1 /* Copyright (C) 2006-2008 The Android Open Source Project
2 **
3 ** This software is licensed under the terms of the GNU General Public
4 ** License version 2, as published by the Free Software Foundation, and
5 ** may be copied, distributed, and modified under those terms.
6 **
7 ** This program is distributed in the hope that it will be useful,
8 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
9 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 ** GNU General Public License for more details.
11 */
12
13 #include <signal.h>
14 #include <unistd.h>
15 #include <string.h>
16 #include <sys/time.h>
17 #ifdef _WIN32
18 #include <process.h>
19 #endif
20
21 #include "sockets.h"
22
23 #include "android/android.h"
24 #include "qemu-common.h"
25 #include "sysemu.h"
26 #include "console.h"
27 #include "user-events.h"
28
29 #include <SDL.h>
30 #include <SDL_syswm.h>
31
32 #include "math.h"
33
34 #include "android/charmap.h"
35 #include "android/utils/debug.h"
36 #include "android/config.h"
37 #include "android/config/config.h"
38
39 #include "android/user-config.h"
40 #include "android/utils/bufprint.h"
41 #include "android/utils/filelock.h"
42 #include "android/utils/lineinput.h"
43 #include "android/utils/path.h"
44 #include "android/utils/tempfile.h"
45
46 #include "android/main-common.h"
47 #include "android/help.h"
48 #include "hw/goldfish_nand.h"
49
50 #include "android/globals.h"
51
52 #include "android/qemulator.h"
53 #include "android/display.h"
54
55 #include "android/snapshot.h"
56
57 #include "android/framebuffer.h"
58 #include "iolooper.h"
59
60 AndroidRotation android_framebuffer_rotation;
61
62 #define STRINGIFY(x) _STRINGIFY(x)
63 #define _STRINGIFY(x) #x
64
65 #ifdef ANDROID_SDK_TOOLS_REVISION
66 # define VERSION_STRING STRINGIFY(ANDROID_SDK_TOOLS_REVISION)".0"
67 #else
68 # define VERSION_STRING "standalone"
69 #endif
70
71 #define D(...) do { if (VERBOSE_CHECK(init)) dprint(__VA_ARGS__); } while (0)
72
73 extern int control_console_start( int port ); /* in control.c */
74
75 extern int qemu_milli_needed;
76
77 /* the default device DPI if none is specified by the skin
78 */
79 #define DEFAULT_DEVICE_DPI 165
80
81 #ifdef CONFIG_TRACE
82 extern void start_tracing(void);
83 extern void stop_tracing(void);
84 #endif
85
86 unsigned long android_verbose;
87
88 int qemu_main(int argc, char **argv);
89
90 /* this function dumps the QEMU help */
91 extern void help( void );
92 extern void emulator_help( void );
93
94 #define VERBOSE_OPT(str,var) { str, &var }
95
96 #define _VERBOSE_TAG(x,y) { #x, VERBOSE_##x, y },
97 static const struct { const char* name; int flag; const char* text; }
98 verbose_options[] = {
99 VERBOSE_TAG_LIST
100 { 0, 0, 0 }
101 };
102
emulator_help(void)103 void emulator_help( void )
104 {
105 STRALLOC_DEFINE(out);
106 android_help_main(out);
107 printf( "%.*s", out->n, out->s );
108 stralloc_reset(out);
109 exit(1);
110 }
111
112 /* TODO: Put in shared source file */
113 static char*
_getFullFilePath(const char * rootPath,const char * fileName)114 _getFullFilePath( const char* rootPath, const char* fileName )
115 {
116 if (path_is_absolute(fileName)) {
117 return ASTRDUP(fileName);
118 } else {
119 char temp[PATH_MAX], *p=temp, *end=p+sizeof(temp);
120
121 p = bufprint(temp, end, "%s/%s", rootPath, fileName);
122 if (p >= end) {
123 return NULL;
124 }
125 return ASTRDUP(temp);
126 }
127 }
128
129 static uint64_t
_adjustPartitionSize(const char * description,uint64_t imageBytes,uint64_t defaultBytes,int inAndroidBuild)130 _adjustPartitionSize( const char* description,
131 uint64_t imageBytes,
132 uint64_t defaultBytes,
133 int inAndroidBuild )
134 {
135 char temp[64];
136 unsigned imageMB;
137 unsigned defaultMB;
138
139 if (imageBytes <= defaultBytes)
140 return defaultBytes;
141
142 imageMB = convertBytesToMB(imageBytes);
143 defaultMB = convertBytesToMB(defaultBytes);
144
145 if (imageMB > defaultMB) {
146 snprintf(temp, sizeof temp, "(%d MB > %d MB)", imageMB, defaultMB);
147 } else {
148 snprintf(temp, sizeof temp, "(%" PRIu64 " bytes > %" PRIu64 " bytes)", imageBytes, defaultBytes);
149 }
150
151 if (inAndroidBuild) {
152 dwarning("%s partition size adjusted to match image file %s\n", description, temp);
153 }
154
155 return convertMBToBytes(imageMB);
156 }
157
main(int argc,char ** argv)158 int main(int argc, char **argv)
159 {
160 char tmp[MAX_PATH];
161 char* tmpend = tmp + sizeof(tmp);
162 char* args[128];
163 int n;
164 char* opt;
165 /* The emulator always uses the first serial port for kernel messages
166 * and the second one for qemud. So start at the third if we need one
167 * for logcat or 'shell'
168 */
169 int serial = 2;
170 int shell_serial = 0;
171
172 int forceArmv7 = 0;
173
174 AndroidHwConfig* hw;
175 AvdInfo* avd;
176 AConfig* skinConfig;
177 char* skinPath;
178 int inAndroidBuild;
