/* Copyright (C) 2006-2008 The Android Open Source Project ** ** This software is licensed under the terms of the GNU General Public ** License version 2, as published by the Free Software Foundation, and ** may be copied, distributed, and modified under those terms. ** ** This program is distributed in the hope that it will be useful, ** but WITHOUT ANY WARRANTY; without even the implied warranty of ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ** GNU General Public License for more details. */ #include #include #include #include #ifdef _WIN32 #include #endif #include "sockets.h" #include "android/android.h" #include "qemu-common.h" #include "sysemu.h" #include "console.h" #include "user-events.h" #include #include #include "math.h" #include "android/charmap.h" #include "android/utils/debug.h" #include "android/config.h" #include "android/config/config.h" #include "android/user-config.h" #include "android/utils/bufprint.h" #include "android/utils/filelock.h" #include "android/utils/lineinput.h" #include "android/utils/path.h" #include "android/utils/tempfile.h" #include "android/main-common.h" #include "android/help.h" #include "hw/goldfish_nand.h" #include "android/globals.h" #include "android/qemulator.h" #include "android/display.h" #include "android/snapshot.h" #include "android/framebuffer.h" #include "iolooper.h" AndroidRotation android_framebuffer_rotation; #define STRINGIFY(x) _STRINGIFY(x) #define _STRINGIFY(x) #x #ifdef ANDROID_SDK_TOOLS_REVISION # define VERSION_STRING STRINGIFY(ANDROID_SDK_TOOLS_REVISION)".0" #else # define VERSION_STRING "standalone" #endif #define D(...) do { if (VERBOSE_CHECK(init)) dprint(__VA_ARGS__); } while (0) extern int control_console_start( int port ); /* in control.c */ extern int qemu_milli_needed; /* the default device DPI if none is specified by the skin */ #define DEFAULT_DEVICE_DPI 165 #ifdef CONFIG_TRACE extern void start_tracing(void); extern void stop_tracing(void); #endif unsigned long android_verbose; int qemu_main(int argc, char **argv); /* this function dumps the QEMU help */ extern void help( void ); extern void emulator_help( void ); #define VERBOSE_OPT(str,var) { str, &var } #define _VERBOSE_TAG(x,y) { #x, VERBOSE_##x, y }, static const struct { const char* name; int flag; const char* text; } verbose_options[] = { VERBOSE_TAG_LIST { 0, 0, 0 } }; void emulator_help( void ) { STRALLOC_DEFINE(out); android_help_main(out); printf( "%.*s", out->n, out->s ); stralloc_reset(out); exit(1); } /* TODO: Put in shared source file */ static char* _getFullFilePath( const char* rootPath, const char* fileName ) { if (path_is_absolute(fileName)) { return ASTRDUP(fileName); } else { char temp[PATH_MAX], *p=temp, *end=p+sizeof(temp); p = bufprint(temp, end, "%s/%s", rootPath, fileName); if (p >= end) { return NULL; } return ASTRDUP(temp); } } static uint64_t _adjustPartitionSize( const char* description, uint64_t imageBytes, uint64_t defaultBytes, int inAndroidBuild ) { char temp[64]; unsigned imageMB; unsigned defaultMB; if (imageBytes <= defaultBytes) return defaultBytes; imageMB = convertBytesToMB(imageBytes); defaultMB = convertBytesToMB(defaultBytes); if (imageMB > defaultMB) { snprintf(temp, sizeof temp, "(%d MB > %d MB)", imageMB, defaultMB); } else { snprintf(temp, sizeof temp, "(%lld bytes > %lld bytes)", imageBytes, defaultBytes); } if (inAndroidBuild) { dwarning("%s partition size adjusted to match image file %s\n", description, temp); } return convertMBToBytes(imageMB); } /* Parses a -webcam option, extracting 'name', and 'dir' values. * Param: * param - -webcam option, that should be formatted as such: * name=[,dir=] * name, name_size - buffer (and its size) where to receive * dir, dir_size - buffer (and its size) where to receive */ static void _parseWebcamOption(const char* param, char* name, size_t name_size, char* dir, size_t dir_size) { const char* dr; const char* wc_opt = param; /* Must start with 'name=' */ if (strlen(wc_opt) <= 5 || memcmp(wc_opt, "name=", 5)) { derror("Invalid value for -webcam parameter: %s\n", param); exit(1); } /* Move on