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
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 "cpu-defs.h"
38 #include <dirent.h>
39 #include "qemu-timer.h"
40
41 //#define DEBUG
42 //#define DEBUG_COMPLETION
43
44 #ifndef offsetof
45 #define offsetof(type, field) ((size_t) &((type *)0)->field)
46 #endif
47
48 /*
49 * Supported types:
50 *
51 * 'F' filename
52 * 'B' block device name
53 * 's' string (accept optional quote)
54 * 'i' 32 bit integer
55 * 'l' target long (32 or 64 bit)
56 * '/' optional gdb-like print format (like "/10x")
57 *
58 * '?' optional type (for 'F', 's' and 'i')
59 *
60 */
61
62 typedef struct term_cmd_t {
63 const char *name;
64 const char *args_type;
65 void *handler;
66 const char *params;
67 const char *help;
68 } term_cmd_t;
69
70 #define MAX_MON 4
71 static CharDriverState *monitor_hd[MAX_MON];
72 static int hide_banner;
73
74 static term_cmd_t term_cmds[];
75 static term_cmd_t info_cmds[];
76
77 static uint8_t term_outbuf[1024];
78 static int term_outbuf_index;
79
80 static void monitor_start_input(void);
81
82 CPUState *mon_cpu = NULL;
83
term_flush(void)84 void term_flush(void)
85 {
86 int i;
87 if (term_outbuf_index > 0) {
88 for (i = 0; i < MAX_MON; i++)
89 if (monitor_hd[i] && monitor_hd[i]->focus == 0)
90 qemu_chr_write(monitor_hd[i], term_outbuf, term_outbuf_index);
91 term_outbuf_index = 0;
92 }
93 }
94
95 /* flush at every end of line or if the buffer is full */
term_puts(const char * str)96 void term_puts(const char *str)
97 {
98 char c;
99 for(;;) {
100 c = *str++;
101 if (c == '\0')
102 break;
103 if (c == '\n')
104 term_outbuf[term_outbuf_index++] = '\r';
105 term_outbuf[term_outbuf_index++] = c;
106 if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
107 c == '\n')
108 term_flush();
109 }
110 }
111
term_vprintf(const char * fmt,va_list ap)112 void term_vprintf(const char *fmt, va_list ap)
113 {
114 char buf[4096];
115 vsnprintf(buf, sizeof(buf), fmt, ap);
116 term_puts(buf);
117 }
118
term_printf(const char * fmt,...)119 void term_printf(const char *fmt, ...)
120 {
121 va_list ap;
122 va_start(ap, fmt);
123 term_vprintf(fmt, ap);
124 va_end(ap);
125 }
126
term_print_filename(const char * filename)127 void term_print_filename(const char *filename)
128 {
129 int i;
130
131 for (i = 0; filename[i]; i++) {
132 switch (filename[i]) {
133 case ' ':
134 case '"':
135 case '\\':
136 term_printf("\\%c", filename[i]);
137 break;
138 case '\t':
139 term_printf("\\t");
140 break;
141 case '\r':
142 term_printf("\\r");
143 break;
144 case '\n':
145 term_printf("\\n");
146 break;
147 default:
148 term_printf("%c", filename[i]);
149 break;
150 }
151 }
152 }
153
monitor_fprintf(FILE * stream,const char * fmt,...)154 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
155 {
156 va_list ap;
157 va_start(ap, fmt);
158 term_vprintf(fmt, ap);
159 va_end(ap);
160 return 0;
161 }
162
compare_cmd(const char * name,const char * list)163 static int compare_cmd(const char *name, const char *list)
164 {
165 const char *p, *pstart;
166 int len;
167 len = strlen(name);
168 p = list;
169 for(;;) {
170 pstart = p;
171 p = strchr(p, '|');
172 if (!p)
173 p = pstart + strlen(pstart);
174 if ((p - pstart) == len && !memcmp(pstart, name, len))
175 return 1;
176 if (*p == '\0')
177 break;
178 p++;
179 }
180 return 0;
181 }
182
help_cmd1(term_cmd_t * cmds,const char * prefix,const char * name)183 static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name)
184 {
185 term_cmd_t *cmd;
186
187 for(cmd = cmds; cmd->name != NULL; cmd++) {
188 if (!name || !strcmp(name, cmd->name))
189 term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
190 }
191 }
192
help_cmd(const char * name)193 static void help_cmd(const char *name)
194 {
195 if (name && !strcmp(name, "info")) {
196 help_cmd1(info_cmds, "info ", NULL);
197 } else {
198 help_cmd1(term_cmds, "", name);
199 if (name && !strcmp(name, "log")) {
200 CPULogItem *item;
201 term_printf("Log items (comma separated):\n");
202 term_printf("%-10s %s\n", "none", "remove all logs");
203 for(item = cpu_log_items; item->mask != 0; item++) {
204 term_printf("%-10s %s\n", item->name, item->help);
205 }
206 }
207 }
208 }
209
do_help(const char * name)210 static void do_help(const char *name)
211 {
212 help_cmd(name);
213 }
214
do_commit(const char * device)215 static void do_commit(const char *device)
216 {
217 int i, all_devices;
218
219 all_devices = !strcmp(device, "all");
220 for (i = 0; i < nb_drives; i++) {
221 if (all_devices ||
222 !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
223 bdrv_commit(drives_table[i].bdrv);
224 }
225 }
226
do_info(const char * item)227 static void do_info(const char *item)
228 {
229 term_cmd_t *cmd;
230 void (*handler)(void);
231
232 if (!item)
233 goto help;
234 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
235 if (compare_cmd(item, cmd->name))
236 goto found;
237 }
238 help:
239 help_cmd("info");
240 return;
241 found:
242 handler = cmd->handler;
243 handler();
244 }
245
do_info_version(void)246 static void do_info_version(void)
247 {
248 term_printf("%s\n", QEMU_VERSION);
249 }
250
do_info_name(void)251 static void do_info_name(void)
252 {
253 if (qemu_name)
254 term_printf("%s\n", qemu_name);
255 }
256
do_info_block(void)257 static void do_info_block(void)
258 {
259 bdrv_info();
260 }
261
do_info_blockstats(void)262 static void do_info_blockstats(void)
263 {
264 bdrv_info_stats();
265 }
266
267 /* get the current CPU defined by the user */
mon_set_cpu(int cpu_index)268 static int mon_set_cpu(int cpu_index)
269 {
270 CPUState *env;
271
272 for(env = first_cpu; env != NULL; env = env->next_cpu) {
273 if (env->cpu_index == cpu_index) {
274 mon_cpu = env;
275 return 0;
276 }
277 }
278 return -1;
279 }
280
mon_get_cpu(void)281 static CPUState *mon_get_cpu(void)
282 {
283 if (!mon_cpu) {
284 mon_set_cpu(0);
285 }
286 return mon_cpu;
287 }
288
do_info_registers(void)289 static void do_info_registers(void)
290 {
291 CPUState *env;
292 env = mon_get_cpu();
293 if (!env)
294 return;
295 #ifdef TARGET_I386
296 cpu_dump_state(env, NULL, monitor_fprintf,
297 X86_DUMP_FPU);
298 #else
299 cpu_dump_state(env, NULL, monitor_fprintf,
300 0);
301 #endif
302 }
303
do_info_cpus(void)304 static void do_info_cpus(void)
305 {
306 CPUState *env;
307
308 /* just to set the default cpu if not already done */
309 mon_get_cpu();
310
311 for(env = first_cpu; env != NULL; env = env->next_cpu) {
312 term_printf("%c CPU #%d:",
313 (env == mon_cpu) ? '*' : ' ',
314 env->cpu_index);
315 #if defined(TARGET_I386)
316 term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
317 #elif defined(TARGET_PPC)
318 term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
319 #elif defined(TARGET_SPARC)
320 term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
321 #elif defined(TARGET_MIPS)
322 term_printf(" PC=0x" TARGET_FMT_lx, env->active_tc.PC);
323 #endif
324 if (env->halted)
325 term_printf(" (halted)");
326 term_printf("\n");
327 }
328 }
329
do_cpu_set(int index)330 static void do_cpu_set(int index)
331 {
332 if (mon_set_cpu(index) < 0)
333 term_printf("Invalid CPU index\n");
334 }
335
do_info_jit(void)336 static void do_info_jit(void)
337 {
338 dump_exec_info(NULL, monitor_fprintf);
339 }
340
do_info_history(void)341 static void do_info_history (void)
342 {
343 int i;
344 const char *str;
345
346 i = 0;
347 for(;;) {
348 str = readline_get_history(i);
349 if (!str)
350 break;
351 term_printf("%d: '%s'\n", i, str);
352 i++;
353 }
354 }
355
356 #if defined(TARGET_PPC)
357 /* XXX: not implemented in other targets */
do_info_cpu_stats(void)358 static void do_info_cpu_stats (void)
359 {
360 CPUState *env;
361
362 env = mon_get_cpu();
363 cpu_dump_statistics(env, NULL, &monitor_fprintf, 0);
364 }
365 #endif
366
do_quit(void)367 static void do_quit(void)
368 {
369 exit(0);
370 }
371
eject_device(BlockDriverState * bs,int force)372 static int eject_device(BlockDriverState *bs, int force)
373 {
374 if (bdrv_is_inserted(bs)) {
375 if (!force) {
376 if (!bdrv_is_removable(bs)) {
377 term_printf("device is not removable\n");
378 return -1;
379 }
380 if (bdrv_is_locked(bs)) {
381 term_printf("device is locked\n");
382 return -1;
383 }
384 }
385 bdrv_close(bs);
386 }
387 return 0;
388 }
389
do_eject(int force,const char * filename)390 static void do_eject(int force, const char *filename)
391 {
392 BlockDriverState *bs;
393
394 bs = bdrv_find(filename);
395 if (!bs) {
396 term_printf("device not found\n");
397 return;
398 }
399 eject_device(bs, force);
400 }
401
do_change_block(const char * device,const char * filename,const char * fmt)402 static void do_change_block(const char *device, const char *filename, const char *fmt)
403 {
404 BlockDriverState *bs;
405 BlockDriver *drv = NULL;
406