179 uint64_t defaultPartitionSize = convertMBToBytes(200);
180
181 AndroidOptions opts[1];
182 /* net.shared_net_ip boot property value. */
183 char boot_prop_ip[64];
184 boot_prop_ip[0] = '\0';
185
186 args[0] = argv[0];
187
188 if ( android_parse_options( &argc, &argv, opts ) < 0 ) {
189 exit(1);
190 }
191
192 #ifdef _WIN32
193 socket_init();
194 #endif
195
196 handle_ui_options(opts);
197
198 while (argc-- > 1) {
199 opt = (++argv)[0];
200
201 if(!strcmp(opt, "-qemu")) {
202 argc--;
203 argv++;
204 break;
205 }
206
207 if (!strcmp(opt, "-help")) {
208 emulator_help();
209 }
210
211 if (!strncmp(opt, "-help-",6)) {
212 STRALLOC_DEFINE(out);
213 opt += 6;
214
215 if (!strcmp(opt, "all")) {
216 android_help_all(out);
217 }
218 else if (android_help_for_option(opt, out) == 0) {
219 /* ok */
220 }
221 else if (android_help_for_topic(opt, out) == 0) {
222 /* ok */
223 }
224 if (out->n > 0) {
225 printf("\n%.*s", out->n, out->s);
226 exit(0);
227 }
228
229 fprintf(stderr, "unknown option: -help-%s\n", opt);
230 fprintf(stderr, "please use -help for a list of valid topics\n");
231 exit(1);
232 }
233
234 if (opt[0] == '-') {
235 fprintf(stderr, "unknown option: %s\n", opt);
236 fprintf(stderr, "please use -help for a list of valid options\n");
237 exit(1);
238 }
239
240 fprintf(stderr, "invalid command-line parameter: %s.\n", opt);
241 fprintf(stderr, "Hint: use '@foo' to launch a virtual device named 'foo'.\n");
242 fprintf(stderr, "please use -help for more information\n");
243 exit(1);
244 }
245
246 if (opts->version) {
247 printf("Android emulator version %s\n"
248 "Copyright (C) 2006-2011 The Android Open Source Project and many others.\n"
249 "This program is a derivative of the QEMU CPU emulator (www.qemu.org).\n\n",
250 #if defined ANDROID_BUILD_ID
251 VERSION_STRING " (build_id " STRINGIFY(ANDROID_BUILD_ID) ")" );
252 #else
253 VERSION_STRING);
254 #endif
255 printf(" This software is licensed under the terms of the GNU General Public\n"
256 " License version 2, as published by the Free Software Foundation, and\n"
257 " may be copied, distributed, and modified under those terms.\n\n"
258 " This program is distributed in the hope that it will be useful,\n"
259 " but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
260 " MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
261 " GNU General Public License for more details.\n\n");
262
263 exit(0);
264 }
265
266 if (opts->snapshot_list) {
267 if (opts->snapstorage == NULL) {
268 /* Need to find the default snapstorage */
269 avd = createAVD(opts, &inAndroidBuild);
270 opts->snapstorage = avdInfo_getSnapStoragePath(avd);
271 if (opts->snapstorage != NULL) {
272 D("autoconfig: -snapstorage %s", opts->snapstorage);
273 } else {
274 if (inAndroidBuild) {
275 derror("You must use the -snapstorage <file> option to specify a snapshot storage file!\n");
276 } else {
277 derror("This AVD doesn't have snapshotting enabled!\n");
278 }
279 exit(1);
280 }
281 }
282 snapshot_print_and_exit(opts->snapstorage);
283 }
284
285 sanitizeOptions(opts);
286
287 /* Initialization of UI started with -attach-core should work differently
288 * than initialization of UI that starts the core. In particular....
289 */
290
291 /* -charmap is incompatible with -attach-core, because particular
292 * charmap gets set up in the running core. */
293 if (android_charmap_setup(opts->charmap)) {
294 exit(1);
295 }
296
297 /* Parses options and builds an appropriate AVD. */
298 avd = android_avdInfo = createAVD(opts, &inAndroidBuild);
299
300 /* get the skin from the virtual device configuration */
301 if (opts->skindir != NULL) {
302 if (opts->skin == NULL) {
303 /* NOTE: Normally handled by sanitizeOptions(), just be safe */
304 derror("The -skindir <path> option requires a -skin <name> option");
305 exit(2);
306 }
307 } else {
308 char* skinName;
309 char* skinDir;
310
311 avdInfo_getSkinInfo(avd, &skinName, &skinDir);
312
313 if (opts->skin == NULL) {
314 opts->skin = skinName;
315 D("autoconfig: -skin %s", opts->skin);
316 } else {
317 AFREE(skinName);
318 }
319
320 opts->skindir = skinDir;
321 D("autoconfig: -skindir %s", opts->skindir);
322
323 /* update the avd hw config from this new skin */
324 avdInfo_getSkinHardwareIni(avd, opts->skin, opts->skindir);
325 }
326
327 /* Read hardware configuration */
328 hw = android_hw;
329 if (avdInfo_initHwConfig(avd, hw) < 0) {
330 derror("could not read hardware configuration ?");
331 exit(1);
332 }
333
334 if (opts->keyset) {
335 parse_keyset(opts->keyset, opts);
336 if (!android_keyset) {
337 fprintf(stderr,
338 "emulator: WARNING: could not find keyset file named '%s',"
339 " using defaults instead\n",
340 opts->keyset);
341 }
342 }
343 if (!android_keyset) {
344 parse_keyset("default", opts);
345 if (!android_keyset) {
346 android_keyset = skin_keyset_new_from_text( skin_keyset_get_default() );
347 if (!android_keyset) {