to 'name' value. */ wc_opt += 5; dr = strchr(wc_opt, ','); if (dr == NULL) { dr = wc_opt + strlen(wc_opt); } /* Make sure that fits */ if ((dr - wc_opt) < name_size) { memcpy(name, wc_opt, dr - wc_opt); name[dr - wc_opt] = '\0'; if (*dr == '\0') { /* Default direction value is 'front' */ strcpy(dir, "front"); return; } else { dr++; } } else { derror("Invalid value for -webcam parameter: %s\n", param); exit(1); } /* Parse 'dir'. Must begin with 'dir=' */ if (strlen(dr) <= 4 || memcmp(dr, "dir=", 4)) { derror("Invalid value for -webcam parameter: %s\n", param); exit(1); } dr += 4; /* Check the bounds, and the values */ if (strlen(dr) >= dir_size || (strcmp(dr, "front") && strcmp(dr, "back"))) { derror("Invalid value for -webcam parameter: %s\n" "Valid values are: 'front', or 'back'\n", param); exit(1); } strcpy(dir, dr); } int main(int argc, char **argv) { char tmp[MAX_PATH]; char* tmpend = tmp + sizeof(tmp); char* args[128]; int n; char* opt; /* The emulator always uses the first serial port for kernel messages * and the second one for qemud. So start at the third if we need one * for logcat or 'shell' */ int serial = 2; int shell_serial = 0; int forceArmv7 = 0; AndroidHwConfig* hw; AvdInfo* avd; AConfig* skinConfig; char* skinPath; int inAndroidBuild; uint64_t defaultPartitionSize = convertMBToBytes(66); AndroidOptions opts[1]; /* net.shared_net_ip boot property value. */ char boot_prop_ip[64]; boot_prop_ip[0] = '\0'; args[0] = argv[0]; if ( android_parse_options( &argc, &argv, opts ) < 0 ) { exit(1); } #ifdef _WIN32 socket_init(); #endif handle_ui_options(opts); while (argc-- > 1) { opt = (++argv)[0]; if(!strcmp(opt, "-qemu")) { argc--; argv++; break; } if (!strcmp(opt, "-help")) { emulator_help(); } if (!strncmp(opt, "-help-",6)) { STRALLOC_DEFINE(out); opt += 6; if (!strcmp(opt, "all")) { android_help_all(out); } else if (android_help_for_option(opt, out) == 0) { /* ok */ } else if (android_help_for_topic(opt, out) == 0) { /* ok */ } if (out->n > 0) { printf("\n%.*s", out->n, out->s); exit(0); } fprintf(stderr, "unknown option: -help-%s\n", opt); fprintf(stderr, "please use -help for a list of valid topics\n"); exit(1); } if (opt[0] == '-') { fprintf(stderr, "unknown option: %s\n", opt); fprintf(stderr, "please use -help for a list of valid options\n"); exit(1); } fprintf(stderr, "invalid command-line parameter: %s.\n", opt); fprintf(stderr, "Hint: use '@foo' to launch a virtual device named 'foo'.\n"); fprintf(stderr, "please use -help for more information\n"); exit(1); } if (opts->version) { printf("Android emulator version %s\n" "Copyright (C) 2006-2011 The Android Open Source Project and many others.\n" "This program is a derivative of the QEMU CPU emulator (www.qemu.org).\n\n", #if defined ANDROID_BUILD_ID VERSION_STRING " (build_id " STRINGIFY(ANDROID_BUILD_ID) ")" ); #else VERSION_STRING); #endif printf(" This software is licensed under the terms of the GNU General Public\n" " License version 2, as published by the Free Software Foundation, and\n" " may be copied, distributed, and modified under those terms.\n\n" " This program is distributed in the hope that it will be useful,\n" " but WITHOUT ANY WARRANTY; without even the implied warranty of\n" " MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" " GNU General Public License for more details.\n\n"); exit(0); } if (opts->snapshot_list) { if (opts->snapstorage == NULL) { /* Need to find the default snapstorage */ avd = createAVD(opts, &inAndroidBuild); opts->snapstorage = avdInfo_getSnapStoragePath(avd); if (opts->snapstorage != NULL) { D("autoconfig: -snapstorage %s", opts->snapstorage); } else { if (inAndroidBuild) { derror("You must use the -snapstorage option to specify a snapshot storage file!\n"); } else { derror("This AVD doesn't have snapshotting enabled!