407 bs = bdrv_find(device);
408 if (!bs) {
409 term_printf("device not found\n");
410 return;
411 }
412 if (fmt) {
413 drv = bdrv_find_format(fmt);
414 if (!drv) {
415 term_printf("invalid format %s\n", fmt);
416 return;
417 }
418 }
419 if (eject_device(bs, 0) < 0)
420 return;
421 bdrv_open2(bs, filename, 0, drv);
422 qemu_key_check(bs, filename);
423 }
424
do_change_vnc(const char * target)425 static void do_change_vnc(const char *target)
426 {
427 if (strcmp(target, "passwd") == 0 ||
428 strcmp(target, "password") == 0) {
429 char password[9];
430 monitor_readline("Password: ", 1, password, sizeof(password)-1);
431 password[sizeof(password)-1] = '\0';
432 if (vnc_display_password(NULL, password) < 0)
433 term_printf("could not set VNC server password\n");
434 } else {
435 if (vnc_display_open(NULL, target) < 0)
436 term_printf("could not start VNC server on %s\n", target);
437 }
438 }
439
do_change(const char * device,const char * target,const char * fmt)440 static void do_change(const char *device, const char *target, const char *fmt)
441 {
442 if (strcmp(device, "vnc") == 0) {
443 do_change_vnc(target);
444 } else {
445 do_change_block(device, target, fmt);
446 }
447 }
448
do_screen_dump(const char * filename)449 static void do_screen_dump(const char *filename)
450 {
451 vga_hw_screen_dump(filename);
452 }
453
do_logfile(const char * filename)454 static void do_logfile(const char *filename)
455 {
456 cpu_set_log_filename(filename);
457 }
458
do_log(const char * items)459 static void do_log(const char *items)
460 {
461 int mask;
462
463 if (!strcmp(items, "none")) {
464 mask = 0;
465 } else {
466 mask = cpu_str_to_log_mask(items);
467 if (!mask) {
468 help_cmd("log");
469 return;
470 }
471 }
472 cpu_set_log(mask);
473 }
474
do_stop(void)475 static void do_stop(void)
476 {
477 vm_stop(EXCP_INTERRUPT);
478 }
479
do_cont(void)480 static void do_cont(void)
481 {
482 vm_start();
483 }
484
485 #ifdef CONFIG_GDBSTUB
do_gdbserver(const char * port)486 static void do_gdbserver(const char *port)
487 {
488 if (!port)
489 port = DEFAULT_GDBSTUB_PORT;
490 if (gdbserver_start(port) < 0) {
491 qemu_printf("Could not open gdbserver socket on port '%s'\n", port);
492 } else {
493 qemu_printf("Waiting gdb connection on port '%s'\n", port);
494 }
495 }
496 #endif
497
term_printc(int c)498 static void term_printc(int c)
499 {
500 term_printf("'");
501 switch(c) {
502 case '\'':
503 term_printf("\\'");
504 break;
505 case '\\':
506 term_printf("\\\\");
507 break;
508 case '\n':
509 term_printf("\\n");
510 break;
511 case '\r':
512 term_printf("\\r");
513 break;
514 default:
515 if (c >= 32 && c <= 126) {
516 term_printf("%c", c);
517 } else {
518 term_printf("\\x%02x", c);
519 }
520 break;
521 }
522 term_printf("'");
523 }
524
memory_dump(int count,int format,int wsize,target_phys_addr_t addr,int is_physical)525 static void memory_dump(int count, int format, int wsize,
526 target_phys_addr_t addr, int is_physical)
527 {
528 CPUState *env;
529 int nb_per_line, l, line_size, i, max_digits, len;
530 uint8_t buf[16];
531 uint64_t v;
532
533 if (format == 'i') {
534 int flags;
535 flags = 0;
536 env = mon_get_cpu();
537 if (!env && !is_physical)
538 return;
539 #ifdef TARGET_I386
540 if (wsize == 2) {
541 flags = 1;
542 } else if (wsize == 4) {
543 flags = 0;
544 } else {
545 /* as default we use the current CS size */
546 flags = 0;
547 if (env) {
548 #ifdef TARGET_X86_64
549 if ((env->efer & MSR_EFER_LMA) &&
550 (env->segs[R_CS].flags & DESC_L_MASK))
551 flags = 2;
552 else
553 #endif
554 if (!(env->segs[R_CS].flags & DESC_B_MASK))
555 flags = 1;
556 }
557 }
558 #endif
559 monitor_disas(env, addr, count, is_physical, flags);
560 return;
561 }
562
563 len = wsize * count;
564 if (wsize == 1)
565 line_size = 8;
566 else
567 line_size = 16;
568 nb_per_line = line_size / wsize;
569 max_digits = 0;
570
571 switch(format) {
572 case 'o':
573 max_digits = (wsize * 8 + 2) / 3;
574 break;
575 default:
576 case 'x':
577 max_digits = (wsize * 8) / 4;
578 break;
579 case 'u':
580 case 'd':
581 max_digits = (wsize * 8 * 10 + 32) / 33;
582 break;
583 case 'c':
584 wsize = 1;
585 break;
586 }
587
588 while (len > 0) {
589 if (is_physical)
590 term_printf(TARGET_FMT_plx ":", addr);
591 else
592 term_printf(TARGET_FMT_lx ":", (target_ulong)addr);
593 l = len;
594 if (l > line_size)
595 l = line_size;
596 if (is_physical) {
597 cpu_physical_memory_rw(addr, buf, l, 0);
598 } else {
599 env = mon_get_cpu();
600 if (!env)
601 break;
602 if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
603 term_printf(" Cannot access memory\n");
604 break;
605 }
606 }
607 i = 0;
608 while (i < l) {
609 switch(wsize) {
610 default:
611 case 1:
612 v = ldub_raw(buf + i);
613 break;
614 case 2:
615 v = lduw_raw(buf + i);
616 break;
617 case 4:
618 v = (uint32_t)ldl_raw(buf + i);
619 break;
620 case 8:
621 v = ldq_raw(buf + i);
622 break;
623 }
624 term_printf(" ");
625 switch(format) {
626 case 'o':
627 term_printf("%#*" PRIo64, max_digits, v);
628 break;
629 case 'x':
630 term_printf("0x%0*" PRIx64, max_digits, v);
631 break;
632 case 'u':
633 term_printf("%*" PRIu64, max_digits, v);
634 break;
635 case 'd':
636 term_printf("%*" PRId64, max_digits, v);
637 break;
638 case 'c':
639 term_printc(v);
640 break;
641 }
642 i += wsize;
643 }
644 term_printf("\n");
645 addr += l;
646 len -= l;
647 }
648 }
649
650 #if TARGET_LONG_BITS == 64
651 #define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
652 #else
653 #define GET_TLONG(h, l) (l)
654 #endif
655
do_memory_dump(int count,int format,int size,uint32_t addrh,uint32_t addrl)656 static void do_memory_dump(int count, int format, int size,
657 uint32_t addrh, uint32_t addrl)
658 {
659 target_long addr = GET_TLONG(addrh, addrl);
660 memory_dump(count, format, size, addr, 0);
661 }
662
663 #if TARGET_PHYS_ADDR_BITS > 32
664 #define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
665 #else
666 #define GET_TPHYSADDR(h, l) (l)
667 #endif
668
do_physical_memory_dump(int count,int format,int size,uint32_t addrh,uint32_t addrl)669 static void do_physical_memory_dump(int count, int format, int size,
670 uint32_t addrh, uint32_t addrl)
671
672 {
673 target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
674 memory_dump(count, format, size, addr, 1);
675 }
676
do_print(int count,int format,int size,unsigned int valh,unsigned int vall)677 static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
678 {
679 target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
680 #if TARGET_PHYS_ADDR_BITS == 32
681 switch(format) {
682 case 'o':
683 term_printf("%#o", val);
684 break;
685 case 'x':
686 term_printf("%#x", val);
687 break;
688 case 'u':
689 term_printf("%u", val);
690 break;
691 default:
692 case 'd':
693 term_printf("%d", val);
694 break;
695 case 'c':
696 term_printc(val);
697 break;
698 }
699 #else
700 switch(format) {
701 case 'o':
702 term_printf("%#" PRIo64, val);
703 break;
704 case 'x':
705 term_printf("%#" PRIx64, val);
706 break;
707 case 'u':
708 term_printf("%" PRIu64, val);
709 break;
710 default:
711 case 'd':
712 term_printf("%" PRId64, val);
713 break;
714 case 'c':
715 term_printc(val);
716 break;
717 }
718 #endif
719 term_printf("\n");
720 }
721
do_memory_save(unsigned int valh,unsigned int vall,uint32_t size,const char * filename)722 static void do_memory_save(unsigned int valh, unsigned int vall,
723 uint32_t size, const char *filename)
724 {
725 FILE *f;
726 target_long addr = GET_TLONG(valh, vall);
727 uint32_t l;
728 CPUState *env;
729 uint8_t buf[1024];
730
731 env = mon_get_cpu();
732 if (!env)
733 return;
734
735 f = fopen(filename, "wb");
736 if (!f) {
737 term_printf("could not open '%s'\n", filename);
738 return;
739 }
740 while (size != 0) {
741 l = sizeof(buf);
742 if (l > size)
743 l = size;
744 cpu_memory_rw_debug(env, addr, buf, l, 0);
745 fwrite(buf, 1, l, f);
746 addr += l;
747 size -= l;
748 }
749 fclose(f);
750 }
751
do_physical_memory_save(unsigned int valh,unsigned int vall,uint32_t size,const char * filename)752 static void do_physical_memory_save(unsigned int valh, unsigned int vall,
753 uint32_t size, const char *filename)
754 {
755 FILE *f;
756 uint32_t l;
757 uint8_t buf[1024];
758 target_phys_addr_t addr = GET_TPHYSADDR(valh, vall);
759
760 f = fopen(filename, "wb");
761 if (!f) {
762 term_printf("could not open '%s'\n", filename);
763 return;
764 }
765 while (size != 0) {
766 l = sizeof(buf);
767 if (l > size)
768 l = size;
769 cpu_physical_memory_rw(addr, buf, l, 0);
770 fwrite(buf, 1, l, f);
771 fflush(f);
772 addr += l;
773 size -= l;
774 }
775 fclose(f);
776 }
777
do_sum(uint32_t start,uint32_t size)778 static void do_sum(uint32_t start, uint32_t size)
779 {
780 uint32_t addr;
781 uint8_t buf[1];
782 uint16_t sum;
783
784 sum = 0;