348 fprintf(stderr, "PANIC: default keyset file is corrupted !!\n" );
349 fprintf(stderr, "PANIC: please update the code in android/skin/keyset.c\n" );
350 exit(1);
351 }
352 if (!opts->keyset)
353 write_default_keyset();
354 }
355 }
356
357 if (opts->shared_net_id) {
358 char* end;
359 long shared_net_id = strtol(opts->shared_net_id, &end, 0);
360 if (end == NULL || *end || shared_net_id < 1 || shared_net_id > 255) {
361 fprintf(stderr, "option -shared-net-id must be an integer between 1 and 255\n");
362 exit(1);
363 }
364 snprintf(boot_prop_ip, sizeof(boot_prop_ip),
365 "net.shared_net_ip=10.1.2.%ld", shared_net_id);
366 }
367
368
369 user_config_init();
370 parse_skin_files(opts->skindir, opts->skin, opts, hw,
371 &skinConfig, &skinPath);
372
373 if (!opts->netspeed && skin_network_speed) {
374 D("skin network speed: '%s'", skin_network_speed);
375 if (strcmp(skin_network_speed, NETWORK_SPEED_DEFAULT) != 0) {
376 opts->netspeed = (char*)skin_network_speed;
377 }
378 }
379 if (!opts->netdelay && skin_network_delay) {
380 D("skin network delay: '%s'", skin_network_delay);
381 if (strcmp(skin_network_delay, NETWORK_DELAY_DEFAULT) != 0) {
382 opts->netdelay = (char*)skin_network_delay;
383 }
384 }
385
386 if (opts->trace) {
387 char* tracePath = avdInfo_getTracePath(avd, opts->trace);
388 int ret;
389
390 if (tracePath == NULL) {
391 derror( "bad -trace parameter" );
392 exit(1);
393 }
394 ret = path_mkdir_if_needed( tracePath, 0755 );
395 if (ret < 0) {
396 fprintf(stderr, "could not create directory '%s'\n", tmp);
397 exit(2);
398 }
399 opts->trace = tracePath;
400 }
401
402 /* Update CPU architecture for HW configs created from build dir. */
403 if (inAndroidBuild) {
404 #if defined(TARGET_ARM)
405 free(android_hw->hw_cpu_arch);
406 android_hw->hw_cpu_arch = ASTRDUP("arm");
407 #elif defined(TARGET_I386)
408 free(android_hw->hw_cpu_arch);
409 android_hw->hw_cpu_arch = ASTRDUP("x86");
410 #elif defined(TARGET_MIPS)
411 free(android_hw->hw_cpu_arch);
412 android_hw->hw_cpu_arch = ASTRDUP("mips");
413 #endif
414 }
415
416 n = 1;
417 /* generate arguments for the underlying qemu main() */
418 {
419 char* kernelFile = opts->kernel;
420 int kernelFileLen;
421
422 if (kernelFile == NULL) {
423 kernelFile = avdInfo_getKernelPath(avd);
424 if (kernelFile == NULL) {
425 derror( "This AVD's configuration is missing a kernel file!!" );
426 exit(2);
427 }
428 D("autoconfig: -kernel %s", kernelFile);
429 }
430 if (!path_exists(kernelFile)) {
431 derror( "Invalid or missing kernel image file: %s", kernelFile );
432 exit(2);
433 }
434
435 hw->kernel_path = kernelFile;
436
437 /* If the kernel image name ends in "-armv7", then change the cpu
438 * type automatically. This is a poor man's approach to configuration
439 * management, but should allow us to get past building ARMv7
440 * system images with dex preopt pass without introducing too many
441 * changes to the emulator sources.
442 *
443 * XXX:
444 * A 'proper' change would require adding some sort of hardware-property
445 * to each AVD config file, then automatically determine its value for
446 * full Android builds (depending on some environment variable), plus
447 * some build system changes. I prefer not to do that for now for reasons
448 * of simplicity.
449 */
450 kernelFileLen = strlen(kernelFile);
451 if (kernelFileLen > 6 && !memcmp(kernelFile + kernelFileLen - 6, "-armv7", 6)) {
452 forceArmv7 = 1;
453 }
454 }
455
456 if (boot_prop_ip[0]) {
457 args[n++] = "-boot-property";
458 args[n++] = boot_prop_ip;
459 }
460
461 if (opts->tcpdump) {
462 args[n++] = "-tcpdump";
463 args[n++] = opts->tcpdump;
464 }
465
466 #ifdef CONFIG_NAND_LIMITS
467 if (opts->nand_limits) {
468 args[n++] = "-nand-limits";
469 args[n++] = opts->nand_limits;
470 }
471 #endif
472
473 if (opts->timezone) {
474 args[n++] = "-timezone";
475 args[n++] = opts->timezone;
476 }
477
478 if (opts->netspeed) {
479 args[n++] = "-netspeed";
480 args[n++] = opts->netspeed;
481 }
482 if (opts->netdelay) {
483 args[n++] = "-netdelay";
484 args[n++] = opts->netdelay;
485 }
486 if (opts->netfast) {
487 args[n++] = "-netfast";
488 }
489
490 if (opts->audio) {
491 args[n++] = "-audio";
492 args[n++] = opts->audio;
493 }
494
495 if (opts->cpu_delay) {
496 args[n++] = "-cpu-delay";
497 args[n++] = opts->cpu_delay;
498 }
499
500 if (opts->dns_server) {
501 args[n++] = "-dns-server";
502 args[n++] = opts->dns_server;
503 }
504
505 /* opts->ramdisk is never NULL (see createAVD) here */
506 if (opts->ramdisk) {
507 AFREE(hw->disk_ramdisk_path);
508 hw->disk_ramdisk_path = ASTRDUP(opts->ramdisk);
509 }
510 else if (!hw->disk_ramdisk_path[0]) {
511 hw->disk_ramdisk_path = avdInfo_getRamdiskPath(avd);
512 D("autoconfig: -ramdisk %s", hw->disk_ramdisk_path);
513 }
514
515 /* -partition-size is used to specify the max size of both the system
516 * and data partition sizes.
