
1240 }
1241
tlb_info(Monitor * mon)1242 static void tlb_info(Monitor *mon)
1243 {
1244 CPUState *env;
1245 int l1, l2;
1246 uint32_t pgd, pde, pte;
1247
1248 env = mon_get_cpu();
1249 if (!env)
1250 return;
1251
1252 if (!(env->cr[0] & CR0_PG_MASK)) {
1253 monitor_printf(mon, "PG disabled\n");
1254 return;
1255 }
1256 pgd = env->cr[3] & ~0xfff;
1257 for(l1 = 0; l1 < 1024; l1++) {
1258 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1259 pde = le32_to_cpu(pde);
1260 if (pde & PG_PRESENT_MASK) {
1261 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1262 print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
1263 } else {
1264 for(l2 = 0; l2 < 1024; l2++) {
1265 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1266 (uint8_t *)&pte, 4);
1267 pte = le32_to_cpu(pte);
1268 if (pte & PG_PRESENT_MASK) {
1269 print_pte(mon, (l1 << 22) + (l2 << 12),
1270 pte & ~PG_PSE_MASK,
1271 ~0xfff);
1272 }
1273 }
1274 }
1275 }
1276 }
1277 }
1278
mem_print(Monitor * mon,uint32_t * pstart,int * plast_prot,uint32_t end,int prot)1279 static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
1280 uint32_t end, int prot)
1281 {
1282 int prot1;
1283 prot1 = *plast_prot;
1284 if (prot != prot1) {
1285 if (*pstart != -1) {
1286 monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
1287 *pstart, end, end - *pstart,
1288 prot1 & PG_USER_MASK ? 'u' : '-',
1289 'r',
1290 prot1 & PG_RW_MASK ? 'w' : '-');
1291 }
1292 if (prot != 0)
1293 *pstart = end;
1294 else
1295 *pstart = -1;
1296 *plast_prot = prot;
1297 }
1298 }
1299
mem_info(Monitor * mon)1300 static void mem_info(Monitor *mon)
1301 {
1302 CPUState *env;
1303 int l1, l2, prot, last_prot;
1304 uint32_t pgd, pde, pte, start, end;
1305
1306 env = mon_get_cpu();
1307 if (!env)
1308 return;
1309
1310 if (!(env->cr[0] & CR0_PG_MASK)) {
1311 monitor_printf(mon, "PG disabled\n");
1312 return;
1313 }
1314 pgd = env->cr[3] & ~0xfff;
1315 last_prot = 0;
1316 start = -1;
1317 for(l1 = 0; l1 < 1024; l1++) {
1318 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1319 pde = le32_to_cpu(pde);
1320 end = l1 << 22;
1321 if (pde & PG_PRESENT_MASK) {
1322 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1323 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1324 mem_print(mon, &start, &last_prot, end, prot);
1325 } else {
1326 for(l2 = 0; l2 < 1024; l2++) {
1327 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1328 (uint8_t *)&pte, 4);
1329 pte = le32_to_cpu(pte);
1330 end = (l1 << 22) + (l2 << 12);
1331 if (pte & PG_PRESENT_MASK) {
1332 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1333 } else {
1334 prot = 0;
1335 }
1336 mem_print(mon, &start, &last_prot, end, prot);
1337 }
1338 }
1339 } else {
1340 prot = 0;
1341 mem_print(mon, &start, &last_prot, end, prot);
1342 }
1343 }
1344 }
1345 #endif
1346
1347 #if defined(TARGET_SH4)
1348
print_tlb(Monitor * mon,int idx,tlb_t * tlb)1349 static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
1350 {
1351 monitor_printf(mon, " tlb%i:\t"
1352 "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
1353 "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
1354 "dirty=%hhu writethrough=%hhu\n",
1355 idx,
1356 tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
1357 tlb->v, tlb->sh, tlb->c, tlb->pr,
1358 tlb->d, tlb->wt);
1359 }
1360
tlb_info(Monitor * mon)1361 static void tlb_info(Monitor *mon)
1362 {
1363 CPUState *env = mon_get_cpu();
1364 int i;
1365
1366 monitor_printf (mon, "ITLB:\n");
1367 for (i = 0 ; i < ITLB_SIZE ; i++)
1368 print_tlb (mon, i, &env->itlb[i]);
1369 monitor_printf (mon, "UTLB:\n");
1370 for (i = 0 ; i < UTLB_SIZE ; i++)
1371 print_tlb (mon, i, &env->utlb[i]);
1372 }
1373
1374 #endif
1375
do_info_kqemu(Monitor * mon)1376 static void do_info_kqemu(Monitor *mon)
1377 {
1378 #ifdef CONFIG_KQEMU
1379 CPUState *env;
1380 int val;
1381 val = 0;
1382 env = mon_get_cpu();
1383 if (!env) {
1384 monitor_printf(mon, "No cpu initialized yet");
1385 return;
1386 }
1387 val = env->kqemu_enabled;
1388 monitor_printf(mon, "kqemu support: ");
1389 switch(val) {
1390 default:
1391 case 0:
1392 monitor_printf(mon, "disabled\n");
1393 break;
1394 case 1:
1395 monitor_printf(mon, "enabled for user code\n");
1396 break;
1397 case 2:
1398 monitor_printf(mon, "enabled for user and kernel code\n");
1399 break;
1400 }
1401 #else
1402 monitor_printf(mon, "kqemu support: not compiled\n");
1403 #endif
1404 }
1405
do_info_kvm(Monitor * mon)1406 static void do_info_kvm(Monitor *mon)
1407 {
1408 #ifdef CONFIG_KVM
1409 monitor_printf(mon, "kvm support: ");
1410 if (kvm_enabled())
1411 monitor_printf(mon, "enabled\n");
1412 else
1413 monitor_printf(mon, "disabled\n");
1414 #else
1415 monitor_printf(mon, "kvm support: not compiled\n");
1416 #endif
1417 }
1418
do_info_numa(Monitor * mon)1419 static void do_info_numa(Monitor *mon)
1420 {
1421 int i;
1422 CPUState *env;
1423
1424 monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
1425 for (i = 0; i < nb_numa_nodes; i++) {
1426 monitor_printf(mon, "node %d cpus:", i);
1427 for (env = first_cpu; env != NULL; env = env->next_cpu) {
1428 if (env->numa_node == i) {
1429 monitor_printf(mon, " %d", env->cpu_index);
1430 }
1431 }
1432 monitor_printf(mon, "\n");
1433 monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
1434 node_mem[i] >> 20);
1435 }
1436 }
1437
1438 #ifdef CONFIG_PROFILER
1439
1440 int64_t kqemu_time;
1441 int64_t qemu_time;
1442 int64_t kqemu_exec_count;
1443 int64_t dev_time;
1444 int64_t kqemu_ret_int_count;
1445 int64_t kqemu_ret_excp_count;
1446 int64_t kqemu_ret_intr_count;
1447
do_info_profile(Monitor * mon)1448 static void do_info_profile(Monitor *mon)
1449 {
1450 int64_t total;
1451 total = qemu_time;
1452 if (total == 0)
1453 total = 1;
1454 monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
1455 dev_time, dev_time / (double)ticks_per_sec);
1456 monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
1457 qemu_time, qemu_time / (double)ticks_per_sec);
1458 monitor_printf(mon, "kqemu time %" PRId64 " (%0.3f %0.1f%%) count=%"
1459 PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%"
1460 PRId64 "\n",
1461 kqemu_time, kqemu_time / (double)ticks_per_sec,
1462 kqemu_time / (double)total * 100.0,
1463 kqemu_exec_count,