785 for(addr = start; addr < (start + size); addr++) {
786 cpu_physical_memory_rw(addr, buf, 1, 0);
787 /* BSD sum algorithm ('sum' Unix command) */
788 sum = (sum >> 1) | (sum << 15);
789 sum += buf[0];
790 }
791 term_printf("%05d\n", sum);
792 }
793
794 typedef struct {
795 int keycode;
796 const char *name;
797 } KeyDef;
798
799 static const KeyDef key_defs[] = {
800 { 0x2a, "shift" },
801 { 0x36, "shift_r" },
802
803 { 0x38, "alt" },
804 { 0xb8, "alt_r" },
805 { 0x64, "altgr" },
806 { 0xe4, "altgr_r" },
807 { 0x1d, "ctrl" },
808 { 0x9d, "ctrl_r" },
809
810 { 0xdd, "menu" },
811
812 { 0x01, "esc" },
813
814 { 0x02, "1" },
815 { 0x03, "2" },
816 { 0x04, "3" },
817 { 0x05, "4" },
818 { 0x06, "5" },
819 { 0x07, "6" },
820 { 0x08, "7" },
821 { 0x09, "8" },
822 { 0x0a, "9" },
823 { 0x0b, "0" },
824 { 0x0c, "minus" },
825 { 0x0d, "equal" },
826 { 0x0e, "backspace" },
827
828 { 0x0f, "tab" },
829 { 0x10, "q" },
830 { 0x11, "w" },
831 { 0x12, "e" },
832 { 0x13, "r" },
833 { 0x14, "t" },
834 { 0x15, "y" },
835 { 0x16, "u" },
836 { 0x17, "i" },
837 { 0x18, "o" },
838 { 0x19, "p" },
839
840 { 0x1c, "ret" },
841
842 { 0x1e, "a" },
843 { 0x1f, "s" },
844 { 0x20, "d" },
845 { 0x21, "f" },
846 { 0x22, "g" },
847 { 0x23, "h" },
848 { 0x24, "j" },
849 { 0x25, "k" },
850 { 0x26, "l" },
851
852 { 0x2c, "z" },
853 { 0x2d, "x" },
854 { 0x2e, "c" },
855 { 0x2f, "v" },
856 { 0x30, "b" },
857 { 0x31, "n" },
858 { 0x32, "m" },
859
860 { 0x37, "asterisk" },
861
862 { 0x39, "spc" },
863 { 0x3a, "caps_lock" },
864 { 0x3b, "f1" },
865 { 0x3c, "f2" },
866 { 0x3d, "f3" },
867 { 0x3e, "f4" },
868 { 0x3f, "f5" },
869 { 0x40, "f6" },
870 { 0x41, "f7" },
871 { 0x42, "f8" },
872 { 0x43, "f9" },
873 { 0x44, "f10" },
874 { 0x45, "num_lock" },
875 { 0x46, "scroll_lock" },
876
877 { 0xb5, "kp_divide" },
878 { 0x37, "kp_multiply" },
879 { 0x4a, "kp_subtract" },
880 { 0x4e, "kp_add" },
881 { 0x9c, "kp_enter" },
882 { 0x53, "kp_decimal" },
883 { 0x54, "sysrq" },
884
885 { 0x52, "kp_0" },
886 { 0x4f, "kp_1" },
887 { 0x50, "kp_2" },
888 { 0x51, "kp_3" },
889 { 0x4b, "kp_4" },
890 { 0x4c, "kp_5" },
891 { 0x4d, "kp_6" },
892 { 0x47, "kp_7" },
893 { 0x48, "kp_8" },
894 { 0x49, "kp_9" },
895
896 { 0x56, "<" },
897
898 { 0x57, "f11" },
899 { 0x58, "f12" },
900
901 { 0xb7, "print" },
902
903 { 0xc7, "home" },
904 { 0xc9, "pgup" },
905 { 0xd1, "pgdn" },
906 { 0xcf, "end" },
907
908 { 0xcb, "left" },
909 { 0xc8, "up" },
910 { 0xd0, "down" },
911 { 0xcd, "right" },
912
913 { 0xd2, "insert" },
914 { 0xd3, "delete" },
915 #if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
916 { 0xf0, "stop" },
917 { 0xf1, "again" },
918 { 0xf2, "props" },
919 { 0xf3, "undo" },
920 { 0xf4, "front" },
921 { 0xf5, "copy" },
922 { 0xf6, "open" },
923 { 0xf7, "paste" },
924 { 0xf8, "find" },
925 { 0xf9, "cut" },
926 { 0xfa, "lf" },
927 { 0xfb, "help" },
928 { 0xfc, "meta_l" },
929 { 0xfd, "meta_r" },
930 { 0xfe, "compose" },
931 #endif
932 { 0, NULL },
933 };
934
get_keycode(const char * key)935 static int get_keycode(const char *key)
936 {
937 const KeyDef *p;
938 char *endp;
939 int ret;
940
941 for(p = key_defs; p->name != NULL; p++) {
942 if (!strcmp(key, p->name))
943 return p->keycode;
944 }
945 if (strstart(key, "0x", NULL)) {
946 ret = strtoul(key, &endp, 0);
947 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
948 return ret;
949 }
950 return -1;
951 }
952
953 #define MAX_KEYCODES 16
954 static uint8_t keycodes[MAX_KEYCODES];
955 static int nb_pending_keycodes;
956 static QEMUTimer *key_timer;
957
release_keys(void * opaque)958 static void release_keys(void *opaque)
959 {
960 int keycode;
961
962 while (nb_pending_keycodes > 0) {
963 nb_pending_keycodes--;
964 keycode = keycodes[nb_pending_keycodes];
965 if (keycode & 0x80)
966 kbd_put_keycode(0xe0);
967 kbd_put_keycode(keycode | 0x80);
968 }
969 }
970
do_sendkey(const char * string,int has_hold_time,int hold_time)971 static void do_sendkey(const char *string, int has_hold_time, int hold_time)
972 {
973 char keyname_buf[16];
974 char *separator;
975 int keyname_len, keycode, i;
976
977 if (nb_pending_keycodes > 0) {
978 qemu_del_timer(key_timer);
979 release_keys(NULL);
980 }
981 if (!has_hold_time)
982 hold_time = 100;
983 i = 0;
984 while (1) {
985 separator = strchr(string, '-');
986 keyname_len = separator ? separator - string : strlen(string);
987 if (keyname_len > 0) {
988 pstrcpy(keyname_buf, sizeof(keyname_buf), string);
989 if (keyname_len > sizeof(keyname_buf) - 1) {
990 term_printf("invalid key: '%s...'\n", keyname_buf);
991 return;
992 }
993 if (i == MAX_KEYCODES) {
994 term_printf("too many keys\n");
995 return;
996 }
997 keyname_buf[keyname_len] = 0;
998 keycode = get_keycode(keyname_buf);
999 if (keycode < 0) {
1000 term_printf("unknown key: '%s'\n", keyname_buf);
1001 return;
1002 }
1003 keycodes[i++] = keycode;
1004 }
1005 if (!separator)
1006 break;
1007 string = separator + 1;
1008 }
1009 nb_pending_keycodes = i;
1010 /* key down events */
1011 for (i = 0; i < nb_pending_keycodes; i++) {
1012 keycode = keycodes[i];
1013 if (keycode & 0x80)
1014 kbd_put_keycode(0xe0);
1015 kbd_put_keycode(keycode & 0x7f);
1016 }
1017 /* delayed key up events */
1018 qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1019 muldiv64(ticks_per_sec, hold_time, 1000));
1020 }
1021
1022 static int mouse_button_state;
1023
do_mouse_move(const char * dx_str,const char * dy_str,const char * dz_str)1024 static void do_mouse_move(const char *dx_str, const char *dy_str,
1025 const char *dz_str)
1026 {
1027 int dx, dy, dz;
1028 dx = strtol(dx_str, NULL, 0);
1029 dy = strtol(dy_str, NULL, 0);
1030 dz = 0;
1031 if (dz_str)
1032 dz = strtol(dz_str, NULL, 0);
1033 kbd_mouse_event(dx, dy, dz, mouse_button_state);
1034 }
1035
do_mouse_button(int button_state)1036 static void do_mouse_button(int button_state)
1037 {
1038 mouse_button_state = button_state;
1039 kbd_mouse_event(0, 0, 0, mouse_button_state);
1040 }
1041
do_ioport_read(int count,int format,int size,int addr,int has_index,int index)1042 static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
1043 {
1044 uint32_t val;
1045 int suffix;
1046
1047 if (has_index) {
1048 cpu_outb(NULL, addr & 0xffff, index & 0xff);
1049 addr++;
1050 }
1051 addr &= 0xffff;
1052
1053 switch(size) {
1054 default:
1055 case 1:
1056 val = cpu_inb(NULL, addr);
1057 suffix = 'b';
1058 break;
1059 case 2:
1060 val = cpu_inw(NULL, addr);
1061 suffix = 'w';
1062 break;
1063 case 4:
1064 val = cpu_inl(NULL, addr);
1065 suffix = 'l';
1066 break;
1067 }
1068 term_printf("port%c[0x%04x] = %#0*x\n",
1069 suffix, addr, size * 2, val);
1070 }
1071
do_system_reset(void)1072 static void do_system_reset(void)
1073 {
1074 qemu_system_reset_request();
1075 }
1076
do_system_powerdown(void)1077 static void do_system_powerdown(void)
1078 {
1079 qemu_system_powerdown_request();
1080 }
1081
1082 #if defined(TARGET_I386)
print_pte(uint32_t addr,uint32_t pte,uint32_t mask)1083 static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1084 {
1085 term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1086 addr,
1087 pte & mask,
1088 pte & PG_GLOBAL_MASK ? 'G' : '-',
1089 pte & PG_PSE_MASK ? 'P' : '-',
1090 pte & PG_DIRTY_MASK ? 'D' : '-',
1091 pte & PG_ACCESSED_MASK ? 'A' : '-',
1092 pte & PG_PCD_MASK ? 'C' : '-',
1093 pte & PG_PWT_MASK ? 'T' : '-',
1094 pte & PG_USER_MASK ? 'U' : '-',
1095 pte & PG_RW_MASK ? 'W' : '-');
1096 }
1097
tlb_info(void)1098 static void tlb_info(void)
1099 {
1100 CPUState *env;
1101 int l1, l2;
1102 uint32_t pgd, pde, pte;
1103
1104 env = mon_get_cpu();
1105 if (!env)
1106 return;
1107
1108 if (!(env->cr[0] & CR0_PG_MASK)) {
1109 term_printf("PG disabled\n");
1110 return;
1111 }
1112 pgd = env->cr[3] & ~0xfff;
1113 for(l1 = 0; l1 < 1024; l1++) {
1114 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1115 pde = le32_to_cpu(pde);
1116 if (pde & PG_PRESENT_MASK) {
1117 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1118 print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1119 } else {
1120 for(l2 = 0; l2 < 1024; l2++) {
1121 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1122 (uint8_t *)&pte, 4);
1123 pte = le32_to_cpu(pte);
1124 if (pte & PG_PRESENT_MASK) {
1125 print_pte((l1 << 22) + (l2 << 12),
1126 pte & ~PG_PSE_MASK,
1127 ~0xfff);
1128 }
1129 }
1130 }
1131 }
1132 }
1133 }
1134
mem_print(uint32_t * pstart,int * plast_prot,uint32_t end,int prot)1135 static void mem_print(uint32_t *pstart, int *plast_prot,
1136 uint32_t end, int prot)
1137 {
1138 int prot1;
1139 prot1 = *plast_prot;
1140 if (prot != prot1) {
1141 if (*pstart != -1) {
1142 term_printf("%08x-%08x %08x %c%c%c\n",
1143 *pstart, end, end - *pstart,
1144 prot1 & PG_USER_MASK ? 'u' : '-',
1145 'r',
1146 prot1 & PG_RW_MASK ? 'w' : '-');
1147 }
1148 if (prot != 0)
1149 *pstart = end;