517 */
518 if (opts->partition_size) {
519 char* end;
520 long sizeMB = strtol(opts->partition_size, &end, 0);
521 long minSizeMB = 10;
522 long maxSizeMB = LONG_MAX / ONE_MB;
523
524 if (sizeMB < 0 || *end != 0) {
525 derror( "-partition-size must be followed by a positive integer" );
526 exit(1);
527 }
528 if (sizeMB < minSizeMB || sizeMB > maxSizeMB) {
529 derror( "partition-size (%d) must be between %dMB and %dMB",
530 sizeMB, minSizeMB, maxSizeMB );
531 exit(1);
532 }
533 defaultPartitionSize = (uint64_t) sizeMB * ONE_MB;
534 }
535
536
537 /** SYSTEM PARTITION **/
538
539 if (opts->sysdir == NULL) {
540 if (avdInfo_inAndroidBuild(avd)) {
541 opts->sysdir = ASTRDUP(avdInfo_getContentPath(avd));
542 D("autoconfig: -sysdir %s", opts->sysdir);
543 }
544 }
545
546 if (opts->sysdir != NULL) {
547 if (!path_exists(opts->sysdir)) {
548 derror("Directory does not exist: %s", opts->sysdir);
549 exit(1);
550 }
551 }
552
553 {
554 char* rwImage = NULL;
555 char* initImage = NULL;
556
557 do {
558 if (opts->system == NULL) {
559 /* If -system is not used, try to find a runtime system image
560 * (i.e. system-qemu.img) in the content directory.
561 */
562 rwImage = avdInfo_getSystemImagePath(avd);
563 if (rwImage != NULL) {
564 break;
565 }
566 /* Otherwise, try to find the initial system image */
567 initImage = avdInfo_getSystemInitImagePath(avd);
568 if (initImage == NULL) {
569 derror("No initial system image for this configuration!");
570 exit(1);
571 }
572 break;
573 }
574
575 /* If -system <name> is used, use it to find the initial image */
576 if (opts->sysdir != NULL && !path_exists(opts->system)) {
577 initImage = _getFullFilePath(opts->sysdir, opts->system);
578 } else {
579 initImage = ASTRDUP(opts->system);
580 }
581 if (!path_exists(initImage)) {
582 derror("System image file doesn't exist: %s", initImage);
583 exit(1);
584 }
585
586 } while (0);
587
588 if (rwImage != NULL) {
589 /* Use the read/write image file directly */
590 hw->disk_systemPartition_path = rwImage;
591 hw->disk_systemPartition_initPath = NULL;
592 D("Using direct system image: %s", rwImage);
593 } else if (initImage != NULL) {
594 hw->disk_systemPartition_path = NULL;
595 hw->disk_systemPartition_initPath = initImage;
596 D("Using initial system image: %s", initImage);
597 }
598
599 /* Check the size of the system partition image.
600 * If we have an AVD, it must be smaller than
601 * the disk.systemPartition.size hardware property.
602 *
603 * Otherwise, we need to adjust the systemPartitionSize
604 * automatically, and print a warning.
605 *
606 */
607 const char* systemImage = hw->disk_systemPartition_path;
608 uint64_t systemBytes;
609
610 if (systemImage == NULL)
611 systemImage = hw->disk_systemPartition_initPath;
612
613 if (path_get_size(systemImage, &systemBytes) < 0) {
614 derror("Missing system image: %s", systemImage);
615 exit(1);
616 }
617
618 hw->disk_systemPartition_size =
619 _adjustPartitionSize("system", systemBytes, defaultPartitionSize,
620 avdInfo_inAndroidBuild(avd));
621 }
622
623 /** DATA PARTITION **/
624
625 if (opts->datadir) {
626 if (!path_exists(opts->datadir)) {
627 derror("Invalid -datadir directory: %s", opts->datadir);
628 }
629 }
630
631 {
632 char* dataImage = NULL;
633 char* initImage = NULL;
634
635 do {
636 if (!opts->data) {
637 dataImage = avdInfo_getDataImagePath(avd);
638 if (dataImage != NULL) {
639 D("autoconfig: -data %s", dataImage);
640 break;
641 }
642 dataImage = avdInfo_getDefaultDataImagePath(avd);
643 if (dataImage == NULL) {
644 derror("No data image path for this configuration!");
645 exit (1);
646 }
647 opts->wipe_data = 1;
648 break;
649 }
650
651 if (opts->datadir) {
652 dataImage = _getFullFilePath(opts->datadir, opts->data);
653 } else {
654 dataImage = ASTRDUP(opts->data);
655 }
656 } while (0);
657
658 if (opts->initdata != NULL) {
659 initImage = ASTRDUP(opts->initdata);
660 if (!path_exists(initImage)) {
661 derror("Invalid initial data image path: %s", initImage);
662 exit(1);
663 }
664 } else {
665 initImage = avdInfo_getDataInitImagePath(avd);
666 D("autoconfig: -initdata %s", initImage);
667 }
668
669 hw->disk_dataPartition_path = dataImage;
670 if (opts->wipe_data) {
671 hw->disk_dataPartition_initPath = initImage;
672 } else {
673 hw->disk_dataPartition_initPath = NULL;
674 }
675
676 uint64_t defaultBytes =
677 hw->disk_dataPartition_size == 0 ?
