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SH4 delay slot code update, by Magnus Damm.
[qemu/qemu_0_9_1_stable.git] / monitor.c
blob3c4694c78426ffb6caa3ef853f7a916e578a0c1b
1 /*
2 * QEMU monitor
3 *
4 * Copyright (c) 2003-2004 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24 #include "hw/hw.h"
25 #include "hw/usb.h"
26 #include "hw/pcmcia.h"
27 #include "hw/pc.h"
28 #include "hw/pci.h"
29 #include "gdbstub.h"
30 #include "net.h"
31 #include "qemu-char.h"
32 #include "sysemu.h"
33 #include "console.h"
34 #include "block.h"
35 #include "audio/audio.h"
36 #include "disas.h"
37 #include <dirent.h>
38
39 //#define DEBUG
40 //#define DEBUG_COMPLETION
41
42 #ifndef offsetof
43 #define offsetof(type, field) ((size_t) &((type *)0)->field)
44 #endif
45
46 /*
47 * Supported types:
48 *
49 * 'F' filename
50 * 'B' block device name
51 * 's' string (accept optional quote)
52 * 'i' 32 bit integer
53 * 'l' target long (32 or 64 bit)
54 * '/' optional gdb-like print format (like "/10x")
55 *
56 * '?' optional type (for 'F', 's' and 'i')
57 *
58 */
59
60 typedef struct term_cmd_t {
61 const char *name;
62 const char *args_type;
63 void (*handler)();
64 const char *params;
65 const char *help;
66 } term_cmd_t;
67
68 #define MAX_MON 4
69 static CharDriverState *monitor_hd[MAX_MON];
70 static int hide_banner;
71
72 static term_cmd_t term_cmds[];
73 static term_cmd_t info_cmds[];
74
75 static char term_outbuf[1024];
76 static int term_outbuf_index;
77
78 static void monitor_start_input(void);
79
80 CPUState *mon_cpu = NULL;
81
82 void term_flush(void)
83 {
84 int i;
85 if (term_outbuf_index > 0) {
86 for (i = 0; i < MAX_MON; i++)
87 if (monitor_hd[i] && monitor_hd[i]->focus == 0)
88 qemu_chr_write(monitor_hd[i], term_outbuf, term_outbuf_index);
89 term_outbuf_index = 0;
90 }
91 }
92
93 /* flush at every end of line or if the buffer is full */
94 void term_puts(const char *str)
95 {
96 int c;
97 for(;;) {
98 c = *str++;
99 if (c == '\0')
100 break;
101 if (c == '\n')
102 term_outbuf[term_outbuf_index++] = '\r';
103 term_outbuf[term_outbuf_index++] = c;
104 if (term_outbuf_index >= (sizeof(term_outbuf) - 1) ||
105 c == '\n')
106 term_flush();
107 }
108 }
109
110 void term_vprintf(const char *fmt, va_list ap)
111 {
112 char buf[4096];
113 vsnprintf(buf, sizeof(buf), fmt, ap);
114 term_puts(buf);
115 }
116
117 void term_printf(const char *fmt, ...)
118 {
119 va_list ap;
120 va_start(ap, fmt);
121 term_vprintf(fmt, ap);
122 va_end(ap);
123 }
124
125 void term_print_filename(const char *filename)
126 {
127 int i;
128
129 for (i = 0; filename[i]; i++) {
130 switch (filename[i]) {
131 case ' ':
132 case '"':
133 case '\\':
134 term_printf("\\%c", filename[i]);
135 break;
136 case '\t':
137 term_printf("\\t");
138 break;
139 case '\r':
140 term_printf("\\r");
141 break;
142 case '\n':
143 term_printf("\\n");
144 break;
145 default:
146 term_printf("%c", filename[i]);
147 break;
148 }
149 }
150 }
151
152 static int monitor_fprintf(FILE *stream, const char *fmt, ...)
153 {
154 va_list ap;
155 va_start(ap, fmt);
156 term_vprintf(fmt, ap);
157 va_end(ap);
158 return 0;
159 }
160
161 static int compare_cmd(const char *name, const char *list)
162 {
163 const char *p, *pstart;
164 int len;
165 len = strlen(name);
166 p = list;
167 for(;;) {
168 pstart = p;
169 p = strchr(p, '|');
170 if (!p)
171 p = pstart + strlen(pstart);
172 if ((p - pstart) == len && !memcmp(pstart, name, len))
173 return 1;
174 if (*p == '\0')
175 break;
176 p++;
177 }
178 return 0;
179 }
180
181 static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name)
182 {
183 term_cmd_t *cmd;
184
185 for(cmd = cmds; cmd->name != NULL; cmd++) {
186 if (!name || !strcmp(name, cmd->name))
187 term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
188 }
189 }
190
191 static void help_cmd(const char *name)
192 {
193 if (name && !strcmp(name, "info")) {
194 help_cmd1(info_cmds, "info ", NULL);
195 } else {
196 help_cmd1(term_cmds, "", name);
197 if (name && !strcmp(name, "log")) {
198 CPULogItem *item;
199 term_printf("Log items (comma separated):\n");
200 term_printf("%-10s %s\n", "none", "remove all logs");
201 for(item = cpu_log_items; item->mask != 0; item++) {
202 term_printf("%-10s %s\n", item->name, item->help);
203 }
204 }
205 }
206 }
207
208 static void do_help(const char *name)
209 {
210 help_cmd(name);
211 }
212
213 static void do_commit(const char *device)
214 {
215 int i, all_devices;
216
217 all_devices = !strcmp(device, "all");
218 for (i = 0; i < nb_drives; i++) {
219 if (all_devices ||
220 !strcmp(bdrv_get_device_name(drives_table[i].bdrv), device))
221 bdrv_commit(drives_table[i].bdrv);
222 }
223 }
224
225 static void do_info(const char *item)
226 {
227 term_cmd_t *cmd;
228
229 if (!item)
230 goto help;
231 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
232 if (compare_cmd(item, cmd->name))
233 goto found;
234 }
235 help:
236 help_cmd("info");
237 return;
238 found:
239 cmd->handler();
240 }
241
242 static void do_info_version(void)
243 {
244 term_printf("%s\n", QEMU_VERSION);
245 }
246
247 static void do_info_name(void)
248 {
249 if (qemu_name)
250 term_printf("%s\n", qemu_name);
251 }
252
253 static void do_info_block(void)
254 {
255 bdrv_info();
256 }
257
258 static void do_info_blockstats(void)
259 {
260 bdrv_info_stats();
261 }
262
263 /* get the current CPU defined by the user */
264 static int mon_set_cpu(int cpu_index)
265 {
266 CPUState *env;
267
268 for(env = first_cpu; env != NULL; env = env->next_cpu) {
269 if (env->cpu_index == cpu_index) {
270 mon_cpu = env;
271 return 0;
272 }
273 }
274 return -1;
275 }
276
277 static CPUState *mon_get_cpu(void)
278 {
279 if (!mon_cpu) {
280 mon_set_cpu(0);
281 }
282 return mon_cpu;
283 }
284
285 static void do_info_registers(void)
286 {
287 CPUState *env;
288 env = mon_get_cpu();
289 if (!env)
290 return;
291 #ifdef TARGET_I386
292 cpu_dump_state(env, NULL, monitor_fprintf,
293 X86_DUMP_FPU);
294 #else
295 cpu_dump_state(env, NULL, monitor_fprintf,
296 0);
297 #endif
298 }
299
300 static void do_info_cpus(void)
301 {
302 CPUState *env;
303
304 /* just to set the default cpu if not already done */
305 mon_get_cpu();
306
307 for(env = first_cpu; env != NULL; env = env->next_cpu) {
308 term_printf("%c CPU #%d:",
309 (env == mon_cpu) ? '*' : ' ',
310 env->cpu_index);
311 #if defined(TARGET_I386)
312 term_printf(" pc=0x" TARGET_FMT_lx, env->eip + env->segs[R_CS].base);
313 if (env->hflags & HF_HALTED_MASK)
314 term_printf(" (halted)");
315 #elif defined(TARGET_PPC)
316 term_printf(" nip=0x" TARGET_FMT_lx, env->nip);
317 if (env->halted)
318 term_printf(" (halted)");
319 #elif defined(TARGET_SPARC)
320 term_printf(" pc=0x" TARGET_FMT_lx " npc=0x" TARGET_FMT_lx, env->pc, env->npc);
321 if (env->halted)
322 term_printf(" (halted)");
323 #elif defined(TARGET_MIPS)
324 term_printf(" PC=0x" TARGET_FMT_lx, env->PC[env->current_tc]);
325 if (env->halted)
326 term_printf(" (halted)");
327 #endif
328 term_printf("\n");
329 }
330 }
331
332 static void do_cpu_set(int index)
333 {
334 if (mon_set_cpu(index) < 0)
335 term_printf("Invalid CPU index\n");
336 }
337
338 static void do_info_jit(void)
339 {
340 dump_exec_info(NULL, monitor_fprintf);
341 }
342
343 static void do_info_history (void)
344 {
345 int i;
346 const char *str;
347
348 i = 0;
349 for(;;) {
350 str = readline_get_history(i);
351 if (!str)
352 break;
353 term_printf("%d: '%s'\n", i, str);
354 i++;
355 }
356 }
357
358 #if defined(TARGET_PPC)
359 /* XXX: not implemented in other targets */
360 static void do_info_cpu_stats (void)
361 {
362 CPUState *env;
363
364 env = mon_get_cpu();
365 cpu_dump_statistics(env, NULL, &monitor_fprintf, 0);
366 }
367 #endif
368
369 static void do_quit(void)
370 {
371 exit(0);
372 }
373
374 static int eject_device(BlockDriverState *bs, int force)
375 {
376 if (bdrv_is_inserted(bs)) {
377 if (!force) {
378 if (!bdrv_is_removable(bs)) {
379 term_printf("device is not removable\n");
380 return -1;
381 }