\n"); } exit(1); } } snapshot_print_and_exit(opts->snapstorage); } sanitizeOptions(opts); /* Initialization of UI started with -attach-core should work differently * than initialization of UI that starts the core. In particular.... */ /* -charmap is incompatible with -attach-core, because particular * charmap gets set up in the running core. */ if (android_charmap_setup(opts->charmap)) { exit(1); } /* Parses options and builds an appropriate AVD. */ avd = android_avdInfo = createAVD(opts, &inAndroidBuild); /* get the skin from the virtual device configuration */ if (opts->skindir != NULL) { if (opts->skin == NULL) { /* NOTE: Normally handled by sanitizeOptions(), just be safe */ derror("The -skindir option requires a -skin option"); exit(2); } } else { char* skinName; char* skinDir; avdInfo_getSkinInfo(avd, &skinName, &skinDir); if (opts->skin == NULL) { opts->skin = skinName; D("autoconfig: -skin %s", opts->skin); } else { AFREE(skinName); } opts->skindir = skinDir; D("autoconfig: -skindir %s", opts->skindir); } /* Read hardware configuration */ hw = android_hw; if (avdInfo_initHwConfig(avd, hw) < 0) { derror("could not read hardware configuration ?"); exit(1); } if (opts->keyset) { parse_keyset(opts->keyset, opts); if (!android_keyset) { fprintf(stderr, "emulator: WARNING: could not find keyset file named '%s'," " using defaults instead\n", opts->keyset); } } if (!android_keyset) { parse_keyset("default", opts); if (!android_keyset) { android_keyset = skin_keyset_new_from_text( skin_keyset_get_default() ); if (!android_keyset) { fprintf(stderr, "PANIC: default keyset file is corrupted !!\n" ); fprintf(stderr, "PANIC: please update the code in android/skin/keyset.c\n" ); exit(1); } if (!opts->keyset) write_default_keyset(); } } if (opts->shared_net_id) { char* end; long shared_net_id = strtol(opts->shared_net_id, &end, 0); if (end == NULL || *end || shared_net_id < 1 || shared_net_id > 255) { fprintf(stderr, "option -shared-net-id must be an integer between 1 and 255\n"); exit(1); } snprintf(boot_prop_ip, sizeof(boot_prop_ip), "net.shared_net_ip=10.1.2.%ld", shared_net_id); } user_config_init(); parse_skin_files(opts->skindir, opts->skin, opts, hw, &skinConfig, &skinPath); if (!opts->netspeed && skin_network_speed) { D("skin network speed: '%s'", skin_network_speed); if (strcmp(skin_network_speed, NETWORK_SPEED_DEFAULT) != 0) { opts->netspeed = (char*)skin_network_speed; } } if (!opts->netdelay && skin_network_delay) { D("skin network delay: '%s'", skin_network_delay); if (strcmp(skin_network_delay, NETWORK_DELAY_DEFAULT) != 0) { opts->netdelay = (char*)skin_network_delay; } } if (opts->trace) { char* tracePath = avdInfo_getTracePath(avd, opts->trace); int ret; if (tracePath == NULL) { derror( "bad -trace parameter" ); exit(1); } ret = path_mkdir_if_needed( tracePath, 0755 ); if (ret < 0) { fprintf(stderr, "could not create directory '%s'\n", tmp); exit(2); } opts->trace = tracePath; } /* Update CPU architecture for HW configs created from build dir. */ if (inAndroidBuild) { #if defined(TARGET_ARM) free(android_hw->hw_cpu_arch); android_hw->hw_cpu_arch = ASTRDUP("arm"); #elif defined(TARGET_I386) free(android_hw->hw_cpu_arch); android_hw->hw_cpu_arch = ASTRDUP("x86"); #endif } n = 1; /* generate arguments for the underlying qemu main() */ { char* kernelFile = opts->kernel; int kernelFileLen; if (kernelFile == NULL) { kernelFile = avdInfo_getKernelPath(avd); if (kernelFile == NULL) { derror( "This AVD's configuration is missing a kernel file!!" ); exit(2); } D("autoconfig: -kernel %s", kernelFile); } if (!path_exists(kernelFile)) { derror( "Invalid or missing kernel image file: %s", kernelFile ); exit(2); } hw->kernel_path = kernelFile; /* If the kernel image name ends in "-armv7", then change the cpu * type automatically. This is a poor man's approach to configuration * management, but should allow us to get past building ARMv7 * system images with dex preopt pass without introducing too many * changes to the emulator sources. * * XXX: * A 'proper' change would require adding some sort of hardware-property * to each AVD config file, then automatically determine its value for * full Android builds (depending on some environment variable), plus * some build system changes. I prefer not to do that for now for reasons * of simplicity. */ kernelFileLen = strlen(kernelFile); if (kernelFileLen > 