1464 kqemu_ret_int_count,
1465 kqemu_ret_excp_count,
1466 kqemu_ret_intr_count);
1467 qemu_time = 0;
1468 kqemu_time = 0;
1469 kqemu_exec_count = 0;
1470 dev_time = 0;
1471 kqemu_ret_int_count = 0;
1472 kqemu_ret_excp_count = 0;
1473 kqemu_ret_intr_count = 0;
1474 #ifdef CONFIG_KQEMU
1475 kqemu_record_dump();
1476 #endif
1477 }
1478 #else
do_info_profile(Monitor * mon)1479 static void do_info_profile(Monitor *mon)
1480 {
1481 monitor_printf(mon, "Internal profiler not compiled\n");
1482 }
1483 #endif
1484
1485 /* Capture support */
1486 static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
1487
do_info_capture(Monitor * mon)1488 static void do_info_capture(Monitor *mon)
1489 {
1490 int i;
1491 CaptureState *s;
1492
1493 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1494 monitor_printf(mon, "[%d]: ", i);
1495 s->ops.info (s->opaque);
1496 }
1497 }
1498
1499 #ifdef HAS_AUDIO
do_stop_capture(Monitor * mon,int n)1500 static void do_stop_capture(Monitor *mon, int n)
1501 {
1502 int i;
1503 CaptureState *s;
1504
1505 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1506 if (i == n) {
1507 s->ops.destroy (s->opaque);
1508 QLIST_REMOVE (s, entries);
1509 qemu_free (s);
1510 return;
1511 }
1512 }
1513 }
1514
do_wav_capture(Monitor * mon,const char * path,int has_freq,int freq,int has_bits,int bits,int has_channels,int nchannels)1515 static void do_wav_capture(Monitor *mon, const char *path,
1516 int has_freq, int freq,
1517 int has_bits, int bits,
1518 int has_channels, int nchannels)
1519 {
1520 CaptureState *s;
1521
1522 s = qemu_mallocz (sizeof (*s));
1523
1524 freq = has_freq ? freq : 44100;
1525 bits = has_bits ? bits : 16;
1526 nchannels = has_channels ? nchannels : 2;
1527
1528 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1529 monitor_printf(mon, "Faied to add wave capture\n");
1530 qemu_free (s);
1531 }
1532 QLIST_INSERT_HEAD (&capture_head, s, entries);
1533 }
1534 #endif
1535
1536 #if defined(TARGET_I386)
do_inject_nmi(Monitor * mon,int cpu_index)1537 static void do_inject_nmi(Monitor *mon, int cpu_index)
1538 {
1539 CPUState *env;
1540
1541 for (env = first_cpu; env != NULL; env = env->next_cpu)
1542 if (env->cpu_index == cpu_index) {
1543 cpu_interrupt(env, CPU_INTERRUPT_NMI);
1544 break;
1545 }
1546 }
1547 #endif
1548
do_info_status(Monitor * mon)1549 static void do_info_status(Monitor *mon)
1550 {
1551 if (vm_running) {
1552 if (singlestep) {
1553 monitor_printf(mon, "VM status: running (single step mode)\n");
1554 } else {
1555 monitor_printf(mon, "VM status: running\n");
1556 }
1557 } else
1558 monitor_printf(mon, "VM status: paused\n");
1559 }
1560
1561
do_balloon(Monitor * mon,int value)1562 static void do_balloon(Monitor *mon, int value)
1563 {
1564 ram_addr_t target = value;
1565 qemu_balloon(target << 20);
1566 }
1567
do_info_balloon(Monitor * mon)1568 static void do_info_balloon(Monitor *mon)
1569 {
1570 ram_addr_t actual;
1571
1572 actual = qemu_balloon_status();
1573 if (kvm_enabled() && !kvm_has_sync_mmu())
1574 monitor_printf(mon, "Using KVM without synchronous MMU, "
1575 "ballooning disabled\n");
1576 else if (actual == 0)
1577 monitor_printf(mon, "Ballooning not activated in VM\n");
1578 else
1579 monitor_printf(mon, "balloon: actual=%d\n", (int)(actual >> 20));
1580 }
1581
do_acl(Monitor * mon,const char * command,const char * aclname,const char * match,int has_index,int index)1582 static void do_acl(Monitor *mon,
1583 const char *command,
1584 const char *aclname,
1585 const char *match,
1586 int has_index,
1587 int index)
1588 {
1589 qemu_acl *acl;
1590
1591 acl = qemu_acl_find(aclname);
1592 if (!acl) {
1593 monitor_printf(mon, "acl: unknown list '%s'\n", aclname);
1594 return;
1595 }
1596
1597 if (strcmp(command, "show") == 0) {
1598 int i = 0;
1599 qemu_acl_entry *entry;
1600 monitor_printf(mon, "policy: %s\n",
1601 acl->defaultDeny ? "deny" : "allow");
1602 QTAILQ_FOREACH(entry, &acl->entries, next) {
1603 i++;
1604 monitor_printf(mon, "%d: %s %s\n", i,
1605 entry->deny ? "deny" : "allow",
1606 entry->match);
1607 }
1608 } else if (strcmp(command, "reset") == 0) {
1609 qemu_acl_reset(acl);
1610 monitor_printf(mon, "acl: removed all rules\n");
1611 } else if (strcmp(command, "policy") == 0) {
1612 if (!match) {
1613 monitor_printf(mon, "acl: missing policy parameter\n");
1614 return;
1615 }
1616
1617 if (strcmp(match, "allow") == 0) {
1618 acl->defaultDeny = 0;
1619 monitor_printf(mon, "acl: policy set to 'allow'\n");
1620 } else if (strcmp(match, "deny") == 0) {
1621 acl->defaultDeny = 1;
1622 monitor_printf(mon, "acl: policy set to 'deny'\n");
1623 } else {
1624 monitor_printf(mon, "acl: unknown policy '%s', expected 'deny' or 'allow'\n", match);
1625 }
1626 } else if ((strcmp(command, "allow") == 0) ||
1627 (strcmp(command, "deny") == 0)) {
1628 int deny = strcmp(command, "deny") == 0 ? 1 : 0;
1629 int ret;
1630
1631 if (!match) {
1632 monitor_printf(mon, "acl: missing match parameter\n");
1633 return;
1634 }
1635
1636 if (has_index)
1637 ret = qemu_acl_insert(acl, deny, match, index);
1638 else
1639 ret = qemu_acl_append(acl, deny, match);
1640 if (ret < 0)
1641 monitor_printf(mon, "acl: unable to add acl entry\n");
1642 else
1643 monitor_printf(mon, "acl: added rule at position %d\n", ret);
1644 } else if (strcmp(command, "remove") == 0) {
1645 int ret;
1646
1647 if (!match) {
1648 monitor_printf(mon, "acl: missing match parameter\n");
1649 return;
1650 }
1651
1652 ret = qemu_acl_remove(acl, match);
1653 if (ret < 0)
1654 monitor_printf(mon, "acl: no matching acl entry\n");
1655 else
1656 monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1657 } else {
1658 monitor_printf(mon, "acl: unknown command '%s'\n", command);
1659 }
1660 }
1661
1662 static const mon_cmd_t mon_cmds[] = {
1663 #include "qemu-monitor.h"
1664 { NULL, NULL, },
1665 };
1666
1667 /* Please update qemu-monitor.hx when adding or changing commands */
1668 static const mon_cmd_t info_cmds[] = {
1669 { "version", "", do_info_version,
1670 "", "show the version of QEMU" },
1671 { "network", "", do_info_network,
1672 "", "show the network state" },
1673 { "chardev", "", qemu_chr_info,
1674 "", "show the character devices" },
1675 { "block", "", bdrv_info,