382 if (bdrv_is_locked(bs)) {
383 term_printf("device is locked\n");
384 return -1;
385 }
386 }
387 bdrv_close(bs);
388 }
389 return 0;
390 }
391
392 static void do_eject(int force, const char *filename)
393 {
394 BlockDriverState *bs;
395
396 bs = bdrv_find(filename);
397 if (!bs) {
398 term_printf("device not found\n");
399 return;
400 }
401 eject_device(bs, force);
402 }
403
404 static void do_change_block(const char *device, const char *filename)
405 {
406 BlockDriverState *bs;
407
408 bs = bdrv_find(device);
409 if (!bs) {
410 term_printf("device not found\n");
411 return;
412 }
413 if (eject_device(bs, 0) < 0)
414 return;
415 bdrv_open(bs, filename, 0);
416 qemu_key_check(bs, filename);
417 }
418
419 static void do_change_vnc(const char *target)
420 {
421 if (strcmp(target, "passwd") == 0 ||
422 strcmp(target, "password") == 0) {
423 char password[9];
424 monitor_readline("Password: ", 1, password, sizeof(password)-1);
425 password[sizeof(password)-1] = '\0';
426 if (vnc_display_password(NULL, password) < 0)
427 term_printf("could not set VNC server password\n");
428 } else {
429 if (vnc_display_open(NULL, target) < 0)
430 term_printf("could not start VNC server on %s\n", target);
431 }
432 }
433
434 static void do_change(const char *device, const char *target)
435 {
436 if (strcmp(device, "vnc") == 0) {
437 do_change_vnc(target);
438 } else {
439 do_change_block(device, target);
440 }
441 }
442
443 static void do_screen_dump(const char *filename)
444 {
445 vga_hw_screen_dump(filename);
446 }
447
448 static void do_logfile(const char *filename)
449 {
450 cpu_set_log_filename(filename);
451 }
452
453 static void do_log(const char *items)
454 {
455 int mask;
456
457 if (!strcmp(items, "none")) {
458 mask = 0;
459 } else {
460 mask = cpu_str_to_log_mask(items);
461 if (!mask) {
462 help_cmd("log");
463 return;
464 }
465 }
466 cpu_set_log(mask);
467 }
468
469 static void do_stop(void)
470 {
471 vm_stop(EXCP_INTERRUPT);
472 }
473
474 static void do_cont(void)
475 {
476 vm_start();
477 }
478
479 #ifdef CONFIG_GDBSTUB
480 static void do_gdbserver(const char *port)
481 {
482 if (!port)
483 port = DEFAULT_GDBSTUB_PORT;
484 if (gdbserver_start(port) < 0) {
485 qemu_printf("Could not open gdbserver socket on port '%s'\n", port);
486 } else {
487 qemu_printf("Waiting gdb connection on port '%s'\n", port);
488 }
489 }
490 #endif
491
492 static void term_printc(int c)
493 {
494 term_printf("'");
495 switch(c) {
496 case '\'':
497 term_printf("\\'");
498 break;
499 case '\\':
500 term_printf("\\\\");
501 break;
502 case '\n':
503 term_printf("\\n");
504 break;
505 case '\r':
506 term_printf("\\r");
507 break;
508 default:
509 if (c >= 32 && c <= 126) {
510 term_printf("%c", c);
511 } else {
512 term_printf("\\x%02x", c);
513 }
514 break;
515 }
516 term_printf("'");
517 }
518
519 static void memory_dump(int count, int format, int wsize,
520 target_phys_addr_t addr, int is_physical)
521 {
522 CPUState *env;
523 int nb_per_line, l, line_size, i, max_digits, len;
524 uint8_t buf[16];
525 uint64_t v;
526
527 if (format == 'i') {
528 int flags;
529 flags = 0;
530 env = mon_get_cpu();
531 if (!env && !is_physical)
532 return;
533 #ifdef TARGET_I386
534 if (wsize == 2) {
535 flags = 1;
536 } else if (wsize == 4) {
537 flags = 0;
538 } else {
539 /* as default we use the current CS size */
540 flags = 0;
541 if (env) {
542 #ifdef TARGET_X86_64
543 if ((env->efer & MSR_EFER_LMA) &&
544 (env->segs[R_CS].flags & DESC_L_MASK))
545 flags = 2;
546 else
547 #endif
548 if (!(env->segs[R_CS].flags & DESC_B_MASK))
549 flags = 1;
550 }
551 }
552 #endif
553 monitor_disas(env, addr, count, is_physical, flags);
554 return;
555 }
556
557 len = wsize * count;
558 if (wsize == 1)
559 line_size = 8;
560 else
561 line_size = 16;
562 nb_per_line = line_size / wsize;
563 max_digits = 0;
564
565 switch(format) {
566 case 'o':
567 max_digits = (wsize * 8 + 2) / 3;
568 break;
569 default:
570 case 'x':
571 max_digits = (wsize * 8) / 4;
572 break;
573 case 'u':
574 case 'd':
575 max_digits = (wsize * 8 * 10 + 32) / 33;
576 break;
577 case 'c':
578 wsize = 1;
579 break;
580 }
581
582 while (len > 0) {
583 if (is_physical)
584 term_printf(TARGET_FMT_plx ":", addr);
585 else
586 term_printf(TARGET_FMT_lx ":", (target_ulong)addr);
587 l = len;
588 if (l > line_size)
589 l = line_size;
590 if (is_physical) {
591 cpu_physical_memory_rw(addr, buf, l, 0);
592 } else {
593 env = mon_get_cpu();
594 if (!env)
595 break;
596 cpu_memory_rw_debug(env, addr, buf, l, 0);
597 }
598 i = 0;
599 while (i < l) {
600 switch(wsize) {
601 default:
602 case 1:
603 v = ldub_raw(buf + i);
604 break;
605 case 2:
606 v = lduw_raw(buf + i);
607 break;
608 case 4:
609 v = (uint32_t)ldl_raw(buf + i);
610 break;
611 case 8:
612 v = ldq_raw(buf + i);
613 break;
614 }
615 term_printf(" ");
616 switch(format) {
617 case 'o':
618 term_printf("%#*" PRIo64, max_digits, v);
619 break;
620 case 'x':
621 term_printf("0x%0*" PRIx64, max_digits, v);
622 break;
623 case 'u':
624 term_printf("%*" PRIu64, max_digits, v);
625 break;
626 case 'd':
627 term_printf("%*" PRId64, max_digits, v);
628 break;
629 case 'c':
630 term_printc(v);
631 break;
632 }
633 i += wsize;
634 }
635 term_printf("\n");
636 addr += l;
637 len -= l;
638 }
639 }
640
641 #if TARGET_LONG_BITS == 64
642 #define GET_TLONG(h, l) (((uint64_t)(h) << 32) | (l))
643 #else
644 #define GET_TLONG(h, l) (l)
645 #endif
646
647 static void do_memory_dump(int count, int format, int size,
648 uint32_t addrh, uint32_t addrl)
649 {
650 target_long addr = GET_TLONG(addrh, addrl);
651 memory_dump(count, format, size, addr, 0);
652 }
653
654 #if TARGET_PHYS_ADDR_BITS > 32
655 #define GET_TPHYSADDR(h, l) (((uint64_t)(h) << 32) | (l))
656 #else
657 #define GET_TPHYSADDR(h, l) (l)
658 #endif
659
660 static void do_physical_memory_dump(int count, int format, int size,
661 uint32_t addrh, uint32_t addrl)
662
663 {
664 target_phys_addr_t addr = GET_TPHYSADDR(addrh, addrl);
665 memory_dump(count, format, size, addr, 1);
666 }
667
668 static void do_print(int count, int format, int size, unsigned int valh, unsigned int vall)
669 {
670 target_phys_addr_t val = GET_TPHYSADDR(valh, vall);
671 #if TARGET_PHYS_ADDR_BITS == 32
672 switch(format) {
673 case 'o':
674 term_printf("%#o", val);
675 break;
676 case 'x':
677 term_printf("%#x", val);
678 break;
679 case 'u':
680 term_printf("%u", val);
681 break;
682 default:
683 case 'd':
684 term_printf("%d", val);
685 break;
686 case 'c':
687 term_printc(val);
688 break;
689 }
690 #else
691 switch(format) {
692 case 'o':
693 term_printf("%#" PRIo64, val);
694 break;
695 case 'x':
696 term_printf("%#" PRIx64, val);
697 break;
698 case 'u':
699 term_printf("%" PRIu64, val);
700 break;
701 default:
702 case 'd':
703 term_printf("%" PRId64, val);
704 break;
705 case 'c':
706 term_printc(val);
707 break;
708 }
709 #endif
710 term_printf("\n");
711 }
712
713 static void do_memory_save(unsigned int valh, unsigned int vall,
714 uint32_t size, const char *filename)
715 {
716 FILE *f;
717 target_long addr = GET_TLONG(valh, vall);
718 uint32_t l;
719 CPUState *env;
720 uint8_t buf[1024];
721
722 env = mon_get_cpu();
723 if (!env)
724 return;
725
726 f = fopen(filename, "wb");
727 if (!f) {
728 term_printf("could not open '%s'\n", filename);
729 return;
730 }
731 while (size != 0) {
732 l = sizeof(buf);
733 if (l > size)
734 l = size;
735 cpu_memory_rw_debug(env, addr, buf, l, 0);
736 fwrite(buf, 1, l, f);
737 addr += l;
738 size -= l;
739 }
740 fclose(f);
741 }
742
743 static void do_sum(uint32_t start, uint32_t size)
744 {
745 uint32_t addr;
746 uint8_t buf[1];
747 uint16_t sum;
748
749 sum = 0;
750 for(addr = start; addr < (start + size); addr++) {
751 cpu_physical_memory_rw(addr, buf, 1, 0);
752 /* BSD sum algorithm ('sum' Unix command) */
753 sum = (sum >> 1) | (sum << 15);
754 sum += buf[0];
755 }
756 term_printf("%05d\n", sum);
757 }
758
759 typedef struct {
760 int keycode;
761 const char *name;
762 } KeyDef;