6 && !memcmp(kernelFile + kernelFileLen - 6, "-armv7", 6)) { forceArmv7 = 1; } } if (boot_prop_ip[0]) { args[n++] = "-boot-property"; args[n++] = boot_prop_ip; } if (opts->tcpdump) { args[n++] = "-tcpdump"; args[n++] = opts->tcpdump; } #ifdef CONFIG_NAND_LIMITS if (opts->nand_limits) { args[n++] = "-nand-limits"; args[n++] = opts->nand_limits; } #endif if (opts->timezone) { args[n++] = "-timezone"; args[n++] = opts->timezone; } if (opts->netspeed) { args[n++] = "-netspeed"; args[n++] = opts->netspeed; } if (opts->netdelay) { args[n++] = "-netdelay"; args[n++] = opts->netdelay; } if (opts->netfast) { args[n++] = "-netfast"; } if (opts->audio) { args[n++] = "-audio"; args[n++] = opts->audio; } if (opts->cpu_delay) { args[n++] = "-cpu-delay"; args[n++] = opts->cpu_delay; } if (opts->dns_server) { args[n++] = "-dns-server"; args[n++] = opts->dns_server; } /* opts->ramdisk is never NULL (see createAVD) here */ if (opts->ramdisk) { AFREE(hw->disk_ramdisk_path); hw->disk_ramdisk_path = ASTRDUP(opts->ramdisk); } else if (!hw->disk_ramdisk_path[0]) { hw->disk_ramdisk_path = avdInfo_getRamdiskPath(avd); D("autoconfig: -ramdisk %s", hw->disk_ramdisk_path); } /* -partition-size is used to specify the max size of both the system * and data partition sizes. */ if (opts->partition_size) { char* end; long sizeMB = strtol(opts->partition_size, &end, 0); long minSizeMB = 10; long maxSizeMB = LONG_MAX / ONE_MB; if (sizeMB < 0 || *end != 0) { derror( "-partition-size must be followed by a positive integer" ); exit(1); } if (sizeMB < minSizeMB || sizeMB > maxSizeMB) { derror( "partition-size (%d) must be between %dMB and %dMB", sizeMB, minSizeMB, maxSizeMB ); exit(1); } defaultPartitionSize = (uint64_t) sizeMB * ONE_MB; } /** SYSTEM PARTITION **/ if (opts->sysdir == NULL) { if (avdInfo_inAndroidBuild(avd)) { opts->sysdir = ASTRDUP(avdInfo_getContentPath(avd)); D("autoconfig: -sysdir %s", opts->sysdir); } } if (opts->sysdir != NULL) { if (!path_exists(opts->sysdir)) { derror("Directory does not exist: %s", opts->sysdir); exit(1); } } { char* rwImage = NULL; char* initImage = NULL; do { if (opts->system == NULL) { /* If -system is not used, try to find a runtime system image * (i.e. system-qemu.img) in the content directory. */ rwImage = avdInfo_getSystemImagePath(avd); if (rwImage != NULL) { break; } /* Otherwise, try to find the initial system image */ initImage = avdInfo_getSystemInitImagePath(avd); if (initImage == NULL) { derror("No initial system image for this configuration!"); exit(1); } break; } /* If -system is used, use it to find the initial image */ if (opts->sysdir != NULL && !path_exists(opts->system)) { initImage = _getFullFilePath(opts->sysdir, opts->system); } else { initImage = ASTRDUP(opts->system); } if (!path_exists(initImage)) { derror("System image file doesn't exist: %s", initImage); exit(1); } } while (0); if (rwImage != NULL) { /* Use the read/write image file directly */ hw->disk_systemPartition_path = rwImage; hw->disk_systemPartition_initPath = NULL; D("Using direct system image: %s", rwImage); } else if (initImage != NULL) { hw->disk_systemPartition_path = NULL; hw->disk_systemPartition_initPath = initImage; D("Using initial system image: %s", initImage); } /* Check the size of the system partition image. * If we have an AVD, it must be smaller than * the disk.systemPartition.size hardware property. * * Otherwise, we need to adjust the systemPartitionSize * automatically, and print a warning. * */ const char* systemImage = hw->disk_systemPartition_path; uint64_t systemBytes; if (systemImage == NULL) systemImage = hw->disk_systemPartition_initPath; if (path_get_size(systemImage, &systemBytes) < 0) { derror("Missing system image: %s", systemImage); exit(1); } hw->disk_systemPartition_size = _adjustPartitionSize("system", systemBytes, defaultPartitionSize, avdInfo_inAndroidBuild(avd)); } /** DATA PARTITION **/ if (opts->datadir) { if (!path_exists(opts->datadir)) { derror("Invalid -datadir directory: %s", opts->datadir); } } { char* dataImage = NULL; char* initImage = NULL; do { if (!opts->data) { dataImage = avdInfo_getDataImagePath(avd); if (dataImage != NULL) { D("autoconfig: -data %s", dataImage); break; } dataImage = avdInfo_getDefaultDataImagePath(avd); if (dataImage == NULL) { derror("No data image path for this configuration!"); exit (1); } opts->wipe_data = 1; break; } if (opts->datadir) { dataImage = _getFullFilePath(opts->datadir, opts->data); } else { dataImage = ASTRDUP(opts->data); } } while (0); if (opts->initdata != NULL) { initImage = ASTRDUP(opts->initdata); if (!path_exists(initImage)) { derror("Invalid initial data image path: %s", initImage); exit(1); } } else { initImage = avdInfo_getDataInitImagePath(avd); D("autoconfig: -initdata %s", initImage); } hw->disk_dataPartition_path = dataImage; if (opts->wipe_data) { hw->disk_dataPartition_initPath = initImage; } else { hw->disk_dataPartition_initPath = NULL; } uint64_t defaultBytes = hw->disk_dataPartition_size == 0 ? defaultPartitionSize : convertMBToBytes(hw->disk_dataPartition_size); uint64_t dataBytes; const char* dataPath = hw->disk_dataPartition_initPath; if (dataPath == NULL) dataPath = hw->disk_dataPartition_path; path_get_size(dataPath, &dataBytes); hw->disk_dataPartition_size = _adjustPartitionSize("data", dataBytes, defaultBytes, avdInfo_inAndroidBuild(avd)); } /** CACHE PARTITION **/ if (opts->no_cache) { /* No cache partition at all */ hw->disk_cachePartition = 0; } else if (!hw->disk_cachePartition) { if (opts->cache) { dwarning( "Emulated hardware doesn't support a cache partition. -cache option ignored!" ); opts->cache = NULL; } } else { if (!opts->cache) { /* Find the current cache partition file */ opts->cache = avdInfo_getCachePath(avd); if (opts->cache == NULL) { /* The file does not exists, we will force its creation * if we are not in the Android build system. Otherwise, * a temporary file will be used. */ if (!avdInfo_inAndroidBuild(avd)) { opts->cache = avdInfo_getDefaultCachePath(avd); } } if (opts->cache) { D("autoconfig: -cache %s", opts->cache); } } if (opts->cache) { hw->disk_cachePartition_path = ASTRDUP(opts->cache); } } /** SD CARD PARTITION */ if (!hw->hw_sdCard) { /* No SD Card emulation, so -sdcard will be ignored */ if (opts->sdcard) { dwarning( "Emulated hardware doesn't support SD Cards. -sdcard option ignored." ); opts->sdcard = NULL; } } else { /* Auto-configure -sdcard if it is not available */ if (!opts->sdcard) { do { /* If -datadir is used, look for a sdcard.img file here */ if (opts->datadir) { bufprint(tmp, tmpend, "%s/%s", opts->datadir, "system.img"); if (path_exists(tmp)) { opts->sdcard = strdup(tmp); break; } } /* Otherwise, look at the AVD's content */ opts->sdcard = avdInfo_getSdCardPath(avd); if (opts->sdcard != NULL) { break; } /* Nothing */ } while (0); if (opts->sdcard) { D("autoconfig: -sdcard %s", opts->sdcard); } } } if(opts->sdcard) { uint64_t size; if (path_get_size(opts->sdcard, &size) == 0) { /* see if we have an sdcard image. get its size if it exists */ /* due to what looks like limitations of the MMC protocol, one has * to use an SD Card image that is equal or larger than 9 MB */ if (size < 9*1024*1024ULL) { fprintf(stderr, "### WARNING: SD Card files must be at least 9MB, ignoring '%s'\n", opts->sdcard); } else { hw->hw_sdCard_path = ASTRDUP(opts->sdcard); } } else { dwarning("no SD Card image at '%s'", opts->sdcard); } } /** SNAPSHOT STORAGE HANDLING */ /* Determine snapstorage path. -no-snapstorage disables all snapshotting * support. This means you can't resume a snapshot at load, save it at * exit, or even load/save them dynamically at runtime with the console. */ if (opts->no_snapstorage) { if (opts->snapshot) { dwarning("ignoring -snapshot option due to the use of -no-snapstorage"); opts->snapshot = NULL; } if (opts->snapstorage) { dwarning("ignoring -snapstorage option due to the use of -no-snapstorage"); opts->snapstorage = NULL; } } else { if (!opts->snapstorage) { opts->snapstorage = avdInfo_getSnapStoragePath(avd); if (opts->snapstorage != NULL) { D("autoconfig: -snapstorage %s", opts->snapstorage); } } if (opts->snapstorage && !path_exists(opts->snapstorage)) { D("no