1676 "", "show the block devices" },
1677 { "blockstats", "", bdrv_info_stats,
1678 "", "show block device statistics" },
1679 { "registers", "", do_info_registers,
1680 "", "show the cpu registers" },
1681 { "cpus", "", do_info_cpus,
1682 "", "show infos for each CPU" },
1683 { "history", "", do_info_history,
1684 "", "show the command line history", },
1685 { "irq", "", irq_info,
1686 "", "show the interrupts statistics (if available)", },
1687 { "pic", "", pic_info,
1688 "", "show i8259 (PIC) state", },
1689 { "pci", "", pci_info,
1690 "", "show PCI info", },
1691 #if defined(TARGET_I386) || defined(TARGET_SH4)
1692 { "tlb", "", tlb_info,
1693 "", "show virtual to physical memory mappings", },
1694 #endif
1695 #if defined(TARGET_I386)
1696 { "mem", "", mem_info,
1697 "", "show the active virtual memory mappings", },
1698 { "hpet", "", do_info_hpet,
1699 "", "show state of HPET", },
1700 #endif
1701 { "jit", "", do_info_jit,
1702 "", "show dynamic compiler info", },
1703 { "kqemu", "", do_info_kqemu,
1704 "", "show KQEMU information", },
1705 { "kvm", "", do_info_kvm,
1706 "", "show KVM information", },
1707 { "numa", "", do_info_numa,
1708 "", "show NUMA information", },
1709 { "usb", "", usb_info,
1710 "", "show guest USB devices", },
1711 { "usbhost", "", usb_host_info,
1712 "", "show host USB devices", },
1713 { "profile", "", do_info_profile,
1714 "", "show profiling information", },
1715 { "capture", "", do_info_capture,
1716 "", "show capture information" },
1717 { "snapshots", "", do_info_snapshots,
1718 "", "show the currently saved VM snapshots" },
1719 { "status", "", do_info_status,
1720 "", "show the current VM status (running|paused)" },
1721 { "pcmcia", "", pcmcia_info,
1722 "", "show guest PCMCIA status" },
1723 { "mice", "", do_info_mice,
1724 "", "show which guest mouse is receiving events" },
1725 { "vnc", "", do_info_vnc,
1726 "", "show the vnc server status"},
1727 { "name", "", do_info_name,
1728 "", "show the current VM name" },
1729 { "uuid", "", do_info_uuid,
1730 "", "show the current VM UUID" },
1731 #if defined(TARGET_PPC)
1732 { "cpustats", "", do_info_cpu_stats,
1733 "", "show CPU statistics", },
1734 #endif
1735 #if defined(CONFIG_SLIRP)
1736 { "slirp", "", do_info_slirp,
1737 "", "show SLIRP statistics", },
1738 #endif
1739 { "migrate", "", do_info_migrate, "", "show migration status" },
1740 { "balloon", "", do_info_balloon,
1741 "", "show balloon information" },
1742 { "qtree", "", do_info_qtree,
1743 "", "show device tree" },
1744 { NULL, NULL, },
1745 };
1746
1747 /*******************************************************************/
1748
1749 static const char *pch;
1750 static jmp_buf expr_env;
1751
1752 #define MD_TLONG 0
1753 #define MD_I32 1
1754
1755 typedef struct MonitorDef {
1756 const char *name;
1757 int offset;
1758 target_long (*get_value)(const struct MonitorDef *md, int val);
1759 int type;
1760 } MonitorDef;
1761
1762 #if defined(TARGET_I386)
monitor_get_pc(const struct MonitorDef * md,int val)1763 static target_long monitor_get_pc (const struct MonitorDef *md, int val)
1764 {
1765 CPUState *env = mon_get_cpu();
1766 if (!env)
1767 return 0;
1768 return env->eip + env->segs[R_CS].base;
1769 }
1770 #endif
1771
1772 #if defined(TARGET_PPC)
monitor_get_ccr(const struct MonitorDef * md,int val)1773 static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
1774 {
1775 CPUState *env = mon_get_cpu();
1776 unsigned int u;
1777 int i;
1778
1779 if (!env)
1780 return 0;
1781
1782 u = 0;
1783 for (i = 0; i < 8; i++)
1784 u |= env->crf[i] << (32 - (4 * i));
1785
1786 return u;
1787 }
1788
monitor_get_msr(const struct MonitorDef * md,int val)1789 static target_long monitor_get_msr (const struct MonitorDef *md, int val)
1790 {
1791 CPUState *env = mon_get_cpu();
1792 if (!env)
1793 return 0;
1794 return env->msr;
1795 }
1796
monitor_get_xer(const struct MonitorDef * md,int val)1797 static target_long monitor_get_xer (const struct MonitorDef *md, int val)
1798 {
1799 CPUState *env = mon_get_cpu();
1800 if (!env)
1801 return 0;
1802 return env->xer;
1803 }
1804
monitor_get_decr(const struct MonitorDef * md,int val)1805 static target_long monitor_get_decr (const struct MonitorDef *md, int val)
1806 {
1807 CPUState *env = mon_get_cpu();
1808 if (!env)
1809 return 0;
1810 return cpu_ppc_load_decr(env);
1811 }
1812
monitor_get_tbu(const struct MonitorDef * md,int val)1813 static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
1814 {
1815 CPUState *env = mon_get_cpu();
1816 if (!env)
1817 return 0;
1818 return cpu_ppc_load_tbu(env);
1819 }
1820
monitor_get_tbl(const struct MonitorDef * md,int val)1821 static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
1822 {
1823 CPUState *env = mon_get_cpu();
1824 if (!env)
1825 return 0;
1826 return cpu_ppc_load_tbl(env);
1827 }
1828 #endif
1829
1830 #if defined(TARGET_SPARC)
1831 #ifndef TARGET_SPARC64
monitor_get_psr(const struct MonitorDef * md,int val)1832 static target_long monitor_get_psr (const struct MonitorDef *md, int val)
1833 {
1834 CPUState *env = mon_get_cpu();
1835 if (!env)
1836 return 0;
1837 return GET_PSR(env);
1838 }
1839 #endif
1840
monitor_get_reg(const struct MonitorDef * md,int val)1841 static target_long monitor_get_reg(const struct MonitorDef *md, int val)
1842 {
1843 CPUState *env = mon_get_cpu();
1844 if (!env)
1845 return 0;
1846 return env->regwptr[val];
1847 }
1848 #endif
1849
1850 static const MonitorDef monitor_defs[] = {
1851 #ifdef TARGET_I386
1852
1853 #define SEG(name, seg) \
1854 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1855 { name ".base", offsetof(CPUState, segs[seg].base) },\
1856 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1857
1858 { "eax", offsetof(CPUState, regs[0]) },
1859 { "ecx", offsetof(CPUState, regs[1]) },
1860 { "edx", offsetof(CPUState, regs[2]) },
1861 { "ebx", offsetof(CPUState, regs[3]) },
1862 { "esp|sp", offsetof(CPUState, regs[4]) },
1863 { "ebp|fp", offsetof(CPUState, regs[5]) },
1864 { "esi", offsetof(CPUState, regs[6]) },
1865 { "edi", offsetof(CPUState, regs[7]) },
1866 #ifdef TARGET_X86_64
1867 { "r8", offsetof(CPUState, regs[8]) },
1868 { "r9", offsetof(CPUState, regs[9]) },
1869 { "r10", offsetof(CPUState, regs[10]) },