763
764 static const KeyDef key_defs[] = {
765 { 0x2a, "shift" },
766 { 0x36, "shift_r" },
767
768 { 0x38, "alt" },
769 { 0xb8, "alt_r" },
770 { 0x1d, "ctrl" },
771 { 0x9d, "ctrl_r" },
772
773 { 0xdd, "menu" },
774
775 { 0x01, "esc" },
776
777 { 0x02, "1" },
778 { 0x03, "2" },
779 { 0x04, "3" },
780 { 0x05, "4" },
781 { 0x06, "5" },
782 { 0x07, "6" },
783 { 0x08, "7" },
784 { 0x09, "8" },
785 { 0x0a, "9" },
786 { 0x0b, "0" },
787 { 0x0c, "minus" },
788 { 0x0d, "equal" },
789 { 0x0e, "backspace" },
790
791 { 0x0f, "tab" },
792 { 0x10, "q" },
793 { 0x11, "w" },
794 { 0x12, "e" },
795 { 0x13, "r" },
796 { 0x14, "t" },
797 { 0x15, "y" },
798 { 0x16, "u" },
799 { 0x17, "i" },
800 { 0x18, "o" },
801 { 0x19, "p" },
802
803 { 0x1c, "ret" },
804
805 { 0x1e, "a" },
806 { 0x1f, "s" },
807 { 0x20, "d" },
808 { 0x21, "f" },
809 { 0x22, "g" },
810 { 0x23, "h" },
811 { 0x24, "j" },
812 { 0x25, "k" },
813 { 0x26, "l" },
814
815 { 0x2c, "z" },
816 { 0x2d, "x" },
817 { 0x2e, "c" },
818 { 0x2f, "v" },
819 { 0x30, "b" },
820 { 0x31, "n" },
821 { 0x32, "m" },
822
823 { 0x39, "spc" },
824 { 0x3a, "caps_lock" },
825 { 0x3b, "f1" },
826 { 0x3c, "f2" },
827 { 0x3d, "f3" },
828 { 0x3e, "f4" },
829 { 0x3f, "f5" },
830 { 0x40, "f6" },
831 { 0x41, "f7" },
832 { 0x42, "f8" },
833 { 0x43, "f9" },
834 { 0x44, "f10" },
835 { 0x45, "num_lock" },
836 { 0x46, "scroll_lock" },
837
838 { 0xb5, "kp_divide" },
839 { 0x37, "kp_multiply" },
840 { 0x4a, "kp_subtract" },
841 { 0x4e, "kp_add" },
842 { 0x9c, "kp_enter" },
843 { 0x53, "kp_decimal" },
844
845 { 0x52, "kp_0" },
846 { 0x4f, "kp_1" },
847 { 0x50, "kp_2" },
848 { 0x51, "kp_3" },
849 { 0x4b, "kp_4" },
850 { 0x4c, "kp_5" },
851 { 0x4d, "kp_6" },
852 { 0x47, "kp_7" },
853 { 0x48, "kp_8" },
854 { 0x49, "kp_9" },
855
856 { 0x56, "<" },
857
858 { 0x57, "f11" },
859 { 0x58, "f12" },
860
861 { 0xb7, "print" },
862
863 { 0xc7, "home" },
864 { 0xc9, "pgup" },
865 { 0xd1, "pgdn" },
866 { 0xcf, "end" },
867
868 { 0xcb, "left" },
869 { 0xc8, "up" },
870 { 0xd0, "down" },
871 { 0xcd, "right" },
872
873 { 0xd2, "insert" },
874 { 0xd3, "delete" },
875 { 0, NULL },
876 };
877
878 static int get_keycode(const char *key)
879 {
880 const KeyDef *p;
881 char *endp;
882 int ret;
883
884 for(p = key_defs; p->name != NULL; p++) {
885 if (!strcmp(key, p->name))
886 return p->keycode;
887 }
888 if (strstart(key, "0x", NULL)) {
889 ret = strtoul(key, &endp, 0);
890 if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
891 return ret;
892 }
893 return -1;
894 }
895
896 static void do_send_key(const char *string)
897 {
898 char keybuf[16], *q;
899 uint8_t keycodes[16];
900 const char *p;
901 int nb_keycodes, keycode, i;
902
903 nb_keycodes = 0;
904 p = string;
905 while (*p != '\0') {
906 q = keybuf;
907 while (*p != '\0' && *p != '-') {
908 if ((q - keybuf) < sizeof(keybuf) - 1) {
909 *q++ = *p;
910 }
911 p++;
912 }
913 *q = '\0';
914 keycode = get_keycode(keybuf);
915 if (keycode < 0) {
916 term_printf("unknown key: '%s'\n", keybuf);
917 return;
918 }
919 keycodes[nb_keycodes++] = keycode;
920 if (*p == '\0')
921 break;
922 p++;
923 }
924 /* key down events */
925 for(i = 0; i < nb_keycodes; i++) {
926 keycode = keycodes[i];
927 if (keycode & 0x80)
928 kbd_put_keycode(0xe0);
929 kbd_put_keycode(keycode & 0x7f);
930 }
931 /* key up events */
932 for(i = nb_keycodes - 1; i >= 0; i--) {
933 keycode = keycodes[i];
934 if (keycode & 0x80)
935 kbd_put_keycode(0xe0);
936 kbd_put_keycode(keycode | 0x80);
937 }
938 }
939
940 static int mouse_button_state;
941
942 static void do_mouse_move(const char *dx_str, const char *dy_str,
943 const char *dz_str)
944 {
945 int dx, dy, dz;
946 dx = strtol(dx_str, NULL, 0);
947 dy = strtol(dy_str, NULL, 0);
948 dz = 0;
949 if (dz_str)
950 dz = strtol(dz_str, NULL, 0);
951 kbd_mouse_event(dx, dy, dz, mouse_button_state);
952 }
953
954 static void do_mouse_button(int button_state)
955 {
956 mouse_button_state = button_state;
957 kbd_mouse_event(0, 0, 0, mouse_button_state);
958 }
959
960 static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
961 {
962 uint32_t val;
963 int suffix;
964
965 if (has_index) {
966 cpu_outb(NULL, addr & 0xffff, index & 0xff);
967 addr++;
968 }
969 addr &= 0xffff;
970
971 switch(size) {
972 default:
973 case 1:
974 val = cpu_inb(NULL, addr);
975 suffix = 'b';
976 break;
977 case 2:
978 val = cpu_inw(NULL, addr);
979 suffix = 'w';
980 break;
981 case 4:
982 val = cpu_inl(NULL, addr);
983 suffix = 'l';
984 break;
985 }
986 term_printf("port%c[0x%04x] = %#0*x\n",
987 suffix, addr, size * 2, val);
988 }
989
990 static void do_system_reset(void)
991 {
992 qemu_system_reset_request();
993 }
994
995 static void do_system_powerdown(void)
996 {
997 qemu_system_powerdown_request();
998 }
999
1000 #if defined(TARGET_I386)
1001 static void print_pte(uint32_t addr, uint32_t pte, uint32_t mask)
1002 {
1003 term_printf("%08x: %08x %c%c%c%c%c%c%c%c\n",
1004 addr,
1005 pte & mask,
1006 pte & PG_GLOBAL_MASK ? 'G' : '-',
1007 pte & PG_PSE_MASK ? 'P' : '-',
1008 pte & PG_DIRTY_MASK ? 'D' : '-',
1009 pte & PG_ACCESSED_MASK ? 'A' : '-',
1010 pte & PG_PCD_MASK ? 'C' : '-',
1011 pte & PG_PWT_MASK ? 'T' : '-',
1012 pte & PG_USER_MASK ? 'U' : '-',
1013 pte & PG_RW_MASK ? 'W' : '-');
1014 }
1015
1016 static void tlb_info(void)
1017 {
1018 CPUState *env;
1019 int l1, l2;
1020 uint32_t pgd, pde, pte;
1021
1022 env = mon_get_cpu();
1023 if (!env)
1024 return;
1025
1026 if (!(env->cr[0] & CR0_PG_MASK)) {
1027 term_printf("PG disabled\n");
1028 return;
1029 }
1030 pgd = env->cr[3] & ~0xfff;
1031 for(l1 = 0; l1 < 1024; l1++) {
1032 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1033 pde = le32_to_cpu(pde);
1034 if (pde & PG_PRESENT_MASK) {
1035 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1036 print_pte((l1 << 22), pde, ~((1 << 20) - 1));
1037 } else {
1038 for(l2 = 0; l2 < 1024; l2++) {
1039 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1040 (uint8_t *)&pte, 4);
1041 pte = le32_to_cpu(pte);
1042 if (pte & PG_PRESENT_MASK) {
1043 print_pte((l1 << 22) + (l2 << 12),
1044 pte & ~PG_PSE_MASK,
1045 ~0xfff);
1046 }
1047 }
1048 }
1049 }
1050 }
1051 }
1052
1053 static void mem_print(uint32_t *pstart, int *plast_prot,
1054 uint32_t end, int prot)
1055 {
1056 int prot1;
1057 prot1 = *plast_prot;
1058 if (prot != prot1) {
1059 if (*pstart != -1) {
1060 term_printf("%08x-%08x %08x %c%c%c\n",
1061 *pstart, end, end - *pstart,
1062 prot1 & PG_USER_MASK ? 'u' : '-',
1063 'r',
1064 prot1 & PG_RW_MASK ? 'w' : '-');
1065 }
1066 if (prot != 0)
1067 *pstart = end;
1068 else
1069 *pstart = -1;
1070 *plast_prot = prot;
1071 }
1072 }
1073
1074 static void mem_info(void)
1075 {
1076 CPUState *env;
1077 int l1, l2, prot, last_prot;
1078 uint32_t pgd, pde, pte, start, end;
1079
1080 env = mon_get_cpu();
1081 if (!env)
1082 return;
1083
1084 if (!(env->cr[0] & CR0_PG_MASK)) {
1085 term_printf("PG disabled\n");
1086 return;
1087 }
1088 pgd = env->cr[3] & ~0xfff;
1089 last_prot = 0;
1090 start = -1;
1091 for(l1 = 0; l1 < 1024; l1++) {
1092 cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
1093 pde = le32_to_cpu(pde);
1094 end = l1 << 22;
1095 if (pde & PG_PRESENT_MASK) {
1096 if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
1097 prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1098 mem_print(&start, &last_prot, end, prot);
1099 } else {
1100 for(l2 = 0; l2 < 1024; l2++) {
1101 cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
1102 (uint8_t *)&pte, 4);
1103 pte = le32_to_cpu(pte);
1104 end = (l1 << 22) + (l2 << 12);
1105 if (pte & PG_PRESENT_MASK) {
1106 prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
1107 } else {
1108 prot = 0;
1109 }
1110 mem_print(&start, &last_prot, end, prot);
1111 }
1112 }
1113 } else {
1114 prot = 0;
1115 mem_print(&start, &last_prot, end, prot);
1116 }
1117 }
1118 }
1119 #endif
1120
1121 static void do_info_kqemu(void)
1122 {
1123 #ifdef USE_KQEMU
1124 CPUState *env;
1125 int val;
1126 val = 0;
1127 env = mon_get_cpu();