678 defaultPartitionSize :
679 hw->disk_dataPartition_size;
680 uint64_t dataBytes;
681 const char* dataPath = hw->disk_dataPartition_initPath;
682
683 if (dataPath == NULL)
684 dataPath = hw->disk_dataPartition_path;
685
686 path_get_size(dataPath, &dataBytes);
687
688 hw->disk_dataPartition_size =
689 _adjustPartitionSize("data", dataBytes, defaultBytes,
690 avdInfo_inAndroidBuild(avd));
691 }
692
693 /** CACHE PARTITION **/
694
695 if (opts->no_cache) {
696 /* No cache partition at all */
697 hw->disk_cachePartition = 0;
698 }
699 else if (!hw->disk_cachePartition) {
700 if (opts->cache) {
701 dwarning( "Emulated hardware doesn't support a cache partition. -cache option ignored!" );
702 opts->cache = NULL;
703 }
704 }
705 else
706 {
707 if (!opts->cache) {
708 /* Find the current cache partition file */
709 opts->cache = avdInfo_getCachePath(avd);
710 if (opts->cache == NULL) {
711 /* The file does not exists, we will force its creation
712 * if we are not in the Android build system. Otherwise,
713 * a temporary file will be used.
714 */
715 if (!avdInfo_inAndroidBuild(avd)) {
716 opts->cache = avdInfo_getDefaultCachePath(avd);
717 }
718 }
719 if (opts->cache) {
720 D("autoconfig: -cache %s", opts->cache);
721 }
722 }
723
724 if (opts->cache) {
725 hw->disk_cachePartition_path = ASTRDUP(opts->cache);
726 }
727 }
728
729 if (hw->disk_cachePartition_path && opts->cache_size) {
730 /* Set cache partition size per user options. */
731 char* end;
732 long sizeMB = strtol(opts->cache_size, &end, 0);
733
734 if (sizeMB < 0 || *end != 0) {
735 derror( "-cache-size must be followed by a positive integer" );
736 exit(1);
737 }
738 hw->disk_cachePartition_size = (uint64_t) sizeMB * ONE_MB;
739 }
740
741 /** SD CARD PARTITION */
742
743 if (!hw->hw_sdCard) {
744 /* No SD Card emulation, so -sdcard will be ignored */
745 if (opts->sdcard) {
746 dwarning( "Emulated hardware doesn't support SD Cards. -sdcard option ignored." );
747 opts->sdcard = NULL;
748 }
749 } else {
750 /* Auto-configure -sdcard if it is not available */
751 if (!opts->sdcard) {
752 do {
753 /* If -datadir <path> is used, look for a sdcard.img file here */
754 if (opts->datadir) {
755 bufprint(tmp, tmpend, "%s/%s", opts->datadir, "system.img");
756 if (path_exists(tmp)) {
757 opts->sdcard = strdup(tmp);
758 break;
759 }
760 }
761
762 /* Otherwise, look at the AVD's content */
763 opts->sdcard = avdInfo_getSdCardPath(avd);
764 if (opts->sdcard != NULL) {
765 break;
766 }
767
768 /* Nothing */
769 } while (0);
770
771 if (opts->sdcard) {
772 D("autoconfig: -sdcard %s", opts->sdcard);
773 }
774 }
775 }
776
777 if(opts->sdcard) {
778 uint64_t size;
779 if (path_get_size(opts->sdcard, &size) == 0) {
780 /* see if we have an sdcard image. get its size if it exists */
781 /* due to what looks like limitations of the MMC protocol, one has
782 * to use an SD Card image that is equal or larger than 9 MB
783 */
784 if (size < 9*1024*1024ULL) {
785 fprintf(stderr, "### WARNING: SD Card files must be at least 9MB, ignoring '%s'\n", opts->sdcard);
786 } else {
787 hw->hw_sdCard_path = ASTRDUP(opts->sdcard);
788 }
789 } else {
790 dwarning("no SD Card image at '%s'", opts->sdcard);
791 }
792 }
793
794
795 /** SNAPSHOT STORAGE HANDLING */
796
797 /* Determine snapstorage path. -no-snapstorage disables all snapshotting
798 * support. This means you can't resume a snapshot at load, save it at
799 * exit, or even load/save them dynamically at runtime with the console.
800 */
801 if (opts->no_snapstorage) {
802
803 if (opts->snapshot) {
804 dwarning("ignoring -snapshot option due to the use of -no-snapstorage");
805 opts->snapshot = NULL;
806 }
807
808 if (opts->snapstorage) {
809 dwarning("ignoring -snapstorage option due to the use of -no-snapstorage");
810 opts->snapstorage = NULL;
811 }
812 }
813 else
814 {
815 if (!opts->snapstorage && avdInfo_getSnapshotPresent(avd)) {
816 opts->snapstorage = avdInfo_getSnapStoragePath(avd);
817 if (opts->snapstorage != NULL) {
818 D("autoconfig: -snapstorage %s", opts->snapstorage);
819 }
820 }
821
822 if (opts->snapstorage && !path_exists(opts->snapstorage)) {
823 D("no image at '%s', state snapshots disabled", opts->snapstorage);
824 opts->snapstorage = NULL;
825 }
826 }
827
828 /* If we have a valid snapshot storage path */
829
830 if (opts->snapstorage) {
831
832 hw->disk_snapStorage_path = ASTRDUP(opts->snapstorage);
833
834 /* -no-snapshot is equivalent to using both -no-snapshot-load
835 * and -no-snapshot-save. You can still load/save snapshots dynamically
836 * from the console though.