1150 else
1151 *pstart = -1;
1152 *plast_prot = prot;
1153 }
1154 }
1155
mem_info(void)1156 static void mem_info(void)
1157 {
1158 CPUState *env;
1159 int l1, l2, prot, last_prot;
1160 uint32_t pgd, pde, pte, start, end;
1161
1162 env = mon_get_cpu();
1163 if (!env)
1164 return;
1165
1166 if (!(env->cr[0] & CR0_PG_MASK)) {
1167 term_printf("PG disabled\n");
1168 return;
1169 }
1170 pgd = env->cr[3] & ~0xfff;
1171 last_prot = 0;
1172 start = -1;
1173 for(l1 = 0; l1 < 1024; l1++) {
1174 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1175 pde = le32_to_cpu(pde);
1176 end = l1 << 22;
1177 if (pde & PG_PRESENT_MASK) {
1178 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1179 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1180 mem_print(&start, &last_prot, end, prot);
1181 } else {
1182 for(l2 = 0; l2 < 1024; l2++) {
1183 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1184 (uint8_t *)&pte, 4);
1185 pte = le32_to_cpu(pte);
1186 end = (l1 << 22) + (l2 << 12);
1187 if (pte & PG_PRESENT_MASK) {
1188 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1189 } else {
1190 prot = 0;
1191 }
1192 mem_print(&start, &last_prot, end, prot);
1193 }
1194 }
1195 } else {
1196 prot = 0;
1197 mem_print(&start, &last_prot, end, prot);
1198 }
1199 }
1200 }
1201 #endif
1202
do_info_kqemu(void)1203 static void do_info_kqemu(void)
1204 {
1205 #ifdef USE_KQEMU
1206 CPUState *env;
1207 int val;
1208 val = 0;
1209 env = mon_get_cpu();
1210 if (!env) {
1211 term_printf("No cpu initialized yet");
1212 return;
1213 }
1214 val = env->kqemu_enabled;
1215 term_printf("kqemu support: ");
1216 switch(val) {
1217 default:
1218 case 0:
1219 term_printf("disabled\n");
1220 break;
1221 case 1:
1222 term_printf("enabled for user code\n");
1223 break;
1224 case 2:
1225 term_printf("enabled for user and kernel code\n");
1226 break;
1227 }
1228 #else
1229 term_printf("kqemu support: not compiled\n");
1230 #endif
1231 }
1232
1233 #ifdef CONFIG_PROFILER
1234
1235 int64_t kqemu_time;
1236 int64_t qemu_time;
1237 int64_t kqemu_exec_count;
1238 int64_t dev_time;
1239 int64_t kqemu_ret_int_count;
1240 int64_t kqemu_ret_excp_count;
1241 int64_t kqemu_ret_intr_count;
1242
do_info_profile(void)1243 static void do_info_profile(void)
1244 {
1245 int64_t total;
1246 total = qemu_time;
1247 if (total == 0)
1248 total = 1;
1249 term_printf("async time %" PRId64 " (%0.3f)\n",
1250 dev_time, dev_time / (double)ticks_per_sec);
1251 term_printf("qemu time %" PRId64 " (%0.3f)\n",
1252 qemu_time, qemu_time / (double)ticks_per_sec);
1253 term_printf("kqemu time %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1254 kqemu_time, kqemu_time / (double)ticks_per_sec,
1255 kqemu_time / (double)total * 100.0,
1256 kqemu_exec_count,
1257 kqemu_ret_int_count,
1258 kqemu_ret_excp_count,
1259 kqemu_ret_intr_count);
1260 qemu_time = 0;
1261 kqemu_time = 0;
1262 kqemu_exec_count = 0;
1263 dev_time = 0;
1264 kqemu_ret_int_count = 0;
1265 kqemu_ret_excp_count = 0;
1266 kqemu_ret_intr_count = 0;
1267 #ifdef USE_KQEMU
1268 kqemu_record_dump();
1269 #endif
1270 }
1271 #else
do_info_profile(void)1272 static void do_info_profile(void)
1273 {
1274 term_printf("Internal profiler not compiled\n");
1275 }
1276 #endif
1277
1278 /* Capture support */
1279 static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1280
do_info_capture(void)1281 static void do_info_capture (void)
1282 {
1283 int i;
1284 CaptureState *s;
1285
1286 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1287 term_printf ("[%d]: ", i);
1288 s->ops.info (s->opaque);
1289 }
1290 }
1291
do_stop_capture(int n)1292 static void do_stop_capture (int n)
1293 {
1294 int i;
1295 CaptureState *s;
1296
1297 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1298 if (i == n) {
1299 s->ops.destroy (s->opaque);
1300 LIST_REMOVE (s, entries);
1301 qemu_free (s);
1302 return;
1303 }
1304 }
1305 }
1306
1307 #ifdef HAS_AUDIO
1308 int wav_start_capture (CaptureState *s, const char *path, int freq,
1309 int bits, int nchannels);
1310
do_wav_capture(const char * path,int has_freq,int freq,int has_bits,int bits,int has_channels,int nchannels)1311 static void do_wav_capture (const char *path,
1312 int has_freq, int freq,
1313 int has_bits, int bits,
1314 int has_channels, int nchannels)
1315 {
1316 CaptureState *s;
1317
1318 s = qemu_mallocz (sizeof (*s));
1319 if (!s) {
1320 term_printf ("Not enough memory to add wave capture\n");
1321 return;
1322 }
1323
1324 freq = has_freq ? freq : 44100;
1325 bits = has_bits ? bits : 16;
1326 nchannels = has_channels ? nchannels : 2;
1327
1328 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1329 term_printf ("Faied to add wave capture\n");
1330 qemu_free (s);
1331 return;
1332 }
1333 LIST_INSERT_HEAD (&capture_head, s, entries);
1334 }
1335 #endif
1336
1337 static term_cmd_t term_cmds[] = {
1338 { "help|?", "s?", do_help,
1339 "[cmd]", "show the help" },
1340 { "commit", "s", do_commit,
1341 "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1342 { "info", "s?", do_info,
1343 "subcommand", "show various information about the system state" },
1344 { "q|quit", "", do_quit,
1345 "", "quit the emulator" },
1346 { "eject", "-fB", do_eject,
1347 "[-f] device", "eject a removable media (use -f to force it)" },
1348 { "change", "BF", do_change,
1349 "device filename", "change a removable media" },
1350 { "screendump", "F", do_screen_dump,
1351 "filename", "save screen into PPM image 'filename'" },
1352 { "log", "s", do_log,
1353 "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1354 #if 0
1355 { "savevm", "F", do_savevm,
1356 "filename", "save the whole virtual machine state to 'filename'" },
1357 { "loadvm", "F", do_loadvm,
1358 "filename", "restore the whole virtual machine state from 'filename'" },
1359 #endif
1360 { "stop", "", do_stop,
1361 "", "stop emulation", },
1362 { "c|cont", "", do_cont,
1363 "", "resume emulation", },
1364 #ifdef CONFIG_GDBSTUB
1365 { "gdbserver", "s?", do_gdbserver,
1366 "[port]", "start gdbserver session (default port=1234)", },
1367 #endif
1368 { "x", "/l", do_memory_dump,
1369 "/fmt addr", "virtual memory dump starting at 'addr'", },
1370 { "xp", "/l", do_physical_memory_dump,
1371 "/fmt addr", "physical memory dump starting at 'addr'", },
1372 { "p|print", "/l", do_print,
1373 "/fmt expr", "print expression value (use $reg for CPU register access)", },
1374 { "i", "/ii.", do_ioport_read,
1375 "/fmt addr", "I/O port read" },
1376
1377 { "sendkey", "si?", do_sendkey,
1378 "keys [hold_ms]", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1', default hold time=100 ms)" },
1379 { "system_reset", "", do_system_reset,
1380 "", "reset the system" },
1381 { "system_powerdown", "", do_system_powerdown,
1382 "", "send system power down event" },
1383 { "sum", "ii", do_sum,
1384 "addr size", "compute the checksum of a memory region" },
1385 { "usb_add", "s", do_usb_add,
1386 "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1387 { "usb_del", "s", do_usb_del,
1388 "device", "remove USB device 'bus.addr'" },
1389 { "cpu", "i", do_cpu_set,
1390 "index", "set the default CPU" },
1391 { "mouse_move", "sss?", do_mouse_move,
1392 "dx dy [dz]", "send mouse move events" },
1393 { "mouse_button", "i", do_mouse_button,
1394 "state", "change mouse button state (1=L, 2=M, 4=R)" },
1395 #ifdef HAS_AUDIO
1396 { "wavcapture", "si?i?i?", do_wav_capture,
1397 "path [frequency bits channels]",
1398 "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1399 #endif
1400 { "stopcapture", "i", do_stop_capture,
1401 "capture index", "stop capture" },
1402 { NULL, NULL, },
1403 };
1404
1405 static term_cmd_t info_cmds[] = {
1406 { "version", "", do_info_version,
1407 "", "show the version of qemu" },
1408 { "network", "", do_info_network,
1409 "", "show the network state" },
1410 { "block", "", do_info_block,
1411 "", "show the block devices" },
1412 { "registers", "", do_info_registers,
1413 "", "show the cpu registers" },
1414 { "cpus", "", do_info_cpus,
1415 "", "show infos for each CPU" },
1416 { "history", "", do_info_history,
1417 "", "show the command line history", },
1418 { "irq", "", irq_info,
1419 "", "show the interrupts statistics (if available)", },
1420 { "pic", "", pic_info,
1421 "", "show i8259 (PIC) state", },
1422 { "pci", "", pci_info,
1423 "", "show PCI info", },
1424 #if defined(TARGET_I386)
1425 { "tlb", "", tlb_info,
1426 "", "show virtual to physical memory mappings", },
1427 { "mem", "", mem_info,
1428 "", "show the active virtual memory mappings", },
1429 #endif
1430 { "jit", "", do_info_jit,
1431 "", "show dynamic compiler info", },
1432 { "kqemu", "", do_info_kqemu,
1433 "", "show kqemu information", },
1434 { "usb", "", usb_info,
1435 "", "show guest USB devices", },
1436 { "usbhost", "", usb_host_info,