1128 if (!env) {
1129 term_printf("No cpu initialized yet");
1130 return;
1131 }
1132 val = env->kqemu_enabled;
1133 term_printf("kqemu support: ");
1134 switch(val) {
1135 default:
1136 case 0:
1137 term_printf("disabled\n");
1138 break;
1139 case 1:
1140 term_printf("enabled for user code\n");
1141 break;
1142 case 2:
1143 term_printf("enabled for user and kernel code\n");
1144 break;
1145 }
1146 #else
1147 term_printf("kqemu support: not compiled\n");
1148 #endif
1149 }
1150
1151 #ifdef CONFIG_PROFILER
1152
1153 int64_t kqemu_time;
1154 int64_t qemu_time;
1155 int64_t kqemu_exec_count;
1156 int64_t dev_time;
1157 int64_t kqemu_ret_int_count;
1158 int64_t kqemu_ret_excp_count;
1159 int64_t kqemu_ret_intr_count;
1160
1161 static void do_info_profile(void)
1162 {
1163 int64_t total;
1164 total = qemu_time;
1165 if (total == 0)
1166 total = 1;
1167 term_printf("async time %" PRId64 " (%0.3f)\n",
1168 dev_time, dev_time / (double)ticks_per_sec);
1169 term_printf("qemu time %" PRId64 " (%0.3f)\n",
1170 qemu_time, qemu_time / (double)ticks_per_sec);
1171 term_printf("kqemu time %" PRId64 " (%0.3f %0.1f%%) count=%" PRId64 " int=%" PRId64 " excp=%" PRId64 " intr=%" PRId64 "\n",
1172 kqemu_time, kqemu_time / (double)ticks_per_sec,
1173 kqemu_time / (double)total * 100.0,
1174 kqemu_exec_count,
1175 kqemu_ret_int_count,
1176 kqemu_ret_excp_count,
1177 kqemu_ret_intr_count);
1178 qemu_time = 0;
1179 kqemu_time = 0;
1180 kqemu_exec_count = 0;
1181 dev_time = 0;
1182 kqemu_ret_int_count = 0;
1183 kqemu_ret_excp_count = 0;
1184 kqemu_ret_intr_count = 0;
1185 #ifdef USE_KQEMU
1186 kqemu_record_dump();
1187 #endif
1188 }
1189 #else
1190 static void do_info_profile(void)
1191 {
1192 term_printf("Internal profiler not compiled\n");
1193 }
1194 #endif
1195
1196 /* Capture support */
1197 static LIST_HEAD (capture_list_head, CaptureState) capture_head;
1198
1199 static void do_info_capture (void)
1200 {
1201 int i;
1202 CaptureState *s;
1203
1204 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1205 term_printf ("[%d]: ", i);
1206 s->ops.info (s->opaque);
1207 }
1208 }
1209
1210 static void do_stop_capture (int n)
1211 {
1212 int i;
1213 CaptureState *s;
1214
1215 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
1216 if (i == n) {
1217 s->ops.destroy (s->opaque);
1218 LIST_REMOVE (s, entries);
1219 qemu_free (s);
1220 return;
1221 }
1222 }
1223 }
1224
1225 #ifdef HAS_AUDIO
1226 int wav_start_capture (CaptureState *s, const char *path, int freq,
1227 int bits, int nchannels);
1228
1229 static void do_wav_capture (const char *path,
1230 int has_freq, int freq,
1231 int has_bits, int bits,
1232 int has_channels, int nchannels)
1233 {
1234 CaptureState *s;
1235
1236 s = qemu_mallocz (sizeof (*s));
1237 if (!s) {
1238 term_printf ("Not enough memory to add wave capture\n");
1239 return;
1240 }
1241
1242 freq = has_freq ? freq : 44100;
1243 bits = has_bits ? bits : 16;
1244 nchannels = has_channels ? nchannels : 2;
1245
1246 if (wav_start_capture (s, path, freq, bits, nchannels)) {
1247 term_printf ("Faied to add wave capture\n");
1248 qemu_free (s);
1249 }
1250 LIST_INSERT_HEAD (&capture_head, s, entries);
1251 }
1252 #endif
1253
1254 static term_cmd_t term_cmds[] = {
1255 { "help|?", "s?", do_help,
1256 "[cmd]", "show the help" },
1257 { "commit", "s", do_commit,
1258 "device|all", "commit changes to the disk images (if -snapshot is used) or backing files" },
1259 { "info", "s?", do_info,
1260 "subcommand", "show various information about the system state" },
1261 { "q|quit", "", do_quit,
1262 "", "quit the emulator" },
1263 { "eject", "-fB", do_eject,
1264 "[-f] device", "eject a removable medium (use -f to force it)" },
1265 { "change", "BF", do_change,
1266 "device filename", "change a removable medium" },
1267 { "screendump", "F", do_screen_dump,
1268 "filename", "save screen into PPM image 'filename'" },
1269 { "logfile", "s", do_logfile,
1270 "filename", "output logs to 'filename'" },
1271 { "log", "s", do_log,
1272 "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
1273 { "savevm", "s?", do_savevm,
1274 "tag|id", "save a VM snapshot. If no tag or id are provided, a new snapshot is created" },
1275 { "loadvm", "s", do_loadvm,
1276 "tag|id", "restore a VM snapshot from its tag or id" },
1277 { "delvm", "s", do_delvm,
1278 "tag|id", "delete a VM snapshot from its tag or id" },
1279 { "stop", "", do_stop,
1280 "", "stop emulation", },
1281 { "c|cont", "", do_cont,
1282 "", "resume emulation", },
1283 #ifdef CONFIG_GDBSTUB
1284 { "gdbserver", "s?", do_gdbserver,
1285 "[port]", "start gdbserver session (default port=1234)", },
1286 #endif
1287 { "x", "/l", do_memory_dump,
1288 "/fmt addr", "virtual memory dump starting at 'addr'", },
1289 { "xp", "/l", do_physical_memory_dump,
1290 "/fmt addr", "physical memory dump starting at 'addr'", },
1291 { "p|print", "/l", do_print,
1292 "/fmt expr", "print expression value (use $reg for CPU register access)", },
1293 { "i", "/ii.", do_ioport_read,
1294 "/fmt addr", "I/O port read" },
1295
1296 { "sendkey", "s", do_send_key,
1297 "keys", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1')" },
1298 { "system_reset", "", do_system_reset,
1299 "", "reset the system" },
1300 { "system_powerdown", "", do_system_powerdown,
1301 "", "send system power down event" },
1302 { "sum", "ii", do_sum,
1303 "addr size", "compute the checksum of a memory region" },
1304 { "usb_add", "s", do_usb_add,
1305 "device", "add USB device (e.g. 'host:bus.addr' or 'host:vendor_id:product_id')" },
1306 { "usb_del", "s", do_usb_del,
1307 "device", "remove USB device 'bus.addr'" },
1308 { "cpu", "i", do_cpu_set,
1309 "index", "set the default CPU" },
1310 { "mouse_move", "sss?", do_mouse_move,
1311 "dx dy [dz]", "send mouse move events" },
1312 { "mouse_button", "i", do_mouse_button,
1313 "state", "change mouse button state (1=L, 2=M, 4=R)" },
1314 { "mouse_set", "i", do_mouse_set,
1315 "index", "set which mouse device receives events" },
1316 #ifdef HAS_AUDIO
1317 { "wavcapture", "si?i?i?", do_wav_capture,
1318 "path [frequency bits channels]",
1319 "capture audio to a wave file (default frequency=44100 bits=16 channels=2)" },
1320 #endif
1321 { "stopcapture", "i", do_stop_capture,
1322 "capture index", "stop capture" },
1323 { "memsave", "lis", do_memory_save,
1324 "addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
1325 { NULL, NULL, },
1326 };
1327
1328 static term_cmd_t info_cmds[] = {
1329 { "version", "", do_info_version,
1330 "", "show the version of qemu" },
1331 { "network", "", do_info_network,
1332 "", "show the network state" },
1333 { "block", "", do_info_block,
1334 "", "show the block devices" },
1335 { "blockstats", "", do_info_blockstats,
1336 "", "show block device statistics" },
1337 { "registers", "", do_info_registers,
1338 "", "show the cpu registers" },
1339 { "cpus", "", do_info_cpus,
1340 "", "show infos for each CPU" },
1341 { "history", "", do_info_history,
1342 "", "show the command line history", },
1343 { "irq", "", irq_info,
1344 "", "show the interrupts statistics (if available)", },
1345 { "pic", "", pic_info,
1346 "", "show i8259 (PIC) state", },
1347 { "pci", "", pci_info,
1348 "", "show PCI info", },
1349 #if defined(TARGET_I386)
1350 { "tlb", "", tlb_info,
1351 "", "show virtual to physical memory mappings", },
1352 { "mem", "", mem_info,
1353 "", "show the active virtual memory mappings", },
1354 #endif
1355 { "jit", "", do_info_jit,
1356 "", "show dynamic compiler info", },
1357 { "kqemu", "", do_info_kqemu,
1358 "", "show kqemu information", },
1359 { "usb", "", usb_info,
1360 "", "show guest USB devices", },
1361 { "usbhost", "", usb_host_info,
1362 "", "show host USB devices", },
1363 { "profile", "", do_info_profile,
1364 "", "show profiling information", },
1365 { "capture", "", do_info_capture,
1366 "", "show capture information" },
1367 { "snapshots", "", do_info_snapshots,
1368 "", "show the currently saved VM snapshots" },
1369 { "pcmcia", "", pcmcia_info,