image at '%s', state snapshots disabled", opts->snapstorage); opts->snapstorage = NULL; } } /* If we have a valid snapshot storage path */ if (opts->snapstorage) { hw->disk_snapStorage_path = ASTRDUP(opts->snapstorage); /* -no-snapshot is equivalent to using both -no-snapshot-load * and -no-snapshot-save. You can still load/save snapshots dynamically * from the console though. */ if (opts->no_snapshot) { opts->no_snapshot_load = 1; opts->no_snapshot_save = 1; if (opts->snapshot) { dwarning("ignoring -snapshot option due to the use of -no-snapshot."); } } if (!opts->no_snapshot_load || !opts->no_snapshot_save) { if (opts->snapshot == NULL) { opts->snapshot = "default-boot"; D("autoconfig: -snapshot %s", opts->snapshot); } } /* We still use QEMU command-line options for the following since * they can change from one invokation to the next and don't really * correspond to the hardware configuration itself. */ if (!opts->no_snapshot_load) { args[n++] = "-loadvm"; args[n++] = ASTRDUP(opts->snapshot); } if (!opts->no_snapshot_save) { args[n++] = "-savevm-on-exit"; args[n++] = ASTRDUP(opts->snapshot); } if (opts->no_snapshot_update_time) { args[n++] = "-snapshot-no-time-update"; } } if (!opts->logcat || opts->logcat[0] == 0) { opts->logcat = getenv("ANDROID_LOG_TAGS"); if (opts->logcat && opts->logcat[0] == 0) opts->logcat = NULL; } /* we always send the kernel messages from ttyS0 to android_kmsg */ if (opts->show_kernel) { args[n++] = "-show-kernel"; } /* XXXX: TODO: implement -shell and -logcat through qemud instead */ if (!opts->shell_serial) { #ifdef _WIN32 opts->shell_serial = "con:"; #else opts->shell_serial = "stdio"; #endif } else opts->shell = 1; if (opts->shell || opts->logcat) { args[n++] = "-serial"; args[n++] = opts->shell_serial; shell_serial = serial++; } if (opts->radio) { args[n++] = "-radio"; args[n++] = opts->radio; } if (opts->gps) { args[n++] = "-gps"; args[n++] = opts->gps; } if (opts->memory) { char* end; long ramSize = strtol(opts->memory, &end, 0); if (ramSize < 0 || *end != 0) { derror( "-memory must be followed by a positive integer" ); exit(1); } if (ramSize < 32 || ramSize > 4096) { derror( "physical memory size must be between 32 and 4096 MB" ); exit(1); } hw->hw_ramSize = ramSize; } if (!opts->memory) { int ramSize = hw->hw_ramSize; if (ramSize <= 0) { /* Compute the default RAM size based on the size of screen. * This is only used when the skin doesn't provide the ram * size through its hardware.ini (i.e. legacy ones) or when * in the full Android build system. */ int64_t pixels = hw->hw_lcd_width * hw->hw_lcd_height; /* The following thresholds are a bit liberal, but we * essentially want to ensure the following mappings: * * 320x480 -> 96 * 800x600 -> 128 * 1024x768 -> 256 * * These are just simple heuristics, they could change in * the future. */ if (pixels <= 250000) ramSize = 96; else if (pixels <= 500000) ramSize = 128; else ramSize = 256; } hw->hw_ramSize = ramSize; } D("Physical RAM size: %dMB\n", hw->hw_ramSize); if (hw->vm_heapSize == 0) { /* Compute the default heap size based on the RAM size. * Essentially, we want to ensure the following liberal mappings: * * 96MB RAM -> 16MB heap * 128MB RAM -> 24MB heap * 256MB RAM -> 48MB heap */ int ramSize = hw->hw_ramSize; int heapSize; if (ramSize < 100) heapSize = 16; else if (ramSize < 192) heapSize = 24; else heapSize = 48; hw->vm_heapSize = heapSize; } if (opts->trace) { args[n++] = "-trace"; args[n++] = opts->trace; args[n++] = "-tracing"; args[n++] = "off"; } /* Pass boot properties to the core. */ if (opts->prop != NULL) { ParamList* pl = opts->prop; for ( ; pl != NULL; pl = pl->next ) { args[n++] = "-boot-property"; args[n++] = pl->param; } } /* Setup the kernel init options */ { static char params[1024]; char *p = params, *end = p + sizeof(params); /* Don't worry about having a leading space here, this is handled * by the core later. */ #ifdef TARGET_I386 p = bufprint(p, end, " androidboot.hardware=goldfish"); p = bufprint(p, end, " clocksource=pit"); #endif if (opts->shell || opts->logcat) { p = bufprint(p, end, " androidboot.console=ttyS%d", shell_serial ); } if (opts->trace) { p = bufprint(p, end, " android.tracing=1"); } if (!opts->no_jni) { p = bufprint(p, end, " android.checkjni=1"); } if (opts->no_boot_anim) { p = bufprint( p, end, " android.bootanim=0" ); } if (opts->logcat) { char* q = bufprint(p, end, " androidboot.logcat=%s", opts->logcat); if (q < end) { /* replace any space by a comma ! */ { int nn; for (nn = 1; p[nn] != 0; nn++) if (p[nn] == ' ' || p[nn] == '\t') p[nn] = ','; p += nn; } } p = q; } if (opts->bootchart) { p = bufprint(p, end, " androidboot.bootchart=%s", opts->bootchart); } if (p >= end) { fprintf(stderr, "### ERROR: kernel parameters too long\n"); exit(1); } hw->kernel_parameters = strdup(params); } if (opts->ports) { args[n++] = "-android-ports"; args[n++] = opts->ports; } if (opts->port) { args[n++] = "-android-port"; args[n++] = opts->port; } if (opts->report_console) { args[n++] = "-android-report-console"; args[n++] = opts->report_console; } if (opts->http_proxy) { args[n++] = "-http-proxy"; args[n++] = opts->http_proxy; } if (!opts->charmap) { /* Try to find a valid charmap name */ char* charmap = avdInfo_getCharmapFile(avd, hw->hw_keyboard_charmap); if (charmap != NULL) { D("autoconfig: -charmap %s", charmap); opts->charmap = charmap; } } if (opts->charmap) { char charmap_name[AKEYCHARMAP_NAME_SIZE]; if (!path_exists(opts->charmap)) { derror("Charmap file does not exist: %s", opts->charmap); exit(1); } /* We need to store the charmap name in the hardware configuration. * However, the charmap file itself is only used by the UI component * and doesn't need to be set to the emulation engine. */ kcm_extract_charmap_name(opts->charmap, charmap_name, sizeof(charmap_name)); AFREE(hw->hw_keyboard_charmap); hw->hw_keyboard_charmap = ASTRDUP(charmap_name); } if (opts->memcheck) { args[n++] = "-android-memcheck"; args[n++] = opts->memcheck; } if (opts->gpu) { const char* gpu = opts->gpu; if (!strcmp(gpu,"on") || !strcmp(gpu,"enable")) { hw->hw_gpu_enabled = 1; } else if (!strcmp(gpu,"off") || !strcmp(gpu,"disable")) { hw->hw_gpu_enabled = 0; } else if (!strcmp(gpu,"auto")) { /* Nothing to do */ } else { derror("Invalid value for -gpu parameter: %s\n", gpu); derror("Valid values are: on, off or auto\n"); exit(1); } } if (opts->fake_camera) { if (!strcmp(opts->fake_camera, "back") || !strcmp(opts->fake_camera, "front") || !strcmp(opts->fake_camera, "off")) { hw->hw_fakeCamera = ASTRDUP(opts->fake_camera); } else { derror("Invalid value for -fake-camera parameter: %s\n", opts->fake_camera); derror("Valid values are: back, front, or off\n"); exit(1); } } int webcam_num = 0; if (opts->webcam != NULL) { ParamList* pl = opts->webcam; for ( ; pl != NULL; pl = pl->next ) { char webcam_name[64]; char webcam_dir[16]; if (!strcmp(pl->param, "off")) { /* If 'off' is passed, there must be no other -webcam options. */ if (webcam_num || pl->next != NULL) { derror("'-webcam off' cannot be combined with other -webcam otions\n"); exit(1); } break; } if (!strcmp(pl->param, "list")) { /* If 'list' is passed, there must be no other -webcam options. */ if (webcam_num || pl->next != NULL) { derror("'-webcam list' cannot be combined with other -webcam otions\n"); exit(1); } args[n++] = "-list-webcam"; break; } /* Extract name, and direction */ _parseWebcamOption(pl->param, webcam_name, sizeof(webcam_name), webcam_dir, sizeof(webcam_dir)); /* Save them to appropriate field in hw.ini */ switch (webcam_num) { case 0: hw->hw_webcam_0_name = ASTRDUP(webcam_name); hw->hw_webcam_0_direction = ASTRDUP(webcam_dir); break; case 1: hw->hw_webcam_1_name = ASTRDUP(webcam_name); hw->hw_webcam_1_direction = ASTRDUP(webcam_dir); break; case 2: hw->hw_webcam_2_name = ASTRDUP(webcam_name); hw->hw_webcam_2_direction = ASTRDUP(webcam_dir); break; case 3: hw->hw_webcam_3_name = ASTRDUP(webcam_name); hw->hw_webcam_3_direction = ASTRDUP(webcam_dir); break; case 4: hw->hw_webcam_4_name = ASTRDUP(webcam_name); hw->hw_webcam_4_direction = ASTRDUP(webcam_dir); break; case 5: hw->hw_webcam_5_name = ASTRDUP(webcam_name); hw->hw_webcam_5_direction = ASTRDUP(webcam_dir); break; default: derror("Too many -webcam options. Maximum number of -webcam options is 6\n"); exit(1); } webcam_num++; } hw->hw_webcam_count = webcam_num; } /* Command line options related to webcam, and fake camera should * override camera emulation flag, set in AVD. */ if (hw->hw_camera == 0) { /* Camera emulation is disabled in AVD. Lets see if command line enables * webcam, or fake camera emulation. */ if (webcam_num != 0 || (opts->fake_camera && strcmp(hw->hw_fakeCamera, "off") != 0)) { /* Command line parameters enable camera emulation. */ hw->hw_camera = 1; } } /* physical memory is now in hw->hw_ramSize */ hw->avd_name = ASTRDUP(avdInfo_getName(avd)); /* Set up the interfaces for inter-emulator networking */ if (opts->shared_net_id) { unsigned int shared_net_id = atoi(opts->shared_net_id); char nic[37]; args[n++] = "-net"; args[n++] = "nic,vlan=0"; args[n++] = "-net"; args[n++] = "user,vlan=0"; args[n++] = "-net"; snprintf(nic, sizeof nic, "nic,vlan=1,macaddr=52:54:00:12:34:%02x", shared_net_id); args[n++] = strdup(nic); args[n++] = "-net"; args[n++] = "socket,vlan=1,mcast=230.0.0.10:1234"; } while(argc-- > 0) { args[n++] = *argv++; } args[n] = 0; /* If the target ABI is armeabi-v7a, we can auto-detect the cpu model * as a cortex-a8, instead of the default (arm926) which only emulates * an ARMv5TE CPU. */ if (!forceArmv7 && hw->hw_cpu_model[0] == '\0') { char* abi = avdInfo_getTargetAbi(avd); if (abi != NULL) { if (!strcmp(abi, "armeabi-v7a")) { forceArmv7 = 1; } AFREE(abi); } } if (forceArmv7 != 0) { AFREE(hw->hw_cpu_model); hw->hw_cpu_model = ASTRDUP("cortex-a8"); D("Auto-config: -qemu -cpu %s", hw->hw_cpu_model); } /* Generate a hardware-qemu.ini for this AVD. The real hardware * configuration is ususally stored in several files, e.g. the AVD's * config.ini plus the skin-specific hardware.ini. * * The new file will group all definitions and will be used to * launch the core with the -android-hw option. */ { const char* coreHwIniPath = avdInfo_getCoreHwIniPath(avd); IniFile* hwIni = iniFile_newFromMemory("", NULL); androidHwConfig_write(hw, hwIni); if (filelock_create(coreHwIniPath) == NULL) { /* The AVD is already in use, we still support this as an * experimental feature. Use a temporary hardware-qemu.ini * file though to avoid overwriting the existing one. */ TempFile* tempIni = tempfile_create(); coreHwIniPath = tempfile_path(tempIni); } /* While saving HW config, ignore valueless entries. This will not break * anything, but will significantly simplify comparing the current HW * config with the one that has been associated with a snapshot (in case * VM starts from a snapshot for this instance of emulator). */ if (iniFile_saveToFileClean(hwIni, coreHwIniPath) < 0) { derror("Could not write hardware.ini to %s: %s", coreHwIniPath, strerror(errno)); exit(2); } args[n++] = "-android-hw"; args[n++] = strdup(coreHwIniPath); /* In verbose mode, dump the file's content */ if (VERBOSE_CHECK(init)) { FILE* file = fopen(coreHwIniPath, "rt"); if (file == NULL) { derror("Could not open hardware configuration file: %s\n", coreHwIniPath); } else { LineInput* input = lineInput_newFromStdFile(file); const char* line; printf("Content of hardware configuration file:\n"); while ((line = lineInput_getLine(input)) != NULL) { printf(" %s\n", line); } printf(".\n"); lineInput_free(input); fclose(file); } } } if(VERBOSE_CHECK(init)) { int i; printf("QEMU options list:\n"); for(i = 0; i < n; i++) { printf("emulator: argv[%02d] = \"%s\"\n", i, args[i]); } /* Dump final command-line option to make debugging the core easier */ printf("Concatenated QEMU options:\n"); for (i = 0; i < n; i++) { /* To make it easier to copy-paste the output to a command-line, * quote anything that contains spaces. */ if (strchr(args[i], ' ') != NULL) { printf(" '%s'", args[i]); } else { printf(" %s", args[i]); } } printf("\n"); } /* Setup SDL UI just before calling the code */ init_sdl_ui(skinConfig, skinPath, opts); if (attach_ui_to_core(opts) < 0) { derror("Can't attach to core!"); exit(1); } return qemu_main(n, args); }