1437 "", "show host USB devices", },
1438 { "profile", "", do_info_profile,
1439 "", "show profiling information", },
1440 { "capture", "", do_info_capture,
1441 "show capture information" },
1442 { NULL, NULL, },
1443 };
1444
1445 /*******************************************************************/
1446
1447 static const char *pch;
1448 static jmp_buf expr_env;
1449
1450 #define MD_TLONG 0
1451 #define MD_I32 1
1452
1453 typedef struct MonitorDef {
1454 const char *name;
1455 int offset;
1456 target_long (*get_value)(struct MonitorDef *md, int val);
1457 int type;
1458 } MonitorDef;
1459
1460 #if defined(TARGET_I386)
monitor_get_pc(struct MonitorDef * md,int val)1461 static target_long monitor_get_pc (struct MonitorDef *md, int val)
1462 {
1463 CPUState *env = mon_get_cpu();
1464 if (!env)
1465 return 0;
1466 return env->eip + env->segs[R_CS].base;
1467 }
1468 #endif
1469
1470 #if defined(TARGET_PPC)
monitor_get_ccr(struct MonitorDef * md,int val)1471 static target_long monitor_get_ccr (struct MonitorDef *md, int val)
1472 {
1473 CPUState *env = mon_get_cpu();
1474 unsigned int u;
1475 int i;
1476
1477 if (!env)
1478 return 0;
1479
1480 u = 0;
1481 for (i = 0; i < 8; i++)
1482 u |= env->crf[i] << (32 - (4 * i));
1483
1484 return u;
1485 }
1486
monitor_get_msr(struct MonitorDef * md,int val)1487 static target_long monitor_get_msr (struct MonitorDef *md, int val)
1488 {
1489 CPUState *env = mon_get_cpu();
1490 if (!env)
1491 return 0;
1492 return env->msr;
1493 }
1494
monitor_get_xer(struct MonitorDef * md,int val)1495 static target_long monitor_get_xer (struct MonitorDef *md, int val)
1496 {
1497 CPUState *env = mon_get_cpu();
1498 if (!env)
1499 return 0;
1500 return ppc_load_xer(env);
1501 }
1502
monitor_get_decr(struct MonitorDef * md,int val)1503 static target_long monitor_get_decr (struct MonitorDef *md, int val)
1504 {
1505 CPUState *env = mon_get_cpu();
1506 if (!env)
1507 return 0;
1508 return cpu_ppc_load_decr(env);
1509 }
1510
monitor_get_tbu(struct MonitorDef * md,int val)1511 static target_long monitor_get_tbu (struct MonitorDef *md, int val)
1512 {
1513 CPUState *env = mon_get_cpu();
1514 if (!env)
1515 return 0;
1516 return cpu_ppc_load_tbu(env);
1517 }
1518
monitor_get_tbl(struct MonitorDef * md,int val)1519 static target_long monitor_get_tbl (struct MonitorDef *md, int val)
1520 {
1521 CPUState *env = mon_get_cpu();
1522 if (!env)
1523 return 0;
1524 return cpu_ppc_load_tbl(env);
1525 }
1526 #endif
1527
1528 #if defined(TARGET_SPARC)
1529 #ifndef TARGET_SPARC64
monitor_get_psr(struct MonitorDef * md,int val)1530 static target_long monitor_get_psr (struct MonitorDef *md, int val)
1531 {
1532 CPUState *env = mon_get_cpu();
1533 if (!env)
1534 return 0;
1535 return GET_PSR(env);
1536 }
1537 #endif
1538
monitor_get_reg(struct MonitorDef * md,int val)1539 static target_long monitor_get_reg(struct MonitorDef *md, int val)
1540 {
1541 CPUState *env = mon_get_cpu();
1542 if (!env)
1543 return 0;
1544 return env->regwptr[val];
1545 }
1546 #endif
1547
1548 static MonitorDef monitor_defs[] = {
1549 #ifdef TARGET_I386
1550
1551 #define SEG(name, seg) \
1552 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1553 { name ".base", offsetof(CPUState, segs[seg].base) },\
1554 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1555
1556 { "eax", offsetof(CPUState, regs[0]) },
1557 { "ecx", offsetof(CPUState, regs[1]) },
1558 { "edx", offsetof(CPUState, regs[2]) },
1559 { "ebx", offsetof(CPUState, regs[3]) },
1560 { "esp|sp", offsetof(CPUState, regs[4]) },
1561 { "ebp|fp", offsetof(CPUState, regs[5]) },
1562 { "esi", offsetof(CPUState, regs[6]) },
1563 { "edi", offsetof(CPUState, regs[7]) },
1564 #ifdef TARGET_X86_64
1565 { "r8", offsetof(CPUState, regs[8]) },
1566 { "r9", offsetof(CPUState, regs[9]) },
1567 { "r10", offsetof(CPUState, regs[10]) },
1568 { "r11", offsetof(CPUState, regs[11]) },
1569 { "r12", offsetof(CPUState, regs[12]) },
1570 { "r13", offsetof(CPUState, regs[13]) },
1571 { "r14", offsetof(CPUState, regs[14]) },
1572 { "r15", offsetof(CPUState, regs[15]) },
1573 #endif
1574 { "eflags", offsetof(CPUState, eflags) },
1575 { "eip", offsetof(CPUState, eip) },
1576 SEG("cs", R_CS)
1577 SEG("ds", R_DS)
1578 SEG("es", R_ES)
1579 SEG("ss", R_SS)
1580 SEG("fs", R_FS)
1581 SEG("gs", R_GS)
1582 { "pc", 0, monitor_get_pc, },
1583 #elif defined(TARGET_PPC)
1584 /* General purpose registers */
1585 { "r0", offsetof(CPUState, gpr[0]) },
1586 { "r1", offsetof(CPUState, gpr[1]) },
1587 { "r2", offsetof(CPUState, gpr[2]) },
1588 { "r3", offsetof(CPUState, gpr[3]) },
1589 { "r4", offsetof(CPUState, gpr[4]) },
1590 { "r5", offsetof(CPUState, gpr[5]) },
1591 { "r6", offsetof(CPUState, gpr[6]) },
1592 { "r7", offsetof(CPUState, gpr[7]) },
1593 { "r8", offsetof(CPUState, gpr[8]) },
1594 { "r9", offsetof(CPUState, gpr[9]) },
1595 { "r10", offsetof(CPUState, gpr[10]) },
1596 { "r11", offsetof(CPUState, gpr[11]) },
1597 { "r12", offsetof(CPUState, gpr[12]) },
1598 { "r13", offsetof(CPUState, gpr[13]) },
1599 { "r14", offsetof(CPUState, gpr[14]) },
1600 { "r15", offsetof(CPUState, gpr[15]) },
1601 { "r16", offsetof(CPUState, gpr[16]) },
1602 { "r17", offsetof(CPUState, gpr[17]) },
1603 { "r18", offsetof(CPUState, gpr[18]) },
1604 { "r19", offsetof(CPUState, gpr[19]) },
1605 { "r20", offsetof(CPUState, gpr[20]) },
1606 { "r21", offsetof(CPUState, gpr[21]) },
1607 { "r22", offsetof(CPUState, gpr[22]) },
1608 { "r23", offsetof(CPUState, gpr[23]) },
1609 { "r24", offsetof(CPUState, gpr[24]) },
1610 { "r25", offsetof(CPUState, gpr[25]) },
1611 { "r26", offsetof(CPUState, gpr[26]) },
1612 { "r27", offsetof(CPUState, gpr[27]) },
1613 { "r28", offsetof(CPUState, gpr[28]) },
1614 { "r29", offsetof(CPUState, gpr[29]) },
1615 { "r30", offsetof(CPUState, gpr[30]) },
1616 { "r31", offsetof(CPUState, gpr[31]) },
1617 /* Floating point registers */
1618 { "f0", offsetof(CPUState, fpr[0]) },
1619 { "f1", offsetof(CPUState, fpr[1]) },
1620 { "f2", offsetof(CPUState, fpr[2]) },
1621 { "f3", offsetof(CPUState, fpr[3]) },
1622 { "f4", offsetof(CPUState, fpr[4]) },
1623 { "f5", offsetof(CPUState, fpr[5]) },
1624 { "f6", offsetof(CPUState, fpr[6]) },
1625 { "f7", offsetof(CPUState, fpr[7]) },
1626 { "f8", offsetof(CPUState, fpr[8]) },
1627 { "f9", offsetof(CPUState, fpr[9]) },
1628 { "f10", offsetof(CPUState, fpr[10]) },
1629 { "f11", offsetof(CPUState, fpr[11]) },
1630 { "f12", offsetof(CPUState, fpr[12]) },
1631 { "f13", offsetof(CPUState, fpr[13]) },
1632 { "f14", offsetof(CPUState, fpr[14]) },
1633 { "f15", offsetof(CPUState, fpr[15]) },
1634 { "f16", offsetof(CPUState, fpr[16]) },
1635 { "f17", offsetof(CPUState, fpr[17]) },
1636 { "f18", offsetof(CPUState, fpr[18]) },
1637 { "f19", offsetof(CPUState, fpr[19]) },
1638 { "f20", offsetof(CPUState, fpr[20]) },
1639 { "f21", offsetof(CPUState, fpr[21]) },
1640 { "f22", offsetof(CPUState, fpr[22]) },
1641 { "f23", offsetof(CPUState, fpr[23]) },
1642 { "f24", offsetof(CPUState, fpr[24]) },
1643 { "f25", offsetof(CPUState, fpr[25]) },
1644 { "f26", offsetof(CPUState, fpr[26]) },
1645 { "f27", offsetof(CPUState, fpr[27]) },
1646 { "f28", offsetof(CPUState, fpr[28]) },
1647 { "f29", offsetof(CPUState, fpr[29]) },
1648 { "f30", offsetof(CPUState, fpr[30]) },
1649 { "f31", offsetof(CPUState, fpr[31]) },
1650 { "fpscr", offsetof(CPUState, fpscr) },
1651 /* Next instruction pointer */
1652 { "nip|pc", offsetof(CPUState, nip) },
1653 { "lr", offsetof(CPUState, lr) },
1654 { "ctr", offsetof(CPUState, ctr) },
1655 { "decr", 0, &monitor_get_decr, },
1656 { "ccr", 0, &monitor_get_ccr, },
1657 /* Machine state register */
1658 { "msr", 0, &monitor_get_msr, },
1659 { "xer", 0, &monitor_get_xer, },
1660 { "tbu", 0, &monitor_get_tbu, },
1661 { "tbl", 0, &monitor_get_tbl, },
1662 #if defined(TARGET_PPC64)
1663 /* Address space register */
1664 { "asr", offsetof(CPUState, asr) },
1665 #endif
1666 /* Segment registers */
1667 { "sdr1", offsetof(CPUState, sdr1) },
1668 { "sr0", offsetof(CPUState, sr[0]) },
1669 { "sr1", offsetof(CPUState, sr[1]) },
1670 { "sr2", offsetof(CPUState, sr[2]) },
1671 { "sr3", offsetof(CPUState, sr[3]) },
1672 { "sr4", offsetof(CPUState, sr[4]) },
1673 { "sr5", offsetof(CPUState, sr[5]) },
1674 { "sr6", offsetof(CPUState, sr[6]) },
1675 { "sr7", offsetof(CPUState, sr[7]) },
1676 { "sr8", offsetof(CPUState, sr[8]) },
1677 { "sr9", offsetof(CPUState, sr[9]) },
1678 { "sr10", offsetof(CPUState, sr[10]) },
1679 { "sr11", offsetof(CPUState, sr[11]) },
1680 { "sr12", offsetof(CPUState, sr[12]) },
1681 { "sr13", offsetof(CPUState, sr[13]) },
1682 { "sr14", offsetof(CPUState, sr[14]) },
1683 { "sr15", offsetof(CPUState, sr[15]) },
1684 /* Too lazy to put BATs and SPRs ... */
1685 #elif defined(TARGET_SPARC)
1686 { "g0", offsetof(CPUState, gregs[0]) },