1870 { "r11", offsetof(CPUState, regs[11]) },
1871 { "r12", offsetof(CPUState, regs[12]) },
1872 { "r13", offsetof(CPUState, regs[13]) },
1873 { "r14", offsetof(CPUState, regs[14]) },
1874 { "r15", offsetof(CPUState, regs[15]) },
1875 #endif
1876 { "eflags", offsetof(CPUState, eflags) },
1877 { "eip", offsetof(CPUState, eip) },
1878 SEG("cs", R_CS)
1879 SEG("ds", R_DS)
1880 SEG("es", R_ES)
1881 SEG("ss", R_SS)
1882 SEG("fs", R_FS)
1883 SEG("gs", R_GS)
1884 { "pc", 0, monitor_get_pc, },
1885 #elif defined(TARGET_PPC)
1886 /* General purpose registers */
1887 { "r0", offsetof(CPUState, gpr[0]) },
1888 { "r1", offsetof(CPUState, gpr[1]) },
1889 { "r2", offsetof(CPUState, gpr[2]) },
1890 { "r3", offsetof(CPUState, gpr[3]) },
1891 { "r4", offsetof(CPUState, gpr[4]) },
1892 { "r5", offsetof(CPUState, gpr[5]) },
1893 { "r6", offsetof(CPUState, gpr[6]) },
1894 { "r7", offsetof(CPUState, gpr[7]) },
1895 { "r8", offsetof(CPUState, gpr[8]) },
1896 { "r9", offsetof(CPUState, gpr[9]) },
1897 { "r10", offsetof(CPUState, gpr[10]) },
1898 { "r11", offsetof(CPUState, gpr[11]) },
1899 { "r12", offsetof(CPUState, gpr[12]) },
1900 { "r13", offsetof(CPUState, gpr[13]) },
1901 { "r14", offsetof(CPUState, gpr[14]) },
1902 { "r15", offsetof(CPUState, gpr[15]) },
1903 { "r16", offsetof(CPUState, gpr[16]) },
1904 { "r17", offsetof(CPUState, gpr[17]) },
1905 { "r18", offsetof(CPUState, gpr[18]) },
1906 { "r19", offsetof(CPUState, gpr[19]) },
1907 { "r20", offsetof(CPUState, gpr[20]) },
1908 { "r21", offsetof(CPUState, gpr[21]) },
1909 { "r22", offsetof(CPUState, gpr[22]) },
1910 { "r23", offsetof(CPUState, gpr[23]) },
1911 { "r24", offsetof(CPUState, gpr[24]) },
1912 { "r25", offsetof(CPUState, gpr[25]) },
1913 { "r26", offsetof(CPUState, gpr[26]) },
1914 { "r27", offsetof(CPUState, gpr[27]) },
1915 { "r28", offsetof(CPUState, gpr[28]) },
1916 { "r29", offsetof(CPUState, gpr[29]) },
1917 { "r30", offsetof(CPUState, gpr[30]) },
1918 { "r31", offsetof(CPUState, gpr[31]) },
1919 /* Floating point registers */
1920 { "f0", offsetof(CPUState, fpr[0]) },
1921 { "f1", offsetof(CPUState, fpr[1]) },
1922 { "f2", offsetof(CPUState, fpr[2]) },
1923 { "f3", offsetof(CPUState, fpr[3]) },
1924 { "f4", offsetof(CPUState, fpr[4]) },
1925 { "f5", offsetof(CPUState, fpr[5]) },
1926 { "f6", offsetof(CPUState, fpr[6]) },
1927 { "f7", offsetof(CPUState, fpr[7]) },
1928 { "f8", offsetof(CPUState, fpr[8]) },
1929 { "f9", offsetof(CPUState, fpr[9]) },
1930 { "f10", offsetof(CPUState, fpr[10]) },
1931 { "f11", offsetof(CPUState, fpr[11]) },
1932 { "f12", offsetof(CPUState, fpr[12]) },
1933 { "f13", offsetof(CPUState, fpr[13]) },
1934 { "f14", offsetof(CPUState, fpr[14]) },
1935 { "f15", offsetof(CPUState, fpr[15]) },
1936 { "f16", offsetof(CPUState, fpr[16]) },
1937 { "f17", offsetof(CPUState, fpr[17]) },
1938 { "f18", offsetof(CPUState, fpr[18]) },
1939 { "f19", offsetof(CPUState, fpr[19]) },
1940 { "f20", offsetof(CPUState, fpr[20]) },
1941 { "f21", offsetof(CPUState, fpr[21]) },
1942 { "f22", offsetof(CPUState, fpr[22]) },
1943 { "f23", offsetof(CPUState, fpr[23]) },
1944 { "f24", offsetof(CPUState, fpr[24]) },
1945 { "f25", offsetof(CPUState, fpr[25]) },
1946 { "f26", offsetof(CPUState, fpr[26]) },
1947 { "f27", offsetof(CPUState, fpr[27]) },
1948 { "f28", offsetof(CPUState, fpr[28]) },
1949 { "f29", offsetof(CPUState, fpr[29]) },
1950 { "f30", offsetof(CPUState, fpr[30]) },
1951 { "f31", offsetof(CPUState, fpr[31]) },
1952 { "fpscr", offsetof(CPUState, fpscr) },
1953 /* Next instruction pointer */
1954 { "nip|pc", offsetof(CPUState, nip) },
1955 { "lr", offsetof(CPUState, lr) },
1956 { "ctr", offsetof(CPUState, ctr) },
1957 { "decr", 0, &monitor_get_decr, },
1958 { "ccr", 0, &monitor_get_ccr, },
1959 /* Machine state register */
1960 { "msr", 0, &monitor_get_msr, },
1961 { "xer", 0, &monitor_get_xer, },
1962 { "tbu", 0, &monitor_get_tbu, },
1963 { "tbl", 0, &monitor_get_tbl, },
1964 #if defined(TARGET_PPC64)
1965 /* Address space register */
1966 { "asr", offsetof(CPUState, asr) },
1967 #endif
1968 /* Segment registers */
1969 { "sdr1", offsetof(CPUState, sdr1) },
1970 { "sr0", offsetof(CPUState, sr[0]) },
1971 { "sr1", offsetof(CPUState, sr[1]) },
1972 { "sr2", offsetof(CPUState, sr[2]) },
1973 { "sr3", offsetof(CPUState, sr[3]) },
1974 { "sr4", offsetof(CPUState, sr[4]) },
1975 { "sr5", offsetof(CPUState, sr[5]) },
1976 { "sr6", offsetof(CPUState, sr[6]) },
1977 { "sr7", offsetof(CPUState, sr[7]) },
1978 { "sr8", offsetof(CPUState, sr[8]) },
1979 { "sr9", offsetof(CPUState, sr[9]) },
1980 { "sr10", offsetof(CPUState, sr[10]) },
1981 { "sr11", offsetof(CPUState, sr[11]) },
1982 { "sr12", offsetof(CPUState, sr[12]) },
1983 { "sr13", offsetof(CPUState, sr[13]) },
1984 { "sr14", offsetof(CPUState, sr[14]) },
1985 { "sr15", offsetof(CPUState, sr[15]) },
1986 /* Too lazy to put BATs and SPRs ... */
1987 #elif defined(TARGET_SPARC)
1988 { "g0", offsetof(CPUState, gregs[0]) },
1989 { "g1", offsetof(CPUState, gregs[1]) },
1990 { "g2", offsetof(CPUState, gregs[2]) },
1991 { "g3", offsetof(CPUState, gregs[3]) },
1992 { "g4", offsetof(CPUState, gregs[4]) },
1993 { "g5", offsetof(CPUState, gregs[5]) },
1994 { "g6", offsetof(CPUState, gregs[6]) },
1995 { "g7", offsetof(CPUState, gregs[7]) },
1996 { "o0", 0, monitor_get_reg },
1997 { "o1", 1, monitor_get_reg },
1998 { "o2", 2, monitor_get_reg },
1999 { "o3", 3, monitor_get_reg },
2000 { "o4", 4, monitor_get_reg },
2001 { "o5", 5, monitor_get_reg },
2002 { "o6", 6, monitor_get_reg },
2003 { "o7", 7, monitor_get_reg },
2004 { "l0", 8, monitor_get_reg },
2005 { "l1", 9, monitor_get_reg },
2006 { "l2", 10, monitor_get_reg },
2007 { "l3", 11, monitor_get_reg },
2008 { "l4", 12, monitor_get_reg },
2009 { "l5", 13, monitor_get_reg },
2010 { "l6", 14, monitor_get_reg },
2011 { "l7", 15, monitor_get_reg },
2012 { "i0", 16, monitor_get_reg },
2013 { "i1", 17, monitor_get_reg },
2014 { "i2", 18, monitor_get_reg },
2015 { "i3", 19, monitor_get_reg },
2016 { "i4", 20, monitor_get_reg },
2017 { "i5", 21, monitor_get_reg },
2018 { "i6", 22, monitor_get_reg },
2019 { "i7", 23, monitor_get_reg },
2020 { "pc", offsetof(CPUState, pc) },
2021 { "npc", offsetof(CPUState, npc) },
2022 { "y", offsetof(CPUState, y) },