837 */
838 if (opts->no_snapshot) {
839
840 opts->no_snapshot_load = 1;
841 opts->no_snapshot_save = 1;
842
843 if (opts->snapshot) {
844 dwarning("ignoring -snapshot option due to the use of -no-snapshot.");
845 }
846 }
847
848 if (!opts->no_snapshot_load || !opts->no_snapshot_save) {
849 if (opts->snapshot == NULL) {
850 opts->snapshot = "default-boot";
851 D("autoconfig: -snapshot %s", opts->snapshot);
852 }
853 }
854
855 /* We still use QEMU command-line options for the following since
856 * they can change from one invokation to the next and don't really
857 * correspond to the hardware configuration itself.
858 */
859 if (!opts->no_snapshot_load) {
860 args[n++] = "-loadvm";
861 args[n++] = ASTRDUP(opts->snapshot);
862 }
863
864 if (!opts->no_snapshot_save) {
865 args[n++] = "-savevm-on-exit";
866 args[n++] = ASTRDUP(opts->snapshot);
867 }
868
869 if (opts->no_snapshot_update_time) {
870 args[n++] = "-snapshot-no-time-update";
871 }
872 }
873
874 if (!opts->logcat || opts->logcat[0] == 0) {
875 opts->logcat = getenv("ANDROID_LOG_TAGS");
876 if (opts->logcat && opts->logcat[0] == 0)
877 opts->logcat = NULL;
878 }
879
880 /* we always send the kernel messages from ttyS0 to android_kmsg */
881 if (opts->show_kernel) {
882 args[n++] = "-show-kernel";
883 }
884
885 /* XXXX: TODO: implement -shell and -logcat through qemud instead */
886 if (!opts->shell_serial) {
887 #ifdef _WIN32
888 opts->shell_serial = "con:";
889 #else
890 opts->shell_serial = "stdio";
891 #endif
892 }
893 else
894 opts->shell = 1;
895
896 if (opts->shell || opts->logcat) {
897 args[n++] = "-serial";
898 args[n++] = opts->shell_serial;
899 shell_serial = serial++;
900 }
901
902 if (opts->radio) {
903 args[n++] = "-radio";
904 args[n++] = opts->radio;
905 }
906
907 if (opts->gps) {
908 args[n++] = "-gps";
909 args[n++] = opts->gps;
910 }
911
912 if (opts->memory) {
913 char* end;
914 long ramSize = strtol(opts->memory, &end, 0);
915 if (ramSize < 0 || *end != 0) {
916 derror( "-memory must be followed by a positive integer" );
917 exit(1);
918 }
919 if (ramSize < 32 || ramSize > 4096) {
920 derror( "physical memory size must be between 32 and 4096 MB" );
921 exit(1);
922 }
923 hw->hw_ramSize = ramSize;
924 }
925 if (!opts->memory) {
926 int ramSize = hw->hw_ramSize;
927 if (ramSize <= 0) {
928 /* Compute the default RAM size based on the size of screen.
929 * This is only used when the skin doesn't provide the ram
930 * size through its hardware.ini (i.e. legacy ones) or when
931 * in the full Android build system.
932 */
933 int64_t pixels = hw->hw_lcd_width * hw->hw_lcd_height;
934 /* The following thresholds are a bit liberal, but we
935 * essentially want to ensure the following mappings:
936 *
937 * 320x480 -> 96
938 * 800x600 -> 128
939 * 1024x768 -> 256
940 *
941 * These are just simple heuristics, they could change in
942 * the future.
943 */
944 if (pixels <= 250000)
945 ramSize = 96;
946 else if (pixels <= 500000)
947 ramSize = 128;
948 else
949 ramSize = 256;
950 }
951 hw->hw_ramSize = ramSize;
952 }
953
954 D("Physical RAM size: %dMB\n", hw->hw_ramSize);
955
956 if (hw->vm_heapSize == 0) {
957 /* Compute the default heap size based on the RAM size.