1687 { "g1", offsetof(CPUState, gregs[1]) },
1688 { "g2", offsetof(CPUState, gregs[2]) },
1689 { "g3", offsetof(CPUState, gregs[3]) },
1690 { "g4", offsetof(CPUState, gregs[4]) },
1691 { "g5", offsetof(CPUState, gregs[5]) },
1692 { "g6", offsetof(CPUState, gregs[6]) },
1693 { "g7", offsetof(CPUState, gregs[7]) },
1694 { "o0", 0, monitor_get_reg },
1695 { "o1", 1, monitor_get_reg },
1696 { "o2", 2, monitor_get_reg },
1697 { "o3", 3, monitor_get_reg },
1698 { "o4", 4, monitor_get_reg },
1699 { "o5", 5, monitor_get_reg },
1700 { "o6", 6, monitor_get_reg },
1701 { "o7", 7, monitor_get_reg },
1702 { "l0", 8, monitor_get_reg },
1703 { "l1", 9, monitor_get_reg },
1704 { "l2", 10, monitor_get_reg },
1705 { "l3", 11, monitor_get_reg },
1706 { "l4", 12, monitor_get_reg },
1707 { "l5", 13, monitor_get_reg },
1708 { "l6", 14, monitor_get_reg },
1709 { "l7", 15, monitor_get_reg },
1710 { "i0", 16, monitor_get_reg },
1711 { "i1", 17, monitor_get_reg },
1712 { "i2", 18, monitor_get_reg },
1713 { "i3", 19, monitor_get_reg },
1714 { "i4", 20, monitor_get_reg },
1715 { "i5", 21, monitor_get_reg },
1716 { "i6", 22, monitor_get_reg },
1717 { "i7", 23, monitor_get_reg },
1718 { "pc", offsetof(CPUState, pc) },
1719 { "npc", offsetof(CPUState, npc) },
1720 { "y", offsetof(CPUState, y) },
1721 #ifndef TARGET_SPARC64
1722 { "psr", 0, &monitor_get_psr, },
1723 { "wim", offsetof(CPUState, wim) },
1724 #endif
1725 { "tbr", offsetof(CPUState, tbr) },
1726 { "fsr", offsetof(CPUState, fsr) },
1727 { "f0", offsetof(CPUState, fpr[0]) },
1728 { "f1", offsetof(CPUState, fpr[1]) },
1729 { "f2", offsetof(CPUState, fpr[2]) },
1730 { "f3", offsetof(CPUState, fpr[3]) },
1731 { "f4", offsetof(CPUState, fpr[4]) },
1732 { "f5", offsetof(CPUState, fpr[5]) },
1733 { "f6", offsetof(CPUState, fpr[6]) },
1734 { "f7", offsetof(CPUState, fpr[7]) },
1735 { "f8", offsetof(CPUState, fpr[8]) },
1736 { "f9", offsetof(CPUState, fpr[9]) },
1737 { "f10", offsetof(CPUState, fpr[10]) },
1738 { "f11", offsetof(CPUState, fpr[11]) },
1739 { "f12", offsetof(CPUState, fpr[12]) },
1740 { "f13", offsetof(CPUState, fpr[13]) },
1741 { "f14", offsetof(CPUState, fpr[14]) },
1742 { "f15", offsetof(CPUState, fpr[15]) },
1743 { "f16", offsetof(CPUState, fpr[16]) },
1744 { "f17", offsetof(CPUState, fpr[17]) },
1745 { "f18", offsetof(CPUState, fpr[18]) },
1746 { "f19", offsetof(CPUState, fpr[19]) },
1747 { "f20", offsetof(CPUState, fpr[20]) },
1748 { "f21", offsetof(CPUState, fpr[21]) },
1749 { "f22", offsetof(CPUState, fpr[22]) },
1750 { "f23", offsetof(CPUState, fpr[23]) },
1751 { "f24", offsetof(CPUState, fpr[24]) },
1752 { "f25", offsetof(CPUState, fpr[25]) },
1753 { "f26", offsetof(CPUState, fpr[26]) },
1754 { "f27", offsetof(CPUState, fpr[27]) },
1755 { "f28", offsetof(CPUState, fpr[28]) },
1756 { "f29", offsetof(CPUState, fpr[29]) },
1757 { "f30", offsetof(CPUState, fpr[30]) },
1758 { "f31", offsetof(CPUState, fpr[31]) },
1759 #ifdef TARGET_SPARC64
1760 { "f32", offsetof(CPUState, fpr[32]) },
1761 { "f34", offsetof(CPUState, fpr[34]) },
1762 { "f36", offsetof(CPUState, fpr[36]) },
1763 { "f38", offsetof(CPUState, fpr[38]) },
1764 { "f40", offsetof(CPUState, fpr[40]) },
1765 { "f42", offsetof(CPUState, fpr[42]) },
1766 { "f44", offsetof(CPUState, fpr[44]) },
1767 { "f46", offsetof(CPUState, fpr[46]) },
1768 { "f48", offsetof(CPUState, fpr[48]) },
1769 { "f50", offsetof(CPUState, fpr[50]) },
1770 { "f52", offsetof(CPUState, fpr[52]) },
1771 { "f54", offsetof(CPUState, fpr[54]) },
1772 { "f56", offsetof(CPUState, fpr[56]) },
1773 { "f58", offsetof(CPUState, fpr[58]) },
1774 { "f60", offsetof(CPUState, fpr[60]) },
1775 { "f62", offsetof(CPUState, fpr[62]) },
1776 { "asi", offsetof(CPUState, asi) },
1777 { "pstate", offsetof(CPUState, pstate) },
1778 { "cansave", offsetof(CPUState, cansave) },
1779 { "canrestore", offsetof(CPUState, canrestore) },
1780 { "otherwin", offsetof(CPUState, otherwin) },
1781 { "wstate", offsetof(CPUState, wstate) },
1782 { "cleanwin", offsetof(CPUState, cleanwin) },
1783 { "fprs", offsetof(CPUState, fprs) },
1784 #endif
1785 #elif defined(TARGET_ARM)
1786 { "r0", offsetof(CPUState, regs[0]) },
1787 { "r1", offsetof(CPUState, regs[1]) },
1788 { "r2", offsetof(CPUState, regs[2]) },
1789 { "r3", offsetof(CPUState, regs[3]) },
1790 { "r4", offsetof(CPUState, regs[4]) },
1791 { "r5", offsetof(CPUState, regs[5]) },
1792 { "r6", offsetof(CPUState, regs[6]) },
1793 { "r7", offsetof(CPUState, regs[7]) },
1794 { "r8", offsetof(CPUState, regs[8]) },
1795 { "r9", offsetof(CPUState, regs[9]) },
1796 { "r10", offsetof(CPUState, regs[10]) },
1797 { "r11", offsetof(CPUState, regs[11]) },
1798 { "r12", offsetof(CPUState, regs[12]) },
1799 { "r13", offsetof(CPUState, regs[13]) },
1800 { "r14", offsetof(CPUState, regs[14]) },
1801 { "r15", offsetof(CPUState, regs[15]) },
1802 /* some interesting aliases */
1803 { "sp", offsetof(CPUState, regs[13]) },
1804 { "lr", offsetof(CPUState, regs[14]) },
1805 { "pc", offsetof(CPUState, regs[15]) },
1806 #endif
1807 { NULL },
1808 };
1809
expr_error(const char * fmt)1810 static void expr_error(const char *fmt)
1811 {
1812 term_printf(fmt);
1813 term_printf("\n");
1814 longjmp(expr_env, 1);
1815 }
1816
1817 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
get_monitor_def(target_long * pval,const char * name)1818 static int get_monitor_def(target_long *pval, const char *name)
1819 {
1820 MonitorDef *md;
1821 void *ptr;
1822
1823 for(md = monitor_defs; md->name != NULL; md++) {
1824 if (compare_cmd(name, md->name)) {
1825 if (md->get_value) {
1826 *pval = md->get_value(md, md->offset);
1827 } else {
1828 CPUState *env = mon_get_cpu();
1829 if (!env)
1830 return -2;
1831 ptr = (uint8_t *)env + md->offset;
1832 switch(md->type) {
1833 case MD_I32:
1834 *pval = *(int32_t *)ptr;
1835 break;
1836 case MD_TLONG:
1837 *pval = *(target_long *)ptr;
1838 break;
1839 default:
1840 *pval = 0;
1841 break;
1842 }
1843 }
1844 return 0;
1845 }
1846 }
1847 return -1;
1848 }
1849
next(void)1850 static void next(void)
1851 {
1852 if (pch != '\0') {
1853 pch++;
1854 while (isspace(*pch))
1855 pch++;
1856 }
1857 }
1858
1859 static int64_t expr_sum(void);
1860
expr_unary(void)1861 static int64_t expr_unary(void)
1862 {
1863 int64_t n;
1864 char *p;
1865 int ret;
1866
1867 switch(*pch) {
1868 case '+':
1869 next();
1870 n = expr_unary();
1871 break;
1872 case '-':
1873 next();
1874 n = -expr_unary();
1875 break;
1876 case '~':
1877 next();
1878 n = ~expr_unary();
1879 break;
1880 case '(':
1881 next();
1882 n = expr_sum();
1883 if (*pch != ')') {
1884 expr_error("')' expected");
1885 }
1886 next();
1887 break;
1888 case '\'':
1889 pch++;
1890 if (*pch == '\0')
1891 expr_error("character constant expected");
1892 n = *pch;
1893 pch++;
1894 if (*pch != '\'')
1895 expr_error("missing terminating \' character");
1896 next();
1897 break;
1898 case '$':
1899 {
1900 char buf[128], *q;
1901 target_long reg=0;
1902
1903 pch++;
1904 q = buf;
1905 while ((*pch >= 'a' && *pch <= 'z') ||
1906 (*pch >= 'A' && *pch <= 'Z') ||
1907 (*pch >= '0' && *pch <= '9') ||
1908 *pch == '_' || *pch == '.') {
1909 if ((q - buf) < sizeof(buf) - 1)
1910 *q++ = *pch;
1911 pch++;
1912 }
1913 while (isspace(*pch))
1914 pch++;
1915 *q = 0;
1916 ret = get_monitor_def(®, buf);
1917 if (ret == -1)
1918 expr_error("unknown register");
1919 else if (ret == -2)
1920 expr_error("no cpu defined");
1921 n = reg;
1922 }
1923 break;
1924 case '\0':
1925 expr_error("unexpected end of expression");
1926 n = 0;
1927 break;
1928 default:
1929 #if TARGET_PHYS_ADDR_BITS > 32
1930 n = strtoull(pch, &p, 0);
1931 #else
1932 n = strtoul(pch, &p, 0);
1933 #endif
1934 if (pch == p) {
1935 expr_error("invalid char in expression");
1936 }
1937 pch = p;
1938 while (isspace(*pch))
1939 pch++;
1940 break;
1941 }
1942 return n;
1943 }
1944
1945
expr_prod(void)1946 static int64_t expr_prod(void)
1947 {
1948 int64_t val, val2;
1949 int op;
1950
1951 val = expr_unary();
1952 for(;;) {
1953 op = *pch;
1954 if (op != '*' && op != '/' && op != '%')
1955 break;
1956 next();
1957 val2 = expr_unary();
1958 switch(op) {
1959 default:
1960 case '*':
1961 val *= val2;
1962 break;
1963 case '/':
1964 case '%':
1965 if (val2 == 0)
1966 expr_error("division by zero");
1967 if (op == '/')
1968 val /= val2;
1969 else
1970 val %= val2;
1971 break;
1972 }
1973 }
1974 return val;
1975 }
1976
expr_logic(void)1977 static int64_t expr_logic(void)
1978 {
1979 int64_t val, val2;
1980 int op;
1981
1982 val = expr_prod();
1983 for(;;) {
1984 op = *pch;
1985 if (op != '&' && op != '|' && op != '^')
1986 break;
1987 next();
1988 val2 = expr_prod();
1989 switch(op) {
1990 default:
1991 case '&':
1992 val &= val2;
1993 break;
1994 case '|':
1995 val |= val2;
1996 break;
1997 case '^':
1998 val ^= val2;
1999 break;