2023 #ifndef TARGET_SPARC64
2024 { "psr", 0, &monitor_get_psr, },
2025 { "wim", offsetof(CPUState, wim) },
2026 #endif
2027 { "tbr", offsetof(CPUState, tbr) },
2028 { "fsr", offsetof(CPUState, fsr) },
2029 { "f0", offsetof(CPUState, fpr[0]) },
2030 { "f1", offsetof(CPUState, fpr[1]) },
2031 { "f2", offsetof(CPUState, fpr[2]) },
2032 { "f3", offsetof(CPUState, fpr[3]) },
2033 { "f4", offsetof(CPUState, fpr[4]) },
2034 { "f5", offsetof(CPUState, fpr[5]) },
2035 { "f6", offsetof(CPUState, fpr[6]) },
2036 { "f7", offsetof(CPUState, fpr[7]) },
2037 { "f8", offsetof(CPUState, fpr[8]) },
2038 { "f9", offsetof(CPUState, fpr[9]) },
2039 { "f10", offsetof(CPUState, fpr[10]) },
2040 { "f11", offsetof(CPUState, fpr[11]) },
2041 { "f12", offsetof(CPUState, fpr[12]) },
2042 { "f13", offsetof(CPUState, fpr[13]) },
2043 { "f14", offsetof(CPUState, fpr[14]) },
2044 { "f15", offsetof(CPUState, fpr[15]) },
2045 { "f16", offsetof(CPUState, fpr[16]) },
2046 { "f17", offsetof(CPUState, fpr[17]) },
2047 { "f18", offsetof(CPUState, fpr[18]) },
2048 { "f19", offsetof(CPUState, fpr[19]) },
2049 { "f20", offsetof(CPUState, fpr[20]) },
2050 { "f21", offsetof(CPUState, fpr[21]) },
2051 { "f22", offsetof(CPUState, fpr[22]) },
2052 { "f23", offsetof(CPUState, fpr[23]) },
2053 { "f24", offsetof(CPUState, fpr[24]) },
2054 { "f25", offsetof(CPUState, fpr[25]) },
2055 { "f26", offsetof(CPUState, fpr[26]) },
2056 { "f27", offsetof(CPUState, fpr[27]) },
2057 { "f28", offsetof(CPUState, fpr[28]) },
2058 { "f29", offsetof(CPUState, fpr[29]) },
2059 { "f30", offsetof(CPUState, fpr[30]) },
2060 { "f31", offsetof(CPUState, fpr[31]) },
2061 #ifdef TARGET_SPARC64
2062 { "f32", offsetof(CPUState, fpr[32]) },
2063 { "f34", offsetof(CPUState, fpr[34]) },
2064 { "f36", offsetof(CPUState, fpr[36]) },
2065 { "f38", offsetof(CPUState, fpr[38]) },
2066 { "f40", offsetof(CPUState, fpr[40]) },
2067 { "f42", offsetof(CPUState, fpr[42]) },
2068 { "f44", offsetof(CPUState, fpr[44]) },
2069 { "f46", offsetof(CPUState, fpr[46]) },
2070 { "f48", offsetof(CPUState, fpr[48]) },
2071 { "f50", offsetof(CPUState, fpr[50]) },
2072 { "f52", offsetof(CPUState, fpr[52]) },
2073 { "f54", offsetof(CPUState, fpr[54]) },
2074 { "f56", offsetof(CPUState, fpr[56]) },
2075 { "f58", offsetof(CPUState, fpr[58]) },
2076 { "f60", offsetof(CPUState, fpr[60]) },
2077 { "f62", offsetof(CPUState, fpr[62]) },
2078 { "asi", offsetof(CPUState, asi) },
2079 { "pstate", offsetof(CPUState, pstate) },
2080 { "cansave", offsetof(CPUState, cansave) },
2081 { "canrestore", offsetof(CPUState, canrestore) },
2082 { "otherwin", offsetof(CPUState, otherwin) },
2083 { "wstate", offsetof(CPUState, wstate) },
2084 { "cleanwin", offsetof(CPUState, cleanwin) },
2085 { "fprs", offsetof(CPUState, fprs) },
2086 #endif
2087 #endif
2088 { NULL },
2089 };
2090
expr_error(Monitor * mon,const char * msg)2091 static void expr_error(Monitor *mon, const char *msg)
2092 {
2093 monitor_printf(mon, "%s\n", msg);
2094 longjmp(expr_env, 1);
2095 }
2096
2097 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
get_monitor_def(target_long * pval,const char * name)2098 static int get_monitor_def(target_long *pval, const char *name)
2099 {
2100 const MonitorDef *md;
2101 void *ptr;
2102
2103 for(md = monitor_defs; md->name != NULL; md++) {
2104 if (compare_cmd(name, md->name)) {
2105 if (md->get_value) {
2106 *pval = md->get_value(md, md->offset);
2107 } else {
2108 CPUState *env = mon_get_cpu();
2109 if (!env)
2110 return -2;
2111 ptr = (uint8_t *)env + md->offset;
2112 switch(md->type) {
2113 case MD_I32:
2114 *pval = *(int32_t *)ptr;
2115 break;
2116 case MD_TLONG:
2117 *pval = *(target_long *)ptr;
2118 break;
2119 default:
2120 *pval = 0;
2121 break;
2122 }
2123 }
2124 return 0;
2125 }
2126 }
2127 return -1;
2128 }
2129
next(void)2130 static void next(void)
2131 {
2132 if (pch != '\0') {
2133 pch++;
2134 while (qemu_isspace(*pch))
2135 pch++;
2136 }
2137 }
2138
2139 static int64_t expr_sum(Monitor *mon);
2140
expr_unary(Monitor * mon)2141 static int64_t expr_unary(Monitor *mon)
2142 {
2143 int64_t n;
2144 char *p;
2145 int ret;
2146
2147 switch(*pch) {
2148 case '+':
2149 next();
2150 n = expr_unary(mon);
2151 break;
2152 case '-':
2153 next();
2154 n = -expr_unary(mon);
2155 break;
2156 case '~':
2157 next();
2158 n = ~expr_unary(mon);
2159 break;
2160 case '(':
2161 next();
2162 n = expr_sum(mon);
2163 if (*pch != ')') {
2164 expr_error(mon, "')' expected");
2165 }
2166 next();
2167 break;
2168 case '\'':
2169 pch++;
2170 if (*pch == '\0')
2171 expr_error(mon, "character constant expected");
2172 n = *pch;
2173 pch++;
2174 if (*pch != '\'')
2175 expr_error(mon, "missing terminating \' character");
2176 next();
2177 break;
2178 case '$':
2179 {
2180 char buf[128], *q;
2181 target_long reg=0;
2182
2183 pch++;
2184 q = buf;
2185 while ((*pch >= 'a' && *pch <= 'z') ||
2186 (*pch >= 'A' && *pch <= 'Z') ||
2187 (*pch >= '0' && *pch <= '9') ||
2188 *pch == '_' || *pch == '.') {
2189 if ((q - buf) < sizeof(buf) - 1)
2190 *q++ = *pch;
2191 pch++;
2192 }
2193 while (qemu_isspace(*pch))
2194 pch++;
2195 *q = 0;
2196 ret = get_monitor_def(®, buf);
2197 if (ret == -1)
2198 expr_error(mon, "unknown register");
2199 else if (ret == -2)
2200 expr_error(mon, "no cpu defined");
2201 n = reg;
2202 }
2203 break;
2204 case '\0':
2205 expr_error(mon, "unexpected end of expression");
2206 n = 0;
2207 break;
2208 default:
2209 #if TARGET_PHYS_ADDR_BITS > 32
2210 n = strtoull(pch, &p, 0);
2211 #else
2212 n = strtoul(pch, &p, 0);
2213 #endif
2214 if (pch == p) {
2215 expr_error(mon, "invalid char in expression");
2216 }
2217 pch = p;
2218 while (qemu_isspace(*pch))
2219 pch++;
2220 break;
2221 }
2222 return n;
2223 }
2224
2225
expr_prod(Monitor * mon)2226 static int64_t expr_prod(Monitor *mon)
2227 {
2228 int64_t val, val2;
2229 int op;
2230
2231 val = expr_unary(mon);
2232 for(;;) {
2233 op = *pch;
2234 if (op != '*' && op != '/' && op != '%')
2235 break;
2236 next();
2237 val2 = expr_unary(mon);
2238 switch(op) {
2239 default:
2240 case '*':
2241 val *= val2;
2242 break;
2243 case '/':
2244 case '%':
2245 if (val2 == 0)
2246 expr_error(mon, "division by zero");
2247 if (op == '/')
2248 val /= val2;
2249 else