958 * Essentially, we want to ensure the following liberal mappings:
959 *
960 * 96MB RAM -> 16MB heap
961 * 128MB RAM -> 24MB heap
962 * 256MB RAM -> 48MB heap
963 */
964 int ramSize = hw->hw_ramSize;
965 int heapSize;
966
967 if (ramSize < 100)
968 heapSize = 16;
969 else if (ramSize < 192)
970 heapSize = 24;
971 else
972 heapSize = 48;
973
974 hw->vm_heapSize = heapSize;
975 }
976
977 if (opts->trace) {
978 args[n++] = "-trace";
979 args[n++] = opts->trace;
980 args[n++] = "-tracing";
981 args[n++] = "off";
982 }
983
984 /* Pass boot properties to the core. */
985 if (opts->prop != NULL) {
986 ParamList* pl = opts->prop;
987 for ( ; pl != NULL; pl = pl->next ) {
988 args[n++] = "-boot-property";
989 args[n++] = pl->param;
990 }
991 }
992
993 /* Setup the kernel init options
994 */
995 {
996 static char params[1024];
997 char *p = params, *end = p + sizeof(params);
998
999 /* Don't worry about having a leading space here, this is handled
1000 * by the core later. */
1001
1002 #ifdef TARGET_I386
1003 p = bufprint(p, end, " androidboot.hardware=goldfish");
1004 p = bufprint(p, end, " clocksource=pit");
1005 #endif
1006
1007 if (opts->shell || opts->logcat) {
1008 p = bufprint(p, end, " androidboot.console=ttyS%d", shell_serial );
1009 }
1010
1011 if (opts->trace) {
1012 p = bufprint(p, end, " android.tracing=1");
1013 }
1014
1015 if (!opts->no_jni) {
1016 p = bufprint(p, end, " android.checkjni=1");
1017 }
1018
1019 if (opts->no_boot_anim) {
1020 p = bufprint( p, end, " android.bootanim=0" );
1021 }
1022
1023 if (opts->logcat) {
1024 char* q = bufprint(p, end, " androidboot.logcat=%s", opts->logcat);
1025
1026 if (q < end) {
1027 /* replace any space by a comma ! */
1028 {
1029 int nn;
1030 for (nn = 1; p[nn] != 0; nn++)
1031 if (p[nn] == ' ' || p[nn] == '\t')
1032 p[nn] = ',';
1033 p += nn;
1034 }
1035 }
1036 p = q;
1037 }
1038
1039 if (opts->bootchart) {
1040 p = bufprint(p, end, " androidboot.bootchart=%s", opts->bootchart);
1041 }
1042
1043 if (p >= end) {
1044 fprintf(stderr, "### ERROR: kernel parameters too long\n");
1045 exit(1);
1046 }
1047
1048 hw->kernel_parameters = strdup(params);
1049 }
1050
1051 if (opts->ports) {
1052 args[n++] = "-android-ports";
1053 args[n++] = opts->ports;
1054 }
1055
1056 if (opts->port) {
1057 args[n++] = "-android-port";
1058 args[n++] = opts->port;
1059 }
1060
1061 if (opts->report_console) {
1062 args[n++] = "-android-report-console";
1063 args[n++] = opts->report_console;
1064 }
1065
1066 if (opts->http_proxy) {
1067 args[n++] = "-http-proxy";
1068 args[n++] = opts->http_proxy;
1069 }
1070
1071 if (!opts->charmap) {
1072 /* Try to find a valid charmap name */
1073 char* charmap = avdInfo_getCharmapFile(avd, hw->hw_keyboard_charmap);
1074 if (charmap != NULL) {
1075 D("autoconfig: -charmap %s", charmap);
1076 opts->charmap = charmap;
1077 }
1078 }
1079
1080 if (opts->charmap) {
1081 char charmap_name[AKEYCHARMAP_NAME_SIZE];
1082
1083 if (!path_exists(opts->charmap)) {
1084 derror("Charmap file does not exist: %s", opts->charmap);
1085 exit(1);
1086 }
1087 /* We need to store the charmap name in the hardware configuration.
1088 * However, the charmap file itself is only used by the UI component
1089 * and doesn't need to be set to the emulation engine.
1090 */
1091 kcm_extract_charmap_name(opts->charmap, charmap_name,
1092 sizeof(charmap_name));
1093 AFREE(hw->hw_keyboard_charmap);
1094 hw->hw_keyboard_charmap = ASTRDUP(charmap_name);
1095 }
1096
1097 if (opts->memcheck) {
1098 args[n++] = "-android-memcheck";
1099 args[n++] = opts->memcheck;
1100 }
1101
1102 if (opts->gpu) {
1103 const char* gpu = opts->gpu;
1104 if (!strcmp(gpu,"on") || !strcmp(gpu,"enable")) {
1105 hw->hw_gpu_enabled = 1;
1106 } else if (!strcmp(gpu,"off") || !strcmp(gpu,"disable")) {
1107 hw->hw_gpu_enabled = 0;
1108 } else if (!strcmp(gpu,"auto")) {
1109 /* Nothing to do */
1110 } else {
1111 derror("Invalid value for -gpu <mode> parameter: %s\n", gpu);
1112 derror("Valid values are: on, off or auto\n");
1113 exit(1);
1114 }
1115 }
1116
1117 /* Quit emulator on condition that both, gpu and snapstorage are on. This is
1118 * a temporary solution preventing the emulator from crashing until GPU state
1119 * can be properly saved / resored in snapshot file. */
1120 if (hw->hw_gpu_enabled && opts->snapstorage && (!opts->no_snapshot_load ||
1121 !opts->no_snapshot_save)) {
1122 derror("Snapshots and gpu are mutually exclusive at this point. Please turn one of them off, and restart the emulator.");
1123 exit(1);
1124 }
1125
1126 /* Deal with camera emulation */
1127 if (opts->webcam_list) {
1128 /* List connected webcameras */
1129 args[n++] = "-list-webcam";
1130 }
1131
1132 if (opts->camera_back) {
1133 /* Validate parameter. */
1134 if (memcmp(opts->camera_back, "webcam", 6) &&
1135 strcmp(opts->camera_back, "emulated") &&
1136 strcmp(opts->camera_back, "none")) {
1137 derror("Invalid value for -camera-back <mode> parameter: %s\n"
1138 "Valid values are: 'emulated', 'webcam<N>', or 'none'\n",
1139 opts->camera_back);
1140 exit(1);
1141 }
1142 hw->hw_camera_back = ASTRDUP(opts->camera_back);
1143 }
1144
1145 if (opts->camera_front) {
1146 /* Validate parameter. */
1147 if (memcmp(opts->camera_front, "webcam", 6) &&
1148 strcmp(opts->camera_front, "emulated") &&
1149 strcmp(opts->camera_front, "none")) {
1150 derror("Invalid value for -camera-front <mode> parameter: %s\n"
1151 "Valid values are: 'emulated', 'webcam<N>', or 'none'\n",
1152 opts->camera_front);
1153 exit(1);
1154 }
1155 hw->hw_camera_front = ASTRDUP(opts->camera_front);
1156 }
1157
1158 /* physical memory is now in hw->hw_ramSize */
1159
1160 hw->avd_name = ASTRDUP(avdInfo_getName(avd));
1161
1162 /* Set up the interfaces for inter-emulator networking */
1163 if (opts->shared_net_id) {
1164 unsigned int shared_net_id = atoi(opts->shared_net_id);
1165 char nic[37];
1166
1167 args[n++] = "-net";
1168 args[n++] = "nic,vlan=0";
1169 args[n++] = "-net";
1170 args[n++] = "user,vlan=0";
1171
1172 args[n++] = "-net";
1173 snprintf(nic, sizeof nic, "nic,vlan=1,macaddr=52:54:00:12:34:%02x", shared_net_id);
1174 args[n++] = strdup(nic);
1175 args[n++] = "-net";
1176 args[n++] = "socket,vlan=1,mcast=230.0.0.10:1234";
1177 }
1178
1179 /* Setup screen emulation */
1180 if (opts->screen) {
1181 if (strcmp(opts->screen, "touch") &&
1182 strcmp(opts->screen, "multi-touch") &&
1183 strcmp(opts->screen, "no-touch")) {
1184
1185 derror("Invalid value for -screen <mode> parameter: %s\n"
1186 "Valid values are: touch, multi-touch, or no-touch\n",
1187 opts->screen);
1188 exit(1);
1189 }
1190 hw->hw_screen = ASTRDUP(opts->screen);
1191 }
1192
1193 while(argc-- > 0) {
1194 args[n++] = *argv++;
1195 }
1196 args[n] = 0;
1197
1198 /* If the target ABI is armeabi-v7a, we can auto-detect the cpu model
1199 * as a cortex-a8, instead of the default (arm926) which only emulates
1200 * an ARMv5TE CPU.