1370 "", "show guest PCMCIA status" },
1371 { "mice", "", do_info_mice,
1372 "", "show which guest mouse is receiving events" },
1373 { "vnc", "", do_info_vnc,
1374 "", "show the vnc server status"},
1375 { "name", "", do_info_name,
1376 "", "show the current VM name" },
1377 #if defined(TARGET_PPC)
1378 { "cpustats", "", do_info_cpu_stats,
1379 "", "show CPU statistics", },
1380 #endif
1381 #if defined(CONFIG_SLIRP)
1382 { "slirp", "", do_info_slirp,
1383 "", "show SLIRP statistics", },
1384 #endif
1385 { NULL, NULL, },
1386 };
1387
1388 /*******************************************************************/
1389
1390 static const char *pch;
1391 static jmp_buf expr_env;
1392
1393 #define MD_TLONG 0
1394 #define MD_I32 1
1395
1396 typedef struct MonitorDef {
1397 const char *name;
1398 int offset;
1399 target_long (*get_value)(struct MonitorDef *md, int val);
1400 int type;
1401 } MonitorDef;
1402
1403 #if defined(TARGET_I386)
1404 static target_long monitor_get_pc (struct MonitorDef *md, int val)
1405 {
1406 CPUState *env = mon_get_cpu();
1407 if (!env)
1408 return 0;
1409 return env->eip + env->segs[R_CS].base;
1410 }
1411 #endif
1412
1413 #if defined(TARGET_PPC)
1414 static target_long monitor_get_ccr (struct MonitorDef *md, int val)
1415 {
1416 CPUState *env = mon_get_cpu();
1417 unsigned int u;
1418 int i;
1419
1420 if (!env)
1421 return 0;
1422
1423 u = 0;
1424 for (i = 0; i < 8; i++)
1425 u |= env->crf[i] << (32 - (4 * i));
1426
1427 return u;
1428 }
1429
1430 static target_long monitor_get_msr (struct MonitorDef *md, int val)
1431 {
1432 CPUState *env = mon_get_cpu();
1433 if (!env)
1434 return 0;
1435 return env->msr;
1436 }
1437
1438 static target_long monitor_get_xer (struct MonitorDef *md, int val)
1439 {
1440 CPUState *env = mon_get_cpu();
1441 if (!env)
1442 return 0;
1443 return ppc_load_xer(env);
1444 }
1445
1446 static target_long monitor_get_decr (struct MonitorDef *md, int val)
1447 {
1448 CPUState *env = mon_get_cpu();
1449 if (!env)
1450 return 0;
1451 return cpu_ppc_load_decr(env);
1452 }
1453
1454 static target_long monitor_get_tbu (struct MonitorDef *md, int val)
1455 {
1456 CPUState *env = mon_get_cpu();
1457 if (!env)
1458 return 0;
1459 return cpu_ppc_load_tbu(env);
1460 }
1461
1462 static target_long monitor_get_tbl (struct MonitorDef *md, int val)
1463 {
1464 CPUState *env = mon_get_cpu();
1465 if (!env)
1466 return 0;
1467 return cpu_ppc_load_tbl(env);
1468 }
1469 #endif
1470
1471 #if defined(TARGET_SPARC)
1472 #ifndef TARGET_SPARC64
1473 static target_long monitor_get_psr (struct MonitorDef *md, int val)
1474 {
1475 CPUState *env = mon_get_cpu();
1476 if (!env)
1477 return 0;
1478 return GET_PSR(env);
1479 }
1480 #endif
1481
1482 static target_long monitor_get_reg(struct MonitorDef *md, int val)
1483 {
1484 CPUState *env = mon_get_cpu();
1485 if (!env)
1486 return 0;
1487 return env->regwptr[val];
1488 }
1489 #endif
1490
1491 static MonitorDef monitor_defs[] = {
1492 #ifdef TARGET_I386
1493
1494 #define SEG(name, seg) \
1495 { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
1496 { name ".base", offsetof(CPUState, segs[seg].base) },\
1497 { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
1498
1499 { "eax", offsetof(CPUState, regs[0]) },
1500 { "ecx", offsetof(CPUState, regs[1]) },
1501 { "edx", offsetof(CPUState, regs[2]) },
1502 { "ebx", offsetof(CPUState, regs[3]) },
1503 { "esp|sp", offsetof(CPUState, regs[4]) },
1504 { "ebp|fp", offsetof(CPUState, regs[5]) },
1505 { "esi", offsetof(CPUState, regs[6]) },
1506 { "edi", offsetof(CPUState, regs[7]) },
1507 #ifdef TARGET_X86_64
1508 { "r8", offsetof(CPUState, regs[8]) },
1509 { "r9", offsetof(CPUState, regs[9]) },
1510 { "r10", offsetof(CPUState, regs[10]) },
1511 { "r11", offsetof(CPUState, regs[11]) },
1512 { "r12", offsetof(CPUState, regs[12]) },
1513 { "r13", offsetof(CPUState, regs[13]) },
1514 { "r14", offsetof(CPUState, regs[14]) },
1515 { "r15", offsetof(CPUState, regs[15]) },
1516 #endif
1517 { "eflags", offsetof(CPUState, eflags) },
1518 { "eip", offsetof(CPUState, eip) },
1519 SEG("cs", R_CS)
1520 SEG("ds", R_DS)
1521 SEG("es", R_ES)
1522 SEG("ss", R_SS)
1523 SEG("fs", R_FS)
1524 SEG("gs", R_GS)
1525 { "pc", 0, monitor_get_pc, },
1526 #elif defined(TARGET_PPC)
1527 /* General purpose registers */
1528 { "r0", offsetof(CPUState, gpr[0]) },
1529 { "r1", offsetof(CPUState, gpr[1]) },
1530 { "r2", offsetof(CPUState, gpr[2]) },
1531 { "r3", offsetof(CPUState, gpr[3]) },
1532 { "r4", offsetof(CPUState, gpr[4]) },
1533 { "r5", offsetof(CPUState, gpr[5]) },
1534 { "r6", offsetof(CPUState, gpr[6]) },
1535 { "r7", offsetof(CPUState, gpr[7]) },
1536 { "r8", offsetof(CPUState, gpr[8]) },
1537 { "r9", offsetof(CPUState, gpr[9]) },
1538 { "r10", offsetof(CPUState, gpr[10]) },
1539 { "r11", offsetof(CPUState, gpr[11]) },
1540 { "r12", offsetof(CPUState, gpr[12]) },
1541 { "r13", offsetof(CPUState, gpr[13]) },
1542 { "r14", offsetof(CPUState, gpr[14]) },
1543 { "r15", offsetof(CPUState, gpr[15]) },
1544 { "r16", offsetof(CPUState, gpr[16]) },
1545 { "r17", offsetof(CPUState, gpr[17]) },
1546 { "r18", offsetof(CPUState, gpr[18]) },
1547 { "r19", offsetof(CPUState, gpr[19]) },
1548 { "r20", offsetof(CPUState, gpr[20]) },
1549 { "r21", offsetof(CPUState, gpr[21]) },
1550 { "r22", offsetof(CPUState, gpr[22]) },
1551 { "r23", offsetof(CPUState, gpr[23]) },
1552 { "r24", offsetof(CPUState, gpr[24]) },
1553 { "r25", offsetof(CPUState, gpr[25]) },
1554 { "r26", offsetof(CPUState, gpr[26]) },
1555 { "r27", offsetof(CPUState, gpr[27]) },
1556 { "r28", offsetof(CPUState, gpr[28]) },
1557 { "r29", offsetof(CPUState, gpr[29]) },
1558 { "r30", offsetof(CPUState, gpr[30]) },
1559 { "r31", offsetof(CPUState, gpr[31]) },
1560 /* Floating point registers */
1561 { "f0", offsetof(CPUState, fpr[0]) },
1562 { "f1", offsetof(CPUState, fpr[1]) },
1563 { "f2", offsetof(CPUState, fpr[2]) },
1564 { "f3", offsetof(CPUState, fpr[3]) },
1565 { "f4", offsetof(CPUState, fpr[4]) },
1566 { "f5", offsetof(CPUState, fpr[5]) },
1567 { "f6", offsetof(CPUState, fpr[6]) },
1568 { "f7", offsetof(CPUState, fpr[7]) },
1569 { "f8", offsetof(CPUState, fpr[8]) },
1570 { "f9", offsetof(CPUState, fpr[9]) },
1571 { "f10", offsetof(CPUState, fpr[10]) },
1572 { "f11", offsetof(CPUState, fpr[11]) },
1573 { "f12", offsetof(CPUState, fpr[12]) },
1574 { "f13", offsetof(CPUState, fpr[13]) },
1575 { "f14", offsetof(CPUState, fpr[14]) },
1576 { "f15", offsetof(CPUState, fpr[15]) },
1577 { "f16", offsetof(CPUState, fpr[16]) },
1578 { "f17", offsetof(CPUState, fpr[17]) },
1579 { "f18", offsetof(CPUState, fpr[18]) },
1580 { "f19", offsetof(CPUState, fpr[19]) },
1581 { "f20", offsetof(CPUState, fpr[20]) },
1582 { "f21", offsetof(CPUState, fpr[21]) },
1583 { "f22", offsetof(CPUState, fpr[22]) },
1584 { "f23", offsetof(CPUState, fpr[23]) },
1585 { "f24", offsetof(CPUState, fpr[24]) },
1586 { "f25", offsetof(CPUState, fpr[25]) },
1587 { "f26", offsetof(CPUState, fpr[26]) },
1588 { "f27", offsetof(CPUState, fpr[27]) },
1589 { "f28", offsetof(CPUState, fpr[28]) },
1590 { "f29", offsetof(CPUState, fpr[29]) },
1591 { "f30", offsetof(CPUState, fpr[30]) },
1592 { "f31", offsetof(CPUState, fpr[31]) },
1593 { "fpscr", offsetof(CPUState, fpscr) },
1594 /* Next instruction pointer */
1595 { "nip|pc", offsetof(CPUState, nip) },
1596 { "lr", offsetof(CPUState, lr) },
1597 { "ctr", offsetof(CPUState, ctr) },
1598 { "decr", 0, &monitor_get_decr, },
1599 { "ccr", 0, &monitor_get_ccr, },
1600 /* Machine state register */
1601 { "msr", 0, &monitor_get_msr, },
1602 { "xer", 0, &monitor_get_xer, },
1603 { "tbu", 0, &monitor_get_tbu, },
1604 { "tbl", 0, &monitor_get_tbl, },
1605 #if defined(TARGET_PPC64)
1606 /* Address space register */
1607 { "asr", offsetof(CPUState, asr) },
1608 #endif
1609 /* Segment registers */
1610 { "sdr1", offsetof(CPUState, sdr1) },
1611 { "sr0", offsetof(CPUState, sr[0]) },
1612 { "sr1", offsetof(CPUState, sr[1]) },
1613 { "sr2", offsetof(CPUState, sr[2]) },