2250 val %= val2;
2251 break;
2252 }
2253 }
2254 return val;
2255 }
2256
expr_logic(Monitor * mon)2257 static int64_t expr_logic(Monitor *mon)
2258 {
2259 int64_t val, val2;
2260 int op;
2261
2262 val = expr_prod(mon);
2263 for(;;) {
2264 op = *pch;
2265 if (op != '&' && op != '|' && op != '^')
2266 break;
2267 next();
2268 val2 = expr_prod(mon);
2269 switch(op) {
2270 default:
2271 case '&':
2272 val &= val2;
2273 break;
2274 case '|':
2275 val |= val2;
2276 break;
2277 case '^':
2278 val ^= val2;
2279 break;
2280 }
2281 }
2282 return val;
2283 }
2284
expr_sum(Monitor * mon)2285 static int64_t expr_sum(Monitor *mon)
2286 {
2287 int64_t val, val2;
2288 int op;
2289
2290 val = expr_logic(mon);
2291 for(;;) {
2292 op = *pch;
2293 if (op != '+' && op != '-')
2294 break;
2295 next();
2296 val2 = expr_logic(mon);
2297 if (op == '+')
2298 val += val2;
2299 else
2300 val -= val2;
2301 }
2302 return val;
2303 }
2304
get_expr(Monitor * mon,int64_t * pval,const char ** pp)2305 static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2306 {
2307 pch = *pp;
2308 if (setjmp(expr_env)) {
2309 *pp = pch;
2310 return -1;
2311 }
2312 while (qemu_isspace(*pch))
2313 pch++;
2314 *pval = expr_sum(mon);
2315 *pp = pch;
2316 return 0;
2317 }
2318
get_str(char * buf,int buf_size,const char ** pp)2319 static int get_str(char *buf, int buf_size, const char **pp)
2320 {
2321 const char *p;
2322 char *q;
2323 int c;
2324
2325 q = buf;
2326 p = *pp;
2327 while (qemu_isspace(*p))
2328 p++;
2329 if (*p == '\0') {
2330 fail:
2331 *q = '\0';
2332 *pp = p;
2333 return -1;
2334 }
2335 if (*p == '\"') {
2336 p++;
2337 while (*p != '\0' && *p != '\"') {
2338 if (*p == '\\') {
2339 p++;
2340 c = *p++;
2341 switch(c) {
2342 case 'n':
2343 c = '\n';
2344 break;
2345 case 'r':
2346 c = '\r';
2347 break;
2348 case '\\':
2349 case '\'':
2350 case '\"':
2351 break;
2352 default:
2353 qemu_printf("unsupported escape code: '\\%c'\n", c);
2354 goto fail;
2355 }
2356 if ((q - buf) < buf_size - 1) {
2357 *q++ = c;
2358 }
2359 } else {
2360 if ((q - buf) < buf_size - 1) {
2361 *q++ = *p;
2362 }
2363 p++;
2364 }
2365 }
2366 if (*p != '\"') {
2367 qemu_printf("unterminated string\n");
2368 goto fail;
2369 }
2370 p++;
2371 } else {
2372 while (*p != '\0' && !qemu_isspace(*p)) {
2373 if ((q - buf) < buf_size - 1) {
2374 *q++ = *p;
2375 }
2376 p++;
2377 }
2378 }
2379 *q = '\0';
2380 *pp = p;
2381 return 0;
2382 }
2383
2384 /*
2385 * Store the command-name in cmdname, and return a pointer to
2386 * the remaining of the command string.
2387 */
get_command_name(const char * cmdline,char * cmdname,size_t nlen)2388 static const char *get_command_name(const char *cmdline,
2389 char *cmdname, size_t nlen)
2390 {
2391 size_t len;
2392 const char *p, *pstart;
2393
2394 p = cmdline;
2395 while (qemu_isspace(*p))
2396 p++;
2397 if (*p == '\0')
2398 return NULL;
2399 pstart = p;
2400 while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
2401 p++;
2402 len = p - pstart;
2403 if (len > nlen - 1)
2404 len = nlen - 1;
2405 memcpy(cmdname, pstart, len);
2406 cmdname[len] = '\0';
2407 return p;
2408 }
2409
2410 static int default_fmt_format = 'x';
2411 static int default_fmt_size = 4;
2412
2413 #define MAX_ARGS 16
2414
monitor_handle_command(Monitor * mon,const char * cmdline)2415 static void monitor_handle_command(Monitor *mon, const char *cmdline)
2416 {
2417 const char *p, *typestr;
2418 int c, nb_args, i, has_arg;
2419 const mon_cmd_t *cmd;
2420 char cmdname[256];
2421 char buf[1024];
2422 void *str_allocated[MAX_ARGS];
2423 void *args[MAX_ARGS];
2424 void (*handler_0)(Monitor *mon);
2425 void (*handler_1)(Monitor *mon, void *arg0);
2426 void (*handler_2)(Monitor *mon, void *arg0, void *arg1);
2427 void (*handler_3)(Monitor *mon, void *arg0, void *arg1, void *arg2);
2428 void (*handler_4)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2429 void *arg3);
2430 void (*handler_5)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2431 void *arg3, void *arg4);
2432 void (*handler_6)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2433 void *arg3, void *arg4, void *arg5);
2434 void (*handler_7)(Monitor *mon, void *arg0, void *arg1, void *arg2,
2435 void *arg3, void *arg4, void *arg5, void *arg6);
2436
2437 #ifdef DEBUG
2438 monitor_printf(mon, "command='%s'\n", cmdline);
2439 #endif
2440
2441 /* extract the command name */
2442 p = get_command_name(cmdline, cmdname, sizeof(cmdname));
2443 if (!p)
2444 return;
2445
2446 /* find the command */
2447 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2448 if (compare_cmd(cmdname, cmd->name))
2449 break;
2450 }
2451
2452 if (cmd->name == NULL) {
2453 monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2454 return;
2455 }
2456
2457 for(i = 0; i < MAX_ARGS; i++)
2458 str_allocated[i] = NULL;
2459
2460 /* parse the parameters */
2461 typestr = cmd->args_type;
2462 nb_args = 0;
2463 for(;;) {
2464 c = *typestr;
2465 if (c == '\0')
2466 break;
2467 typestr++;
2468 switch(c) {
2469 case 'F':
2470 case 'B':
2471 case 's':
2472 {
2473 int ret;
2474 char *str;
2475
2476 while (qemu_isspace(*p))
2477 p++;
2478 if (*typestr == '?') {
2479 typestr++;
2480 if (*p == '\0') {
2481 /* no optional string: NULL argument */
2482 str = NULL;
2483 goto add_str;
2484 }
2485 }
2486 ret = get_str(buf, sizeof(buf), &p);
2487 if (ret < 0) {
2488 switch(c) {
2489 case 'F':
2490 monitor_printf(mon, "%s: filename expected\n",
2491 cmdname);
2492 break;
2493 case 'B':
2494 monitor_printf(mon, "%s: block device name expected\n",
2495 cmdname);
2496 break;
2497 default:
2498 monitor_printf(mon, "%s: string expected\n", cmdname);
2499 break;
2500 }
2501 goto fail;
2502 }
2503 str = qemu_malloc(strlen(buf) + 1);
2504 pstrcpy(str, sizeof(buf), buf);
2505 str_allocated[nb_args] = str;
2506 add_str:
2507 if (nb_args >= MAX_ARGS) {
2508 error_args:
2509 monitor_printf(mon, "%s: too many arguments\n", cmdname);
2510 goto fail;
2511 }
2512 args[nb_args++] = str;
2513 }
2514 break;
2515 case '/':
2516 {
2517 int count, format, size;
2518
2519 while (qemu_isspace(*p))
2520 p++;
2521 if (*p == '/') {
2522 /* format found */
2523 p++;
2524 count = 1;
2525 if (qemu_isdigit(*p)) {
2526 count = 0;
2527 while (qemu_isdigit(*p)) {