2000 }
2001 }
2002 return val;
2003 }
2004
expr_sum(void)2005 static int64_t expr_sum(void)
2006 {
2007 int64_t val, val2;
2008 int op;
2009
2010 val = expr_logic();
2011 for(;;) {
2012 op = *pch;
2013 if (op != '+' && op != '-')
2014 break;
2015 next();
2016 val2 = expr_logic();
2017 if (op == '+')
2018 val += val2;
2019 else
2020 val -= val2;
2021 }
2022 return val;
2023 }
2024
get_expr(int64_t * pval,const char ** pp)2025 static int get_expr(int64_t *pval, const char **pp)
2026 {
2027 pch = *pp;
2028 if (setjmp(expr_env)) {
2029 *pp = pch;
2030 return -1;
2031 }
2032 while (isspace(*pch))
2033 pch++;
2034 *pval = expr_sum();
2035 *pp = pch;
2036 return 0;
2037 }
2038
get_str(char * buf,int buf_size,const char ** pp)2039 static int get_str(char *buf, int buf_size, const char **pp)
2040 {
2041 const char *p;
2042 char *q;
2043 int c;
2044
2045 q = buf;
2046 p = *pp;
2047 while (isspace(*p))
2048 p++;
2049 if (*p == '\0') {
2050 fail:
2051 *q = '\0';
2052 *pp = p;
2053 return -1;
2054 }
2055 if (*p == '\"') {
2056 p++;
2057 while (*p != '\0' && *p != '\"') {
2058 if (*p == '\\') {
2059 p++;
2060 c = *p++;
2061 switch(c) {
2062 case 'n':
2063 c = '\n';
2064 break;
2065 case 'r':
2066 c = '\r';
2067 break;
2068 case '\\':
2069 case '\'':
2070 case '\"':
2071 break;
2072 default:
2073 qemu_printf("unsupported escape code: '\\%c'\n", c);
2074 goto fail;
2075 }
2076 if ((q - buf) < buf_size - 1) {
2077 *q++ = c;
2078 }
2079 } else {
2080 if ((q - buf) < buf_size - 1) {
2081 *q++ = *p;
2082 }
2083 p++;
2084 }
2085 }
2086 if (*p != '\"') {
2087 qemu_printf("unterminated string\n");
2088 goto fail;
2089 }
2090 p++;
2091 } else {
2092 while (*p != '\0' && !isspace(*p)) {
2093 if ((q - buf) < buf_size - 1) {
2094 *q++ = *p;
2095 }
2096 p++;
2097 }
2098 }
2099 *q = '\0';
2100 *pp = p;
2101 return 0;
2102 }
2103
2104 static int default_fmt_format = 'x';
2105 static int default_fmt_size = 4;
2106
2107 #define MAX_ARGS 16
2108
monitor_handle_command(const char * cmdline)2109 static void monitor_handle_command(const char *cmdline)
2110 {
2111 const char *p, *pstart, *typestr;
2112 char *q;
2113 int c, nb_args, len, i, has_arg;
2114 term_cmd_t *cmd;
2115 char cmdname[256];
2116 char buf[1024];
2117 void *str_allocated[MAX_ARGS];
2118 void *args[MAX_ARGS];
2119 void (*handler_0)(void);
2120 void (*handler_1)(void *arg0);
2121 void (*handler_2)(void *arg0, void *arg1);
2122 void (*handler_3)(void *arg0, void *arg1, void *arg2);
2123 void (*handler_4)(void *arg0, void *arg1, void *arg2, void *arg3);
2124 void (*handler_5)(void *arg0, void *arg1, void *arg2, void *arg3,
2125 void *arg4);
2126 void (*handler_6)(void *arg0, void *arg1, void *arg2, void *arg3,
2127 void *arg4, void *arg5);
2128 void (*handler_7)(void *arg0, void *arg1, void *arg2, void *arg3,
2129 void *arg4, void *arg5, void *arg6);
2130
2131 #ifdef DEBUG
2132 term_printf("command='%s'\n", cmdline);
2133 #endif
2134
2135 /* extract the command name */
2136 p = cmdline;
2137 q = cmdname;
2138 while (isspace(*p))
2139 p++;
2140 if (*p == '\0')
2141 return;
2142 pstart = p;
2143 while (*p != '\0' && *p != '/' && !isspace(*p))
2144 p++;
2145 len = p - pstart;
2146 if (len > sizeof(cmdname) - 1)
2147 len = sizeof(cmdname) - 1;
2148 memcpy(cmdname, pstart, len);
2149 cmdname[len] = '\0';
2150
2151 /* find the command */
2152 for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2153 if (compare_cmd(cmdname, cmd->name))
2154 goto found;
2155 }
2156 term_printf("unknown command: '%s'\n", cmdname);
2157 return;
2158 found:
2159
2160 for(i = 0; i < MAX_ARGS; i++)
2161 str_allocated[i] = NULL;
2162
2163 /* parse the parameters */
2164 typestr = cmd->args_type;
2165 nb_args = 0;
2166 for(;;) {
2167 c = *typestr;
2168 if (c == '\0')
2169 break;
2170 typestr++;
2171 switch(c) {
2172 case 'F':
2173 case 'B':
2174 case 's':
2175 {
2176 int ret;
2177 char *str;
2178
2179 while (isspace(*p))
2180 p++;
2181 if (*typestr == '?') {
2182 typestr++;
2183 if (*p == '\0') {
2184 /* no optional string: NULL argument */
2185 str = NULL;
2186 goto add_str;
2187 }
2188 }
2189 ret = get_str(buf, sizeof(buf), &p);
2190 if (ret < 0) {
2191 switch(c) {
2192 case 'F':
2193 term_printf("%s: filename expected\n", cmdname);
2194 break;
2195 case 'B':
2196 term_printf("%s: block device name expected\n", cmdname);
2197 break;
2198 default:
2199 term_printf("%s: string expected\n", cmdname);
2200 break;
2201 }
2202 goto fail;
2203 }
2204 str = qemu_malloc(strlen(buf) + 1);
2205 pstrcpy(str, sizeof(buf), buf);
2206 str_allocated[nb_args] = str;
2207 add_str:
2208 if (nb_args >= MAX_ARGS) {
2209 error_args:
2210 term_printf("%s: too many arguments\n", cmdname);
2211 goto fail;
2212 }
2213 args[nb_args++] = str;
2214 }
2215 break;
2216 case '/':
2217 {
2218 int count, format, size;
2219
2220 while (isspace(*p))
2221 p++;
2222 if (*p == '/') {
2223 /* format found */
2224 p++;
2225 count = 1;
2226 if (isdigit(*p)) {
2227 count = 0;
2228 while (isdigit(*p)) {
2229 count = count * 10 + (*p - '0');
2230 p++;
2231 }
2232 }
2233 size = -1;
2234 format = -1;
2235 for(;;) {
2236 switch(*p) {
2237 case 'o':
2238 case 'd':
2239 case 'u':
2240 case 'x':
2241 case 'i':
2242 case 'c':
2243 format = *p++;
2244 break;
2245 case 'b':
2246 size = 1;
2247 p++;
2248 break;
2249 case 'h':
2250 size = 2;
2251 p++;
2252 break;
2253 case 'w':
2254 size = 4;
2255 p++;
2256 break;
2257 case 'g':
2258 case 'L':
2259 size = 8;
2260 p++;
2261 break;
2262 default:
2263 goto next;
2264 }
2265 }
2266 next:
2267 if (*p != '\0' && !isspace(*p)) {
2268 term_printf("invalid char in format: '%c'\n", *p);
2269 goto fail;
2270 }
2271 if (format < 0)
2272 format = default_fmt_format;
2273 if (format != 'i') {
2274 /* for 'i', not specifying a size gives -1 as size */
2275 if (size < 0)
2276 size = default_fmt_size;
2277 }
2278 default_fmt_size = size;
2279 default_fmt_format = format;
2280 } else {
2281 count = 1;
2282 format = default_fmt_format;
2283 if (format != 'i') {
2284 size = default_fmt_size;
2285 } else {
2286 size = -1;
2287 }
2288 }
2289 if (nb_args + 3 > MAX_ARGS)
2290 goto error_args;
2291 args[nb_args++] = (void*)(long)count;
2292 args[nb_args++] = (void*)(long)format;
2293 args[nb_args++] = (void*)(long)size;
2294 }
2295 break;
2296 case 'i':
2297 case 'l':
2298 {
2299 int64_t val;
2300
2301 while (isspace(*p))
2302 p++;
2303 if (*typestr == '?' || *typestr == '.') {
2304 if (*typestr == '?') {
2305 if (*p == '\0')
2306 has_arg = 0;
2307 else
2308 has_arg = 1;
2309 } else {
2310 if (*p == '.') {
2311 p++;
2312 while (isspace(*p))
2313 p++;
2314 has_arg = 1;
2315 } else {
2316 has_arg = 0;
2317 }
2318 }
2319 typestr++;
2320 if (nb_args >= MAX_ARGS)
2321 goto error_args;
2322 args[nb_args++] = (void *)(long)has_arg;
2323 if (!has_arg) {
2324 if (nb_args >= MAX_ARGS)
2325 goto error_args;
2326 val = -1;
2327 goto add_num;
2328 }
2329 }
2330 if (get_expr(&val, &p))
2331 goto fail;
2332 add_num:
2333 if (c == 'i') {
2334 if (nb_args >= MAX_ARGS)
2335 goto error_args;
2336 args[nb_args++] = (void *)(long)val;
2337 } else {
2338 if ((nb_args + 1) >= MAX_ARGS)
2339 goto error_args;
2340 #if TARGET_PHYS_ADDR_BITS > 32
2341 args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2342 #else
2343 args[nb_args++] = (void *)0;
2344 #endif
2345 args[nb_args++] = (void *)(long)(val & 0xffffffff);
2346 }
2347 }
2348 break;
2349 case '-':
2350 {
2351 int has_option;
2352 /* option */
2353
2354 c = *typestr++;
2355 if (c == '\0')
2356 goto bad_type;
2357 while (isspace(*p))
2358 p++;
2359 has_option = 0;
2360 if (*p == '-') {
2361 p++;
2362 if (*p != c) {
2363 term_printf("%s: unsupported option -%c\n",
2364 cmdname, *p);
2365 goto fail;
2366 }
2367 p++;
2368 has_option = 1;
2369 }
2370 if (nb_args >= MAX_ARGS)
2371 goto error_args;
2372 args[nb_args++] = (void *)(long)has_option;
2373 }
2374 break;
2375 default:
2376 bad_type:
2377 term_printf("%s: unknown type '%c'\n", cmdname, c);
2378 goto fail;
2379 }
2380 }
2381 /* check that all arguments were parsed */
2382 while (isspace(*p))
2383 p++;
2384 if (*p != '\0') {
2385 term_printf("%s: extraneous characters at the end of line\n",
2386 cmdname);
2387 goto fail;
2388 }
2389
2390 switch(nb_args) {
2391 case 0:
2392 handler_0 = cmd->handler;
2393 handler_0();
2394 break;
2395 case 1:
2396 handler_1 = cmd->handler;
2397 handler_1(args[0]);
2398 break;
2399 case 2:
2400 handler_2 = cmd->handler;
2401 handler_2(args[0], args[1]);
2402 break;
2403 case 3:
2404 handler_3 = cmd->handler;
2405 handler_3(args[0], args[1], args[2]);
2406 break;
2407 case 4:
2408 handler_4 = cmd->handler;
2409 handler_4(args[0], args[1], args[2], args[3]);
2410 break;
2411 case 5:
2412 handler_5 = cmd->handler;
2413 handler_5(args[0], args[1], args[2], args[3], args[4]);
2414 break;