1614 { "sr3", offsetof(CPUState, sr[3]) },
1615 { "sr4", offsetof(CPUState, sr[4]) },
1616 { "sr5", offsetof(CPUState, sr[5]) },
1617 { "sr6", offsetof(CPUState, sr[6]) },
1618 { "sr7", offsetof(CPUState, sr[7]) },
1619 { "sr8", offsetof(CPUState, sr[8]) },
1620 { "sr9", offsetof(CPUState, sr[9]) },
1621 { "sr10", offsetof(CPUState, sr[10]) },
1622 { "sr11", offsetof(CPUState, sr[11]) },
1623 { "sr12", offsetof(CPUState, sr[12]) },
1624 { "sr13", offsetof(CPUState, sr[13]) },
1625 { "sr14", offsetof(CPUState, sr[14]) },
1626 { "sr15", offsetof(CPUState, sr[15]) },
1627 /* Too lazy to put BATs and SPRs ... */
1628 #elif defined(TARGET_SPARC)
1629 { "g0", offsetof(CPUState, gregs[0]) },
1630 { "g1", offsetof(CPUState, gregs[1]) },
1631 { "g2", offsetof(CPUState, gregs[2]) },
1632 { "g3", offsetof(CPUState, gregs[3]) },
1633 { "g4", offsetof(CPUState, gregs[4]) },
1634 { "g5", offsetof(CPUState, gregs[5]) },
1635 { "g6", offsetof(CPUState, gregs[6]) },
1636 { "g7", offsetof(CPUState, gregs[7]) },
1637 { "o0", 0, monitor_get_reg },
1638 { "o1", 1, monitor_get_reg },
1639 { "o2", 2, monitor_get_reg },
1640 { "o3", 3, monitor_get_reg },
1641 { "o4", 4, monitor_get_reg },
1642 { "o5", 5, monitor_get_reg },
1643 { "o6", 6, monitor_get_reg },
1644 { "o7", 7, monitor_get_reg },
1645 { "l0", 8, monitor_get_reg },
1646 { "l1", 9, monitor_get_reg },
1647 { "l2", 10, monitor_get_reg },
1648 { "l3", 11, monitor_get_reg },
1649 { "l4", 12, monitor_get_reg },
1650 { "l5", 13, monitor_get_reg },
1651 { "l6", 14, monitor_get_reg },
1652 { "l7", 15, monitor_get_reg },
1653 { "i0", 16, monitor_get_reg },
1654 { "i1", 17, monitor_get_reg },
1655 { "i2", 18, monitor_get_reg },
1656 { "i3", 19, monitor_get_reg },
1657 { "i4", 20, monitor_get_reg },
1658 { "i5", 21, monitor_get_reg },
1659 { "i6", 22, monitor_get_reg },
1660 { "i7", 23, monitor_get_reg },
1661 { "pc", offsetof(CPUState, pc) },
1662 { "npc", offsetof(CPUState, npc) },
1663 { "y", offsetof(CPUState, y) },
1664 #ifndef TARGET_SPARC64
1665 { "psr", 0, &monitor_get_psr, },
1666 { "wim", offsetof(CPUState, wim) },
1667 #endif
1668 { "tbr", offsetof(CPUState, tbr) },
1669 { "fsr", offsetof(CPUState, fsr) },
1670 { "f0", offsetof(CPUState, fpr[0]) },
1671 { "f1", offsetof(CPUState, fpr[1]) },
1672 { "f2", offsetof(CPUState, fpr[2]) },
1673 { "f3", offsetof(CPUState, fpr[3]) },
1674 { "f4", offsetof(CPUState, fpr[4]) },
1675 { "f5", offsetof(CPUState, fpr[5]) },
1676 { "f6", offsetof(CPUState, fpr[6]) },
1677 { "f7", offsetof(CPUState, fpr[7]) },
1678 { "f8", offsetof(CPUState, fpr[8]) },
1679 { "f9", offsetof(CPUState, fpr[9]) },
1680 { "f10", offsetof(CPUState, fpr[10]) },
1681 { "f11", offsetof(CPUState, fpr[11]) },
1682 { "f12", offsetof(CPUState, fpr[12]) },
1683 { "f13", offsetof(CPUState, fpr[13]) },
1684 { "f14", offsetof(CPUState, fpr[14]) },
1685 { "f15", offsetof(CPUState, fpr[15]) },
1686 { "f16", offsetof(CPUState, fpr[16]) },
1687 { "f17", offsetof(CPUState, fpr[17]) },
1688 { "f18", offsetof(CPUState, fpr[18]) },
1689 { "f19", offsetof(CPUState, fpr[19]) },
1690 { "f20", offsetof(CPUState, fpr[20]) },
1691 { "f21", offsetof(CPUState, fpr[21]) },
1692 { "f22", offsetof(CPUState, fpr[22]) },
1693 { "f23", offsetof(CPUState, fpr[23]) },
1694 { "f24", offsetof(CPUState, fpr[24]) },
1695 { "f25", offsetof(CPUState, fpr[25]) },
1696 { "f26", offsetof(CPUState, fpr[26]) },
1697 { "f27", offsetof(CPUState, fpr[27]) },
1698 { "f28", offsetof(CPUState, fpr[28]) },
1699 { "f29", offsetof(CPUState, fpr[29]) },
1700 { "f30", offsetof(CPUState, fpr[30]) },
1701 { "f31", offsetof(CPUState, fpr[31]) },
1702 #ifdef TARGET_SPARC64
1703 { "f32", offsetof(CPUState, fpr[32]) },
1704 { "f34", offsetof(CPUState, fpr[34]) },
1705 { "f36", offsetof(CPUState, fpr[36]) },
1706 { "f38", offsetof(CPUState, fpr[38]) },
1707 { "f40", offsetof(CPUState, fpr[40]) },
1708 { "f42", offsetof(CPUState, fpr[42]) },
1709 { "f44", offsetof(CPUState, fpr[44]) },
1710 { "f46", offsetof(CPUState, fpr[46]) },
1711 { "f48", offsetof(CPUState, fpr[48]) },
1712 { "f50", offsetof(CPUState, fpr[50]) },
1713 { "f52", offsetof(CPUState, fpr[52]) },
1714 { "f54", offsetof(CPUState, fpr[54]) },
1715 { "f56", offsetof(CPUState, fpr[56]) },
1716 { "f58", offsetof(CPUState, fpr[58]) },
1717 { "f60", offsetof(CPUState, fpr[60]) },
1718 { "f62", offsetof(CPUState, fpr[62]) },
1719 { "asi", offsetof(CPUState, asi) },
1720 { "pstate", offsetof(CPUState, pstate) },
1721 { "cansave", offsetof(CPUState, cansave) },
1722 { "canrestore", offsetof(CPUState, canrestore) },
1723 { "otherwin", offsetof(CPUState, otherwin) },
1724 { "wstate", offsetof(CPUState, wstate) },
1725 { "cleanwin", offsetof(CPUState, cleanwin) },
1726 { "fprs", offsetof(CPUState, fprs) },
1727 #endif
1728 #endif
1729 { NULL },
1730 };
1731
1732 static void expr_error(const char *fmt)
1733 {
1734 term_printf(fmt);
1735 term_printf("\n");
1736 longjmp(expr_env, 1);
1737 }
1738
1739 /* return 0 if OK, -1 if not found, -2 if no CPU defined */
1740 static int get_monitor_def(target_long *pval, const char *name)
1741 {
1742 MonitorDef *md;
1743 void *ptr;
1744
1745 for(md = monitor_defs; md->name != NULL; md++) {
1746 if (compare_cmd(name, md->name)) {
1747 if (md->get_value) {
1748 *pval = md->get_value(md, md->offset);
1749 } else {
1750 CPUState *env = mon_get_cpu();
1751 if (!env)
1752 return -2;
1753 ptr = (uint8_t *)env + md->offset;
1754 switch(md->type) {
1755 case MD_I32:
1756 *pval = *(int32_t *)ptr;
1757 break;
1758 case MD_TLONG:
1759 *pval = *(target_long *)ptr;
1760 break;
1761 default:
1762 *pval = 0;
1763 break;
1764 }
1765 }
1766 return 0;
1767 }
1768 }
1769 return -1;
1770 }
1771
1772 static void next(void)
1773 {
1774 if (pch != '\0') {
1775 pch++;
1776 while (isspace(*pch))
1777 pch++;
1778 }
1779 }
1780
1781 static int64_t expr_sum(void);
1782
1783 static int64_t expr_unary(void)
1784 {
1785 int64_t n;
1786 char *p;
1787 int ret;
1788
1789 switch(*pch) {
1790 case '+':
1791 next();
1792 n = expr_unary();
1793 break;
1794 case '-':
1795 next();
1796 n = -expr_unary();
1797 break;
1798 case '~':
1799 next();
1800 n = ~expr_unary();
1801 break;
1802 case '(':
1803 next();
1804 n = expr_sum();
1805 if (*pch != ')') {
1806 expr_error("')' expected");
1807 }
1808 next();
1809 break;
1810 case '\'':
1811 pch++;
1812 if (*pch == '\0')
1813 expr_error("character constant expected");
1814 n = *pch;
1815 pch++;
1816 if (*pch != '\'')
1817 expr_error("missing terminating \' character");
1818 next();
1819 break;
1820 case '$':
1821 {
1822 char buf[128], *q;
1823 target_long reg;
1824
1825 pch++;
1826 q = buf;
1827 while ((*pch >= 'a' && *pch <= 'z') ||
1828 (*pch >= 'A' && *pch <= 'Z') ||
1829 (*pch >= '0' && *pch <= '9') ||
1830 *pch == '_' || *pch == '.') {
1831 if ((q - buf) < sizeof(buf) - 1)
1832 *q++ = *pch;
1833 pch++;
1834 }
1835 while (isspace(*pch))
1836 pch++;
1837 *q = 0;
1838 ret = get_monitor_def(&reg, buf);
1839 if (ret == -1)
1840 expr_error("unknown register");
1841 else if (ret == -2)
1842 expr_error("no cpu defined");
1843 n = reg;
1844 }
1845 break;
1846 case '\0':
1847 expr_error("unexpected end of expression");
1848 n = 0;
1849 break;
1850 default:
1851 #if TARGET_PHYS_ADDR_BITS > 32
1852 n = strtoull(pch, &p, 0);
1853 #else
1854 n = strtoul(pch, &p, 0);
1855 #endif
1856 if (pch == p) {
1857 expr_error("invalid char in expression");
1858 }
1859 pch = p;
1860 while (isspace(*pch))
1861 pch++;
1862 break;
1863 }
1864 return n;
1865 }
1866
1867
1868 static int64_t expr_prod(void)
1869 {
1870 int64_t val, val2;
1871 int op;
1872
1873 val = expr_unary();
1874 for(;;) {
1875 op = *pch;
1876 if (op != '*' && op != '/' && op != '%')
1877 break;
1878 next();
1879 val2 = expr_unary();
1880 switch(op) {
1881 default:
1882 case '*':
1883 val *= val2;
1884 break;
1885 case '/':
1886 case '%':
1887 if (val2 == 0)
1888 expr_error("division by zero");
1889 if (op == '/')
1890 val /= val2;
1891 else
1892 val %= val2;
1893 break;