2528 count = count * 10 + (*p - '0');
2529 p++;
2530 }
2531 }
2532 size = -1;
2533 format = -1;
2534 for(;;) {
2535 switch(*p) {
2536 case 'o':
2537 case 'd':
2538 case 'u':
2539 case 'x':
2540 case 'i':
2541 case 'c':
2542 format = *p++;
2543 break;
2544 case 'b':
2545 size = 1;
2546 p++;
2547 break;
2548 case 'h':
2549 size = 2;
2550 p++;
2551 break;
2552 case 'w':
2553 size = 4;
2554 p++;
2555 break;
2556 case 'g':
2557 case 'L':
2558 size = 8;
2559 p++;
2560 break;
2561 default:
2562 goto next;
2563 }
2564 }
2565 next:
2566 if (*p != '\0' && !qemu_isspace(*p)) {
2567 monitor_printf(mon, "invalid char in format: '%c'\n",
2568 *p);
2569 goto fail;
2570 }
2571 if (format < 0)
2572 format = default_fmt_format;
2573 if (format != 'i') {
2574 /* for 'i', not specifying a size gives -1 as size */
2575 if (size < 0)
2576 size = default_fmt_size;
2577 default_fmt_size = size;
2578 }
2579 default_fmt_format = format;
2580 } else {
2581 count = 1;
2582 format = default_fmt_format;
2583 if (format != 'i') {
2584 size = default_fmt_size;
2585 } else {
2586 size = -1;
2587 }
2588 }
2589 if (nb_args + 3 > MAX_ARGS)
2590 goto error_args;
2591 args[nb_args++] = (void*)(long)count;
2592 args[nb_args++] = (void*)(long)format;
2593 args[nb_args++] = (void*)(long)size;
2594 }
2595 break;
2596 case 'i':
2597 case 'l':
2598 {
2599 int64_t val;
2600
2601 while (qemu_isspace(*p))
2602 p++;
2603 if (*typestr == '?' || *typestr == '.') {
2604 if (*typestr == '?') {
2605 if (*p == '\0')
2606 has_arg = 0;
2607 else
2608 has_arg = 1;
2609 } else {
2610 if (*p == '.') {
2611 p++;
2612 while (qemu_isspace(*p))
2613 p++;
2614 has_arg = 1;
2615 } else {
2616 has_arg = 0;
2617 }
2618 }
2619 typestr++;
2620 if (nb_args >= MAX_ARGS)
2621 goto error_args;
2622 args[nb_args++] = (void *)(long)has_arg;
2623 if (!has_arg) {
2624 if (nb_args >= MAX_ARGS)
2625 goto error_args;
2626 val = -1;
2627 goto add_num;
2628 }
2629 }
2630 if (get_expr(mon, &val, &p))
2631 goto fail;
2632 add_num:
2633 if (c == 'i') {
2634 if (nb_args >= MAX_ARGS)
2635 goto error_args;
2636 args[nb_args++] = (void *)(long)val;
2637 } else {
2638 if ((nb_args + 1) >= MAX_ARGS)
2639 goto error_args;
2640 #if TARGET_PHYS_ADDR_BITS > 32
2641 args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2642 #else
2643 args[nb_args++] = (void *)0;
2644 #endif
2645 args[nb_args++] = (void *)(long)(val & 0xffffffff);
2646 }
2647 }
2648 break;
2649 case '-':
2650 {
2651 int has_option;
2652 /* option */
2653
2654 c = *typestr++;
2655 if (c == '\0')
2656 goto bad_type;
2657 while (qemu_isspace(*p))
2658 p++;
2659 has_option = 0;
2660 if (*p == '-') {
2661 p++;
2662 if (*p != c) {
2663 monitor_printf(mon, "%s: unsupported option -%c\n",
2664 cmdname, *p);
2665 goto fail;
2666 }
2667 p++;
2668 has_option = 1;
2669 }
2670 if (nb_args >= MAX_ARGS)
2671 goto error_args;
2672 args[nb_args++] = (void *)(long)has_option;
2673 }
2674 break;
2675 default:
2676 bad_type:
2677 monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
2678 goto fail;
2679 }
2680 }
2681 /* check that all arguments were parsed */
2682 while (qemu_isspace(*p))
2683 p++;
2684 if (*p != '\0') {
2685 monitor_printf(mon, "%s: extraneous characters at the end of line\n",
2686 cmdname);
2687 goto fail;
2688 }
2689
2690 switch(nb_args) {
2691 case 0:
2692 handler_0 = cmd->handler;
2693 handler_0(mon);
2694 break;
2695 case 1:
2696 handler_1 = cmd->handler;
2697 handler_1(mon, args[0]);
2698 break;
2699 case 2:
2700 handler_2 = cmd->handler;
2701 handler_2(mon, args[0], args[1]);
2702 break;
2703 case 3:
2704 handler_3 = cmd->handler;
2705 handler_3(mon, args[0], args[1], args[2]);
2706 break;
2707 case 4:
2708 handler_4 = cmd->handler;
2709 handler_4(mon, args[0], args[1], args[2], args[3]);
2710 break;
2711 case 5:
2712 handler_5 = cmd->handler;
2713 handler_5(mon, args[0], args[1], args[2], args[3], args[4]);
2714 break;
2715 case 6:
2716 handler_6 = cmd->handler;
2717 handler_6(mon, args[0], args[1], args[2], args[3], args[4], args[5]);
2718 break;
2719 case 7:
2720 handler_7 = cmd->handler;
2721 handler_7(mon, args[0], args[1], args[2], args[3], args[4], args[5],
2722 args[6]);
2723 break;
2724 default:
2725 monitor_printf(mon, "unsupported number of arguments: %d\n", nb_args);
2726 goto fail;
2727 }
2728 fail:
2729 for(i = 0; i < MAX_ARGS; i++)
2730 qemu_free(str_allocated[i]);
2731 }
2732
cmd_completion(const char * name,const char * list)2733 static void cmd_completion(const char *name, const char *list)
2734 {
2735 const char *p, *pstart;
2736 char cmd[128];
2737 int len;
2738
2739 p = list;
2740 for(;;) {
2741 pstart = p;
2742 p = strchr(p, '|');
2743 if (!p)
2744 p = pstart + strlen(pstart);
2745 len = p - pstart;
2746 if (len > sizeof(cmd) - 2)
2747 len = sizeof(cmd) - 2;
2748 memcpy(cmd, pstart, len);
2749 cmd[len] = '\0';
2750 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2751 readline_add_completion(cur_mon->rs, cmd);
2752 }
2753 if (*p == '\0')
2754 break;
2755 p++;
2756 }
2757 }
2758
file_completion(const char * input)2759 static void file_completion(const char *input)
2760 {
2761 DIR *ffs;
2762 struct dirent *d;
2763 char path[1024];
2764 char file[1024], file_prefix[1024];
2765 int input_path_len;
2766 const char *p;
2767
2768 p = strrchr(input, '/');
2769 if (!p) {
2770 input_path_len = 0;
2771 pstrcpy(file_prefix, sizeof(file_prefix), input);
2772 pstrcpy(path, sizeof(path), ".");
2773 } else {
2774 input_path_len = p - input + 1;
2775 memcpy(path, input, input_path_len);
2776 if (input_path_len > sizeof(path) - 1)
2777 input_path_len = sizeof(path) - 1;
2778 path[input_path_len] = '\0';
2779 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2780 }
2781 #ifdef DEBUG_COMPLETION
2782 monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
2783 input, path, file_prefix);
2784 #endif
2785 ffs = opendir(path);
2786 if (!ffs)
2787 return;
2788 for(;;) {
2789 struct stat sb;
2790 d = readdir(ffs);
2791 if (!d)
2792 break;
2793 if (strstart(d->d_name, file_prefix, NULL)) {
2794 memcpy(file, input, input_path_len);
2795 if (input_path_len < sizeof(file))
2796 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2797 d->d_name);
2798 /* stat the file to find out if it's a directory.