2415 case 6:
2416 handler_6 = cmd->handler;
2417 handler_6(args[0], args[1], args[2], args[3], args[4], args[5]);
2418 break;
2419 case 7:
2420 handler_7 = cmd->handler;
2421 handler_7(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2422 break;
2423 default:
2424 term_printf("unsupported number of arguments: %d\n", nb_args);
2425 goto fail;
2426 }
2427 fail:
2428 for(i = 0; i < MAX_ARGS; i++)
2429 qemu_free(str_allocated[i]);
2430 return;
2431 }
2432
cmd_completion(const char * name,const char * list)2433 static void cmd_completion(const char *name, const char *list)
2434 {
2435 const char *p, *pstart;
2436 char cmd[128];
2437 int len;
2438
2439 p = list;
2440 for(;;) {
2441 pstart = p;
2442 p = strchr(p, '|');
2443 if (!p)
2444 p = pstart + strlen(pstart);
2445 len = p - pstart;
2446 if (len > sizeof(cmd) - 2)
2447 len = sizeof(cmd) - 2;
2448 memcpy(cmd, pstart, len);
2449 cmd[len] = '\0';
2450 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2451 add_completion(cmd);
2452 }
2453 if (*p == '\0')
2454 break;
2455 p++;
2456 }
2457 }
2458
file_completion(const char * input)2459 static void file_completion(const char *input)
2460 {
2461 DIR *ffs;
2462 struct dirent *d;
2463 char path[1024];
2464 char file[1024], file_prefix[1024];
2465 int input_path_len;
2466 const char *p;
2467
2468 p = strrchr(input, '/');
2469 if (!p) {
2470 input_path_len = 0;
2471 pstrcpy(file_prefix, sizeof(file_prefix), input);
2472 pstrcpy(path, sizeof(path), ".");
2473 } else {
2474 input_path_len = p - input + 1;
2475 memcpy(path, input, input_path_len);
2476 if (input_path_len > sizeof(path) - 1)
2477 input_path_len = sizeof(path) - 1;
2478 path[input_path_len] = '\0';
2479 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2480 }
2481 #ifdef DEBUG_COMPLETION
2482 term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2483 #endif
2484 ffs = opendir(path);
2485 if (!ffs)
2486 return;
2487 for(;;) {
2488 struct stat sb;
2489 d = readdir(ffs);
2490 if (!d)
2491 break;
2492 if (strstart(d->d_name, file_prefix, NULL)) {
2493 memcpy(file, input, input_path_len);
2494 if (input_path_len < sizeof(file))
2495 pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
2496 d->d_name);
2497 /* stat the file to find out if it's a directory.
2498 * In that case add a slash to speed up typing long paths
2499 */
2500 stat(file, &sb);
2501 if(S_ISDIR(sb.st_mode))
2502 pstrcat(file, sizeof(file), "/");
2503 add_completion(file);
2504 }
2505 }
2506 closedir(ffs);
2507 }
2508
block_completion_it(void * opaque,const char * name)2509 static void block_completion_it(void *opaque, const char *name)
2510 {
2511 const char *input = opaque;
2512
2513 if (input[0] == '\0' ||
2514 !strncmp(name, (char *)input, strlen(input))) {
2515 add_completion(name);
2516 }
2517 }
2518
2519 /* NOTE: this parser is an approximate form of the real command parser */
parse_cmdline(const char * cmdline,int * pnb_args,char ** args)2520 static void parse_cmdline(const char *cmdline,
2521 int *pnb_args, char **args)
2522 {
2523 const char *p;
2524 int nb_args, ret;
2525 char buf[1024];
2526
2527 p = cmdline;
2528 nb_args = 0;
2529 for(;;) {
2530 while (isspace(*p))
2531 p++;
2532 if (*p == '\0')
2533 break;
2534 if (nb_args >= MAX_ARGS)
2535 break;
2536 ret = get_str(buf, sizeof(buf), &p);
2537 args[nb_args] = qemu_strdup(buf);
2538 nb_args++;
2539 if (ret < 0)
2540 break;
2541 }
2542 *pnb_args = nb_args;
2543 }
2544
readline_find_completion(const char * cmdline)2545 void readline_find_completion(const char *cmdline)
2546 {
2547 const char *cmdname;
2548 char *args[MAX_ARGS];
2549 int nb_args, i, len;
2550 const char *ptype, *str;
2551 term_cmd_t *cmd;
2552 const KeyDef *key;
2553
2554 parse_cmdline(cmdline, &nb_args, args);
2555 #ifdef DEBUG_COMPLETION
2556 for(i = 0; i < nb_args; i++) {
2557 term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2558 }
2559 #endif
2560
2561 /* if the line ends with a space, it means we want to complete the
2562 next arg */
2563 len = strlen(cmdline);
2564 if (len > 0 && isspace(cmdline[len - 1])) {
2565 if (nb_args >= MAX_ARGS)
2566 return;
2567 args[nb_args++] = qemu_strdup("");
2568 }
2569 if (nb_args <= 1) {
2570 /* command completion */
2571 if (nb_args == 0)
2572 cmdname = "";
2573 else
2574 cmdname = args[0];
2575 completion_index = strlen(cmdname);
2576 for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2577 cmd_completion(cmdname, cmd->name);
2578 }
2579 } else {
2580 /* find the command */
2581 for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2582 if (compare_cmd(args[0], cmd->name))
2583 goto found;
2584 }
2585 return;
2586 found:
2587 ptype = cmd->args_type;
2588 for(i = 0; i < nb_args - 2; i++) {
2589 if (*ptype != '\0') {
2590 ptype++;
2591 while (*ptype == '?')
2592 ptype++;
2593 }
2594 }
2595 str = args[nb_args - 1];
2596 switch(*ptype) {
2597 case 'F':
2598 /* file completion */
2599 completion_index = strlen(str);
2600 file_completion(str);
2601 break;
2602 case 'B':
2603 /* block device name completion */
2604 completion_index = strlen(str);
2605 bdrv_iterate(block_completion_it, (void *)str);
2606 break;
2607 case 's':
2608 /* XXX: more generic ? */
2609 if (!strcmp(cmd->name, "info")) {
2610 completion_index = strlen(str);
2611 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2612 cmd_completion(str, cmd->name);
2613 }
2614 } else if (!strcmp(cmd->name, "sendkey")) {
2615 completion_index = strlen(str);
2616 for(key = key_defs; key->name != NULL; key++) {
2617 cmd_completion(str, key->name);
2618 }
2619 }
2620 break;
2621 default:
2622 break;
2623 }
2624 }
2625 for(i = 0; i < nb_args; i++)
2626 qemu_free(args[i]);
2627 }
2628
term_can_read(void * opaque)2629 static int term_can_read(void *opaque)
2630 {
2631 return 128;
2632 }
2633
term_read(void * opaque,const uint8_t * buf,int size)2634 static void term_read(void *opaque, const uint8_t *buf, int size)
2635 {
2636 int i;
2637 for(i = 0; i < size; i++)
2638 readline_handle_byte(buf[i]);
2639 }
2640
2641 static void monitor_start_input(void);
2642
monitor_handle_command1(void * opaque,const char * cmdline)2643 static void monitor_handle_command1(void *opaque, const char *cmdline)
2644 {
2645 monitor_handle_command(cmdline);
2646 monitor_start_input();
2647 }
2648
monitor_start_input(void)2649 static void monitor_start_input(void)
2650 {
2651 readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2652 }
2653
term_event(void * opaque,int event)2654 static void term_event(void *opaque, int event)
2655 {
2656 if (event != CHR_EVENT_RESET)
2657 return;
2658
2659 if (!hide_banner)
2660 term_printf("QEMU %s monitor - type 'help' for more information\n",
2661 QEMU_VERSION);
2662 monitor_start_input();
2663 }
2664
2665 static int is_first_init = 1;
2666
monitor_init(CharDriverState * hd,int show_banner)2667 void monitor_init(CharDriverState *hd, int show_banner)
2668 {
2669 int i;
2670
2671 if (is_first_init) {
2672 key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
2673 if (!key_timer)
2674 return;
2675 for (i = 0; i < MAX_MON; i++) {
2676 monitor_hd[i] = NULL;
2677 }
2678 is_first_init = 0;
2679 }
2680 for (i = 0; i < MAX_MON; i++) {
2681 if (monitor_hd[i] == NULL) {
2682 monitor_hd[i] = hd;
2683 break;
2684 }
2685 }
2686
2687 hide_banner = !show_banner;
2688
2689 qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2690
2691 readline_start("", 0, monitor_handle_command1, NULL);
2692 }
2693
2694 /* XXX: use threads ? */
2695 /* modal monitor readline */
2696 static int monitor_readline_started;
2697 static char *monitor_readline_buf;
2698 static int monitor_readline_buf_size;
2699
monitor_readline_cb(void * opaque,const char * input)2700 static void monitor_readline_cb(void *opaque, const char *input)
2701 {
2702 pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2703 monitor_readline_started = 0;
2704 }
2705
monitor_readline(const char * prompt,int is_password,char * buf,int buf_size)2706 void monitor_readline(const char *prompt, int is_password,
2707 char *buf, int buf_size)
2708 {
2709 int i;
2710 int old_focus[MAX_MON];
2711
2712 if (is_password) {
2713 for (i = 0; i < MAX_MON; i++) {
2714 old_focus[i] = 0;
2715 if (monitor_hd[i]) {
2716 old_focus[i] = monitor_hd[i]->focus;
2717 monitor_hd[i]->focus = 0;
2718 qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2719 }
2720 }
2721 }
2722
2723 readline_start(prompt, is_password, monitor_readline_cb, NULL);
2724 monitor_readline_buf = buf;
2725 monitor_readline_buf_size = buf_size;
2726 monitor_readline_started = 1;
2727 while (monitor_readline_started) {
2728 main_loop_wait(10);
2729 }
2730 /* restore original focus */
2731 if (is_password) {
2732 for (i = 0; i < MAX_MON; i++)
2733 if (old_focus[i])
2734 monitor_hd[i]->focus = old_focus[i];
2735 }
2736 }
2737