1894 }
1895 }
1896 return val;
1897 }
1898
1899 static int64_t expr_logic(void)
1900 {
1901 int64_t val, val2;
1902 int op;
1903
1904 val = expr_prod();
1905 for(;;) {
1906 op = *pch;
1907 if (op != '&' && op != '|' && op != '^')
1908 break;
1909 next();
1910 val2 = expr_prod();
1911 switch(op) {
1912 default:
1913 case '&':
1914 val &= val2;
1915 break;
1916 case '|':
1917 val |= val2;
1918 break;
1919 case '^':
1920 val ^= val2;
1921 break;
1922 }
1923 }
1924 return val;
1925 }
1926
1927 static int64_t expr_sum(void)
1928 {
1929 int64_t val, val2;
1930 int op;
1931
1932 val = expr_logic();
1933 for(;;) {
1934 op = *pch;
1935 if (op != '+' && op != '-')
1936 break;
1937 next();
1938 val2 = expr_logic();
1939 if (op == '+')
1940 val += val2;
1941 else
1942 val -= val2;
1943 }
1944 return val;
1945 }
1946
1947 static int get_expr(int64_t *pval, const char **pp)
1948 {
1949 pch = *pp;
1950 if (setjmp(expr_env)) {
1951 *pp = pch;
1952 return -1;
1953 }
1954 while (isspace(*pch))
1955 pch++;
1956 *pval = expr_sum();
1957 *pp = pch;
1958 return 0;
1959 }
1960
1961 static int get_str(char *buf, int buf_size, const char **pp)
1962 {
1963 const char *p;
1964 char *q;
1965 int c;
1966
1967 q = buf;
1968 p = *pp;
1969 while (isspace(*p))
1970 p++;
1971 if (*p == '\0') {
1972 fail:
1973 *q = '\0';
1974 *pp = p;
1975 return -1;
1976 }
1977 if (*p == '\"') {
1978 p++;
1979 while (*p != '\0' && *p != '\"') {
1980 if (*p == '\\') {
1981 p++;
1982 c = *p++;
1983 switch(c) {
1984 case 'n':
1985 c = '\n';
1986 break;
1987 case 'r':
1988 c = '\r';
1989 break;
1990 case '\\':
1991 case '\'':
1992 case '\"':
1993 break;
1994 default:
1995 qemu_printf("unsupported escape code: '\\%c'\n", c);
1996 goto fail;
1997 }
1998 if ((q - buf) < buf_size - 1) {
1999 *q++ = c;
2000 }
2001 } else {
2002 if ((q - buf) < buf_size - 1) {
2003 *q++ = *p;
2004 }
2005 p++;
2006 }
2007 }
2008 if (*p != '\"') {
2009 qemu_printf("unterminated string\n");
2010 goto fail;
2011 }
2012 p++;
2013 } else {
2014 while (*p != '\0' && !isspace(*p)) {
2015 if ((q - buf) < buf_size - 1) {
2016 *q++ = *p;
2017 }
2018 p++;
2019 }
2020 }
2021 *q = '\0';
2022 *pp = p;
2023 return 0;
2024 }
2025
2026 static int default_fmt_format = 'x';
2027 static int default_fmt_size = 4;
2028
2029 #define MAX_ARGS 16
2030
2031 static void monitor_handle_command(const char *cmdline)
2032 {
2033 const char *p, *pstart, *typestr;
2034 char *q;
2035 int c, nb_args, len, i, has_arg;
2036 term_cmd_t *cmd;
2037 char cmdname[256];
2038 char buf[1024];
2039 void *str_allocated[MAX_ARGS];
2040 void *args[MAX_ARGS];
2041
2042 #ifdef DEBUG
2043 term_printf("command='%s'\n", cmdline);
2044 #endif
2045
2046 /* extract the command name */
2047 p = cmdline;
2048 q = cmdname;
2049 while (isspace(*p))
2050 p++;
2051 if (*p == '\0')
2052 return;
2053 pstart = p;
2054 while (*p != '\0' && *p != '/' && !isspace(*p))
2055 p++;
2056 len = p - pstart;
2057 if (len > sizeof(cmdname) - 1)
2058 len = sizeof(cmdname) - 1;
2059 memcpy(cmdname, pstart, len);
2060 cmdname[len] = '\0';
2061
2062 /* find the command */
2063 for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2064 if (compare_cmd(cmdname, cmd->name))
2065 goto found;
2066 }
2067 term_printf("unknown command: '%s'\n", cmdname);
2068 return;
2069 found:
2070
2071 for(i = 0; i < MAX_ARGS; i++)
2072 str_allocated[i] = NULL;
2073
2074 /* parse the parameters */
2075 typestr = cmd->args_type;
2076 nb_args = 0;
2077 for(;;) {
2078 c = *typestr;
2079 if (c == '\0')
2080 break;
2081 typestr++;
2082 switch(c) {
2083 case 'F':
2084 case 'B':
2085 case 's':
2086 {
2087 int ret;
2088 char *str;
2089
2090 while (isspace(*p))
2091 p++;
2092 if (*typestr == '?') {
2093 typestr++;
2094 if (*p == '\0') {
2095 /* no optional string: NULL argument */
2096 str = NULL;
2097 goto add_str;
2098 }
2099 }
2100 ret = get_str(buf, sizeof(buf), &p);
2101 if (ret < 0) {
2102 switch(c) {
2103 case 'F':
2104 term_printf("%s: filename expected\n", cmdname);
2105 break;
2106 case 'B':
2107 term_printf("%s: block device name expected\n", cmdname);
2108 break;
2109 default:
2110 term_printf("%s: string expected\n", cmdname);
2111 break;
2112 }
2113 goto fail;
2114 }
2115 str = qemu_malloc(strlen(buf) + 1);
2116 strcpy(str, buf);
2117 str_allocated[nb_args] = str;
2118 add_str:
2119 if (nb_args >= MAX_ARGS) {
2120 error_args:
2121 term_printf("%s: too many arguments\n", cmdname);
2122 goto fail;
2123 }
2124 args[nb_args++] = str;
2125 }
2126 break;
2127 case '/':
2128 {
2129 int count, format, size;
2130
2131 while (isspace(*p))
2132 p++;
2133 if (*p == '/') {
2134 /* format found */
2135 p++;
2136 count = 1;
2137 if (isdigit(*p)) {
2138 count = 0;
2139 while (isdigit(*p)) {
2140 count = count * 10 + (*p - '0');
2141 p++;
2142 }
2143 }
2144 size = -1;
2145 format = -1;
2146 for(;;) {
2147 switch(*p) {
2148 case 'o':
2149 case 'd':
2150 case 'u':
2151 case 'x':
2152 case 'i':
2153 case 'c':
2154 format = *p++;
2155 break;
2156 case 'b':
2157 size = 1;
2158 p++;
2159 break;
2160 case 'h':
2161 size = 2;
2162 p++;
2163 break;
2164 case 'w':
2165 size = 4;
2166 p++;
2167 break;
2168 case 'g':
2169 case 'L':
2170 size = 8;
2171 p++;
2172 break;
2173 default:
2174 goto next;
2175 }
2176 }
2177 next:
2178 if (*p != '\0' && !isspace(*p)) {
2179 term_printf("invalid char in format: '%c'\n", *p);
2180 goto fail;
2181 }
2182 if (format < 0)
2183 format = default_fmt_format;
2184 if (format != 'i') {
2185 /* for 'i', not specifying a size gives -1 as size */
2186 if (size < 0)
2187 size = default_fmt_size;
2188 }
2189 default_fmt_size = size;
2190 default_fmt_format = format;
2191 } else {
2192 count = 1;
2193 format = default_fmt_format;
2194 if (format != 'i') {
2195 size = default_fmt_size;
2196 } else {
2197 size = -1;
2198 }
2199 }
2200 if (nb_args + 3 > MAX_ARGS)
2201 goto error_args;
2202 args[nb_args++] = (void*)(long)count;
2203 args[nb_args++] = (void*)(long)format;
2204 args[nb_args++] = (void*)(long)size;
2205 }
2206 break;
2207 case 'i':
2208 case 'l':
2209 {
2210 int64_t val;
2211
2212 while (isspace(*p))
2213 p++;
2214 if (*typestr == '?' || *typestr == '.') {
2215 if (*typestr == '?') {
2216 if (*p == '\0')
2217 has_arg = 0;
2218 else
2219 has_arg = 1;
2220 } else {
2221 if (*p == '.') {
2222 p++;
2223 while (isspace(*p))
2224 p++;
2225 has_arg = 1;
2226 } else {
2227 has_arg = 0;
2228 }
2229 }
2230 typestr++;
2231 if (nb_args >= MAX_ARGS)
2232 goto error_args;
2233 args[nb_args++] = (void *)(long)has_arg;
2234 if (!has_arg) {
2235 if (nb_args >= MAX_ARGS)
2236 goto error_args;
2237 val = -1;
2238 goto add_num;
2239 }
2240 }
2241 if (get_expr(&val, &p))
2242 goto fail;
2243 add_num:
2244 if (c == 'i') {
2245 if (nb_args >= MAX_ARGS)
2246 goto error_args;
2247 args[nb_args++] = (void *)(long)val;
2248 } else {
2249 if ((nb_args + 1) >= MAX_ARGS)
2250 goto error_args;
2251 #if TARGET_PHYS_ADDR_BITS > 32
2252 args[nb_args++] = (void *)(long)((val >> 32) & 0xffffffff);
2253 #else
2254 args[nb_args++] = (void *)0;
2255 #endif
2256 args[nb_args++] = (void *)(long)(val & 0xffffffff);
2257 }
2258 }
2259 break;
2260 case '-':
2261 {
2262 int has_option;
2263 /* option */
2264
2265 c = *typestr++;
2266 if (c == '\0')
2267 goto bad_type;
2268 while (isspace(*p))
2269 p++;
2270 has_option = 0;
2271 if (*p == '-') {
2272 p++;
2273 if (*p != c) {
2274 term_printf("%s: unsupported option -%c\n",
2275 cmdname, *p);
2276 goto fail;
2277 }
2278 p++;
2279 has_option = 1;
2280 }
2281 if (nb_args >= MAX_ARGS)
2282 goto error_args;
2283 args[nb_args++] = (void *)(long)has_option;
2284 }
2285 break;
2286 default:
2287 bad_type:
2288 term_printf("%s: unknown type '%c'\n", cmdname, c);
2289 goto fail;
2290 }
2291 }
2292 /* check that all arguments were parsed */
2293 while (isspace(*p))
2294 p++;
2295 if (*p != '\0') {
2296 term_printf("%s: extraneous characters at the end of line\n",
2297 cmdname);
2298 goto fail;
2299 }
2300
2301 switch(nb_args) {
2302 case 0:
2303 cmd->handler();