2799 * In that case add a slash to speed up typing long paths
2800 */
2801 stat(file, &sb);
2802 if(S_ISDIR(sb.st_mode))
2803 pstrcat(file, sizeof(file), "/");
2804 readline_add_completion(cur_mon->rs, file);
2805 }
2806 }
2807 closedir(ffs);
2808 }
2809
block_completion_it(void * opaque,BlockDriverState * bs)2810 static void block_completion_it(void *opaque, BlockDriverState *bs)
2811 {
2812 const char *name = bdrv_get_device_name(bs);
2813 const char *input = opaque;
2814
2815 if (input[0] == '\0' ||
2816 !strncmp(name, (char *)input, strlen(input))) {
2817 readline_add_completion(cur_mon->rs, name);
2818 }
2819 }
2820
2821 /* NOTE: this parser is an approximate form of the real command parser */
parse_cmdline(const char * cmdline,int * pnb_args,char ** args)2822 static void parse_cmdline(const char *cmdline,
2823 int *pnb_args, char **args)
2824 {
2825 const char *p;
2826 int nb_args, ret;
2827 char buf[1024];
2828
2829 p = cmdline;
2830 nb_args = 0;
2831 for(;;) {
2832 while (qemu_isspace(*p))
2833 p++;
2834 if (*p == '\0')
2835 break;
2836 if (nb_args >= MAX_ARGS)
2837 break;
2838 ret = get_str(buf, sizeof(buf), &p);
2839 args[nb_args] = qemu_strdup(buf);
2840 nb_args++;
2841 if (ret < 0)
2842 break;
2843 }
2844 *pnb_args = nb_args;
2845 }
2846
monitor_find_completion(const char * cmdline)2847 static void monitor_find_completion(const char *cmdline)
2848 {
2849 const char *cmdname;
2850 char *args[MAX_ARGS];
2851 int nb_args, i, len;
2852 const char *ptype, *str;
2853 const mon_cmd_t *cmd;
2854 const KeyDef *key;
2855
2856 parse_cmdline(cmdline, &nb_args, args);
2857 #ifdef DEBUG_COMPLETION
2858 for(i = 0; i < nb_args; i++) {
2859 monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
2860 }
2861 #endif
2862
2863 /* if the line ends with a space, it means we want to complete the
2864 next arg */
2865 len = strlen(cmdline);
2866 if (len > 0 && qemu_isspace(cmdline[len - 1])) {
2867 if (nb_args >= MAX_ARGS)
2868 return;
2869 args[nb_args++] = qemu_strdup("");
2870 }
2871 if (nb_args <= 1) {
2872 /* command completion */
2873 if (nb_args == 0)
2874 cmdname = "";
2875 else
2876 cmdname = args[0];
2877 readline_set_completion_index(cur_mon->rs, strlen(cmdname));
2878 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2879 cmd_completion(cmdname, cmd->name);
2880 }
2881 } else {
2882 /* find the command */
2883 for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
2884 if (compare_cmd(args[0], cmd->name))
2885 goto found;
2886 }
2887 return;
2888 found:
2889 ptype = cmd->args_type;
2890 for(i = 0; i < nb_args - 2; i++) {
2891 if (*ptype != '\0') {
2892 ptype++;
2893 while (*ptype == '?')
2894 ptype++;
2895 }
2896 }
2897 str = args[nb_args - 1];
2898 switch(*ptype) {
2899 case 'F':
2900 /* file completion */
2901 readline_set_completion_index(cur_mon->rs, strlen(str));
2902 file_completion(str);
2903 break;
2904 case 'B':
2905 /* block device name completion */
2906 readline_set_completion_index(cur_mon->rs, strlen(str));
2907 bdrv_iterate(block_completion_it, (void *)str);
2908 break;
2909 case 's':
2910 /* XXX: more generic ? */
2911 if (!strcmp(cmd->name, "info")) {
2912 readline_set_completion_index(cur_mon->rs, strlen(str));
2913 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2914 cmd_completion(str, cmd->name);
2915 }
2916 } else if (!strcmp(cmd->name, "sendkey")) {
2917 char *sep = strrchr(str, '-');
2918 if (sep)
2919 str = sep + 1;
2920 readline_set_completion_index(cur_mon->rs, strlen(str));
2921 for(key = key_defs; key->name != NULL; key++) {
2922 cmd_completion(str, key->name);
2923 }
2924 }
2925 break;
2926 default:
2927 break;
2928 }
2929 }
2930 for(i = 0; i < nb_args; i++)
2931 qemu_free(args[i]);
2932 }
2933
monitor_can_read(void * opaque)2934 static int monitor_can_read(void *opaque)
2935 {
2936 Monitor *mon = opaque;
2937
2938 return (mon->suspend_cnt == 0) ? 128 : 0;
2939 }
2940
monitor_read(void * opaque,const uint8_t * buf,int size)2941 static void monitor_read(void *opaque, const uint8_t *buf, int size)
2942 {
2943 Monitor *old_mon = cur_mon;
2944 int i;
2945
2946 cur_mon = opaque;
2947
2948 if (cur_mon->rs) {
2949 for (i = 0; i < size; i++)
2950 readline_handle_byte(cur_mon->rs, buf[i]);
2951 } else {
2952 if (size == 0 || buf[size - 1] != 0)
2953 monitor_printf(cur_mon, "corrupted command\n");
2954 else
2955 monitor_handle_command(cur_mon, (char *)buf);
2956 }
2957
2958 cur_mon = old_mon;
2959 }
2960
monitor_command_cb(Monitor * mon,const char * cmdline,void * opaque)2961 static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
2962 {
2963 monitor_suspend(mon);
2964 monitor_handle_command(mon, cmdline);
2965 monitor_resume(mon);
2966 }
2967
monitor_suspend(Monitor * mon)2968 int monitor_suspend(Monitor *mon)
2969 {
2970 if (!mon->rs)
2971 return -ENOTTY;
2972 mon->suspend_cnt++;
2973 return 0;
2974 }
2975
monitor_resume(Monitor * mon)2976 void monitor_resume(Monitor *mon)
2977 {
2978 if (!mon->rs)
2979 return;
2980 if (--mon->suspend_cnt == 0)
2981 readline_show_prompt(mon->rs);
2982 }
2983
monitor_event(void * opaque,int event)2984 static void monitor_event(void *opaque, int event)
2985 {
2986 Monitor *mon = opaque;
2987
2988 switch (event) {
2989 case CHR_EVENT_MUX_IN:
2990 readline_restart(mon->rs);
2991 monitor_resume(mon);
2992 monitor_flush(mon);
2993 break;
2994
2995 case CHR_EVENT_MUX_OUT:
2996 if (mon->suspend_cnt == 0)
2997 monitor_printf(mon, "\n");
2998 monitor_flush(mon);
2999 monitor_suspend(mon);
3000 break;
3001
3002 case CHR_EVENT_OPENED:
3003 monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
3004 "information\n", QEMU_VERSION);
3005 if (mon->chr->focus == 0)
3006 readline_show_prompt(mon->rs);
3007 break;
3008 }
3009 }
3010
3011
3012 /*
3013 * Local variables:
3014 * c-indent-level: 4
3015 * c-basic-offset: 4
3016 * tab-width: 8
3017 * End:
3018 */
3019
monitor_init(CharDriverState * chr,int flags)3020 void monitor_init(CharDriverState *chr, int flags)
3021 {
3022 static int is_first_init = 1;
3023 Monitor *mon;
3024
3025 if (is_first_init) {
3026 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
3027 is_first_init = 0;
3028 }
3029
3030 mon = qemu_mallocz(sizeof(*mon));
3031
3032 mon->chr = chr;
3033 mon->flags = flags;
3034 if (mon->chr->focus != 0)
3035 mon->suspend_cnt = 1; /* mux'ed monitors start suspended */
3036 if (flags & MONITOR_USE_READLINE) {
3037 mon->rs = readline_init(mon, monitor_find_completion);
3038 monitor_read_command(mon, 0);
3039 }
3040
3041 qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
3042 mon);
3043
3044 QLIST_INSERT_HEAD(&mon_list, mon, entry);
3045 if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3046 cur_mon = mon;
3047 }
3048
bdrv_password_cb(Monitor * mon,const char * password,void * opaque)3049 static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
3050 {
3051 BlockDriverState *bs = opaque;
3052 int ret = 0;
3053
3054 if (bdrv_set_key(bs, password) != 0) {
3055 monitor_printf(mon, "invalid password\n");
3056 ret = -EPERM;
3057 }
3058 if (mon->password_completion_cb)
3059 mon->password_completion_cb(mon->password_opaque, ret);
3060
3061 monitor_read_command(mon, 1);
3062 }
3063
monitor_read_bdrv_key_start(Monitor * mon,BlockDriverState * bs,BlockDriverCompletionFunc * completion_cb,void * opaque)3064 void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3065 BlockDriverCompletionFunc *completion_cb,
3066 void *opaque)
3067 {
3068 int err;
3069
3070 if (!bdrv_key_required(bs)) {
3071 if (completion_cb)
3072 completion_cb(opaque, 0);
3073 return;
3074 }
3075
3076 monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
3077 bdrv_get_encrypted_filename(bs));
3078
3079 mon->password_completion_cb = completion_cb;
3080 mon->password_opaque = opaque;
3081
3082 err = monitor_read_password(mon, bdrv_password_cb, bs);
3083
3084 if (err && completion_cb)
3085 completion_cb(opaque, err);
3086 }
3087