1201 */
1202 if (!forceArmv7 && hw->hw_cpu_model[0] == '\0')
1203 {
1204 char* abi = avdInfo_getTargetAbi(avd);
1205 if (abi != NULL) {
1206 if (!strcmp(abi, "armeabi-v7a")) {
1207 forceArmv7 = 1;
1208 }
1209 AFREE(abi);
1210 }
1211 }
1212
1213 if (forceArmv7 != 0) {
1214 AFREE(hw->hw_cpu_model);
1215 hw->hw_cpu_model = ASTRDUP("cortex-a8");
1216 D("Auto-config: -qemu -cpu %s", hw->hw_cpu_model);
1217 }
1218
1219 /* Generate a hardware-qemu.ini for this AVD. The real hardware
1220 * configuration is ususally stored in several files, e.g. the AVD's
1221 * config.ini plus the skin-specific hardware.ini.
1222 *
1223 * The new file will group all definitions and will be used to
1224 * launch the core with the -android-hw <file> option.
1225 */
1226 {
1227 const char* coreHwIniPath = avdInfo_getCoreHwIniPath(avd);
1228 IniFile* hwIni = iniFile_newFromMemory("", NULL);
1229 androidHwConfig_write(hw, hwIni);
1230
1231 if (filelock_create(coreHwIniPath) == NULL) {
1232 /* The AVD is already in use, we still support this as an
1233 * experimental feature. Use a temporary hardware-qemu.ini
1234 * file though to avoid overwriting the existing one. */
1235 TempFile* tempIni = tempfile_create();
1236 coreHwIniPath = tempfile_path(tempIni);
1237 }
1238
1239 /* While saving HW config, ignore valueless entries. This will not break
1240 * anything, but will significantly simplify comparing the current HW
1241 * config with the one that has been associated with a snapshot (in case
1242 * VM starts from a snapshot for this instance of emulator). */
1243 if (iniFile_saveToFileClean(hwIni, coreHwIniPath) < 0) {
1244 derror("Could not write hardware.ini to %s: %s", coreHwIniPath, strerror(errno));
1245 exit(2);
1246 }
1247 args[n++] = "-android-hw";
1248 args[n++] = strdup(coreHwIniPath);
1249
1250 /* In verbose mode, dump the file's content */
1251 if (VERBOSE_CHECK(init)) {
1252 FILE* file = fopen(coreHwIniPath, "rt");
1253 if (file == NULL) {
1254 derror("Could not open hardware configuration file: %s\n",
1255 coreHwIniPath);
1256 } else {
1257 LineInput* input = lineInput_newFromStdFile(file);
1258 const char* line;
1259 printf("Content of hardware configuration file:\n");
1260 while ((line = lineInput_getLine(input)) != NULL) {
1261 printf(" %s\n", line);
1262 }
1263 printf(".\n");
1264 lineInput_free(input);
1265 fclose(file);
1266 }
1267 }
1268 }
1269
1270 if(VERBOSE_CHECK(init)) {
1271 int i;
1272 printf("QEMU options list:\n");
1273 for(i = 0; i < n; i++) {
1274 printf("emulator: argv[%02d] = \"%s\"\n", i, args[i]);
1275 }
1276 /* Dump final command-line option to make debugging the core easier */
1277 printf("Concatenated QEMU options:\n");
1278 for (i = 0; i < n; i++) {
1279 /* To make it easier to copy-paste the output to a command-line,
1280 * quote anything that contains spaces.
1281 */
1282 if (strchr(args[i], ' ') != NULL) {
1283 printf(" '%s'", args[i]);
1284 } else {
1285 printf(" %s", args[i]);
1286 }
1287 }
1288 printf("\n");
1289 }
1290
1291 /* Setup SDL UI just before calling the code */
1292 init_sdl_ui(skinConfig, skinPath, opts);
1293
1294 if (attach_ui_to_core(opts) < 0) {
1295 derror("Can't attach to core!");
1296 exit(1);
1297 }
1298
1299 return qemu_main(n, args);
1300 }
1301