2304 break;
2305 case 1:
2306 cmd->handler(args[0]);
2307 break;
2308 case 2:
2309 cmd->handler(args[0], args[1]);
2310 break;
2311 case 3:
2312 cmd->handler(args[0], args[1], args[2]);
2313 break;
2314 case 4:
2315 cmd->handler(args[0], args[1], args[2], args[3]);
2316 break;
2317 case 5:
2318 cmd->handler(args[0], args[1], args[2], args[3], args[4]);
2319 break;
2320 case 6:
2321 cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5]);
2322 break;
2323 case 7:
2324 cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
2325 break;
2326 default:
2327 term_printf("unsupported number of arguments: %d\n", nb_args);
2328 goto fail;
2329 }
2330 fail:
2331 for(i = 0; i < MAX_ARGS; i++)
2332 qemu_free(str_allocated[i]);
2333 return;
2334 }
2335
2336 static void cmd_completion(const char *name, const char *list)
2337 {
2338 const char *p, *pstart;
2339 char cmd[128];
2340 int len;
2341
2342 p = list;
2343 for(;;) {
2344 pstart = p;
2345 p = strchr(p, '|');
2346 if (!p)
2347 p = pstart + strlen(pstart);
2348 len = p - pstart;
2349 if (len > sizeof(cmd) - 2)
2350 len = sizeof(cmd) - 2;
2351 memcpy(cmd, pstart, len);
2352 cmd[len] = '\0';
2353 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
2354 add_completion(cmd);
2355 }
2356 if (*p == '\0')
2357 break;
2358 p++;
2359 }
2360 }
2361
2362 static void file_completion(const char *input)
2363 {
2364 DIR *ffs;
2365 struct dirent *d;
2366 char path[1024];
2367 char file[1024], file_prefix[1024];
2368 int input_path_len;
2369 const char *p;
2370
2371 p = strrchr(input, '/');
2372 if (!p) {
2373 input_path_len = 0;
2374 pstrcpy(file_prefix, sizeof(file_prefix), input);
2375 strcpy(path, ".");
2376 } else {
2377 input_path_len = p - input + 1;
2378 memcpy(path, input, input_path_len);
2379 if (input_path_len > sizeof(path) - 1)
2380 input_path_len = sizeof(path) - 1;
2381 path[input_path_len] = '\0';
2382 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
2383 }
2384 #ifdef DEBUG_COMPLETION
2385 term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
2386 #endif
2387 ffs = opendir(path);
2388 if (!ffs)
2389 return;
2390 for(;;) {
2391 struct stat sb;
2392 d = readdir(ffs);
2393 if (!d)
2394 break;
2395 if (strstart(d->d_name, file_prefix, NULL)) {
2396 memcpy(file, input, input_path_len);
2397 strcpy(file + input_path_len, d->d_name);
2398 /* stat the file to find out if it's a directory.
2399 * In that case add a slash to speed up typing long paths
2400 */
2401 stat(file, &sb);
2402 if(S_ISDIR(sb.st_mode))
2403 strcat(file, "/");
2404 add_completion(file);
2405 }
2406 }
2407 closedir(ffs);
2408 }
2409
2410 static void block_completion_it(void *opaque, const char *name)
2411 {
2412 const char *input = opaque;
2413
2414 if (input[0] == '\0' ||
2415 !strncmp(name, (char *)input, strlen(input))) {
2416 add_completion(name);
2417 }
2418 }
2419
2420 /* NOTE: this parser is an approximate form of the real command parser */
2421 static void parse_cmdline(const char *cmdline,
2422 int *pnb_args, char **args)
2423 {
2424 const char *p;
2425 int nb_args, ret;
2426 char buf[1024];
2427
2428 p = cmdline;
2429 nb_args = 0;
2430 for(;;) {
2431 while (isspace(*p))
2432 p++;
2433 if (*p == '\0')
2434 break;
2435 if (nb_args >= MAX_ARGS)
2436 break;
2437 ret = get_str(buf, sizeof(buf), &p);
2438 args[nb_args] = qemu_strdup(buf);
2439 nb_args++;
2440 if (ret < 0)
2441 break;
2442 }
2443 *pnb_args = nb_args;
2444 }
2445
2446 void readline_find_completion(const char *cmdline)
2447 {
2448 const char *cmdname;
2449 char *args[MAX_ARGS];
2450 int nb_args, i, len;
2451 const char *ptype, *str;
2452 term_cmd_t *cmd;
2453 const KeyDef *key;
2454
2455 parse_cmdline(cmdline, &nb_args, args);
2456 #ifdef DEBUG_COMPLETION
2457 for(i = 0; i < nb_args; i++) {
2458 term_printf("arg%d = '%s'\n", i, (char *)args[i]);
2459 }
2460 #endif
2461
2462 /* if the line ends with a space, it means we want to complete the
2463 next arg */
2464 len = strlen(cmdline);
2465 if (len > 0 && isspace(cmdline[len - 1])) {
2466 if (nb_args >= MAX_ARGS)
2467 return;
2468 args[nb_args++] = qemu_strdup("");
2469 }
2470 if (nb_args <= 1) {
2471 /* command completion */
2472 if (nb_args == 0)
2473 cmdname = "";
2474 else
2475 cmdname = args[0];
2476 completion_index = strlen(cmdname);
2477 for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2478 cmd_completion(cmdname, cmd->name);
2479 }
2480 } else {
2481 /* find the command */
2482 for(cmd = term_cmds; cmd->name != NULL; cmd++) {
2483 if (compare_cmd(args[0], cmd->name))
2484 goto found;
2485 }
2486 return;
2487 found:
2488 ptype = cmd->args_type;
2489 for(i = 0; i < nb_args - 2; i++) {
2490 if (*ptype != '\0') {
2491 ptype++;
2492 while (*ptype == '?')
2493 ptype++;
2494 }
2495 }
2496 str = args[nb_args - 1];
2497 switch(*ptype) {
2498 case 'F':
2499 /* file completion */
2500 completion_index = strlen(str);
2501 file_completion(str);
2502 break;
2503 case 'B':
2504 /* block device name completion */
2505 completion_index = strlen(str);
2506 bdrv_iterate(block_completion_it, (void *)str);
2507 break;
2508 case 's':
2509 /* XXX: more generic ? */
2510 if (!strcmp(cmd->name, "info")) {
2511 completion_index = strlen(str);
2512 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
2513 cmd_completion(str, cmd->name);
2514 }
2515 } else if (!strcmp(cmd->name, "sendkey")) {
2516 completion_index = strlen(str);
2517 for(key = key_defs; key->name != NULL; key++) {
2518 cmd_completion(str, key->name);
2519 }
2520 }
2521 break;
2522 default:
2523 break;
2524 }
2525 }
2526 for(i = 0; i < nb_args; i++)
2527 qemu_free(args[i]);
2528 }
2529
2530 static int term_can_read(void *opaque)
2531 {
2532 return 128;
2533 }
2534
2535 static void term_read(void *opaque, const uint8_t *buf, int size)
2536 {
2537 int i;
2538 for(i = 0; i < size; i++)
2539 readline_handle_byte(buf[i]);
2540 }
2541
2542 static void monitor_start_input(void);
2543
2544 static void monitor_handle_command1(void *opaque, const char *cmdline)
2545 {
2546 monitor_handle_command(cmdline);
2547 monitor_start_input();
2548 }
2549
2550 static void monitor_start_input(void)
2551 {
2552 readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
2553 }
2554
2555 static void term_event(void *opaque, int event)
2556 {
2557 if (event != CHR_EVENT_RESET)
2558 return;
2559
2560 if (!hide_banner)
2561 term_printf("QEMU %s monitor - type 'help' for more information\n",
2562 QEMU_VERSION);
2563 monitor_start_input();
2564 }
2565
2566 static int is_first_init = 1;
2567
2568 void monitor_init(CharDriverState *hd, int show_banner)
2569 {
2570 int i;
2571
2572 if (is_first_init) {
2573 for (i = 0; i < MAX_MON; i++) {
2574 monitor_hd[i] = NULL;
2575 }
2576 is_first_init = 0;
2577 }
2578 for (i = 0; i < MAX_MON; i++) {
2579 if (monitor_hd[i] == NULL) {
2580 monitor_hd[i] = hd;
2581 break;
2582 }
2583 }
2584
2585 hide_banner = !show_banner;
2586
2587 qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL);
2588
2589 readline_start("", 0, monitor_handle_command1, NULL);
2590 }
2591
2592 /* XXX: use threads ? */
2593 /* modal monitor readline */
2594 static int monitor_readline_started;
2595 static char *monitor_readline_buf;
2596 static int monitor_readline_buf_size;
2597
2598 static void monitor_readline_cb(void *opaque, const char *input)
2599 {
2600 pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
2601 monitor_readline_started = 0;
2602 }
2603
2604 void monitor_readline(const char *prompt, int is_password,
2605 char *buf, int buf_size)
2606 {
2607 int i;
2608
2609 if (is_password) {
2610 for (i = 0; i < MAX_MON; i++)
2611 if (monitor_hd[i] && monitor_hd[i]->focus == 0)
2612 qemu_chr_send_event(monitor_hd[i], CHR_EVENT_FOCUS);
2613 }
2614 readline_start(prompt, is_password, monitor_readline_cb, NULL);
2615 monitor_readline_buf = buf;
2616 monitor_readline_buf_size = buf_size;
2617 monitor_readline_started = 1;
2618 while (monitor_readline_started) {
2619 main_loop_wait(10);
2620 }
2621 }
Stable branch of Qemu 0.9.1